CN102857931A - Base station system and communication network networking method - Google Patents
Base station system and communication network networking method Download PDFInfo
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- CN102857931A CN102857931A CN2012100811799A CN201210081179A CN102857931A CN 102857931 A CN102857931 A CN 102857931A CN 2012100811799 A CN2012100811799 A CN 2012100811799A CN 201210081179 A CN201210081179 A CN 201210081179A CN 102857931 A CN102857931 A CN 102857931A
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Abstract
The invention discloses a base station system which comprises a main control unit, an intermediate radio frequency unit, a base band unit, a transmission unit, a mode management unit, a first carrier frequency interface and a second carrier frequency interface, wherein the main control unit is used for managing a base station system; the intermediate radio frequency unit is used for processing intermediate radio frequency signals; the base band unit is used for processing base band signals; the transmission unit is connected with a network controller through a transmission interface; the mode management unit is used for configuring the base station system to operate under different working modes according to the networking form of the base station system in a communication network; the first radio frequency interface is used for communicating with a connected previous stage device in cascading networking; and the second carrier frequency interface is used for communicating with the connected subsequent stage device in cascading networking. The base station system provided by the embodiment of the invention can be involved in networking of the communication network through operating under different working modes, thus the flexible communication system networking mode is supported, capacity is convenient to expand by operators, the original device can be multiplexed, the elimination of old base stations and construction of new base stations are prevented, and the investment of the operators is protected.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of base station system and communication networking method.
Background technology
A kind of base station system logical architecture as shown in Figure 1, comprise transport module 107, main control module 112, BB (BaseBand, base band) module 105, radio frequency intermediate frequency (RF/IF) module 101 and interface (first interface 103, the second interface 109) etc., base station system is further communicated by letter with network controller.On the data feedback channel, under the control of main control module, from the signal process RF/IF resume module of eating dishes without rice or wine, such as: rf filtering amplification, down-conversion, analog-to-digital conversion, digital filtering etc., become baseband signal, then in BB module process Base-Band Processing, for example: separate to be in harmonious proportion and decipher, finally communicate information to network controller through transport module.On the down going channel, under the control of main control module, from the signal of network controller, through transport module, and BB module Base-Band Processing, for example: coding and modulation, pass through again the RF/IF resume module, for example: digital-to-analogue conversion, up-conversion filter and amplification, finally by antenna signal is launched.Main control module among Fig. 1, transport module, BB module etc. are logic modules, and intermodule connects the topological representation logic connecting relation.
The logic function that the base station system of different systems comprises is basically identical, but physics realization has different schemes.For base station system shown in Figure 1, need to carry out the logical architecture analysis, realize the mapping from the logical architecture to the physical structure.
In realizing process of the present invention, if when the inventor finds that existing base station system needs dilatation, can only again build jumbo base station.Again build jumbo base station operator is meaned the increase investment, original base station is eliminated simultaneously, and the original investment of operator can not get protection.
Summary of the invention
The embodiment of the invention provides a kind of base station system, comprising:
Main control unit is used for managing described base station system;
Middle radio frequency unit is connected with described main control unit, for the treatment of middle radiofrequency signal;
Base Band Unit is for the treatment of baseband signal;
Transmission unit is connected with described Base Band Unit, and is connected with network controller by coffret;
The schema management unit is connected with transmission unit with described middle radio frequency unit, main control unit, Base Band Unit, is used for according to the networking form of described base station system at communication network, disposes described base station system and is operated in different mode of operations;
The first radio interface and the second radio interface, described the first radio interface are used for when cascade network and the upper level devices communicating that is connected, described the second radio interface during for cascade network with the next stage devices communicating that is connected.
The embodiment of the invention also provides a kind of communication networking method, comprising:
A network controller is connected with at least one aforesaid base station system, and described at least one base station system of the schema management cell location in described at least one base station system is operated in the base station mode of operation.
The embodiment of the invention also provides a kind of communication networking method, comprising:
A network controller is connected with at least one aforesaid base station system;
Described at least one base station system of while and the non-network controller equipment connection of at least one next stage, described at least one base station system of the schema management cell location in described at least one base station system is operated in master control Base Band Unit mode of operation.
