CN103250451B - A kind of method of air interface synchronization, equipment and system - Google Patents

A kind of method of air interface synchronization, equipment and system Download PDF

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Publication number
CN103250451B
CN103250451B CN201280002055.5A CN201280002055A CN103250451B CN 103250451 B CN103250451 B CN 103250451B CN 201280002055 A CN201280002055 A CN 201280002055A CN 103250451 B CN103250451 B CN 103250451B
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base station
clock
information
frame
described base
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CN103250451A (en
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薛怀杰
林捷
荣大伟
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • H04W56/0015—Synchronization between nodes one node acting as a reference for the others
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W92/00—Interfaces specially adapted for wireless communication networks
    • H04W92/04—Interfaces between hierarchically different network devices
    • H04W92/12—Interfaces between hierarchically different network devices between access points and access point controllers

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)

Abstract

A kind of method embodiments providing air interface synchronization, including: the information comprising the clock of described base station controller is sent each non-referenced station controlled to described base station controller by base station controller；On the basis of the frame information of the base station that described base station controller controls by described base station controller, calculate the frame information at each non-referenced station and the difference value of described benchmark respectively, and generate the frame offset information at each non-referenced station according to the described difference value at each non-referenced station；The frame offset information of described generation is respectively sent to each non-referenced station by base station controller.Correspondingly present invention also offers equipment and the system of air interface synchronization, the embodiment of the present invention, while realizing air interface synchronization, can reduce the cost of communication system.

Description

A kind of method of air interface synchronization, equipment and system
Technical field
The present invention relates to, by field, particularly relate to a kind of method of air interface synchronization, equipment and system.
Background technology
Existing global system for mobile communications (Global System For Mobile Communications, GSM) In, eating dishes without rice or wine between base station is the most asynchronous, so causes the overlap of time slot.The particularly frequency in asynchronous network is closely multiple Scene in because frequency reuse distance is less, Time Slot Overlap can bring about the unnecessary and unpredictable interference evaded.
Wherein, interference cancellation merges (Interference Rejection Combining, IRC) technology, single antenna is done Disturb counteracting (Single Antenna Interference Cancellation, SAIC) technology and channel based on interference distribution (Interference Based Channel Allocation, IBCA) technology is all applied to the scene of the tight multiplexing of frequency.Root It is applied to synchronizing network than the performance boost about 5.5dB being applied to asynchronous network according to simulation result display IRC technology；SAIC technology It is applied to synchronizing network and can improve 40% than the network capacity being applied to asynchronous network；IBCA technology is applied to synchronizing network ratio The network capacity being applied to asynchronous network can improve 20%～50%.Visible air interface synchronization has under frequency tight multiplexing scene There is important meaning.
At present, industry realizes the method for air interface synchronization and is, it is fixed that the whole world is all installed in all base station controllers and all of base station Position system (Global Positioning System, GPS) core card, GPS core card is all passed through in all of base station controller and base station Unification accepts satellite time transfer, to ensure that under base station controller, all base stations realize air interface synchronization, simultaneously, it is ensured that all base stations realize Air interface synchronization.
In above-mentioned technology, owing to all base station controllers and all base stations are required for installing GPS chip, it is achieved air interface synchronization Too high by system cost.
Summary of the invention
Embodiments provide a kind of method of air interface synchronization, equipment and system, while realizing air interface synchronization, The cost of communication system can be reduced.
First aspect present invention provides a kind of method of air interface synchronization, including: base station controller will comprise the control of described base station The information of the clock of device processed sends each non-referenced station controlled to described base station controller, so that each described non-referenced station will Clock is adjusted to the clock Tong Bu with the clock of described base station controller；
On the basis of the frame information of the base station that described base station controller controls by described base station controller, calculate each respectively The frame information at described non-referenced station and the difference value of described benchmark, and generate according to the described difference value at each described non-referenced station The frame offset information at each described non-referenced station；The frame information of described base station is based upon global positioning system core card and obtains Temporal information that satellite sends and the clock of institute's base station generate, the clock of described base station and described base station controller time Clock synchronizes；
The frame offset information of described generation is respectively sent to each described non-referenced station by described base station controller, so that institute State each non-referenced station to be adjusted to and the frame information of described reference synchronization by frame information according to the frame offset information received.
In the implementation that the first is possible, the clock of described base station controller is the net at described base station controller place The unified clock specified in network.
In conjunction with first aspect, in the implementation that the second is possible, described base station controller is provided with global positioning system System core card, the information comprising the clock of described base station controller is sent to the control of described base station controller by described base station controller Each base station before, described method also includes:
The pulse signal that described base station controller is sent by described global positioning system core clamping receiving satellite；
Described base station controller generates the clock of described base station controller according to the pulse signal of described reception.
In conjunction with any of the above-described implementation, in the implementation that the third is possible, described base station controller is with described base Before on the basis of the frame information of the base station that station control controls, described method also includes:
The information comprising the clock of described base station controller is sent to described base station by described base station controller, so that institute State base station and clock is adjusted the clock Tong Bu with the clock of described base station controller.
In conjunction with first aspect, in the 4th kind of possible implementation, described base station controller will comprise the control of described base station The information of the clock of device processed sent before each base station that described base station controller controls, and described method also includes:
Described base station controller receives the information of the clock comprising described base station that described base station sends；
Clock is adjusted to the clock that the clock of described base station synchronizes by described base station controller.
In conjunction with any of the above-described implementation, in the 5th kind of possible implementation, described base station controller is with described base On the basis of the frame information of the base station that station control controls, calculate the frame information of each described base station and the difference of described benchmark respectively Different value, and before generate the frame offset information at each described non-referenced station according to the described difference value of each described base station, described Method also includes:
Described base station controller obtains under the subscriber equipment under described base station service and the service of each described non-referenced station The behavioural information of subscriber equipment, described behavioural information comprises frame information；
Described base station and the frame information at each non-referenced station is obtained from described behavioural information.
In conjunction with any of the above-described implementation, in the 6th kind of possible implementation, described frame information includes:
Frame number and frame Nepit information；
Described frame offset information includes:
Need the frame number adjusted and need the frame Nepit deviant adjusted.
In conjunction with the 6th kind of possible implementation of first aspect, in the 7th kind of possible implementation, calculate respectively Each frame information at described non-referenced station includes with the difference value of described base station:
Described base station controller calculates the frame of the frame with described base station at each described non-referenced station of synchronization respectively Number difference value；And/or
Described base station controller calculates the frame of the frame with described base station at each described non-referenced station of synchronization respectively The difference value of Nepit skew.
In conjunction with any of the above-described implementation, in the 8th kind of possible implementation, described non-referenced station refers to not pacify The base station of dress global positioning system core card；Described base station refers to be provided with the base station installing global positioning system core card.
Second aspect present invention provides a kind of method of air interface synchronization, and base station is provided with GPS chip, and the method includes:
The temporal information that described base station is sent by described global positioning system core clamping receiving satellite；
Described base station clock based on described temporal information and described base station delta frame information, the clock of described base station and institute The clock stating the base station controller belonging to base station synchronizes；
Described base station sends information to subscriber equipment in described frame, so that the base station controller belonging to described base station receives The behavioural information that described subscriber equipment sends in described frame, described base station controller obtains out described frame from described behavioural information Information, and on the basis of described frame information, calculate respectively the frame information at each non-referenced station that described base station controller controls with The difference value of described benchmark, and the frame according to each described non-referenced station of described difference value generation at each described non-referenced station is inclined Shifting information.
In the implementation that the first is possible, before described base station receives the temporal information that satellite sends, described method Also include:
Described base station receives the information of the clock comprising described base station controller that described base station controller sends；
Clock is adjusted the clock Tong Bu with the clock of described base station controller by described base station.
In conjunction with second aspect, in the implementation that the second is possible, described base station receives the time letter that satellite sends Before breath, described method also includes:
Described base station receives, by described global positioning system chip, the pulse signal that satellite sends；
Described base station generates the clock of described base station according to the pulse signal of described reception.
Third aspect present invention provides a kind of method of air interface synchronization, including:
Base station receives the information of the clock comprising described base station controller that base station controller sends, and is adjusted to by clock The clock Tong Bu with the clock of base station controller；
Described base station receives the frame offset information that described base station controller sends, and described frame offset information is the control of described base station On the basis of the frame information of the base station that device processed controls by described base station controller, calculate the frame information of described base station and described benchmark Difference value, and generate according to the described difference value of described base station；The clock of institute's base station and described base station controller Clock synchronizes；
Frame information is adjusted to and the frame information of described reference synchronization by described base station according to the frame offset information of described reception.
In the implementation that the first is possible, described method also includes:
Described base station sends information to subscriber equipment, so that the base station controller belonging to described base station receives described user The behavioural information that equipment sends, described base station controller obtains out the frame information of described base station from described behavioural information, and with institute On the basis of stating the frame information of base station, calculate the frame information of described base station and the difference value of described benchmark, and according to described difference Value generates the frame offset information of described base station.
Fourth aspect present invention provides a kind of base station controller, including: clock information transmitting element, frame offset information generate Unit and frame offset information transmitting element, wherein:
Clock information transmitting element, frame offset information signal generating unit and frame offset information transmitting element, wherein:
Clock information transmitting element, the information for the clock by comprising described base station controller sends to be controlled to described base station Device processed control each non-referenced station so that each non-referenced station clock is adjusted to the clock of base station controller on the basis of with The clock of step；
Frame offset information signal generating unit, on the basis of the frame information of the base station controlled by described base station controller, point Do not calculate the frame information at each described non-referenced station and the difference value of described benchmark, and according to described in each described non-referenced station Difference value generates the frame offset information at each described non-referenced station, and the frame information of described base station is based upon global positioning system The clock of temporal information and described base station that system core card obtains satellite transmission generates, the clock of institute's base station and clock information The clock that transmitting element sends synchronizes；
Frame offset information transmitting element, for sending out the frame offset information that described frame offset information signal generating unit generates respectively Deliver to each described non-referenced station so that described each non-referenced station according to the frame offset information received frame information is adjusted to The frame information of described reference synchronization.
In the implementation that the first is possible, the clock of described base station controller is the net at described base station controller place The unified clock specified in network.
In conjunction with fourth aspect, in the implementation that the second is possible, described base station controller is provided with global positioning system System core card, described base station controller also includes:
Pulsed signal unit, for the pulse signal sent by described global positioning system core clamping receiving satellite；
Clock generating unit, the pulse signal for receiving according to described pulsed signal unit generates the control of described base station The clock of device processed.
In conjunction with any of the above-described implementation of fourth aspect, in the implementation that the third is possible, described clock information is sent out The information sending unit to be additionally operable to the clock by comprising described base station controller sends to described base station, so that described base station will Clock adjusts the clock Tong Bu with the clock of described base station controller.
In conjunction with fourth aspect, in the 4th kind of possible implementation, described base station controller also includes:
Clock information receives unit, for receiving the information of the clock comprising described base station that described base station sends；
Clock adjustment unit, receives unit reception for the clock of described base station controller is adjusted to described clock information Base station clock synchronize.
In conjunction with any of the above-described implementation of fourth aspect, in the 5th kind of possible implementation, described base station controller Also include:
Behavioural information acquiring unit, for obtaining the subscriber equipment under described base station service and the service of each described base station Under the behavioural information of subscriber equipment, described behavioural information comprises frame information；
Described frame offset information signal generating unit is additionally operable to obtain from the behavioural information that described behavioural information acquiring unit obtains Take described base station and the frame information at each non-referenced station.
In conjunction with any of the above-described implementation of fourth aspect, in the 6th kind of possible implementation, described frame information includes:
Frame number and frame Nepit information；
Described frame offset information includes:
Need the frame number adjusted and need the frame Nepit deviant adjusted.
In conjunction with the 6th kind of possible implementation of fourth aspect, in the 7th kind of possible implementation, described frame is inclined Move information generating unit and be additionally operable to calculate respectively the frame number of the frame with described base station at each described non-referenced station of synchronization Difference value；And/or
Described frame offset information signal generating unit be additionally operable to calculate respectively each described non-referenced station of synchronization with described The difference value of the frame Nepit skew of the frame of base station.
In conjunction with any of the above-described implementation of fourth aspect, in the 8th kind of possible implementation, described non-referenced station is Refer to be fitted without the base station of global positioning system core card；Described base station refers to be provided with the base installing global positioning system core card Stand.
Fifth aspect present invention provides a kind of base station, and described base station is provided with GPS chip, and described base station includes: the time believes Breath receives unit, frame information signal generating unit and information transmitting unit, wherein:
Temporal information receives unit, for the temporal information sent by described GPS core clamping receiving satellite；
Frame information signal generating unit, for receiving, based on described temporal information, temporal information and the described base station that unit receives Clock delta frame information, the clock of described base station is Tong Bu with the clock of the base station controller belonging to described base station；
Information transmitting unit, for sending information to subscriber equipment in described frame, so that the base station belonging to described base station Controller receives the behavioural information that described subscriber equipment sends in described frame, and described base station controller obtains from described behavioural information Take out described frame information, and on the basis of described frame information, calculate each non-referenced station that described base station controller controls respectively The difference value of frame information and described benchmark, and generate each described non-base according to the described difference value at each described non-referenced station The frame offset information at quasi-station.
