CN105873242B - TD-LTE cluster integrated system - Google Patents
TD-LTE cluster integrated system Download PDFInfo
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- CN105873242B CN105873242B CN201510028222.9A CN201510028222A CN105873242B CN 105873242 B CN105873242 B CN 105873242B CN 201510028222 A CN201510028222 A CN 201510028222A CN 105873242 B CN105873242 B CN 105873242B
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- processing unit
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Abstract
The invention discloses a kind of TD-LTE cluster integrated system, which includes: dispatching communication module and radio frequency processing module；The dispatching communication module includes baseband processing unit, core net processing unit, switching control unit, crosspoint, baseband processing unit is connect by crosspoint by first network interface S1 with core net processing unit, switching control unit is connect by crosspoint by the second network interface with core net processing unit, baseband processing unit, core net processing unit, switching control unit and crosspoint are integrated in same machine frame, and the baseband processing unit in the machine frame is communicated with the radio frequency processing module outside the machine frame by optical fiber interface.The integrated system makes entire TD-LTE cluster carrying, conveniently moving, it is bulky to solve TD-LTE system, it has not been convenient to the problem of disposing.
Description
Technical field
The present invention relates to fields of communication technology, and in particular to a kind of TD-LTE cluster integrated system.
Background technique
It is based on 3GPP Long Term Evolution (Time Division Long Term Evolution, abbreviation TD-LTE)
New generation broadband mobile communication wireless access technology, compared with the wireless access technology of existing 2G, 3G mobile communication system, tool
There is the features such as transmission rate high, quality assurance of small, the high business of propagation delay time.In existing TD-LTE technology, increase cluster
The characteristic of business realizes that TD-LTE wideband digital trunked communication system is the developing direction of trunked communication system.
Wideband digital trunked communication system based on TD-LTE technology can not only support TD-LTE mobile communication system certainly
The various multimedia services of body, and basic trunked call service and Cluster Multimedia business can be provided.With TD-LTE
The continuous maturation of network technology is based on TD-LTE wideband multimedia cluster emergency system, can be used for commanding, speedily carry out rescue work, rescue, detecing
It examines, the application scenarios such as field work, live emergency command scheduling is provided.TD-LTE group system is made of multiple network elements, such as Fig. 1
Shown, network element includes: base station (evolved Node B, abbreviation eNB), core net (Evolved Packet Core
Network, abbreviation EPC), switching control center (Switch Control Center, abbreviation SCC) etc..For EPC, SCC etc.
Network element is realized by server or professional machine frame board, bulky；Usually in TD-LTE system, various network elements are with independent physics
Equipment exists, and is interconnected between network element by interchanger, and interconnecting interface networking is complicated；Existing equipment higher cost, system are huge
Greatly, it has not been convenient to dispose.
Summary of the invention
For the defects in the prior art, the present invention provides a kind of TD-LTE cluster integrated system, the system pass through by
Multiple network elements in TD-LTE cluster are integrated in same machine frame, it is bulky to solve TD-LTE system, it has not been convenient to deployment
Problem.
In a first aspect, the present invention provides a kind of TD-LTE cluster integrated system, comprising: dispatching communication module and radio frequency processing
Module；
The dispatching communication module includes baseband processing unit, core net processing unit, switching control unit, exchange list
Member, baseband processing unit are connect by crosspoint by first network interface S1 with core net processing unit, switching control unit
It is connect by crosspoint by the second network interface with core net processing unit, baseband processing unit, is handed over core net processing unit
It changes control unit and crosspoint is integrated in same machine frame；
The baseband processing unit in the machine frame is connect with the radio frequency processing module outside the machine frame by optical fiber
Port communications.
Optionally, the baseband processing unit, for transmitting/receiving wireless data, management radio resource and network side mobility pipe
Reason.
Optionally, the core net processing unit, access control, network side mobile management, net for network data
Network service bearer, authentication management and receives LTE clustered control at Internet resources control.
Optionally, the switching control unit, service access, business datum for LTE cluster exchange control and more matchmakers
The processing forward of volume data.
Optionally, the core net processing unit, the switching control unit are deployed in and are made of COM-E and crosspoint
Integrated circuit in.
