CN106888466A - A kind of method and device for realizing mobile base station telecommunication - Google Patents
A kind of method and device for realizing mobile base station telecommunication Download PDFInfo
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- CN106888466A CN106888466A CN201510929183.XA CN201510929183A CN106888466A CN 106888466 A CN106888466 A CN 106888466A CN 201510929183 A CN201510929183 A CN 201510929183A CN 106888466 A CN106888466 A CN 106888466A
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- veneer
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- base band
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/24—Cell structures
- H04W16/26—Cell enhancers or enhancement, e.g. for tunnels, building shadow
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/90—Non-optical transmission systems, e.g. transmission systems employing non-photonic corpuscular radiation
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
- H04W88/085—Access point devices with remote components
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Mobile Radio Communication Systems (AREA)
- Transceivers (AREA)
Abstract
The invention discloses a kind of method and device for realizing mobile base station telecommunication, it is related to mobile communication technology field, its method is comprised the following steps：The radiofrequency signal that radio frequency veneer will be received carries out down-converted, obtains digital baseband signal, and be sent to base band veneer；The digital baseband transmission system into being suitable for the IQ data signals of microwave transmission, and is sent to microwave veneer by base band veneer；The IQ Digital Signal Processing that microwave veneer sends the base band veneer is sent to core net, so that core net carries out respective handling into after microwave signal.The present invention carries out integrated design by base station, makes equipment near apart from antenna, reduces feeder loss, lifts covering power, enhances the flexibility of networking, improves service quality, greatly reduces the network cost and maintenance cost of operator.
Description
Technical field
The present invention relates to moving communicating field, more particularly to a kind of method for realizing mobile base station telecommunication and
Device.
Background technology
Current most 3G/4G base stations all use RRU (Radio Remote Unit, remote radio mould
Block)+BBU (Building Base band Unit, indoor baseband processing unit) composition wireless access networks, pass through
The transmission network of optical fiber or microwave composition is connected to the networking mode of core net.For remote countryside, island, height
The unapproachable place of the wire transport resources such as fast highway, if still using traditional networking mode, due to thing
Reason interface is more, and connective stability is poor, can cause stability and reliability that whole network is poor, while giving user
With very poor Information Mobile Service.
The content of the invention
It is an object of the invention to provide a kind of method and device for realizing mobile base station telecommunication, solve
In the prior art in the unapproachable place of wire transport resources, because many using physical interface, cause whole network
Stability and the poor problem of reliability.
According to an aspect of the invention, there is provided a kind of method for realizing mobile base station telecommunication, including
Following steps：
The radiofrequency signal that radio frequency veneer will be received carries out down-converted, obtains digital baseband signal, and be sent to
Base band veneer；
Base band veneer by the digital baseband transmission system into the IQ data signals for being suitable for microwave transmission, concurrently
Give microwave veneer；
The IQ Digital Signal Processing that microwave veneer sends the base band veneer is sent to core into after microwave signal
Heart net, so that core net carries out respective handling.
Preferably, the radio frequency veneer is received link and is constituted by two hairs two；The microwave veneer receives link by a hair one
Or the receipts link composition of two hair two.
Preferably, the base band veneer is by the digital baseband transmission system into the IQ numbers for being suitable for microwave transmission
It is believed that number including：
The base band veneer by the digital baseband signal it is demodulated, encapsulation and modulation treatment, obtain IQ
Data signal.
Preferably, the IQ Digital Signal Processing that the microwave veneer sends the base band veneer is into microwave signal
Including：
The IQ data signals that the base band veneer sends are carried out upconversion process by the microwave veneer, obtain micro-
Ripple signal.
Preferably, the microwave signal that the microwave veneer is additionally operable to receive carries out down-converted, obtains IQ
Data signal.
Preferably, the base band veneer is additionally operable to be demodulated the IQ data signals that microwave veneer sends, solves
Encapsulation and modulation treatment, obtain digital baseband signal.
Preferably, the radio frequency veneer is additionally operable to for the digital baseband signal of base band veneer to carry out upconversion process,
Obtain radiofrequency signal.
According to another aspect of the present invention, there is provided a kind of device for realizing mobile base station telecommunication, including：
Radio frequency veneer, the radiofrequency signal for that will receive carries out down-converted, obtains digital baseband signal；
Base band veneer, for the digital baseband transmission system that sends radio frequency veneer into being suitable for microwave transmission
IQ data signals；
Microwave veneer, for the IQ Digital Signal Processing that sends the base band veneer into after microwave signal, passes
Core net is sent to, so that core net carries out respective handling.