The embodiment of the invention also provides a kind of communication networking method, comprising:
With at least one aforesaid base station system and the non-network controller equipment connection of upper level, described at least one base station system of the schema management cell location in described at least one base station system is operated in the carrier frequency mode of operation.
Embodiment in the technique scheme has following advantage: the base station system that the embodiment of the invention provides can participate in communication networking by being operated in different mode of operations, such as: carry out networking as base station or BBU or RRU, thereby support flexibly networking communication system mode.The networking communication system mode is convenient to operator's dilatation flexibly, can multiplexing original equipment, and avoid eliminating old base station and again build new base station, the investment of protection operator.The base station system that the embodiment of the invention provides can further be supported the communication of multiple communication standard, multiple frequency range, is convenient to operator and commences business neatly, has reduced the networking cost of operator.The base station system that the embodiment of the invention provides can for the few area of traffic carrying capacity for operator provides a solution highly integrated and cost is extremely low, increase the flexibility of operator's networking.
Description of drawings
Fig. 1 is base station system logical architecture figure in the prior art;
Fig. 2 is embodiment of the invention base station system structural representation;
Fig. 3 is that embodiment of the invention base station system is operated in the function logic configuration diagram under the base station mode;
Fig. 4 is that embodiment of the invention base station system is operated in the function logic configuration diagram under the master control Base Band Unit pattern;
Fig. 5 is that embodiment of the invention base station system is operated in the function logic configuration diagram under the carrier-frequency mode;
Fig. 6 is a kind of communication networking structural representation of the embodiment of the invention;
Fig. 7 is a kind of communication networking structural representation of the embodiment of the invention;
Fig. 8 is a kind of communication networking structural representation of the embodiment of the invention.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.
Need to prove, the communication standard of base station system or communication pattern include but not limited in the embodiment of the invention: global mobile base station system (Global System for mobile Communication, be called for short " GSM ") standard, code division multiple access (Code Division Multiple Access, be called for short " CDMA ") standard, micro-wave access to global intercommunication (Worldwide Interoperability for Microwave Access, be called for short " WiMAX ") standard, Wideband Code Division Multiple Access (WCDMA) (Wideband Code Division Multiple Access, be called for short " WCDMA ") standard, TD SDMA (Time Division Synchronous CodeDivision Multiple Access SCDMA, be called for short " TD-SCDMA ") standard, CDMA 2000 (Code Division Multiple Access 2000, be called for short " CDMA2000 ") standard, personal handyphone system (Personal Handyphone System, be called for short " PHS ") standard, the cluster standard, Long Term Evolution (Long Term Evolution, be called for short " LTE ") standard, AIE (Air Interface Evolution is called for short " AIE ") standard etc.
A kind of base station system structural representation that the embodiment of the invention provides as shown in Figure 2.
Multimode multi-frequency section RF/IF unit 203, namely radio frequency unit in the multimode multi-frequency section is connected with main control unit 209, antenna feeder, finishes the processing of middle radiofrequency signal.Such as: rf filtering, amplification, digital-to-analogue conversion, analog-to-digital conversion, modulation /demodulation etc.Multiple communication standard (for example: GSM, CDMA, WCDMA is supported in multimode multi-frequency section RF/IF unit 203, CDMA2000, PHS, WiMAX, LTE, ATE) and the middle radio frequency processing of multiple frequency range, for example: the 800M that supports the GSM standard, 900M, 1800M, many frequency ranges of 1900M, the 900M of WCDMA standard, 1900M, the frequency ranges such as 2100M.
Multimode multi-frequency section RF/IF unit 203 specific works are at certain communication standard, or certain several communication standard, or radio frequency correlation function parameter and configuration parameter under certain frequency range of certain communication standard, such as parameters such as carrier wave, frequency band, modulation scheme, encrypt/decrypt, data protocols, can be that the demand according to operator sets in advance in multimode multi-frequency section RF/IF unit 203; Also can be to be stored in the rf-mode identification card, then come loading parameters by the rf-mode identification card is inserted the interface of reserving on the multimode multi-frequency section RF/IF unit 203 in the mode of plug-in card.It also can be the independent radio-frequency enabled card of making of radio frequency part with different frequency range in the multimode multi-frequency section RF/IF unit 203, for example make: GSM800M radio-frequency enabled card, GSM900M radio-frequency enabled card is then by inserting the radio-frequency enabled processing unit that the interface of reserving on the multimode multi-frequency section RF/IF unit 203 loads different frequency range with the radio-frequency enabled card in the mode of plug-in card.By changing the radio-frequency enabled card, just can change the working frequency range of multimode multi-frequency section RF/IF unit 203.