In the implementation that the first is possible, described base station also includes:
Clock information receives unit, for receiving the clock comprising described base station controller that described base station controller sends Information；
Clock adjustment unit, time Tong Bu with the clock of described base station controller for the clock of described base station being adjusted Clock.
In conjunction with the 5th aspect, in the implementation that the second is possible, described base station also includes:
Pulsed signal unit, for receiving, by described global positioning system chip, the pulse signal that satellite sends；
Clock generating unit, generates described base station for the pulse signal received according to described pulsed signal unit Clock.
In conjunction with in the implementation that the second of the 5th aspect is possible, the third possible implementation, described base station Also include:
Clock information transmitting element, the information for the clock by comprising described base station sends to described base station controller, So that clock is adjusted to the clock that the clock of described base station synchronizes by described base station controller.
Sixth aspect present invention provides a kind of base station, including: clock information receives unit, frame offset information receives unit and Adjustment unit, wherein:
Clock information receives unit, for receiving the letter of the clock comprising described base station controller that base station controller sends Breath, and the clock of described base station is adjusted to the clock Tong Bu with the clock of base station controller；
Frame offset information receives unit, for receiving the frame offset information that described base station controller sends, described vertical shift On the basis of information is the frame information of the base station that described base station controller controls by described base station controller, calculate described base station Frame information and the difference value of described benchmark, and generate according to the described difference value of described base station；The clock of described base station Tong Bu with the clock of described base station controller；
Adjustment unit, is adjusted to frame information for receiving the frame offset information of unit reception according to described frame offset information Frame information with described reference synchronization.
In the implementation that the first is possible, described base station also includes:
Information transmitting unit, for sending information to subscriber equipment, so that the base station controller belonging to described base station connects Receiving the behavioural information that described subscriber equipment sends, described base station controller obtains out the frame letter of described base station from described behavioural information Breath, and on the basis of the frame information of described base station, calculates the frame information of described base station and the difference value of described benchmark, and according to Described difference value generates the frame offset information of described base station.
Seventh aspect present invention provides the system of a kind of air interface synchronization, the base station controller that provides including: fourth aspect, the The base station that the base station of five aspects offers and the 6th aspect provide.
Eighth aspect present invention provides a kind of base station controller, including:
Described emitter, the information for the clock by comprising described base station controller sends to described base station controller control Each non-referenced station of system, so that clock is adjusted to Tong Bu with the clock of described base station controller by each described non-referenced station Clock；
Described processor is used for performing following steps:
On the basis of the frame information of the base station controlled by described base station controller, calculate each described non-referenced station respectively Frame information and the difference value of described benchmark, and generate each described non-referenced according to the described difference value at each described non-referenced station The frame offset information stood；The frame information of described base station is based upon global positioning system core card and obtains the time that satellite sends The clock of information and institute's base station generates, and the clock of described base station is Tong Bu with the clock of described base station controller；
Described emitter is additionally operable to the frame offset information of described generation is respectively sent to each described non-referenced station, so that Frame information is adjusted to and the frame information of described reference synchronization by described each non-referenced station according to the frame offset information received.
In the implementation that the first is possible, described base station controller is provided with global positioning system core card, described base Stand and also include:
Receptor, for the pulse signal sent by described global positioning system core clamping receiving satellite；
Described processor be additionally operable to perform following steps:
Pulse signal according to described reception generates the clock of described base station controller.
In conjunction with any of the above-described implementation of eighth aspect, in the implementation that the second is possible, described emitter is also used Information in the clock by comprising described base station controller sends to described base station so that described base station clock is adjusted with The clock that the clock of described base station controller synchronizes.
In conjunction with eighth aspect, in the implementation that the third is possible, described base station controller also includes:
Receptor, for receiving the information of the clock comprising described base station that described base station sends；
Described processor be additionally operable to perform following steps:
The clock of described base station controller is adjusted to the clock that the clock of described base station synchronizes.
In conjunction with eighth aspect, in the 4th kind of possible implementation, described base station controller also includes:
Receptor, for obtaining the use under the subscriber equipment under described base station service and the service of each described non-referenced station The behavioural information of family equipment, described behavioural information comprises frame information.
In conjunction with any of the above-described implementation of eighth aspect, in the 5th kind of possible implementation, it is characterised in that described Frame information includes:
Frame number and frame Nepit information；
Described frame offset information includes:
Need the frame number adjusted and need the frame Nepit deviant adjusted.
In conjunction with the 5th kind of possible implementation of eighth aspect, in the 6th kind of possible implementation, described processor The each frame information at described non-referenced station that calculates respectively performed includes with the step of the difference value of described base station:
Calculate the frame number difference value of the frame with described base station at each described non-referenced station of synchronization respectively；And/or
Calculate the difference of the frame Nepit skew of the frame with described base station at each described non-referenced station of synchronization respectively Different value.
Ninth aspect present invention provides a kind of base station, and described base station is provided with global positioning system chip, including: receive Device, processor and emitter, wherein:
Described receptor, for the temporal information sent by described global positioning system core clamping receiving satellite；
Described processor is used for performing following steps:
Clock delta frame information based on described temporal information and described base station, the clock of described base station and described base station institute The clock of the base station controller belonged to synchronizes；
Described emitter, for sending information to subscriber equipment in described frame, so that the base station control belonging to described base station Device processed receives the behavioural information that described subscriber equipment sends in described frame, and described base station controller obtains from described behavioural information Go out described frame information, and on the basis of described frame information, calculate each non-referenced station of described base station controller control respectively Frame information and the difference value of described benchmark, and generate each described non-referenced according to the described difference value at each described non-referenced station The frame offset information stood.
In the implementation that the first is possible, described receptor is additionally operable to receive comprising of described base station controller transmission The information of the clock of described base station controller；
Described processor be additionally operable to perform following steps:
The clock of described base station is adjusted the clock Tong Bu with the clock of described base station controller.
In conjunction with the 9th aspect, in the implementation that the second is possible, it is fixed that described receptor is additionally operable to by the described whole world Position System on Chip/SoC receives the pulse signal that satellite sends；
Described processor be additionally operable to perform following steps:
Pulse signal according to described reception generates the clock of described base station.
In conjunction with the implementation that the 9th aspect the second is possible, in the implementation that the third is possible, described emitter The information being additionally operable to the clock by comprising described base station sends to described base station controller, so that described base station controller is by clock It is adjusted to the clock that the clock of described base station synchronizes.
Tenth aspect present invention provides a kind of base station, including: receptor and processor, wherein:
Described receptor, for receiving the information of the clock comprising described base station controller that base station controller sends；
Described processor is used for performing following steps:
The clock of described base station is adjusted to the clock Tong Bu with the clock of base station controller；
Described receptor is additionally operable to receive the frame offset information that described base station controller sends, and described frame offset information is institute On the basis of stating the frame information of the base station that base station controller controls by described base station controller, calculate the frame information of described base station with The difference value of described benchmark, and generate according to the described difference value of described base station；The clock of institute's base station and described base station The clock of controller synchronizes；
Described processor be additionally operable to perform following steps:
Frame information is adjusted to and the frame information of described reference synchronization by the frame offset information according to described reception.
In the implementation that the first is possible, described emitter is additionally operable to send information so that described base to subscriber equipment Base station controller belonging to quasi-station receives the behavioural information that described subscriber equipment sends, and described base station controller is believed from described behavior Breath obtains out the frame information of described base station, and on the basis of the frame information of described base station, calculate the frame information of described base station with The difference value of described benchmark, and the frame offset information of described base station is generated according to described difference value.
11st aspect provides the system of a kind of air interface synchronization, including base station controller, the 9th side of eighth aspect offer The base station that the base station of face offer and the tenth aspect provide.
In technique scheme, the information comprising the clock of described base station controller is sent to described base by base station controller Each non-referenced station that station control controls；The frame information of the base station that base station controller controls with described base station controller is as base Standard, calculates the frame information at each non-referenced station and the difference value of described benchmark respectively, and according to the difference value at each non-referenced station Generate the frame offset information at each non-referenced station；The frame offset information of described generation is respectively sent to each non-by base station controller Base station.Clock and the frame information that so can realize all base stations under base station controller are to synchronize, and namely base station controls Under device, the interface-free resources of all base stations is to synchronize, thus realizes under consolidated network the sky of all base stations under different base station controller Mouthful resource is to synchronize, it is achieved during GPS core card that only base station is installed, compared to existing technology in each base station, benchmark Standing and GPS all installed by base station controller, the present invention just can reduce the cost of communication system.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, also may be used To obtain other accompanying drawing according to these accompanying drawings.
The schematic flow sheet of the method for a kind of air interface synchronization that Fig. 1 embodiment of the present invention provides；
The schematic flow sheet of the method for the another kind of air interface synchronization that Fig. 2 embodiment of the present invention provides；
The schematic flow sheet of the method for the another kind of air interface synchronization that Fig. 3 embodiment of the present invention provides；
The schematic flow sheet of the method for the another kind of air interface synchronization that Fig. 4 embodiment of the present invention provides；
The schematic flow sheet of the method for the another kind of air interface synchronization that Fig. 5 embodiment of the present invention provides；
The schematic flow sheet of the method for the another kind of air interface synchronization that Fig. 6 embodiment of the present invention provides；
The schematic flow sheet of the method for the another kind of air interface synchronization that Fig. 7 embodiment of the present invention provides；
Fig. 8 is the structural representation of a kind of base station controller that the embodiment of the present invention provides；
Fig. 9 is the structural representation of the another kind of base station controller that the embodiment of the present invention provides；
Figure 10 is the structural representation of the another kind of base station controller that the embodiment of the present invention provides；
Figure 11 is the structural representation of the another kind of base station controller that the embodiment of the present invention provides；
Figure 12 is the structural representation of a kind of base station that the embodiment of the present invention provides；
Figure 13 is the structural representation of the another kind of base station that the embodiment of the present invention provides；
Figure 14 is the structural representation of the another kind of base station that the embodiment of the present invention provides；
Figure 15 is the structural representation of the another kind of base station that the embodiment of the present invention provides；
Figure 16 is the structural representation of the another kind of base station that the embodiment of the present invention provides；
Figure 17 is the structural representation of the system of a kind of air interface synchronization that the embodiment of the present invention provides；
Figure 18 is the structural representation of the another kind of base station controller that the embodiment of the present invention provides；
Figure 19 is the structural representation of the another kind of base station controller that the embodiment of the present invention provides；
Figure 20 is the structural representation of the another kind of base station that the embodiment of the present invention provides；
Figure 21 is the structural representation of the another kind of base station that the embodiment of the present invention provides；
Figure 22 is the structural representation of the another kind of base station that the embodiment of the present invention provides；
Figure 23 is the structural representation of the another kind of base station that the embodiment of the present invention provides；
Figure 24 is the structural representation of the system of the another kind of air interface synchronization that the embodiment of the present invention provides.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise Embodiment, broadly falls into the scope of protection of the invention.
The schematic flow sheet of the method for a kind of air interface synchronization provided for the embodiment of the present invention such as Fig. 1, as it is shown in figure 1, bag Include:
101, the information comprising the clock of described base station controller is sent to described base station controller control by base station controller Each non-referenced station of system, during so that clock is adjusted to Tong Bu with the clock of described base station controller by each non-referenced station Clock；
The above-mentioned clock Tong Bu with the clock of base station controller refers to, with the clock of base station controller as reference clock, raw Become the clock Tong Bu with the clock of base station controller, if, the clock of base station controller is the clock of 2M, when base station receives this Zhong Hou, it is possible to the clock of this 2M as reference clock, generates the clock of 13M.So can realize under base station controller all The clock at non-referenced station is all to synchronize.
As the optional embodiment of one, the clock of base station controller can be with unified in the network at base station controller place The clock specified, thus can realize the clock of all base station controllers under consolidated network is to synchronize.The most just can obtain Under consolidated network, the clock at each non-referenced station is to synchronize.Such as: the clock of base station controller can be that this base station controls The network at device place is generated by the soft method of synchronization of eating dishes without rice or wine, i.e. all base station controllers in the network at this base station controller place Mutually send respective clock information, by analyzing clock information, adjust respective clock, to realize all base stations in this network The clock of controller is to synchronize.
As the optional embodiment of one, the clock of the base station worked under base station controller can also be can be with base station The unified clock specified in the network at controller place, such as, the clock of base station be base station controller place network in unite One specifies, it is intended that the pulse signal that sends according to satellite and the clock that generates, and the clock of base station controller can be then and base The clock that the clock at quasi-station synchronizes, it is possible to the clock realizing base station controller is that network unification is specified.Or, base station Clock is with the clock of base station controller as reference clock, and generates the clock Tong Bu with the clock of base station controller, and base station The clock of controller is unified in network appointment, and the clock that thus can realize base station is also unified in network appointment 's.Thus can realize the clock of all non-referenced stations and base station under base station controller is to synchronize, to realize same net Under network, the clock of all of base station is to synchronize.
