CN110138874A - Cloud distributed base station transceiver network framework - Google Patents
Cloud distributed base station transceiver network framework Download PDFInfo
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- CN110138874A CN110138874A CN201910440103.2A CN201910440103A CN110138874A CN 110138874 A CN110138874 A CN 110138874A CN 201910440103 A CN201910440103 A CN 201910440103A CN 110138874 A CN110138874 A CN 110138874A
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- base station
- transceiver
- station transceiver
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
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- Mobile Radio Communication Systems (AREA)
Abstract
The embodiment of the invention discloses a kind of cloud distributed base station transceiver network frameworks, including mutiple antennas module, cloud network and cloud base band signal process network.Wherein, mutiple antennas module distribution is in different geographical, cloud network carries out two-way communication with Anneta module, handles uplink and downlink digital domain signal corresponding to all Anneta modules, and cloud base band signal process network is communicated with cloud network, handled the data after cloud network processes.Implement the embodiment of the present invention, optimize the front end implementation of centralization mobile communication base station traditional at present, it can realize that the Anneta module of different geographical Distributed coverage receives the centralized processing of signal in radio-frequency front-end, mobile terminal data in quick obtaining wide scope, optimize the performance of communication system, especially at 5G and subsequent advanced communication system framework, the new business such as high speed low time delay control can be effectively supported.
Description
Technical field
The present invention relates to wireless communication technology fields, and in particular to a kind of cloud distributed base station transceiver network frame
Structure.
Background technique
Current mobile communication base station is mainly based upon the centralization transaction processing system of legacy cellular structure building, individually
Base station only handles the business datum of single cell or more sectors.Since data processing link is long, lead to business processing time delay ratio
Longer, the information sharing between multiple cell is slow.In addition, leading to system hardware cost since system hardware resources sharing degree is low
It is high.
With gradually defining for business demand, 5G network is each to network delay, the whole network information Real-Time Sharing, networking cost etc.
Aspect is proposed very high request.
Summary of the invention
The embodiment of the present invention is designed to provide a kind of cloud distributed base station transceiver network framework, to optimize mesh
The front end implementation of preceding traditional centralization mobile communication base station can realize different geographical Distributed coverage in radio-frequency front-end
Anneta module receive the centralized processing of signal, mobile terminal data in quick obtaining wide scope optimizes the property of communication system
Can, especially at 5G and subsequent advanced communication system framework, it can effectively support the new business such as high speed low time delay control.
To achieve the above object, the embodiment of the invention provides a kind of cloud distributed base station transceiver network framework,
Including mutiple antennas module, cloud network and cloud base band signal process network, which is characterized in that multiple Anneta modules point
Cloth carries out two-way communication, to upper corresponding to all Anneta modules with the Anneta module in different geographical, the cloud network
Downstream digital domain signal is handled, and the cloud base band signal process network is communicated, with the cloud network to described
Data after cloud network processes are handled.
As a kind of preferred embodiment of the application, each Anneta module includes antennal interface and bay,
The cloud network includes cloud interface, and the bay passes through the antennal interface and cloud interface and the cloud network
Realize communication.
As a kind of preferred embodiment of the application, pass through optical fiber, You Xianhuo between the Anneta module and cloud network
Wireless mode is connected and is communicated.
As a kind of preferred embodiment of the application, the cloud interface includes switching switch matrix or pass-through interface.
As a kind of preferred embodiment of the application, the cloud network further includes transceiver array, the transmitting-receiving
Letter machine array includes multiple transceiver channels, and each transceiver channel is single channel or multi-channel, the transmitting-receiving letter
Machine channel is communicated by the cloud interface with Anneta module realization, and the transceiver channel is for realizing uplink receiving
The digitlization of analog domain signal and simulated and analog signal the conditioning of downlink digital domain signal.
As a kind of preferred embodiment of the application, the quantity in the transceiver channel is less than or equal to the antenna
The quantity of the bay of module.
As a kind of preferred embodiment of the application, the cloud network further includes cloud data sharing and data operation
Platform is used for the transceiver channel and the cloud base band signal process network communication to all Anneta module institutes
Corresponding uplink and downlink digital domain signal is handled, and realize each Anneta module received information communication network it is real-time altogether
It enjoys.
As a kind of preferred embodiment of the application, the cloud data sharing and data operation platform are to all antennas
Uplink and downlink digital domain signal corresponding to module carry out processing include but are not limited to: the frequency conversion of numeric field uplink and downlink, DPD operation and
Slicing.
As a kind of preferred embodiment of the application, the cloud base band signal process network is used to receive uplink and downlink
Transmitting signal be modulated demodulation and protocol frame processing, and network side high-level signaling is handled.