Because rf-mode identification card or radio-frequency enabled card are relatively independent equipment, by connecting different rf-mode identification cards or radio-frequency enabled card, such as: GSM single mode rf-mode identification card, GSM/WCDMA dual-mode radio frequency pattern recognition card, GSM800M radio-frequency enabled card etc., can be so that simpler to the setting of the mode of operation of multimode multi-frequency section RF/IF unit 203, Operation and Maintenance is more convenient.
Two radio interface: the first radio interface 207a and the second radio interface 207b, one of them radio interface is used for when cascade network and the upper level devices communicating that is connected, another radio interface for when cascade network with the next stage devices communicating that is connected.These two radio interface can be the CPRI interfaces that meets common public radio interface (Common Public Radio Interface is called for short " CPRI ") standard agreement.
One of ordinary skill in the art will appreciate that schema management unit 213 can be functional unit independently, also can be the functional unit that is integrated in the main control unit 209.
One of ordinary skill in the art will appreciate that each functional unit in the base station system 301 in the embodiment of the invention and the interconnective form of interface unit can be other the forms such as core bus, panel bus or CPRI electricity mouthful cable mode.
The mode of operation of base station system 201 can be divided into three kinds, and the first can be called the base station mode of operation, and the second can be called master control Base Band Unit mode of operation, and the third can be called the carrier frequency mode of operation.
When base station system 201 works in base station mode of operation lower time under the configuration of schema management unit 213, its function logic framework can be with reference to figure 3.
When base station system 201 works in Base Band Unit mode of operation lower time under the configuration of schema management unit 213, its function logic framework can be with reference to figure 4.
When base station system 201 works in carrier frequency mode of operation lower time under the configuration of schema management unit 213, its function logic framework can be with reference to figure 5.
The base station system that the embodiment of the invention provides can be according to the neatly networking of needs of operator in communication network.
Referring to Fig. 6, a kind of communication networking method of the embodiment of the invention.
Base station system AOM_201a links to each other with network controller 601 by coffret with AOM_201b as the aforementioned.Because two AOM all only are connected with the network controller of upper level, so two AOM among the figure all are operated under the mode of operation of base station.Be appreciated that as previously mentioned standard and the frequency range of two AOM work can be configured to according to the demand of operator different systems, different frequency range.
Referring to Fig. 7, a kind of communication networking method of the embodiment of the invention.
Base station system AOM_201c links to each other with network controller 601 by coffret with AOM_201d as the aforementioned, simultaneously base station system AOM_201c is also with AOM_201d and is connected with the next stage carrier frequency equipment, so the AOM_201c among the figure and AOM_201d all are operated under the master control Base Band Unit mode of operation.The non-network controller equipment connection of base station system AOM_201e and upper level is connected with next stage carrier frequency equipment RRU_703b, so base station system AOM_201e is operated under the carrier frequency mode of operation simultaneously.Be appreciated that as previously mentioned the standard of AOM (201c, 201d, 201e) work and frequency range can be according to the demand configurations of operator.
Referring to Fig. 8, a kind of communication networking method of the embodiment of the invention.
Base station system AOM_201f is connected with the non-network controller equipment B of upper level BU_805b as the aforementioned, is connected with next stage carrier frequency equipment RRU_703d simultaneously, so base station system AOM_201f is operated under the carrier frequency mode of operation.Base station system AOM_201g is connected with upper level carrier frequency equipment RRU_703c as the aforementioned, so base station system AOM_201g is operated under the carrier frequency mode of operation.The standard and the frequency range that are appreciated that AOM (201f, 201g) work can be according to the demand configurations of operator.