102, on the basis of the frame information of the base station that base station controller controls by described base station controller, calculate each respectively The frame information at non-referenced station and the difference value of described benchmark, and generate each described non-base according to the difference value at each non-referenced station The frame offset information at quasi-station；The frame information of described base station be based upon global positioning system core card obtain satellite send time Between the clock of information and institute's base station generate, the clock of described base station is Tong Bu with the clock of described base station controller；
As a kind of embodiment, before step 102, base station controller will get the frame at each non-referenced station Information and the frame information of base station.Such as: can be taken by the subscriber equipment from base station service and each non-referenced station In the behavioural information of the subscriber equipment under Wu, obtain base station and the frame information at each non-referenced station.
It should be noted that above-mentioned behavioural information comprises frame information, such as: subscriber equipment sends to base station controller Control information or request message etc., and subscriber equipment services under certain base station, such subscriber equipment services in this base station Lower send behavioural information to base station controller, then behavior information is accomplished by using frame shown in the frame information of this base station to base station Controller sends behavioural information, and such base station controller just can obtain the frame information of this base station from behavior information, thus Said reference station and the frame information at each non-referenced station can be got.
103, the frame offset information of described generation is respectively sent to each non-referenced station by base station controller so that described often Frame information is adjusted to and the frame information of described reference synchronization by individual non-referenced station according to the frame offset information received.
All base stations under base station controller can be realized by step 102 and step 103 (to comprise: non-referenced station and benchmark Stand) frame information be synchronize, and the clock of base station be based on satellite send temporal information generate, say, that with The frame information of the base station worked under each base station controller under one network is all based on the temporal information generation of satellite transmission, Just can realize the frame information of each base station under consolidated network is to synchronize.More than can be obtained by each base station under network Frame information is to synchronize.
In sum, under network, clock and the frame information of all base stations are all to synchronize, and just obtain under consolidated network all The interface-free resources of base station is to synchronize.And the GPS core card that in the embodiment of the present invention, only base station is installed, compared to existing technology in GPS installed by each base station and base station controller, and the embodiment of the present invention just can reduce the cost of communication system.
Optionally, above-mentioned non-referenced station may refer to be fitted without the base station of global positioning system core card；Said reference station May refer to be provided with the base station of GPS.
In technique scheme, the information comprising the clock of described base station controller is sent to described base by base station controller Each non-referenced station that station control controls；The frame information of the base station that base station controller controls with described base station controller is as base Standard, calculates the frame information at each non-referenced station and the difference value of described benchmark respectively, and according to the difference value at each non-referenced station Generate the frame offset information at each non-referenced station；The frame offset information of described generation is respectively sent to each non-by base station controller Base station.Clock and the frame information that so can realize all base stations under base station controller are to synchronize, and namely base station controls Under device, the interface-free resources of all base stations is to synchronize, thus realizes under consolidated network the sky of all base stations under different base station controller Mouthful resource is to synchronize, it is achieved during GPS core card that only base station is installed, compared to existing technology in each base station, benchmark Standing and GPS all installed by base station controller, the present invention just can reduce the cost of communication system.
Fig. 2 is the schematic flow sheet of the method for the another kind of air interface synchronization that the embodiment of the present invention provides, in the present embodiment, base Station control is provided with GPS core card, as in figure 2 it is shown, include:
201, the pulse signal that base station controller is sent by described GPS core clamping receiving satellite.
202, base station controller generates the clock of base station controller according to the pulse signal received.
It is understood that in the present embodiment, the clock of base station controller is that network is unified specifies, it is intended that according to satellite The pulse signal that sends and the clock that generates.Thus can realize the clock of each base station controller under consolidated network is to synchronize 's.
Optionally, the clock of base station controller can be specifically the clock of 2M.
203, the information comprising the clock of described base station controller is sent to described base station controller control by base station controller Each non-referenced station of system, during so that clock is adjusted to Tong Bu with the clock of described base station controller by each non-referenced station Clock.
As the optional embodiment of one, base station controller can also control the E1 clock of transmission network when being reference Clock, generates the clock Tong Bu with this E1 clock, then the E1 clock of transmission network is sent to each described base station, so that each base Stand with the E1 clock of transmission network as reference clock, generate the clock Tong Bu with this E1 clock.Wherein, the E1 clock of transmission network It is a known clock, does not elaborates.
204, on the basis of the frame information of the base station that base station controller controls by base station controller, each non-base is calculated respectively The frame information at quasi-station and the difference value of this benchmark, and the frame according to each non-referenced station of difference value generation at each non-referenced station is inclined Shifting information.
Optionally, above-mentioned non-referenced station may refer to be fitted without the base station of global positioning system core card；Said reference station May refer to be provided with the base station of GPS.
As the optional embodiment of one, above-mentioned frame information can include
Frame number and frame Nepit information；
Above-mentioned frame offset information can include
Need the frame number adjusted and need the frame Nepit deviant adjusted.
Optionally, the difference value of frame information and described base station that step 204 calculates each described non-referenced station respectively can To include:
Calculate the frame number difference value of the frame with base station at synchronization each non-referenced station respectively；And/or
Calculate the difference of the frame Nepit skew of the frame with described base station at each described non-referenced station of synchronization respectively Different value.
Optionally, above-mentioned steps can be the frame of the frame with base station at the above-mentioned each non-referenced station calculating a certain moment Number the most identical, if identical, calculate the difference value of the frame Nepit skew of these frames, the skew of frame Nepit can refer to, these frames The time offset value of same bit, such as the time offset value of first bit in these frames；The frame at non-referenced station exists and base When the frame number of the frame at quasi-station differs frame, this calculates these frame numbers with the frame of base station and differs the frame of frame and the frame of base station Number difference value, and this calculate these frame numbers with the frame of base station differ frame with the frame Nepit skew of the frame of base station Difference value.
Optionally, in this embodiment, base station controller can be first to calculate the non-referenced that base station is adjacent with base station The frame information difference value stood, then pass through the frame information difference at the non-referenced station adjacent with this non-referenced station, the firm non-referenced station calculated Value, by that analogy such that it is able to calculate the frame information difference value of each non-referenced station and base station.
As the optional embodiment of one, the frame information at said reference station and the frame information tool of above-mentioned each described base station Body can be that base station controller obtains in advance or prestore.Such as: can be set by the user under base station service Standby with in the behavioural information of the subscriber equipment under the service of each non-referenced station, obtain the frame letter at base station and each non-referenced station Breath.Optionally,
Before the step 204, described method can also include:
Base station controller obtains the subscriber equipment under this base station service and the user under the service of each described non-referenced station The behavioural information of equipment, wherein, described behavioural information comprises frame information；
Described base station and the frame information at each non-referenced station is obtained from described behavioural information.
As the optional embodiment of one, the difference value according to each non-referenced station in step 204 generates each non- The frame offset information of base station may include that
Base station controller using the difference value at each non-referenced station as the frame offset information at each non-referenced station.
Such as: the difference value 3 of the frame number at non-referenced station 1 and the frame number of base station, and frame Nepit offset differences value is 5 Bit, the frame offset information making this non-referenced station just offsets 3 for frame number, and frame Nepit 5 bits of skew, certainly, in above-mentioned difference Different value also can comprise frame number difference and frame Nepit offset direction, i.e. can also include in frame information: in frame number skew and frame Bit offset directional information, the most above-mentioned 3 is that frame number adds 3 or subtracts 3, and above-mentioned 5 bits are to offset forward or backward.
205, the frame offset information of described generation is respectively sent to each non-referenced station by base station controller, so that each non- Frame information is adjusted to the frame information Tong Bu with said reference according to the frame offset information received by base station.
It should be noted that step 203 and step 204 can be to perform simultaneously, it is also possible to be that step 204 first carries out, step Rapid 203 perform after step 204.
As the optional embodiment of one, described method can also include step:
The information comprising the clock of described base station controller is sent to described base station by base station controller, so that base station Clock is adjusted Tong Bu with the clock of described base station controller.
The clock that so can realize base station is Tong Bu with the clock of base station controller.
As the optional embodiment of one, if having preassigned the clock of base station controller, that present invention can save Slightly step 201 and step 203.I.e. in this embodiment, the clock of base station controller be base station controller place network in unite One clock specified.
The most also realizing the clock of all base station controllers under network is to synchronize, then realizes all bases under base station controller The clock stood synchronizes.In which, base station controller avoids the need for installing GPS core card, with cost-effective.
As the optional embodiment of one, after step 205, described method also includes:
When arriving Preset Time, repeated execution of steps 204 and step 205, i.e. perform base station controller with described base station On the basis of the frame information of the base station that controller controls, calculate the frame information of each described base station and the difference of described benchmark respectively Value, and the frame offset information at each described non-referenced station, base station controller is generated according to the described difference value of each described base station The frame offset information of described generation is respectively sent to each non-referenced station.
In this embodiment, base station can be periodically made to adjust frame information, with the frame letter being accurately to ensure that between base station Breath is to synchronize.
In technique scheme, on the basis of above example, add base station controller and defended by the reception of GPS core card The pulse signal that star sends, and base station controller is according to the clock of the pulse signal described base station controller of generation of described reception Step.So can realize the clock of base station controller to be the pulse signal sent according to satellite and generate.Meanwhile, also may be used With and to realize under network the interface-free resources of all base stations under different base station controller be to synchronize, and reduce the one-tenth of communication system This.
Fig. 3 is the schematic flow sheet of the method for the another kind of air interface synchronization that the embodiment of the present invention provides, as it is shown on figure 3, bag Include:
301, base station controller receives the clock comprising this base station of the base station transmission that this base station controller controls Information；
302, clock is adjusted to the clock Tong Bu with the clock of described base station by base station controller.
Specify it is understood that the clock of base station is network unification, it is intended that sent by GPS core clamping receiving satellite Pulse signal, and the clock generated according to this pulse signal.Base station controller just can be realized by step 301 and 302 Generate the clock Tong Bu with the clock of base station, be that network unification is specified to realize the clock of base station controller.
Optionally, generate owing to the clock of base station each under consolidated network can be by the way time Clock, thus can realize the clock of each base station under consolidated network is to synchronize.Clock is adjusted by base station controller again For the clock Tong Bu with the clock of described base station, and the clock that under base station controller, all non-referenced stations all control with base station with Step.Thus can realize the clock of all base stations under consolidated network is all to synchronize.
It is assumed that the clock of base station is 13M, base station controller, with the clock of this 13M as reference clock, generates and this clock The 2M clock of base station controller synchronized, under base station controller, with base station, this 2M clock, as reference clock, generates again in each base station The 13M clock Tong Bu with the 2M clock of base station controller.
As the optional embodiment of one, the clock of this base station can also be sent to this base station by said reference station All non-referenced stations under own base station controller, so that clock is adjusted to and described base station by the base station receiving this clock Clock synchronize clock.
This embodiment, equally realizing the clock of all base stations under network is to synchronize.
303, the information comprising the clock of described base station controller is sent to described base station controller control by base station controller Each non-referenced station of system, during so that clock is adjusted to Tong Bu with the clock of described base station controller by each non-referenced station Clock.
Optionally, above-mentioned non-referenced station may refer to be fitted without the base station of global positioning system core card；Said reference station May refer to be provided with the base station of GPS.
304, on the basis of the frame information of the base station that base station controller controls by described base station controller, calculate each respectively The frame information at non-referenced station and the difference value of described benchmark, and generate each described non-base according to the difference value at each non-referenced station The frame offset information at quasi-station.
305, the frame offset information of described generation is respectively sent to each non-referenced station by base station controller, so that each non- Frame information is adjusted to the frame information Tong Bu with said reference according to the frame offset information received by base station.
In technique scheme, on the basis of above example, add base station controller and receive what base station sent Comprise the information of the clock of described base station, and clock is adjusted to Tong Bu with the clock of described base station by base station controller The step of clock.Clock is adjusted to the clock with base station together by the clock base station controller that so can realize base station controller The clock of step.At the same time it can also be and to realize under network the interface-free resources of all base stations under different base station controller be to synchronize, with And reduce the cost of communication system.
Fig. 4 is the schematic flow sheet of the method for the another kind of air interface synchronization that the embodiment of the present invention provides, in the present embodiment, base Station is provided with GPS chip, includes as shown in Figure 4:
401, the temporal information that base station is sent by described GPS core clamping receiving satellite.
402, base station clock based on described temporal information and described base station delta frame information, the clock of base station and described base The clock of the base station controller belonging to standing synchronizes.
403, base station sends information to subscriber equipment in described frame, so that the base station controller belonging to described base station is from institute State behavioural information and obtain out described frame information, and on the basis of described frame information, calculate what described base station controller controlled respectively The frame information at each non-referenced station and the difference value of described benchmark, and generate according to the described difference value at each described non-referenced station The frame offset information at each described non-referenced station.
Optionally, above-mentioned non-referenced station may refer to be fitted without the base station of global positioning system core card.
Optionally, above-mentioned base station sends information to subscriber equipment in described frame and may refer to, and sends to subscriber equipment Any information, as controlled information, instruction message etc..