Implement the embodiment of the present invention, multiple Anneta modules are distributed in different geographical, and cloud network is to all antenna moulds
Uplink and downlink digital domain signal corresponding to block is handled, the data after cloud base band signal process network cloud network processes into
Row processing, optimizes the front end implementation of centralization mobile communication base station traditional at present, can realize not in radio-frequency front-end
The centralized processing that signal is received with the Anneta module of geographically distributed covering, mobile terminal data in quick obtaining wide scope,
The performance for optimizing communication system, especially at 5G and subsequent advanced communication system framework, when can effectively support high speed low
Prolong the new business such as control.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described.In all the appended drawings, similar element
Or part is generally identified by similar appended drawing reference.In attached drawing, each element or part might not be drawn according to actual ratio.
Fig. 1 is the cloud distributed base station transceiver network architecture diagram that first embodiment of the invention provides.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
It should be appreciated that ought use in this specification and in the appended claims, term " includes " and "comprising" instruction
Described feature, entirety, step, operation, the presence of element and/or component, but one or more of the other feature, whole is not precluded
Body, step, operation, the presence or addition of element, component and/or its set.It is also understood that the institute in this description of the invention
The term used is merely for the sake of being not intended to limit the present invention for the purpose of describing particular embodiments.Such as in description of the invention
With it is used in the attached claims like that, other situations unless the context is clearly specified, otherwise singular
" one ", "one" and "the" are intended to include plural form.
It will be further appreciated that the term used in description of the invention and the appended claims " and/or " be
Refer to any combination and all possible combinations of one or more of associated item listed, and including these combinations.
Referring to FIG. 1, being the cloud distributed base station transceiver network framework that first embodiment of the invention provides.Such as figure
Shown, which includes mutiple antennas module, cloud network and cloud baseband signal
Handle network.
Specifically, include 1~N number of Anneta module in the network architecture, different regions can be distributed in.Each antenna
Module includes bay and antennal interface, and cloud network includes cloud interface, is passed through between bay and cloud network
Antennal interface and cloud interface realize connection, and communication connection mode between the two include but are not limited to optical fiber, it is wireless, have
Line or combinations thereof etc..
Specifically, in the present embodiment, antennal interface and cloud interface include but are not limited to switching switch matrix or straight
Mouth is connected, as long as being able to achieve Anneta module and the internetwork signal transmission of cloudization.
Specifically, cloud network includes transceiver array, cloud data sharing and data operation platform.Wherein, it receives and dispatches
Letter machine array includes multiple transceiver channels, and transceiver channel is communicated by cloud interface with Anneta module realization.Transmitting-receiving
The port number of letter machine array can be less than or equal to Anneta module quantity, each transceiver channel can be single channel or multi-pass
Road, each corresponding Anneta module；Transceiver channel herein for realizing uplink receiving analog domain signal digitlization, and
The conditioning etc. of the simulated and analog signal of downlink digital domain signal.
Specifically, cloud data sharing and data operation platform belong to numeric field platform, realize that each Anneta module receives letter
Number transformation, analysis and processing, and realize that each Anneta module receives real-time quick in communication network of information and shares；Meanwhile
Corresponding different antennae module forms downstream digital domain and emits signal, is sent to transceiver channel；In addition, cloud data sharing and
Data operation platform also carries out interface with cloud base band signal process network.
Specifically, cloud base band signal process network receives modulation /demodulation, the agreement of transmitting signal for realizing uplink and downlink
The physical layer functions such as frame processing and the processing of network side high-level signaling etc. realize that whole network corresponds to day with cloud network interface
The processing of wire module receiving and transmitting signal and information are shared real-time, quickly.
Based on foregoing description it is found that cloud distributed base station transceiver network framework provided by the embodiment of the present invention,
It mainly include spaced antenna module and cloud centralization operational network two parts, spaced antenna module realizes that wide area user is covered
Lid, cloud centralization operational network realize the centralized processing of wide area user data and its sharing in communication network.
The network architecture main operational principle is as follows:
(1) the distributed base station network architecture that the embodiment of the present invention is proposed and traditional centralization base station system architectures
The main distinction is: (a) Anneta module of distribution-type base station architecture is mounted on different regions, it might even be possible to be distributed in one wide
In the geographic range of domain, and conventional center base station can be only installed at a website, cover a service district or several sectors；This
The a set of distributed base station system of sample can cover the territorial scope more much bigger than conventional center base station system.(b) distributed base
The computing capability that the numeric field processing of station rack structure relies on cloud powerful, realizes high-speed computation, promotes business processing speed, meanwhile,
The shared of wide range of users information may be implemented；And traditional centralization base station can only cover single service district.