Preferably, the radio frequency veneer is received link and is constituted by two hairs two；The microwave veneer receives link by a hair one
Or the receipts link composition of two hair two.
Preferably, also including for controlling the radio frequency veneer, the base band veneer and the microwave veneer
Control veneer.
Compared with prior art, the beneficial effects of the present invention are：
The present invention carries out integrated design by base station, makes equipment near apart from antenna, reduces feeder loss, carries
Covering power is risen, the flexibility of networking is enhanced, service quality is improve, the network of operator is greatly reduced
Cost and maintenance cost, while integrated design can also reduce power consumption, healthy environmental protection was both carried by 1+1
Network reliability high improves the handling capacity of transmission again.
Brief description of the drawings
Fig. 1 is a kind of method flow diagram for realizing mobile base station telecommunication provided in an embodiment of the present invention；
Fig. 2 is a kind of schematic diagram of device for realizing mobile base station telecommunication provided in an embodiment of the present invention；
Fig. 3 is the structure chart of radio frequency veneer in Fig. 2 provided in an embodiment of the present invention；
Fig. 4 is the structure chart of base band veneer in Fig. 2 provided in an embodiment of the present invention；
Fig. 5 is the structure chart of 1T1T microwave veneers in Fig. 2 provided in an embodiment of the present invention；
Fig. 6 is the structure chart of 2T2R microwave veneers in Fig. 2 provided in an embodiment of the present invention.
Specific embodiment
Below in conjunction with accompanying drawing to a preferred embodiment of the present invention will be described in detail, it will be appreciated that described below
Preferred embodiment be merely to illustrate and explain the present invention, be not intended to limit the present invention.
Fig. 1 is a kind of method flow diagram for realizing mobile base station telecommunication provided in an embodiment of the present invention, such as
Shown in Fig. 1, comprise the following steps：
Step S101：The radiofrequency signal that radio frequency veneer will be received carries out down-converted, obtains digital baseband letter
Number, and it is sent to base band veneer；
Step S102：Base band veneer is digital into the IQ for being suitable for microwave transmission by the digital baseband transmission system
Signal, and it is sent to microwave veneer；
Step S103：The IQ Digital Signal Processing that microwave veneer sends the base band veneer into after microwave signal,
Core net is sent to, so that core net carries out respective handling.
Such as described radiofrequency signal belongs to speech business, then core net carries out speech business treatment；The radio frequency letter
Number belong to data service, then core net carries out data processing.
Wherein, the radio frequency veneer is received link and is constituted by two hairs two；The microwave veneer by one hair one receive link or
Two hairs two receive link composition.
Specifically, the base band veneer is by the digital baseband transmission system into the IQ for being suitable for microwave transmission
Data-signal includes：The base band veneer by the digital baseband signal it is demodulated, encapsulation and modulation treatment,
Obtain IQ data signals.The IQ Digital Signal Processing that the microwave veneer sends the base band veneer is into microwave
Signal includes：The IQ data signals that the base band veneer sends are carried out upconversion process by the microwave veneer,
Obtain microwave signal.
The microwave signal that microwave veneer of the present invention is additionally operable to receive carries out down-converted, obtains IQ numbers
Word signal.The base band veneer is additionally operable to be demodulated the IQ data signals that microwave veneer sends, decapsulates
And modulation treatment, obtain digital baseband signal.The radio frequency veneer is additionally operable to the digital baseband of base band veneer
Signal carries out upconversion process, obtains radiofrequency signal.
Fig. 2 is a kind of schematic diagram of device for realizing mobile base station telecommunication provided in an embodiment of the present invention,
As shown in Fig. 2 including：Radio frequency veneer 201, base band veneer 202 and microwave veneer 203.The radio frequency
Veneer 201, the radiofrequency signal for that will receive carries out down-converted, obtains digital baseband signal；The base
Band veneer 202, for the digital baseband transmission system that sends radio frequency veneer into being suitable for microwave transmission
IQ data signals；The microwave veneer 203, for the IQ Digital Signal Processing for sending the base band veneer
Into after microwave signal, core net is sent to, so that core net carries out respective handling.
Wherein, the radio frequency veneer is received link and is constituted by two hairs two；The microwave veneer by one hair one receive link or
Two hairs two receive link composition.
Present invention additionally comprises the control for controlling the radio frequency veneer, the base band veneer and the microwave veneer
Veneer processed.