Optionally, in described base station in described frame after subscriber equipment transmission information, described subscriber equipment will be at this Carrying out information transmission with base station controller in frame, namely base station controller can receive the row that subscriber equipment sends in this frame For information, such base station controller just can be from the above-mentioned frame information of behavior acquisition of information, the frame letter that namely step 402 generates Breath, base station controller, again on the basis of this frame information is, calculates each non-referenced station of described base station controller control respectively Frame information and the difference value of said reference, and the frame according to each non-referenced station of described difference value generation at each non-referenced station is inclined Shifting information.After above-mentioned non-referenced station receives this frame offset information, it is possible to adjust frame information and above-mentioned base station one to the second.So Just can realize the frame information of all base stations under base station controller is to synchronize.It addition, all non-referenced stations under base station controller Being all Tong Bu with the clock of base station controller, thus can realize the clock of all base stations under base station controller is to synchronize (specifically refer to above example).And each base station controller is the synchronization side using the present invention to provide under consolidated network Formula, it is possible to the frame information and the clock that realize all base stations under consolidated network are to synchronize, to realize all bases under consolidated network The interface-free resources stood is to synchronize.
As the optional embodiment of one, upper base station can be specifically work under base station controller in arbitrary be provided with The base station of GPS core card.
In technique scheme, the temporal information that base station is sent by GPS core clamping receiving satellite, base station is based on the described time The clock delta frame information of information and described base station, the clock of described base station is by network unified plan；Described base station is in institute Information is sent to subscriber equipment, so that base station controller obtains out described frame information from described behavioural information, and with institute in stating frame On the basis of stating frame information, calculate the frame information at each non-referenced station that described base station controller controls and the difference of described benchmark respectively Different value, and the frame offset information at each described non-referenced station is generated according to the described difference value at each described non-referenced station.So Realizing under network the interface-free resources of all base stations under different base station controller is to synchronize, and reduces the cost of communication system.
Fig. 5 is the schematic flow sheet of the method for the another kind of air interface synchronization that the embodiment of the present invention provides, and base station is provided with GPS Chip, as it is shown in figure 5, include:
501, the temporal information that base station is sent by described GPS core clamping receiving satellite.
502, base station receives the information of the clock comprising base station controller that the base station controller belonging to this base station sends.
503, clock is adjusted the clock Tong Bu with the clock of described base station controller by base station.
It should be noted that in the present embodiment, the clock of base station is the clock Tong Bu with the clock of described base station controller, And the clock of base station controller to be network unified specifies, also it can be understood that be, the clock of base station is that network is unified specifies.
The clock that so can realize base station is Tong Bu with the clock of base station controller.It addition, institute under base station controller The clock having non-referenced station is also Tong Bu with the clock of base station controller.Thus can realize all bases under base station controller The clock stood is to synchronize.
Optionally, it is assumed that the clock of base station controller is the clock of 2M, after base station receives this 2M clock, just with this 2M clock For reference clock, generate the 13M clock Tong Bu with this 2M clock.
As the optional embodiment of one, step 502 specifically may include that
Base station receives the E1 clock of transmission network, and this E1 clock is Tong Bu with the clock of base station controller.
Step 503 specifically may include that
Clock is adjusted to the clock Tong Bu with this E1 clock by base station.
In this embodiment, it is possible to achieve the clock of base station is Tong Bu with the E1 clock of transmission network.And E1 clock is Tong Bu with the clock of base station controller, it is understood that for, the clock of base station is Tong Bu with the clock of base station controller.
504, base station clock based on described temporal information and this base station delta frame information, described frame information comprise frame number and Frame Nepit information.
505, base station sends information to subscriber equipment in described frame, so that the base station controller belonging to base station receives described The behavioural information that subscriber equipment sends in described frame, base station controller obtains out described frame information from described behavioural information, and On the basis of described frame information, the frame information at each non-referenced station that difference calculation base station controller controls and the difference of said reference Different value, and the frame offset information at each non-referenced station is generated according to the described difference value at each non-referenced station.
Optionally, above-mentioned non-referenced station may refer to be fitted without the base station of global positioning system core card.
In technique scheme, on the basis of above example, it is described that base station receives comprising of base station controller transmission The information of the clock of base station controller, and base station is by the step of clock Tong Bu with the clock of described base station controller for clock adjustment Suddenly.The clock that so can realize base station is Tong Bu with the clock of base station controller.At the same time it can also be realize under network different Under base station controller, the interface-free resources of all base stations is to synchronize, and reduces the cost of communication system.
Fig. 6 is the schematic flow sheet of the method for the another kind of air interface synchronization that the embodiment of the present invention provides, and base station is provided with GPS Core stops, as shown in Figure 6, and including:
601, the temporal information that base station is sent by described GPS core clamping receiving satellite.
602, the pulse signal that base station is sent by described GPS core clamping receiving satellite.
It should be noted that step 601 and step 601 specifically can synchronize to perform, above-mentioned temporal information and above-mentioned pulse Signal specifically can belong to same information.
603, base station generates the clock of described base station according to the pulse signal of described reception.
It should be noted that in the present embodiment, the clock of base station is network unified plan, it is intended that send according to satellite Pulse signal and the clock that generates.
604, base station clock based on described temporal information and described base station delta frame information, described frame information comprises frame number With frame Nepit information.
605, described base station sends information to subscriber equipment in described frame, so that the base station controller belonging to base station receives The behavioural information that described subscriber equipment sends in described frame, base station controller obtains out described frame letter from described behavioural information Breath, and on the basis of described frame information, calculate frame information and the institute at each non-referenced station that described base station controller controls respectively State the difference value of benchmark, and generate the vertical shift at each described non-referenced station according to the described difference value at each described non-referenced station Information.
Optionally, above-mentioned non-referenced station may refer to be fitted without the base station of global positioning system core card.
As the optional embodiment of one, described method can also include:
606, the information comprising the clock of described base station controller is sent to described base station by base station, so that the control of described base station Clock is adjusted to the clock Tong Bu with the clock of this base station by device processed.
Needing to say, the time that step 606 performs, the time that step 606 performs specifically can hold after step 603 OK, as performed together in same step 604.
In technique scheme, on the basis of above example, base station is sent by described GPS core clamping receiving satellite Pulse signal, and base station is according to the step of the clock of the described base station of pulse signal generation of described reception.So can realize The clock of base station be satellite send pulse information and generate.At the same time it can also be realize under network under different base station controller The interface-free resources of all base stations is to synchronize, and reduces the cost of communication system.
Fig. 7 is the schematic flow sheet of the method for the another kind of air interface synchronization that the embodiment of the present invention provides, as it is shown in fig. 7, bag Include:
701, base station receives the information of the clock comprising described base station controller that base station controller sends, and is adjusted by clock For the clock Tong Bu with the clock of base station controller.
Optionally, the clock of base station controller can be the unified clock specified of network, thus can realize base station with The clock of base station controller is to synchronize, and the clock of base station controller to be network unified specifies, also with regard to institute under consolidated network The clock having base station controller is all to synchronize, so that the clock of all base stations is all to synchronize under consolidated network.
702, base station receives the frame offset information that base station controller sends, and described frame offset information is described base station controller On the basis of the frame information of the base station controlled by described base station controller, calculate the frame information of described base station and the difference of described benchmark Different value, and generate according to the described difference value of described base station；The clock of institute's base station and the clock of described base station controller Synchronize；
Optionally, said reference station may refer to be provided with the base station of GPS.
703, frame information is adjusted to and the frame information of described reference synchronization by base station according to the frame offset information of described reception.
Just can be made by above-mentioned steps the frame information of all base stations under base station controller be synchronize, and base station time Clock is that the temporal information sent based on satellite generates, say, that the base worked under each base station controller under consolidated network The clock at quasi-station is all based on the temporal information generation of satellite transmission, it is possible to realize the frame information of each base station under network It is to synchronize.More than can be obtained by the frame information of all base stations under consolidated network is to synchronize.
In sum, under consolidated network, clock and the frame information of all base stations are all to synchronize, and just obtain under consolidated network All base stations interface-free resources is to synchronize.
As the optional embodiment of one, described method can also include:
Described base station sends information to subscriber equipment, so that the base station controller belonging to described base station receives described user and sets The behavioural information that preparation is sent, described base station controller reads out the frame information of described base station from described behavioural information, and with described On the basis of the frame information of base station, calculate the frame information of described base station and the difference value of described benchmark, and according to described difference value Generate the frame offset information of described base station.
It should be noted that this step can be just to perform after step 703.Certainly this step is before 701, it is possible to To be carried out, then in the case of Gai, the frame information of transmission be exactly the frame information before not adjusting.
As the optional embodiment of one, step 701, step 702 and step 703 can be specifically periodically to hold OK, thus frame number and the skew of frame Nepit can be adjusted in property performance period ground.
As the optional embodiment of one, above-mentioned frame information may include that
Above-mentioned frame information can include
Frame number and frame Nepit information；
Above-mentioned frame offset information can include
Need the frame number adjusted and need the frame Nepit deviant adjusted.
Optionally, step 703 may include that
The frame number of base station is offset with frame Nepit by base station according to the frame offset information of described reception, is adjusted to and described base Plesiochronous.Frame number and frame Nepit are offset by i.e. base station, be adjusted to the frame number with base station and the skew of frame Nepit is consistent.
In technique scheme, base station receives the letter of the clock comprising described base station controller that base station controller sends Breath, is adjusted to the clock Tong Bu with the clock of base station controller by clock；Described base station receives what described base station controller sent Frame offset information；Frame information is adjusted to and the frame information of described reference synchronization by base station according to the frame offset information of described reception. Clock and the frame information that so can realize all base stations under base station controller are to synchronize, namely all under base station controller The interface-free resources of base station is to synchronize, thus realizing under network the interface-free resources of all base stations under different base station controller is to synchronize , it is achieved during GPS core card that only base station is installed, compared to existing technology in each base station, base station and base station control GPS all installed by device, and the present invention just can reduce the cost of communication system.
Being apparatus of the present invention embodiment below, apparatus of the present invention embodiment is used for performing the inventive method embodiment one to seven The method realized, for convenience of description, illustrate only the part relevant to the embodiment of the present invention, and concrete ins and outs do not disclose , refer to the embodiment of the present invention one, embodiment two, implement three, embodiment four, embodiment five, embodiment six and embodiment Seven.
Fig. 8 is the structural representation of a kind of base station controller that the embodiment of the present invention provides, as shown in Figure 8, including: clock Information transmitting unit 11, frame offset information signal generating unit 12 and frame offset information transmitting element 13, wherein:
Clock information transmitting element 11, the information for the clock by comprising described base station controller sends to described base station Each non-referenced station that controller controls, so that clock is adjusted to the clock with described base station controller together by each non-referenced station The clock of step.
The above-mentioned clock Tong Bu with the clock of base station controller refers to, with the clock of base station controller as reference clock, raw Become the clock Tong Bu with the clock of base station controller, if, the clock of base station controller is the clock of 2M, when base station receives this Zhong Hou, it is possible to the clock of this 2M as reference clock, generates the clock of 13M.So can realize under base station controller all The clock at non-referenced station is all to synchronize.
Frame offset information signal generating unit 12, on the basis of the frame information of the base station controlled by described base station controller, Calculate the frame information at each non-referenced station and the difference value of described benchmark respectively, and according to the described difference value at each non-referenced station Generate the frame offset information at each described non-referenced station；The frame information of described base station is based upon global positioning system core card The clock of the temporal information and institute's base station that obtain satellite transmission generates, and the clock of described base station and clock information send single The clock that unit 11 sends synchronizes.
As a kind of embodiment, before frame offset information signal generating unit 12 carries out above-mentioned calculating, base station controller is just Frame information and the frame information of base station at each non-referenced station can be got.Such as: can be by from base station service In the behavioural information of subscriber equipment and the lower subscriber equipment of each non-referenced station service, acquisition base station and each non-referenced station Frame information.
Frame offset information transmitting element 13, for sending out the frame offset information that frame offset information signal generating unit 12 generates respectively Deliver to each non-referenced station, so that frame information is adjusted to and described benchmark by each non-referenced station according to the frame offset information received The frame information synchronized.
In sum, under network, clock and the frame information of all base stations are all to synchronize, and just obtain under consolidated network all The interface-free resources of base station is to synchronize.And the GPS core card that in the embodiment of the present invention, only base station is installed, compared to existing technology in GPS installed by each base station and base station controller, and the embodiment of the present invention just can reduce the cost of communication system.
Optionally, above-mentioned non-referenced station may refer to be fitted without the base station of global positioning system core card；Said reference station May refer to be provided with the base station of GPS.
In technique scheme, the information comprising the clock of described base station controller is sent to described base by base station controller Each non-referenced station that station control controls；The frame information of the base station that base station controller controls with described base station controller is as base Standard, calculates the frame information at each non-referenced station and the difference value of described benchmark respectively, and according to the difference value at each non-referenced station Generate the frame offset information at each non-referenced station；The frame offset information of described generation is respectively sent to each non-by base station controller Base station.Clock and the frame information that so can realize all base stations under base station controller are to synchronize, and namely base station controls Under device, the interface-free resources of all base stations is to synchronize, thus realizes under consolidated network the sky of all base stations under different base station controller Mouthful resource is to synchronize, it is achieved during GPS core card that only base station is installed, compared to existing technology in each base station, benchmark Standing and GPS all installed by base station controller, the present invention just can reduce the cost of communication system.