(2) the uplink and downlink signals process flow of single antenna module is with traditional centralization base station system, but 1~N is more
Anneta module can be by antennal interface and cloud interface and cloud network implementations interface, and cloud network here is in all antennas
Intermodule does resource-sharing, and transceiver array therein and Anneta module can not be one-to-one correspondence, can be connect by cloud
The existing flexible switching between Anneta module of cause for gossip.
(3) the unified data sharing beyond the clouds of uplink and downlink digital domain signal corresponding to all Anneta modules and data operation are flat
Platform is handled, including all Transceiver Digital domains of numeric field Up/Down Conversion, DPD operation, slicing etc. and base band operation, and
By the demodulation of cloud base band signal process network implementations physical layer modulation and protocol frame processing, interface is done with network side traffic.
(4) in this way, entire base station system realizes the flexible combination of spaced antenna module Yu rear end cloud operational network.
To sum up, implement the embodiment of the present invention, multiple Anneta modules are distributed in different geographical, and cloud network is to all days
Uplink and downlink digital domain signal corresponding to wire module is handled, the number after cloud base band signal process network cloud network processes
According to being handled, the front end implementation of centralization mobile communication base station traditional at present is optimized, it can be in radio-frequency front-end reality
The Anneta module of existing different geographical Distributed coverage receives the centralized processing of signal, mobile terminal number in quick obtaining wide scope
According to optimizing the performance of communication system, especially at 5G and subsequent advanced communication system framework, can effectively support high speed low
The new business such as timing_delay estimation.
Further, the specific of the embodiment of the present invention has the beneficial effect that:
(1) due to realizing the Forward of data processing unit, system-wide low time delay communication may be implemented, meet following logical
The High-speed Control demand of communication network.
(2) due to using centralized cloudization processing, hardware resource can be obtained in network-wide basis it is shared, system hardware at
Originally it can decline to a great extent.
(3) since Anneta module realizes distributed planning, user information can be sufficiently obtained in wide scope, is broken
The complicated drawback of different community information switching, saves system switching surfaces under the framework of conventional cellular cell, during business is possible
Disconnected rate decline.
(4) the distributed planning framework of Anneta module can with the business datum of different geographical in quick obtaining wide scope,
And it can accomplish being quickly shared in network-wide basis, and promote network performance.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme should all cover within the scope of the claims and the description of the invention.
Claims (9)
1. a kind of cloud distributed base station transceiver network framework, including mutiple antennas module, cloud network and cloud base band
Signal shaping network, which is characterized in that multiple Anneta modules are distributed in different geographical, the cloud network and the antenna
Module carries out two-way communication, handles uplink and downlink digital domain signal corresponding to all Anneta modules, the cloud base band
Signal shaping network is communicated with the cloud network, is handled the data after the cloud network processes.
2. cloud distributed base station transceiver network framework as described in claim 1, which is characterized in that each antenna
Module includes antennal interface and bay, and the cloud network includes cloud interface, and the bay passes through the antenna
Interface and cloud interface are communicated with the cloud network implementations.
3. cloud distributed base station transceiver network framework as claimed in claim 2, which is characterized in that the Anneta module
It connects and communicates by optical fiber, wired or wireless way between cloud network.
4. cloud distributed base station transceiver network framework as claimed in claim 2, which is characterized in that the cloud interface
Including switching switch matrix or pass-through interface.
5. cloud distributed base station transceiver network framework as claimed in claim 4, which is characterized in that the cloud network
It further include transceiver array, the transceiver array includes multiple transceiver channels, each transceiver channel
For single channel or multi-channel, the transceiver channel is communicated by the cloud interface with Anneta module realization, described
Transceiver channel for realizing uplink receiving analog domain signal digitlization and downlink digital domain signal it is simulated
With the conditioning of analog signal.
6. cloud distributed base station transceiver network framework as claimed in claim 5, which is characterized in that the transceiver
The quantity in channel is less than or equal to the quantity of the bay of the Anneta module.
7. cloud distributed base station transceiver network framework as claimed in claim 6, which is characterized in that the cloud network
It further include cloud data sharing and data operation platform, with the transceiver channel and the cloud base band signal process net
Network communication, for handling uplink and downlink digital domain signal corresponding to all Anneta modules, and realizes each Anneta module institute
Real-Time Sharing of the received information in communication network.
8. cloud distributed base station transceiver network framework as claimed in claim 7, which is characterized in that the cloud data
Shared and data operation platform, which handle to uplink and downlink digital domain signal corresponding to all Anneta modules, to be included but not only limits
In: the frequency conversion of numeric field uplink and downlink, DPD operation and slicing.
9. such as the described in any item cloud distributed base station transceiver network frameworks of claim 1-8, which is characterized in that described
Cloud base band signal process network is modulated demodulation and protocol frame for transmitting signal received to uplink and downlink and handles and right
Network side high-level signaling is handled.
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