One of ordinary skill in the art will appreciate that through the above description of the embodiments: the base station system that the embodiment of the invention provides can participate in communication networking by being operated in different mode of operations, such as: carry out networking as base station or BBU or RRU, thereby support flexibly networking communication system mode.The networking communication system mode is convenient to operator's dilatation flexibly, can multiplexing original equipment, and avoid eliminating old base station and again build new base station, the investment of protection operator.The base station system that the embodiment of the invention provides can further be supported the communication of multiple communication standard, multiple frequency range, is convenient to operator and commences business neatly, has reduced the networking cost of operator.The base station system that the embodiment of the invention provides can for the few area of traffic carrying capacity for operator provides a solution highly integrated and cost is extremely low, increase the flexibility of operator's networking.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by the mode that software adds hardware.Based on such understanding, the part that technical scheme of the present invention contributes to prior art in essence in other words can embody with the form of software product and hardware product.
The above only is embodiments of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. a communication system is characterized in that, comprising:
Main control unit is used for managing described communication system;
Middle radio frequency unit is connected with described main control unit, for the treatment of middle radiofrequency signal;
Base Band Unit is for the treatment of baseband signal;
Transmission unit is connected with described Base Band Unit, and is connected with network controller by coffret;
The schema management unit is connected with transmission unit with described middle radio frequency unit, main control unit, Base Band Unit, is used for according to the networking form of described communication system at communication network, disposes described communication system and is operated in different mode of operations;
The first radio interface and the second radio interface, described the first radio interface are used for when cascade network and the upper level devices communicating that is connected, described the second radio interface during for cascade network with the next stage devices communicating that is connected.
2. communication system as claimed in claim 1 is characterized in that, described mode of operation comprises:
One of base station mode of operation, master control Base Band Unit mode of operation, carrier frequency mode of operation or its combination in any.
3. communication system as claimed in claim 2 is characterized in that, described schema management unit is according to the networking form of described communication system in communication network, disposes described communication system and is operated in different mode of operations and is specially:
If described communication system only is connected with the upper level network controller, then the described communication system of described schema management cell location is operated in the base station mode of operation;
If described communication system is connected with the upper level network controller, connect simultaneously the non-network controller equipment of next stage, then the described communication system of described schema management cell location is operated in master control Base Band Unit mode of operation;
If the non-network controller equipment connection of described communication system and upper level, then the described communication system of described schema management cell location is operated in the carrier frequency mode of operation.
4. such as each described communication system of claims 1 to 3, it is characterized in that described middle radio frequency unit is radio frequency unit in the multimode multi-frequency section of the middle radio frequency processing of the multiple communication standard of support and multiple frequency range.
5. communication system as claimed in claim 4 is characterized in that, radio frequency unit further comprises in the described multimode multi-frequency section:
The rf-mode identification card is used for radio frequency correlation function parameter and the configuration parameter that sets in advance is loaded in the described multimode multi-frequency section radio frequency unit, and radio frequency unit is according to the parameter work of described loading in the described multimode multi-frequency section.
6. communication system as claimed in claim 4 is characterized in that, radio frequency unit further comprises in the described multimode multi-frequency section:
The radio-frequency enabled card is used for inserting the radio-frequency enabled processing unit that the interface of reserving on the described multimode multi-frequency section radio frequency unit loads different frequency range.
7. communication system as claimed in claim 1 is characterized in that, described schema management unit is the functional unit that is integrated in the described main control unit.
8. a communication networking method is characterized in that, comprising:
A network controller is connected such as each described communication system of claim 1 to 7 with at least one, and described at least one communication system of the schema management cell location in described at least one communication system is operated in the base station mode of operation.
9. a communication networking method is characterized in that, comprising:
A network controller is connected such as each described communication system of claim 1 to 7 with at least one;
Described at least one communication system of while and the non-network controller equipment connection of at least one next stage, described at least one communication system of the schema management cell location in described at least one communication system is operated in master control Base Band Unit mode of operation.
10. a communication networking method is characterized in that, comprising:
Such as each described communication system of claim 1 to 7 and the non-network controller equipment connection of upper level, described at least one communication system of the schema management cell location in described at least one communication system is operated in the carrier frequency mode of operation with at least one.