Fig. 9 is the structural representation of the another kind of base station controller that the embodiment of the present invention provides, and in the present embodiment, base station is controlled Device processed is provided with GPS core card, as it is shown in figure 9, include: pulsed signal unit 21, clock generating unit 22, clock information are sent out Send unit 23, frame offset information signal generating unit 24 and frame offset information transmitting element 25, wherein:
Pulsed signal unit 21, for the pulse signal sent by GPS core clamping receiving satellite；
Clock generating unit 22, generates base station controller for the pulse signal received according to pulsed signal unit 21 Clock.
It is understood that in the present embodiment, the clock of base station controller is that network is unified specifies, it is intended that according to satellite The pulse signal that sends and the clock that generates.Thus can realize the clock of each base station controller under consolidated network is to synchronize 's.
Optionally, the clock of base station controller can be specifically the clock of 2M.
Clock information transmitting element 23, the information for the clock by comprising described base station controller sends to described base station Each non-referenced station that controller controls, so that clock is adjusted to the clock with described base station controller together by each non-referenced station The clock of step.
Frame offset information signal generating unit 24, on the basis of the frame information of the base station controlled by described base station controller, Calculate the frame information at each non-referenced station and the difference value of this benchmark respectively, and generate every according to the difference value at each non-referenced station The frame offset information at individual non-referenced station.
Optionally, above-mentioned non-referenced station may refer to be fitted without the base station of global positioning system core card；Said reference station May refer to be provided with the base station of GPS.
Optionally, above-mentioned frame information can include
Frame number and frame Nepit information；
Above-mentioned frame offset information can include
Need the frame number adjusted and need the frame Nepit deviant adjusted.
Optionally, frame offset information signal generating unit 24 can be also used for calculating respectively synchronization each non-referenced station with The frame number difference value of the frame of base station；And/or
Frame offset information signal generating unit 24 can be also used for calculating respectively each described non-referenced station of synchronization with institute State the difference value of the frame Nepit skew of the frame of base station.
Optionally, in this embodiment, frame offset information signal generating unit 24 can be first to calculate base station and base station phase The frame information difference value at adjacent non-referenced station, then pass through the non-referenced station adjacent with this non-referenced station, the firm non-referenced station calculated Frame information difference value, by that analogy such that it is able to calculate the frame information difference value of each non-referenced station and base station.
As the optional embodiment of one, the frame information at said reference station and the frame information tool of above-mentioned each described base station Body can be that base station controller obtains in advance or prestore.Such as: can be set by the user under base station service Standby with in the behavioural information of the subscriber equipment under the service of each non-referenced station, obtain the frame letter at base station and each non-referenced station Breath.
Optionally, described base station controller can also include:
Behavioural information acquiring unit, for obtaining the subscriber equipment under this base station service and each described non-referenced station clothes The behavioural information of the subscriber equipment under Wu, wherein, described behavioural information comprises frame information.
I.e. behavior information acquisition unit can get base station and each described non-referenced station from above-mentioned behavioural information Frame information.
Frame offset information transmitting element 25, for sending out the frame offset information that frame offset information signal generating unit 24 generates respectively Deliver to each non-referenced station, so that frame information is adjusted to and said reference by each non-referenced station according to the frame offset information received The frame information synchronized.
As the optional embodiment of one,
Clock information transmitting element 22 can be also used for the information of the clock by comprising described base station controller and sends to institute State base station, so that clock is adjusted Tong Bu with the clock of described base station controller by base station controller
The clock that so can realize base station is Tong Bu with the clock of base station controller.
As the optional embodiment of one, if preassigning the clock of base station controller, permissible in the present invention Omit pulsed signal unit 21 and the first clock adjustment unit 22.In this embodiment, the clock of base station controller is base The unified clock specified in the network at station control place.
The most also realizing the clock of all base station controllers under network is to synchronize, then realizes all bases under base station controller The clock stood synchronizes.In which, base station controller avoids the need for installing GPS core card, with cost-effective.
As the optional embodiment of one, the frame information at said reference station and the frame information tool of above-mentioned each described base station Body can be that base station controller obtains in advance or prestore.Such as: can be set by the user under base station service Standby with in the behavioural information of the subscriber equipment under the service of each non-referenced station, obtain the frame letter at base station and each non-referenced station Breath.
Optionally, as shown in Figure 10, described base station controller can also include:
Behavioural information acquiring unit 26, for obtaining the subscriber equipment under this base station service and each described non-referenced station The behavioural information of the subscriber equipment under Fu Wu, wherein, described behavioural information comprises frame information.
I.e. behavior information acquisition unit can get base station and each described non-referenced station from above-mentioned behavioural information Frame information.
Frame offset information signal generating unit 24 can be also used for obtaining in the behavioural information that subordinate act information acquisition unit 26 obtains Take described base station and the frame information at each non-referenced station.
As the optional embodiment of one, frame offset information signal generating unit 24 can be also used for when arriving Preset Time Time, on the basis of the frame information of the base station controlled by described base station controller, calculate respectively the frame information of each described base station with The difference value of described benchmark, and the vertical shift letter at each described non-referenced station is generated according to the described difference value of each described base station Breath；
Frame offset information transmitting element 25 can be also used for when arriving Preset Time, by frame offset information signal generating unit 24 The frame offset information generated is respectively sent to each non-referenced station.
In this embodiment, base station can be periodically made to adjust frame information, with the frame letter being accurately to ensure that between base station Breath is to synchronize.
In technique scheme, on the basis of above example, add pulsed signal unit for passing through GPS The pulse signal that core clamping receiving satellite sends, and the first clock adjustment unit is for the pulse signal generation according to described reception The clock of described base station controller.So can realize the clock of base station controller to be the pulse signal sent according to satellite and give birth to Become.At the same time it can also be and to realize under network the interface-free resources of all base stations under different base station controller be to synchronize, and fall The cost of low communication system.
Figure 11 is the structural representation of the another kind of base station controller that the embodiment of the present invention provides, as shown in figure 11, and including: Clock information receives unit 31, clock adjustment unit 32, clock information transmitting element 33, frame offset information signal generating unit 34 and frame Offset information transmitting element 35, wherein:
Clock information receives unit 31, and what the base station controlled for receiving this base station controller sent comprises this base station The information of clock；
Clock adjustment unit 32, for being adjusted to Tong Bu with the clock of described base station by the clock of this base station controller Clock.
Optionally, generate owing to the clock of base station each under consolidated network can be by the way time Clock, thus can realize the clock of each base station under consolidated network is to synchronize.Clock is adjusted by base station controller again For the clock Tong Bu with the clock of described base station, and the clock that under base station controller, all non-referenced stations all control with base station with Step.Thus can realize the clock of all base stations under consolidated network is all to synchronize.
As the optional embodiment of one, the clock of this base station can also be sent to this base station by said reference station All non-referenced stations under own base station controller, so that clock is adjusted to and described base station by the base station receiving this clock Clock synchronize clock.
Clock information transmitting element 33, the information for the clock by comprising described base station controller sends to described base station Each non-referenced station that controller controls, so that clock is adjusted to the clock with described base station controller together by each non-referenced station The clock of step.
Optionally, above-mentioned non-referenced station may refer to be fitted without the base station of global positioning system core card；Said reference station May refer to be provided with the base station of GPS.
Frame offset information signal generating unit 34, on the basis of the frame information of the base station controlled by described base station controller, Calculate the frame information at each non-referenced station and the difference value of described benchmark respectively, and generate according to the difference value at each non-referenced station The frame offset information at each described non-referenced station；
Frame offset information transmitting element 35, for sending out the frame offset information that frame offset information signal generating unit 34 generates respectively Deliver to each non-referenced station, so that frame information is adjusted to and said reference by each non-referenced station according to the frame offset information received The frame information synchronized.
In technique scheme, on the basis of above example, add clock information and receive unit for receiving State the information of the clock comprising described base station that base station sends, and second clock adjustment unit is for described reception The step of the clock of described base station controller is generated on the basis of clock.The clock that so can realize base station controller is with benchmark Clock on the basis of the clock stood.At the same time it can also be and realize under network the interface-free resources of all base stations under different base station controller It is to synchronize, and reduces the cost of communication system.
Figure 12 is the structural representation that the embodiment of the present invention provides a kind of base station, and in the present embodiment, this base station is provided with GPS Chip, as shown in figure 12, including: temporal information receives unit 41, frame information signal generating unit 42 and information transmitting unit 43, its In:
Temporal information receives unit 41, for the temporal information sent by described GPS core clamping receiving satellite；
Frame information signal generating unit 42, for receiving, based on described temporal information, temporal information and the described base station that unit receives Clock delta frame information, the clock of described base station is Tong Bu with the clock of the base station controller belonging to described base station；
Information transmitting unit 43, for sending information to subscriber equipment, so that base station controller is from described in described frame Behavioural information obtains out described frame information, and on the basis of described frame information, calculates the every of described base station controller control respectively The frame information at individual non-referenced station and the difference value of described benchmark, and generate every according to the described difference value at each described non-referenced station The frame offset information at individual described non-referenced station.
Optionally, above-mentioned non-referenced station may refer to be fitted without the base station of global positioning system core card.
Optionally, in described base station in described frame after subscriber equipment transmission information, described subscriber equipment will be at this Carrying out information transmission with base station controller in frame, namely base station controller can receive the row that subscriber equipment sends in this frame For information, such base station controller just can be from the above-mentioned frame information of behavior acquisition of information, namely frame information signal generating unit 42 The frame information generated, base station controller, again on the basis of this frame information is, calculates each of described base station controller control respectively The frame information at non-referenced station and the difference value of said reference, and generate each non-base according to the described difference value at each non-referenced station The frame offset information at quasi-station.After above-mentioned non-referenced station receives this frame offset information, it is possible to adjust frame information and above-mentioned base station One to the second.Thus can realize the frame information of all base stations under base station controller is to synchronize.It addition, institute under base station controller It is all Tong Bu with the clock of base station controller for having non-referenced station, thus can realize all base stations under base station controller time Clock is to synchronize (specifically refer to above example).And each base station controller is to use the present invention to provide under consolidated network The method of synchronization, it is possible to realize the frame information of all base stations under consolidated network and clock be to synchronize, to realize consolidated network Under the interface-free resources of all base stations be to synchronize.
As the optional embodiment of one, described base station can be specifically work under base station controller in arbitrary be provided with The base station of GPS core card.
In technique scheme, the temporal information that base station is sent by GPS core clamping receiving satellite, base station is based on the described time The clock delta frame information of information and described base station, the clock of described base station is by network unified plan；Described base station is in institute Information is sent to subscriber equipment, so that base station controller obtains out described frame information from described behavioural information, and with institute in stating frame On the basis of stating frame information, calculate the frame information at each non-referenced station that described base station controller controls and the difference of described benchmark respectively Different value, and the frame offset information at each described non-referenced station is generated according to the described difference value at each described non-referenced station.So Realizing under network the interface-free resources of all base stations under different base station controller is to synchronize, and reduces the cost of communication system.
Figure 13 is the structural representation of the another kind of base station that the embodiment of the present invention provides, and in the present embodiment, described base station is pacified Equipped with GPS chip, as shown in figure 13, receive unit 51 including: temporal information, clock information receives unit 52, clock adjusts single Unit 53, frame information signal generating unit 54 and information transmitting unit 55, wherein:
Temporal information receives unit 51, for the temporal information sent by described GPS core clamping receiving satellite；
Clock information receives unit 52, comprises base station controller for receive that base station controller belonging to this base station sends The information of clock；
Clock adjustment unit 53, time Tong Bu with the clock of described base station controller for the clock of this base station being adjusted Clock.
It should be noted that in the present embodiment, the clock of base station is the clock Tong Bu with the clock of described base station controller, And the clock of base station controller to be network unified specifies, also it can be understood that be, the clock of base station is that network is unified specifies.
As the optional embodiment of one, clock information receives unit 52 and specifically can be also used for receiving transmission network E1 clock, this E1 clock is Tong Bu with the clock of base station controller.
First clock adjustment unit 53 specifically can be also used for the clock of this base station is adjusted to Tong Bu with this E1 clock Clock.
In this embodiment, it is possible to achieve the clock of base station is Tong Bu with the E1 clock of transmission network.And E1 clock is Tong Bu with the clock of base station controller, it is understood that for, the clock of base station is Tong Bu with the clock of base station controller.
Frame information signal generating unit 54, for clock delta frame information based on described temporal information He this base station, described frame Information comprises frame number and frame Nepit information；
Information transmitting unit 55, for sending information to subscriber equipment in described frame, so that the base station control belonging to base station Device processed receives the behavioural information that described subscriber equipment sends in described frame, and base station controller obtains out institute from described behavioural information State frame information, and on the basis of described frame information, respectively the frame information at each non-referenced station that calculation base station controller controls with The difference value of said reference, and the frame offset information at each non-referenced station is generated according to the described difference value at each non-referenced station.
In technique scheme, on the basis of above example, it is described that base station receives comprising of base station controller transmission The information of the clock of base station controller, and base station is by clock Tong Bu with the clock of described base station controller for clock adjustment.This It is Tong Bu with the clock of base station controller that sample can realize the clock of base station.At the same time it can also be realize different base station under network Under controller, the interface-free resources of all base stations is to synchronize, and reduces the cost of communication system.