That is, radio frequency veneer is mainly responsible for the radiofrequency signal for receiving antenna by LNA, after down coversion
Give the demodulation of base band veneer；And the signal that base band veneer is modulated is up-converted into radiofrequency signal, will be believed by power amplifier
Number amplify, be sent to UE by radio-frequency antenna.Base band veneer is mainly responsible for the signal solution for sending radio frequency veneer
Adjust, send microwave veneer to；And the signal demodulation for transmitting microwave veneer sends radio frequency veneer to.Microwave veneer
The main signal for being responsible for modulating base band veneer amplifies by up-converting to microwave signal twice by PA, leads to
Cross the reception antenna that microwave antenna is sent to core net；And the microwave signal for receiving microwave antenna passes through low noise
Put and after down coversion twice, be sent to the demodulation of base band veneer.Control veneer major function be responsible for radio frequency veneer,
The control function of microwave veneer, base band veneer.That is, to base band veneer, radio frequency veneer, microwave veneer
Receiving-transmitting chain gain, each veneer logic function is realized, and its warning information treatment, remote maintenance treatment.
Wherein, radio frequency veneer is received link and is constituted by two hairs two, can meet wireless coverage, dilatation and MIMO technology
Demand.Microwave veneer can be received by a hair one and constituted；Can also receive to constitute by two hairs two and can meet transmission
The application scenarios such as 1+1 protection, channeling.
Technology contents of the invention are described in detail with reference to Fig. 3 to Fig. 6：
As shown in figure 3, the radio-frequency antenna 31 of radio frequency veneer receives UE signals, and carried out by duplexer 32
Channel assignment, after choosing the receives link of radio frequency veneer, power amplification and low-noise amplifier is carried out to signal
33rd, board for receiving and sending message 34 and digital intermediate frequency 35 obtain digital baseband signal after processing, and by digital baseband signal
It is transmitted to base band veneer.As shown in figure 4, base band veneer is after radio frequency baseband processing module 41 is demodulated, decoded
Frame Protocol processing module 42 is sent to, Frame Protocol processing module 42 is according to protocol requirement to believing after demodulation, decoding
Number it is packaged, packaged signal is sent to Ethernet exchanging and interface unit 43, Ethernet exchanging and connects
Mouth unit 43 is packaged packing to signal according to the requirement of IP frames, and the signal encapsulated after packing is sent to
Microwave baseband processing module 44；Signal after the 44 pairs of encapsulation packings of microwave baseband processing module is encoded and adjusted
System treatment, is converted into IQ data signals, and microwave baseband processing module 44 and microwave veneer have special definition good
Connector is connected, and the IQ data signals that microwave baseband processing module is exported are sent into microwave list by connector
Plate.As shown in figure 5,1T1R microwaves veneer chooses microwave list by duplexer 56 and receiving-transmitting chain control 53
After the receives link of plate, by IQ data signals by intermediate frequency 51, first order frequency conversion 52, second level frequency conversion 54,
After microwave amplifier and low noise put 55 treatment, microwave antenna 57 is sent to by duplexer 56, and pass through
Relaying, most at last microwave signal transmission to core net.
Meanwhile, the microwave signal that the microwave antenna of microwave veneer will be received is given by duplexer Channel assignment
Microwave veneer receives link, Power Control is carried out to signal, filtering, down-converts to IQ data signals 2 times,
After to IQ digital demodulation signals, data code flow is recompiled, modulate after give the transmitting chain of radio frequency veneer,
Frequency conversion is carried out to signal, UE is sent to by covering antenna after amplification, realize the purpose of communication.
As shown in Figure 6；Microwave veneer includes 2T2R, and as transmitting-receiving is both links；Design this link mould
Formula is mainly the capacity of the reliability and lifting transmission for realizing transmission；In order to realize the reliability of transmission, by control
System part allows both links to work under identical configuration；1 is set to primary link；2 is backup link；In link
After 1 has broken down；To be switched on link 2 and work；Or it is set to primary link by 2；1 is standby chain
Road；After the failure of link 2；To be switched on link 1 and work.Link 1 and 2 can also be arranged on
In different working frequency points, 2 transmission capacities matched somebody with somebody can be lifted within the identical time.
When prevailing scenario of the present invention is new base station and traditional integrated base station co-sited, exchanged by the IP of new base station
The data of traditional integrated base station are sent to new base station by function, and by the Ethernet exchanging in base band veneer and
Interface unit is transferred to core net after encapsulating data by microwave veneer；Or the data that core net comes are led to
After crossing Ethernet exchanging and interface unit decapsulation, traditional integrated base station is transmitted to by netting twine.New base station and core
When heart Netcom interrogates；New base station, the transmission of complete pair signals can be used in core-network side.Received by microwave antenna
The signal for arriving gives control veneer by the treatment of microwave veneer, then gives core net by S1 oral instructions；
The signal received by radio-frequency antenna by after the treatment of radio frequency veneer, giving control veneer, finally by S1
Core net is given in oral instructions, completes the information exchange with core net.