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| CN201210081179.9A CN102857931B (en) | 2008-04-17 | 2008-04-17 | Base station system and communication networking method |
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| CN200810066807XA CN101272548B (en) | 2008-04-17 | 2008-04-17 | Base station system and communication networking method |
| CN201210081179.9A CN102857931B (en) | 2008-04-17 | 2008-04-17 | Base station system and communication networking method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2015042978A1 (en) * | 2013-09-30 | 2015-04-02 | 华为技术有限公司 | Network control method and control network element |
| WO2016041448A1 (en) * | 2014-09-16 | 2016-03-24 | 电信科学技术研究院 | Method and device for configuring operation mode of data forwarding device |
| CN109413765A (en) * | 2018-11-22 | 2019-03-01 | 广州开信通讯系统有限公司 | Extendible capacity formula access device and digital fiber compartment system, the dilatation switching method for utilizing it |
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| CN101820700B (en) * | 2009-02-26 | 2012-08-08 | 华为技术有限公司 | Method and device for identifying operating mode of base station, and base station |
| CN101835287A (en) * | 2009-03-12 | 2010-09-15 | 华为技术有限公司 | Method and device for realizing functions of dual-mode base station, and dual-mode base station equipment |
| CN102238592A (en) * | 2010-04-22 | 2011-11-09 | 大唐移动通信设备有限公司 | Disaster tolerance method for radio access network and base station |
| CN102316442A (en) * | 2011-09-14 | 2012-01-11 | 京信通信系统（中国）有限公司 | Remote radio unit (RRU) equipment intelligent starting method, and device and RRU system thereof |
| CN103813285B (en) * | 2012-11-14 | 2017-06-13 | 阳光凯讯(北京)科技有限公司 | A kind of Tetra Multi-Carrier basestations based on emergency mobile communication |
| CN102932827B (en) * | 2012-11-30 | 2015-09-16 | 深圳国人通信股份有限公司 | Repeater equipment and control method thereof |
| CN103281092B (en) * | 2013-06-20 | 2015-08-05 | 阳光凯讯(北京)科技有限公司 | A kind of modulating system and method realizing multi-mode intelligent soft base station |
| CN105072707A (en) * | 2015-07-24 | 2015-11-18 | 国家电网公司 | 230 MHz-based eBBU baseband processing unit |
| WO2018098787A1 (en) * | 2016-12-01 | 2018-06-07 | 华为技术有限公司 | Base station system |
| CN113055893B (en) * | 2019-12-26 | 2023-04-18 | 大唐移动通信设备有限公司 | Frequency band switching method and device, electronic equipment and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003284155A (en) * | 2002-03-27 | 2003-10-03 | Sharp Corp | Mobile communication apparatus |
| EP1670149A1 (en) * | 2004-12-13 | 2006-06-14 | Evolium S.A.S. | GSM/UMTS base station transceiver with variable bandwidth and combined antenna/receiver unit |
| CN100426897C (en) * | 2005-01-12 | 2008-10-15 | 华为技术有限公司 | Separated base station system and its networking method and baseband unit |
| CN100399842C (en) * | 2005-02-03 | 2008-07-02 | 芯通科技（成都）有限公司 | Middle-frequency transmission method and middle-frequency interface for base-station to realize radio-frequency zoom-out |
| CN100375550C (en) * | 2005-03-07 | 2008-03-12 | 大唐移动通信设备有限公司 | Base station system |
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2008
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015042978A1 (en) * | 2013-09-30 | 2015-04-02 | 华为技术有限公司 | Network control method and control network element |
| WO2016041448A1 (en) * | 2014-09-16 | 2016-03-24 | 电信科学技术研究院 | Method and device for configuring operation mode of data forwarding device |
| CN109413765A (en) * | 2018-11-22 | 2019-03-01 | 广州开信通讯系统有限公司 | Extendible capacity formula access device and digital fiber compartment system, the dilatation switching method for utilizing it |
| CN109413765B (en) * | 2018-11-22 | 2019-06-18 | 广州开信通讯系统有限公司 | Extendible capacity formula access device and digital fiber compartment system, the dilatation switching method for utilizing it |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102857931B (en) | 2015-08-19 |
| CN101272548B (en) | 2012-05-30 |
| CN101272548A (en) | 2008-09-24 |
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