Figure 14 is the structural representation of the another kind of base station that the embodiment of the present invention provides, and in the present embodiment, described base station is pacified Equipped with GPS chip, as shown in figure 14, receive unit 61 including: temporal information, pulsed signal unit 62, clock generate single Unit 63, frame information signal generating unit 64 and information transmitting unit 65, wherein:
Temporal information receives unit 61, for the temporal information sent by described GPS core clamping receiving satellite；
Pulsed signal unit 62, for receiving, by described GPS chip, the pulse signal that satellite sends；
Clock generating unit 63, generates described base station for the pulse signal received according to described pulsed signal unit Clock.
It should be noted that in the present embodiment, the clock of base station is network unified plan, it is intended that send according to satellite Pulse signal and the clock that generates.
Frame information signal generating unit 64, for receiving, based on described temporal information, temporal information and the described base station that unit receives Clock delta frame information, described frame information comprises frame number and frame Nepit information；
Information transmitting unit 65, for sending information to subscriber equipment in described frame, so that the base station control belonging to base station Device processed receives the behavioural information that described subscriber equipment sends in described frame, and base station controller obtains out institute from described behavioural information State frame information, and on the basis of described frame information, calculate the frame letter at each non-referenced station that described base station controller controls respectively Breath and the difference value of described benchmark, and generate each described non-referenced station according to the described difference value at each described non-referenced station Frame offset information.
As the optional embodiment of one, as shown in figure 15, described base station can also include:
Clock information transmitting element 66, the information for the clock by comprising described base station sends and controls to described base station Device, so that clock is adjusted to the clock Tong Bu with the clock of this base station by described base station controller.
In technique scheme, adding on the basis of above example, pulsed signal unit is for by institute State the pulse signal that GPS core clamping receiving satellite sends, and second clock adjustment unit is believed for the pulse according to described reception Number generate described base station clock.So can realize the clock of base station to be the pulse information that sends of satellite and generate.With Time, it is also possible to realizing under network the interface-free resources of all base stations under different base station controller is to synchronize, and reduces communication system The cost of system.
Figure 16 is the structural representation of the another kind of base station that the embodiment of the present invention provides, as shown in figure 16, including: clock is believed Breath receives unit 71, frame offset information receives unit 72 and adjustment unit 73, wherein:
Clock information receives unit 71, for receiving the clock comprising described base station controller of base station controller transmission Information, is adjusted to the clock Tong Bu with the clock of base station controller by clock.
Optionally, the clock of base station controller can be the unified clock specified of network, thus can realize base station with The clock of base station controller is to synchronize, and the clock of base station controller to be network unified specifies, also with regard to institute under consolidated network The clock having base station controller is all to synchronize, so that the clock of all base stations is all to synchronize under consolidated network.
Frame offset information receives unit 72, and for receiving the frame offset information that described base station controller sends, described frame is inclined On the basis of shifting information is the frame information of the base station that described base station controller controls by described base station controller, calculate described base station The difference value of frame information and described benchmark, and generate according to the described difference value of described base station；The clock of institute's base station Tong Bu with the clock of described base station controller；
Optionally, said reference station may refer to be provided with the base station of GPS.
Adjustment unit 73, adjusts frame information for receiving the frame offset information of unit reception according to described frame offset information For the frame information with described reference synchronization.
In sum, under consolidated network, clock and the frame information of all base stations are all to synchronize, and just obtain under consolidated network All base stations interface-free resources is to synchronize.
As the optional embodiment of one, described base station can also include:
Information transmitting unit (is not drawn in accompanying drawing), for sending information to subscriber equipment, so that the base belonging to base station Station control receives the behavioural information that described subscriber equipment sends, and described base station controller reads out described from described behavioural information The frame information of base station, and on the basis of the frame information of described base station, calculate the frame information of described base station and the difference of described benchmark Different value, and the frame offset information of described base station is generated according to described difference value.
As the optional embodiment of one, above-mentioned frame information may include that
Above-mentioned frame information can include
Frame number and frame Nepit information；
Above-mentioned frame offset information can include
Need the frame number adjusted and need the frame Nepit deviant adjusted.
Optionally, adjustment unit 73 can be also used for the frame offset information according to described reception by the frame number of base station and frame Bit offset, is adjusted to and described reference synchronization.Frame number and frame Nepit are offset by i.e. base station, are adjusted to the frame number with base station Consistent with the skew of frame Nepit.
In technique scheme, what clock information reception unit reception base station controller sent comprises described base station controller The information of clock, clock is adjusted to the clock Tong Bu with the clock of base station controller；Frame offset information receives unit and receives The frame offset information that described base station controller sends；Frame information is adjusted to by adjustment unit according to the frame offset information of described reception Frame information with described reference synchronization.Clock and the frame information that so can realize all base stations under base station controller are to synchronize , namely under base station controller, the interface-free resources of all base stations is to synchronize, thus realizes different base station controller under network Under the interface-free resources of all base stations be to synchronize, it is achieved during GPS core card that only base station is installed, compared to existing technology in GPS installed by each base station, base station and base station controller, and the present invention just can reduce the cost of communication system.
Figure 17 is the structural representation of the system of a kind of air interface synchronization that the embodiment of the present invention provides, as shown in figure 17, and bag Include: including: base station controller the 81, first base station 82 and the second base station 83；Wherein:
Base station controller 81 is the base station controller of any embodiment in the embodiment shown in Fig. 8-Figure 11；
First base station 82 is the base station of any embodiment in the embodiment shown in Figure 12-Figure 15；
Second base station 83 is the base station of any embodiment in the embodiment shown in Fig. 6.
In technique scheme, the information comprising the clock of described base station controller is sent to described base by base station controller Each non-referenced station that station control controls；The frame information of the base station that base station controller controls with described base station controller is as base Standard, calculates the frame information at each non-referenced station and the difference value of described benchmark respectively, and according to the difference value at each non-referenced station Generate the frame offset information at each non-referenced station；The frame offset information of described generation is respectively sent to each non-by base station controller Base station.Clock and the frame information that so can realize all base stations under base station controller are to synchronize, and namely base station controls Under device, the interface-free resources of all base stations is to synchronize, thus realizes under consolidated network the sky of all base stations under different base station controller Mouthful resource is to synchronize, it is achieved during GPS core card that only base station is installed, compared to existing technology in each base station, benchmark Standing and GPS all installed by base station controller, the present invention just can reduce the cost of communication system.
Figure 18 is the structural representation of the another kind of base station controller that the embodiment of the present invention provides, as shown in figure 18, and including: Emitter 91 and processor 92, wherein:
Emitter 91, the information for the clock by comprising described base station controller sends to the control of described base station controller Each non-referenced station so that clock is adjusted to the clock Tong Bu with the clock of described base station controller by each non-referenced station；
Processor 92 is used for performing following steps:
On the basis of the frame information of the base station controlled by described base station controller, calculate the frame letter at each non-referenced station respectively Breath and the difference value of described benchmark, and the vertical shift letter at each described non-referenced station is generated according to the difference value at each non-referenced station Breath；The frame information of described base station is based upon global positioning system core card and obtains temporal information and the institute's benchmark that satellite sends The clock stood generates, and the clock of described base station is Tong Bu with the clock of described base station controller；
Emitter 91 is additionally operable to be respectively sent to the frame offset information of described generation each non-referenced station so that described often Frame information is adjusted to and the frame information of described reference synchronization by individual non-referenced station according to the frame offset information received.
Optionally, above-mentioned non-referenced station may refer to be fitted without the base station of global positioning system core card；Said reference station May refer to be provided with the base station of GPS.
In technique scheme, the information comprising the clock of described base station controller is sent to described base by base station controller Each non-referenced station that station control controls；The frame information of the base station that base station controller controls with described base station controller is as base Standard, calculates the frame information at each non-referenced station and the difference value of described benchmark respectively, and according to the difference value at each non-referenced station Generate the frame offset information at each non-referenced station；The frame offset information of described generation is respectively sent to each non-by base station controller Base station.Clock and the frame information that so can realize all base stations under base station controller are to synchronize, and namely base station controls Under device, the interface-free resources of all base stations is to synchronize, thus realizes under consolidated network the sky of all base stations under different base station controller Mouthful resource is to synchronize, it is achieved during GPS core card that only base station is installed, compared to existing technology in each base station, benchmark Standing and GPS all installed by base station controller, the present invention just can reduce the cost of communication system.
Figure 19 is the structural representation of the another kind of base station controller that the embodiment of the present invention provides, as shown in figure 19, and including: Receptor 101, processor 102 and emitter 103, wherein:
Receptor 101, for the pulse signal sent by GPS core clamping receiving satellite；
Processor 102 is used for performing following steps:
Pulse signal according to described reception generates the clock of base station controller；
Emitter 103, the information for the clock by comprising described base station controller sends to described base station controller control Each non-referenced station of system, during so that clock is adjusted to Tong Bu with the clock of described base station controller by each non-referenced station Clock；
Processor 102 be additionally operable to perform following steps:
On the basis of the frame information of the base station controlled by base station controller, calculate respectively the frame information at each non-referenced station with The difference value of this benchmark, and the frame offset information at each non-referenced station is generated according to the difference value at each non-referenced station.
Emitter 103 can be also used for being respectively sent to the frame offset information of described generation each non-referenced station, so that Frame information is adjusted to the frame information Tong Bu with said reference according to the frame offset information received by each non-referenced station.
Optionally, above-mentioned non-referenced station may refer to be fitted without the base station of global positioning system core card；Said reference station May refer to be provided with the base station of GPS.
It is understood that in the present embodiment, the clock of base station controller is that network is unified specifies, it is intended that according to satellite The pulse signal that sends and the clock that generates.Thus can realize the clock of each base station controller under consolidated network is to synchronize 's.
As the optional embodiment of one, base station controller can also control the E1 clock of transmission network when being reference Clock, generates the clock Tong Bu with this E1 clock, then the E1 clock of transmission network is sent to each described base station, so that each base Stand with the E1 clock of transmission network as reference clock, generate the clock Tong Bu with this E1 clock.Wherein, the E1 clock of transmission network It is a known clock, does not elaborates.As the optional embodiment of one, above-mentioned frame information can include
Frame number and frame Nepit information；
Above-mentioned frame offset information can include
Need the frame number adjusted and need the frame Nepit deviant adjusted.
Optionally, the frame information calculating each described non-referenced station respectively that processor 102 performs and described base station The step of difference value may include that
Calculate the frame number difference value of the frame with base station at synchronization each non-referenced station respectively；And/or
Calculate the difference of the frame Nepit skew of the frame with described base station at each described non-referenced station of synchronization respectively Different value.
Optionally, in this embodiment, base station controller can be first to calculate the non-referenced that base station is adjacent with base station The frame information difference value stood, then pass through the frame information difference at the non-referenced station adjacent with this non-referenced station, the firm non-referenced station calculated Value, by that analogy such that it is able to calculate the frame information difference value of each non-referenced station and base station.
As the optional embodiment of one, the frame information at said reference station and the frame information tool of above-mentioned each described base station Body can be that base station controller obtains in advance or prestore.Such as: can be set by the user under base station service Standby with in the behavioural information of the subscriber equipment under the service of each non-referenced station, obtain the frame letter at base station and each non-referenced station Breath.Optionally,
Receptor 101 can be also used for obtaining the subscriber equipment under this base station service and the service of each described non-referenced station Under the behavioural information of subscriber equipment, wherein, described behavioural information comprises frame information.
Processor 102 can be also used for perform following steps:
Described base station and the frame information at each non-referenced station is got from described behavioural information
As the optional embodiment of one, emitter 103 can be also used for the clock by comprising described base station controller Information send to described base station, so that clock is adjusted Tong Bu with the clock of described base station controller by described base station.
The clock that so can realize base station is Tong Bu with the clock of base station controller.
On the basis of the frame information of the base station controlled by described base station controller that processor 102 performs, calculate every respectively The frame information of individual described base station and the difference value of described benchmark, and generate each institute according to the described difference value of each described base station The step of the frame offset information stating non-referenced station may include that
When arriving Preset Time, on the basis of the frame information of the base station controlled by described base station controller, calculate respectively The frame information of each described base station and the difference value of described benchmark, and generate each according to the described difference value of each described base station The frame offset information at described non-referenced station.
As the optional embodiment of one, receptor 101 can be also used for receiving the benchmark that this base station controller controls Stand the information of the clock comprising this base station sent.
Processor 102 be additionally operable to perform following steps:
The clock of base station controller is adjusted to the clock Tong Bu with the clock of described base station.
It is Tong Bu with the clock of base station that this embodiment can realize the clock of base station controller.
As the optional embodiment of one, described base station controller can also include:
Memorizer 104, for storing the program that processor performs.
In technique scheme, on the basis of above example, add the arteries and veins sent by GPS core clamping receiving satellite Rush signal or receive the information of the clock comprising described base station that base station sends, and described base station controller is according to institute The information of the pulse signal stating reception or the clock comprising described base station generates the step of the clock of described base station controller. The clock that so can realize base station controller is the pulse signal sent according to satellite or is generated by the clock of base station 's.At the same time it can also be and to realize under network the interface-free resources of all base stations under different base station controller be to synchronize, and reduce The cost of communication system.