In sum, the present invention has following technique effect：
Present invention lifting network performance, reduction network cost, enhancing network extend flexibility, reduce network management
Complexity, the base station is based on integrated design theory and realizes wireless coverage function and transfer function simultaneously, it is only necessary to
There is provided operating voltage just can flexibly networking, be used to solve the problems, such as particular surroundings networking.
Although being described in detail to the present invention above, the invention is not restricted to this, the art technology
Personnel can carry out various modifications with principle of the invention.Therefore, all modifications made according to the principle of the invention,
All should be understood to fall into protection scope of the present invention.
Claims (10)
1. a kind of method for realizing mobile base station telecommunication, it is characterised in that comprise the following steps：
The radiofrequency signal that radio frequency veneer will be received carries out down-converted, obtains digital baseband signal, and be sent to
Base band veneer；
Base band veneer by the digital baseband transmission system into the IQ data signals for being suitable for microwave transmission, concurrently
Give microwave veneer；
The IQ Digital Signal Processing that microwave veneer sends the base band veneer is sent to core into after microwave signal
Heart net, so that core net carries out respective handling.
2. method according to claim 1, it is characterised in that the radio frequency veneer receives chains by two hairs two
Road constitutes；The microwave veneer receives link by a hair one or two hairs two are received link and constituted.
3. method according to claim 1, it is characterised in that the base band veneer is by the digital base
Band signal is processed into and is suitable for the I/Q data signal of microwave transmission and includes：
The base band veneer by the digital baseband signal it is demodulated, encapsulation and modulation treatment, obtain IQ
Data signal.
4. method according to claim 3, it is characterised in that the microwave veneer is by the base band list
The IQ Digital Signal Processing that plate sends includes into microwave signal：
The IQ data signals that the base band veneer sends are carried out upconversion process by the microwave veneer, obtain micro-
Ripple signal.
5. according to any described methods of claim 1-4, it is characterised in that the microwave veneer is additionally operable to
The microwave signal that will be received carries out down-converted, obtains IQ data signals.
6. method according to claim 5, it is characterised in that the base band veneer is additionally operable to microwave
The IQ data signals that veneer sends are demodulated, decapsulate and modulation treatment, obtain digital baseband signal.
7. method according to claim 6, it is characterised in that the radio frequency veneer is additionally operable to base band
The digital baseband signal of veneer carries out upconversion process, obtains radiofrequency signal.
8. a kind of device for realizing mobile base station telecommunication, it is characterised in that including：
Radio frequency veneer, the radiofrequency signal for that will receive carries out down-converted, obtains digital baseband signal；
Base band veneer, for the digital baseband transmission system that sends radio frequency veneer into being suitable for microwave transmission
IQ data signals；
Microwave veneer, for the IQ Digital Signal Processing that sends the base band veneer into after microwave signal, passes
Core net is sent to, so that core net carries out respective handling.
9. device according to claim 8, it is characterised in that the radio frequency veneer receives chains by two hairs two
Road constitutes；The microwave veneer receives link by a hair one or two hairs two are received link and constituted.
10. the device according to claim 7 or 8, it is characterised in that also including for controlling described penetrating
The control veneer of frequency veneer, the base band veneer and the microwave veneer.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510929183.XA CN106888466B (en) | 2015-12-15 | 2015-12-15 | Method and device for realizing remote communication of mobile base station |
| PCT/CN2016/094822 WO2017101467A1 (en) | 2015-12-15 | 2016-08-12 | Method and apparatus for achieving long distance communication of mobile base station, and computer storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510929183.XA CN106888466B (en) | 2015-12-15 | 2015-12-15 | Method and device for realizing remote communication of mobile base station |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106888466A true CN106888466A (en) | 2017-06-23 |
| CN106888466B CN106888466B (en) | 2021-05-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510929183.XA Active CN106888466B (en) | 2015-12-15 | 2015-12-15 | Method and device for realizing remote communication of mobile base station |
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|---|---|
| CN (1) | CN106888466B (en) |
| WO (1) | WO2017101467A1 (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106888466B (en) | 2021-05-18 |
| WO2017101467A1 (en) | 2017-06-22 |
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