Figure 20 is the structural representation that the present invention implements the another kind of base station that embodiment provides, and base station is provided with GPS chip, As shown in figure 20, including: receptor 111, processor 112 and emitter 113, wherein:
Receptor 111, for the temporal information sent by described global positioning system core clamping receiving satellite；
Processor 112 is used for performing following steps:
Belonging to clock delta frame information based on described temporal information and described base station, the clock of base station and described base station The clock of base station controller synchronizes；
Emitter 113, for sending information to subscriber equipment, so that base station controller is believed from described behavior in described frame Breath obtains out described frame information, and on the basis of described frame information, calculates each non-base that described base station controller controls respectively The frame information at quasi-station and the difference value of described benchmark, and generate each described according to the described difference value at each described non-referenced station The frame offset information at non-referenced station.
As the optional embodiment of one, described base station can be specifically work under base station controller in arbitrary be provided with The base station of GPS core card.
Optionally, above-mentioned non-referenced station may refer to be fitted without the base station of global positioning system core card.
In technique scheme, the temporal information that base station is sent by GPS core clamping receiving satellite, base station is based on the described time The clock delta frame information of information and described base station, the clock of described base station is by network unified plan；Described base station is in institute Information is sent to subscriber equipment, so that base station controller obtains out described frame information from described behavioural information, and with institute in stating frame On the basis of stating frame information, calculate the frame information at each non-referenced station that described base station controller controls and the difference of described benchmark respectively Different value, and the frame offset information at each described non-referenced station is generated according to the described difference value at each described non-referenced station.So Realizing under network the interface-free resources of all base stations under different base station controller is to synchronize, and reduces the cost of communication system.
Figure 21 is the structural representation of the another kind of base station that the embodiment of the present invention provides, and base station is provided with GPS chip, such as figure Shown in 21, including: receptor 121, processor 122 and emitter 123, wherein:
Receptor 121, for the temporal information sent by described GPS core clamping receiving satellite；
Receptor 121 is additionally operable to the letter of the clock comprising base station controller that the base station controller belonging to this base station sends Breath；
Processor 122 is used for performing following steps:
Clock is adjusted the clock Tong Bu with the clock of described base station controller；
Clock delta frame information based on described temporal information and described base station, described frame information comprises frame number and frame internal ratio Special information；
Emitter 123, for sending information to subscriber equipment, so that the base station controller belonging to base station connects in described frame Receiving the behavioural information that described subscriber equipment sends in described frame, base station controller obtains out described frame letter from described behavioural information Breath, and on the basis of described frame information, the frame information at each non-referenced station that calculation base station controller controls and above-mentioned base respectively Accurate difference value, and the frame offset information at each non-referenced station is generated according to the described difference value at each non-referenced station.
As the optional embodiment of one, receptor 121 can be also used for being sent by described GPS core clamping receiving satellite Pulse signal；
Processor 122 be additionally operable to perform following steps:
Pulse signal according to described reception generates the clock of described base station.
In this embodiment, it is possible to achieve the pulse signal sent by GPS core clamping receiving satellite, and according to described reception Pulse signal generate described base station clock.
Optionally, above-mentioned non-referenced station may refer to be fitted without the base station of global positioning system core card.
As the optional embodiment of one, described base station can also include:
Memorizer 124, for storing the program that processor 122 performs.
In technique scheme, on the basis of above example, base station receives base station controller described in described base station and sends out The information of the clock comprising described base station controller sent, and clock is adjusted by base station and the clock of described base station controller is same The clock of step.The clock that so can realize base station is to generate on the basis of the clock of base station controller.At the same time it can also be Realizing under network the interface-free resources of all base stations under different base station controller is to synchronize, and reduces the cost of communication system.
Figure 22 is the structural representation of the another kind of base station that the embodiment of the present invention provides, as shown in figure 22, including: receptor 131 and processor 132, wherein:
Receptor 131, for receiving the information of the clock comprising described base station controller that base station controller sends；
Processor 132 is used for performing following steps:
Clock is adjusted to the clock Tong Bu with the clock of base station controller；
Receptor 131 is additionally operable to receive the frame offset information that described base station controller sends, and described frame offset information is institute On the basis of stating the frame information of the base station that base station controller controls by described base station controller, calculate the frame information of described base station with The difference value of described benchmark, and generate according to the described difference value of described base station；The clock of institute's base station and described base station The clock of controller synchronizes, and described base station refers to be provided with the base station installing global positioning system core card；
Processor 132 be additionally operable to perform following steps:
Frame information is adjusted to and the frame information of described reference synchronization by the frame offset information according to described reception.
As the optional embodiment of one, as shown in figure 23, described base station can also include:
Emitter 133, for sending information to subscriber equipment, the base station controller belonging to described base station receives described user The behavioural information that equipment sends, described base station controller reads out the frame information of described base station from described behavioural information, and with institute On the basis of stating the frame information of base station, calculate the frame information of described base station and the difference value of described benchmark, and according to described difference Value generates the frame offset information of described base station
Optionally, said reference station may refer to be provided with the base station of GPS.
As the optional embodiment of one, above-mentioned frame information may include that
Above-mentioned frame information can include
Frame number and frame Nepit information；
Above-mentioned frame offset information can include
Need the frame number adjusted and need the frame Nepit deviant adjusted.
Frame information is adjusted to and described reference synchronization by the frame offset information according to described reception that processor 132 performs The step of frame information may include that
The frame number of base station is offset by the frame offset information according to described reception with frame Nepit, is adjusted to same with described benchmark Step.Frame number and frame Nepit are offset by i.e. base station, be adjusted to the frame number with base station and the skew of frame Nepit is consistent.
As the optional embodiment of one, described base station can also include:
Memorizer 134, for storing the program that processor 132 performs.
In technique scheme, base station receives the letter of the clock comprising described base station controller that base station controller sends Breath, is adjusted to the clock Tong Bu with the clock of base station controller by clock；Described base station receives what described base station controller sent Frame offset information；Frame information is adjusted to and the frame information of described reference synchronization by base station according to the frame offset information of described reception. Clock and the frame information that so can realize all base stations under base station controller are to synchronize, namely all under base station controller The interface-free resources of base station is to synchronize, thus realizing under network the interface-free resources of all base stations under different base station controller is to synchronize , it is achieved during GPS core card that only base station is installed, compared to existing technology in each base station, base station and base station control GPS all installed by device, and the present invention just can reduce the cost of communication system.
Figure 24 is the structural representation of the system of a kind of air interface synchronization that the embodiment of the present invention provides, as shown in figure 24, and bag Include: base station controller the 141, first base station 142 and the second base station 143；Wherein:
Base station controller 141 is the base station controller of any embodiment in the embodiment shown in Figure 18-Figure 19；
First base station 142 is the base station of any embodiment in the embodiment shown in Figure 20-Figure 21；
Second base station 143 is the base station of any embodiment in the embodiment shown in Figure 22 or Figure 23.
In technique scheme, the information comprising the clock of described base station controller is sent to described base by base station controller Each non-referenced station that station control controls；The frame information of the base station that base station controller controls with described base station controller is as base Standard, calculates the frame information at each non-referenced station and the difference value of described benchmark respectively, and according to the difference value at each non-referenced station Generate the frame offset information at each non-referenced station；The frame offset information of described generation is respectively sent to each non-by base station controller Base station.Clock and the frame information that so can realize all base stations under base station controller are to synchronize, and namely base station controls Under device, the interface-free resources of all base stations is to synchronize, thus realizes under consolidated network the sky of all base stations under different base station controller Mouthful resource is to synchronize, it is achieved during GPS core card that only base station is installed, compared to existing technology in each base station, benchmark Standing and GPS all installed by base station controller, the present invention just can reduce the cost of communication system.
One of ordinary skill in the art will appreciate that all or part of flow process realizing in above-described embodiment method, be permissible Instructing relevant hardware by computer program to complete, described program can be stored in a computer read/write memory medium In, this program is upon execution, it may include such as the flow process of the embodiment of above-mentioned each method.Wherein, described storage medium can be magnetic Dish, CD, read-only store-memory body (Read-Only Memory, ROM) or random access memory (RandomAccess Memory, is called for short RAM) etc..
The above disclosed present pre-ferred embodiments that is only, can not limit the right model of the present invention with this certainly Enclose, the equivalent variations therefore made according to the claims in the present invention, still belong to the scope that the present invention is contained.

Claims (40)

1. the method for an air interface synchronization, it is characterised in that including:
The information comprising the clock of described base station controller is sent each of extremely described base station controller control by base station controller Non-referenced station, so that clock is adjusted to the clock Tong Bu with the clock of described base station controller by each described non-referenced station；
On the basis of the frame information of the base station that described base station controller controls by described base station controller, calculate each described respectively The frame information at non-referenced station and the difference value of described benchmark, and generate each institute according to the described difference value of each described non-referenced State the frame offset information at non-referenced station；The frame information of described base station is based upon global positioning system core card acquisition satellite and sends out The temporal information sent and the clock of described base station generate, and the clock of described base station is same with the clock of described base station controller Step；
The frame offset information of described generation is respectively sent to each described non-referenced station by described base station controller, so that each institute State non-referenced station to be adjusted to and the frame information of described reference synchronization by frame information according to the frame offset information received；
Wherein, on the basis of the frame information of the base station that described base station controller controls by described base station controller, calculate every respectively The frame information of individual described base station and the difference value of described benchmark, and generate each institute according to the described difference value of each described base station Before stating the frame offset information at non-referenced station, described method also includes:
Described base station controller obtains the subscriber equipment under described base station service and the use under the service of each described non-referenced station The behavioural information of family equipment, described behavioural information comprises frame information；
Described base station and the frame information at each non-referenced station is obtained from described behavioural information.
2. the method for claim 1, it is characterised in that the clock of described base station controller is described base station controller institute Network in the unified clock specified.
3. the method for claim 1, it is characterised in that described base station controller is provided with global positioning system core card, The information comprising the clock of described base station controller is sent each of extremely described base station controller control by described base station controller Before base station, described method also includes:
The pulse signal that described base station controller is sent by described global positioning system core clamping receiving satellite；
Described base station controller generates the clock of described base station controller according to the pulse signal of described reception.
4. the method as according to any one of claim 1-3, it is characterised in that described base station controller controls with described base station Before on the basis of the frame information of the base station that device controls, described method also includes:
The information comprising the clock of described base station controller is sent to described base station by described base station controller, so that described base Clock is adjusted the clock Tong Bu with the clock of described base station controller by quasi-station.
5. the method for claim 1, it is characterised in that described base station controller by comprise described base station controller time The information of clock sent before each base station that described base station controller controls, and described method also includes:
Described base station controller receives the information of the clock comprising described base station that described base station sends；
Clock is adjusted to the clock that the clock of described base station synchronizes by described base station controller.
6. the method as described in claim 1,2,3 or 5, it is characterised in that described frame information includes:
Frame number and frame Nepit information；
Described frame offset information includes:
Need the frame number adjusted and need the frame Nepit deviant adjusted.
7. method as claimed in claim 6, it is characterised in that calculate the frame information at each described non-referenced station respectively with described The difference value of base station includes:
The frame number with the frame of described base station that described base station controller calculates each described non-referenced station of synchronization respectively is poor Different value；And/or
Described base station controller calculates the frame internal ratio of the frame with described base station at each described non-referenced station of synchronization respectively The difference value of special skew.
8. the method as described in claim 1,2,3 or 5, it is characterised in that described base station controller is by inclined for the frame of described generation After shifting information is respectively sent to each described non-referenced station, described method also includes:
When arriving Preset Time, the frame information of the base station that described base station controller controls with described base station controller is as base Standard, calculates the frame information of each described base station and the difference value of described benchmark respectively, and according to the described difference of each described base station Different value generates the frame offset information at each described non-referenced station.
9. the method as described in claim 1,2,3 or 5, it is characterised in that it is fixed that described non-referenced station refers to be fitted without the whole world The base station of position system core card；Described base station refers to be provided with the base station installing global positioning system core card.
10. the method for an air interface synchronization, it is characterised in that base station is provided with global positioning system chip, described method includes:
The temporal information that described base station is sent by described global positioning system core clamping receiving satellite；
Described base station clock based on described temporal information and described base station delta frame information, the clock of described base station and described base The clock of the base station controller belonging to standing synchronizes；
Described base station sends information to subscriber equipment in described frame, so that the base station controller belonging to described base station receives described The behavioural information that subscriber equipment sends in described frame, described base station controller obtains out described frame letter from described behavioural information Breath, and on the basis of described frame information, calculate frame information and the institute at each non-referenced station that described base station controller controls respectively State the difference value of benchmark, and generate the vertical shift at each described non-referenced station according to the described difference value at each described non-referenced station Information.
11. methods as claimed in claim 10, it is characterised in that before described base station receives the temporal information that satellite sends, Described method also includes:
Described base station receives the information of the clock comprising described base station controller that described base station controller sends；
Clock is adjusted the clock Tong Bu with the clock of described base station controller by described base station.
12. methods as claimed in claim 10, it is characterised in that before described base station receives the temporal information that satellite sends, Described method also includes:
Described base station receives, by described global positioning system chip, the pulse signal that satellite sends；
Described base station generates the clock of described base station according to the pulse signal of described reception.
13. methods as claimed in claim 12, it is characterised in that described base station generates described base according to the pulse signal received After the clock stood, described method also includes:
The information comprising the clock of described base station is sent to described base station controller by described base station, so that described base station controller Clock is adjusted to the clock that the clock of described base station synchronizes.
The method of 14. 1 kinds of air interface synchronization, it is characterised in that including:
Base station receives the information of the clock comprising described base station controller that base station controller sends, and is adjusted to by clock and base The clock that the clock of station control synchronizes；
Described base station receives the frame offset information that described base station controller sends, and described frame offset information is described base station controller On the basis of the frame information of the base station controlled by described base station controller, calculate the frame information of described base station and the difference of described benchmark Different value, and generate according to the described difference value of described base station；The clock of institute's base station and the clock of described base station controller Synchronize；
Frame information is adjusted to and the frame information of described reference synchronization by described base station according to the frame offset information of described reception；
Wherein, described method also includes:
Described base station sends information to subscriber equipment, so that the base station controller belonging to described base station receives described subscriber equipment The behavioural information sent, described base station controller obtains out the frame information of described base station from described behavioural information, and with described base On the basis of the frame information at quasi-station, calculate the frame information of described base station and the difference value of described benchmark, and raw according to described difference value Become the frame offset information of described base station.
15. 1 kinds of base station controllers, it is characterised in that including: clock information transmitting element, frame offset information signal generating unit and frame Offset information transmitting element, wherein:
Clock information transmitting element, the information for the clock by comprising described base station controller sends to described base station controller The each non-referenced station controlled, so that clock is adjusted to Tong Bu with on the basis of the clock of base station controller by each non-referenced station Clock；
Frame offset information signal generating unit, on the basis of the frame information of the base station controlled by described base station controller, counts respectively Calculate the frame information at each described non-referenced station and the difference value of described benchmark, and according to the described difference at each described non-referenced station Value generates the frame offset information at each described non-referenced station, and the frame information of described base station is based upon global positioning system core The clock of temporal information and described base station that card obtains satellite transmission generates, and the clock of institute's base station sends with clock information The clock that unit sends synchronizes；
Frame offset information transmitting element, for being respectively sent to the frame offset information that described frame offset information signal generating unit generates Each described non-referenced station, so that frame information is adjusted to described by each described non-referenced station according to the frame offset information received The frame information of reference synchronization；
Wherein, described base station controller also includes:
Behavioural information acquiring unit, for obtaining the user under the subscriber equipment under described base station service and the service of each base station The behavioural information of equipment, described behavioural information comprises frame information；
Described frame offset information signal generating unit is additionally operable to obtain institute from the behavioural information that described behavioural information acquiring unit obtains State base station and the frame information at each non-referenced station.
16. base station controllers as claimed in claim 15, it is characterised in that the clock of described base station controller is described base station The unified clock specified in the network at controller place.
17. base station controllers as claimed in claim 15, it is characterised in that described base station controller is provided with global positioning system System core card, described base station controller also includes:
Pulsed signal unit, for the pulse signal sent by described global positioning system core clamping receiving satellite；
Clock generating unit, generates described base station controller for the pulse signal received according to described pulsed signal unit Clock.
18. base station controllers as according to any one of claim 15-17, it is characterised in that described clock information sends single Unit is additionally operable to the information of the clock by comprising described base station controller and sends to described base station, so that described base station is by clock Adjust the clock Tong Bu with the clock of described base station controller.
19. base station controllers as claimed in claim 15, it is characterised in that described base station controller also includes:
Clock information receives unit, for receiving the information of the clock comprising described base station that described base station sends；
Clock adjustment unit, receives, for the clock of described base station controller is adjusted to described clock information, the base that unit receives The clock at quasi-station synchronizes.
20. base station controllers as according to any one of claim 15-17, it is characterised in that described frame information includes:
Frame number and frame Nepit information；
Described frame offset information includes:
Need the frame number adjusted and need the frame Nepit deviant adjusted.
21. base station controllers as claimed in claim 20, it is characterised in that described frame offset information signal generating unit is additionally operable to point Ji Suan the frame number difference value of the frame with described base station at each described non-referenced station of synchronization；And/or
Described frame offset information signal generating unit is that be additionally operable to calculate respectively each described non-referenced station of synchronization with described benchmark The difference value of the frame Nepit skew of the frame stood.
22. base station controllers as according to any one of claim 15-17, it is characterised in that described non-referenced station refers to not There is the base station installing global positioning system core card；Described base station refers to be provided with the base station installing global positioning system core card.
23. 1 kinds of base stations, it is characterised in that described base station is provided with global positioning system chip, described base station includes: the time believes Breath receives unit, frame information signal generating unit and information transmitting unit, wherein:
Temporal information receives unit, for the temporal information sent by described global positioning system core clamping receiving satellite；
Frame information signal generating unit, for receiving, based on described temporal information, temporal information and the clock of described base station that unit receives Delta frame information, the clock of described base station is Tong Bu with the clock of the base station controller belonging to described base station；
Information transmitting unit, for sending information to subscriber equipment in the frame that frame information signal generating unit generates, so that described base Base station controller belonging to standing receives the behavioural information that described subscriber equipment sends in described frame, and described base station controller is from institute State behavioural information and obtain out described frame information, and on the basis of described frame information, calculate what described base station controller controlled respectively The frame information at each non-referenced station and the difference value of described benchmark, and generate according to the described difference value at each described non-referenced station The frame offset information at each described non-referenced station.
24. base stations as claimed in claim 23, it is characterised in that described base station also includes:
Clock information receives unit, for receiving the letter of the clock comprising described base station controller that described base station controller sends Breath；
Clock adjustment unit, for adjusting the clock Tong Bu with the clock of described base station controller by the clock of described base station.
25. base stations as claimed in claim 23, it is characterised in that described base station also includes:
Pulsed signal unit, for receiving, by described global positioning system chip, the pulse signal that satellite sends；
Clock generating unit, for according to described pulsed signal unit receive pulse signal generate described base station time Clock.
26. base stations as claimed in claim 25, it is characterised in that described base station also includes:
Clock information transmitting element, the information for the clock by comprising described base station sends to described base station controller, so that Clock is adjusted to the clock that the clock of described base station synchronizes by described base station controller.
27. 1 kinds of base stations, it is characterised in that including: clock information receives unit, frame offset information receives unit and adjusts single Unit, wherein:
Clock information receives unit, for receiving the information of the clock comprising described base station controller that base station controller sends, And the clock of described base station is adjusted to the clock Tong Bu with the clock of base station controller；
Frame offset information receives unit, for receiving the frame offset information that described base station controller sends, described frame offset information On the basis of being the frame information of the base station that described base station controller controls by described base station controller, calculate the frame letter of described base station Breath and the difference value of described benchmark, and generate according to the described difference value of described base station；The clock of described base station and institute The clock stating base station controller synchronizes；
Adjustment unit, is adjusted to frame information and institute for receiving the frame offset information of unit reception according to described frame offset information State the frame information of reference synchronization；
Wherein, described base station also includes:
Information transmitting unit, for sending information to subscriber equipment, so that the base station controller belonging to described base station receives institute Stating the behavioural information that subscriber equipment sends, described base station controller obtains out the frame information of described base station from described behavioural information, And on the basis of the frame information of described base station, calculate the frame information of described base station and the difference value of described benchmark, and according to institute State difference value and generate the frame offset information of described base station.
The system of 28. 1 kinds of air interface synchronization, it is characterised in that including: the base station control as according to any one of claim 15-22 Device processed, base station as according to any one of claim 23-26 and base station as claimed in claim 27.
29. 1 kinds of base station controllers, it is characterised in that including: emitter and processor, wherein:
Described emitter, the information for the clock by comprising described base station controller sends to the control of described base station controller Each non-referenced station, during so that clock is adjusted to Tong Bu with the clock of described base station controller by each described non-referenced station Clock；
Described processor is used for performing following steps:
On the basis of the frame information of the base station controlled by described base station controller, calculate the frame letter at each described non-referenced station respectively Breath and the difference value of described benchmark, and generate each described non-referenced station according to the described difference value at each described non-referenced station Frame offset information；The frame information of described base station is based upon global positioning system core card and obtains the temporal information that satellite sends Clock generation with described base station, the clock of described base station is Tong Bu with the clock of described base station controller；
Described emitter is additionally operable to the frame offset information of described generation is respectively sent to each described non-referenced station, so that each Frame information is adjusted to and the frame information of described reference synchronization by described non-referenced station according to the frame offset information received；
Wherein, described base station controller also includes:
Receptor, sets for obtaining the user under the subscriber equipment under described base station service and the service of each described non-referenced station Standby behavioural information, described behavioural information comprises frame information；
Described processor be additionally operable to perform following steps:
Described base station and the frame information at each non-referenced station is got from described behavioural information.
30. base station controllers as claimed in claim 29, it is characterised in that described base station controller is provided with global positioning system Core card, described receptor is additionally operable to the pulse signal sent by described global positioning system core clamping receiving satellite；
Described processor be additionally operable to perform following steps:
Pulse signal according to described reception generates the clock of described base station controller.
31. base station controllers as described in claim 29 or 30, it is characterised in that described emitter is additionally operable to comprising described The information of the clock of base station controller sends to described base station, controls so that clock is adjusted by described base station with described base station The clock that the clock of device synchronizes.
32. base station controllers as claimed in claim 29, it is characterised in that described receptor is additionally operable to receive described base station The information of the clock comprising described base station sent；
Described processor be additionally operable to perform following steps:
The clock of described base station controller is adjusted to the clock that the clock of described base station synchronizes.
33. base station controllers as described in claim 29,30 or 32, it is characterised in that described frame information includes:
Frame number and frame Nepit information；
Described frame offset information includes:
Need the frame number adjusted and need the frame Nepit deviant adjusted.
34. base station controllers as claimed in claim 33, it is characterised in that each institute of calculating respectively that described processor performs The step of the frame information and the difference value of described base station of stating non-referenced station includes:
Calculate the frame number difference value of the frame with described base station at each described non-referenced station of synchronization respectively；And/or
Calculate the difference value of the frame Nepit skew of the frame with described base station at each described non-referenced station of synchronization respectively.
35. 1 kinds of base stations, it is characterised in that described base station is provided with global positioning system chip, including: receptor, processor And emitter, wherein:
Described receptor, for the temporal information sent by described global positioning system core clamping receiving satellite；
Described processor is used for performing following steps:
Belonging to clock delta frame information based on described temporal information and described base station, the clock of described base station and described base station The clock of base station controller synchronizes；
Described emitter, for sending information to subscriber equipment in described frame, so that the base station controller belonging to described base station Receiving the behavioural information that described subscriber equipment sends in described frame, described base station controller obtains out institute from described behavioural information State frame information, and on the basis of described frame information, calculate the frame letter at each non-referenced station that described base station controller controls respectively Breath and the difference value of described benchmark, and generate each described non-referenced station according to the described difference value at each described non-referenced station Frame offset information.
36. base stations as claimed in claim 35, it is characterised in that described receptor is additionally operable to receive described base station controller and sends out The information of the clock comprising described base station controller sent；
Described processor be additionally operable to perform following steps:
The clock of described base station is adjusted the clock Tong Bu with the clock of described base station controller.
37. base stations as claimed in claim 35, it is characterised in that described receptor is additionally operable to by described global positioning system Chip receives the pulse signal that satellite sends；
Described processor be additionally operable to perform following steps:
Pulse signal according to described reception generates the clock of described base station.
38. base stations as claimed in claim 37, it is characterised in that described emitter is additionally operable to the clock by comprising described base station Information send to described base station controller, so that clock is adjusted to what the clock of described base station synchronized by described base station controller Clock.
39. 1 kinds of base stations, it is characterised in that including: receptor and processor, wherein:
Described receptor, for receiving the information of the clock comprising described base station controller that base station controller sends；
Described processor is used for performing following steps:
The clock of described base station is adjusted to the clock Tong Bu with the clock of base station controller；
Described receptor is additionally operable to receive the frame offset information that described base station controller sends, and described frame offset information is described base On the basis of the frame information of the base station that station control controls by described base station controller, calculate the frame information of described base station with described The difference value of benchmark, and generate according to the described difference value of described base station；The clock of institute's base station controls with described base station The clock of device synchronizes；
Described processor be additionally operable to perform following steps:
Frame information is adjusted to and the frame information of described reference synchronization by the frame offset information according to described reception；
Wherein, described base station also includes emitter, and described emitter is for sending information so that described base station to subscriber equipment Affiliated base station controller receives the behavioural information that described subscriber equipment sends, and described base station controller obtains from described behavioural information Take out the frame information of described base station, and on the basis of the frame information of described base station, calculate the frame information of described base station with described The difference value of benchmark, and the frame offset information of described base station is generated according to described difference value.
The system of 40. 1 kinds of air interface synchronization, it is characterised in that including: the base station control as according to any one of claim 29-34 Device processed, base station as according to any one of claim 35-38 and base station as claimed in claim 39.
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