As shown from the above technical solution, a kind of TD-LTE cluster integrated system provided by the invention, the system is by by TD-
Multiple network elements in LTE cluster are integrated in same machine frame, the radio frequency processing mould outside baseband processing unit and machine frame in machine frame
Block is communicated by optical fiber interface.The integrated system makes entire TD-LTE cluster carrying, conveniently moving, solves TD-LTE system body
Product is huge, it has not been convenient to the problem of disposing.
Detailed description of the invention
Fig. 1 is the structure chart of each network element in prior art TD-LTE cluster；
Fig. 2 is a kind of structural schematic diagram for TD-LTE cluster integrated system that one embodiment of the invention provides.
Specific embodiment
With reference to the accompanying drawing, the specific embodiment of invention is further described.Following embodiment is only used for more clear
Illustrate to Chu technical solution of the present invention, and not intended to limit the protection scope of the present invention.
Fig. 1 is the structure chart of each network element in prior art TD-LTE cluster, and as seen from Figure 1, TD-LTE cluster includes
Multiple network elements, specifically include: SSC, interchanger, eNB (radio frequency processing module (Remote Radio Unit, abbreviation RRU) and base
Tape handling module (Building Base band Unit, abbreviation BBU)), EPC, other network elements etc., above-mentioned various network elements are all
It is to be interconnected with the presence of individual physical equipment by switching equipment, causes equipment composition and networking complicated；It is existing
TD-LTE group construction higher cost, equipment are expensive；And existing TD-LTE cluster, it is mostly real by server or professional machine frame board
Existing, volume is big, is not suitable for demand of the market to small-sized convenient group system.
As a result, the embodiment of the invention provides a kind of TD-LTE cluster integrated system, which makes LTE cluster network element, example
If SCC, EPC, BBU, interchanger, RRU are highly integrated, carry cluster private network, is mobile more convenient.
Fig. 2 shows a kind of structural schematic diagrams of TD-LTE cluster integrated system provided in an embodiment of the present invention, such as Fig. 2 institute
Show, which includes: dispatching communication module 21 and radio frequency processing module 22；
The dispatching communication module 21 includes baseband processing unit 211, core net processing unit 212, switching control unit
213, crosspoint 214, baseband processing unit 211 are connect by crosspoint 214 by first network with core net processing unit 212
Mouth S1 connection, switching control unit 213 are connect by crosspoint 214 by the second network interface with core net processing unit 212,
Baseband processing unit 211, core net processing unit 212, switching control unit 213 and crosspoint 214 are integrated in same machine frame
In；
For example, which can customize, for example each unit in above-mentioned dispatching communication module is integrated in 1U machine frame
(45mm high x 443mm wide x 340mm is deep), inside include integrated board.
Above-mentioned first network interface is S1；Second network interface can be understood as the customized network interface of user, this hair
It is bright second network interface not to be limited specifically.
The radio frequency processing module 22 outside the baseband processing unit 211 and the machine frame in the machine frame passes through light
Fine interface IR communication.
Above system, by the way that the network element in dispatching communication module is integrated in same machine frame, carry the cluster private network,
Movement is more convenient, and small volume.
In dispatching communication module, baseband processing unit (BBU) is responsible for transmitting/receiving wireless data, management radio resource and net
The functions such as network sidesway mobility management, and communicated with radio frequency processing module by optical fiber interface IR.
In dispatching communication module, the core net processing unit (EPC) is responsible for access control, the network of network data
Sidesway mobility management, Internet resources control, authentication management and receives LTE clustered control at network service carrying.
In dispatching communication module, the switching control unit (SCC) is responsible for service access, the business datum of LTE cluster
The processing forward etc. of exchange control and multi-medium data.
In dispatching communication module, crosspoint realizes that network element interconnection, baseband processing unit (BBU), core net processing are single
Member (EPC), switching control unit (SCC) processing unit carry out hardware connection by inner exchanging, and each network element communication directly passes through
Inside realization, no external physical connection.For example, can be real by integrating the inner exchanging in board between above-mentioned each network element
Existing, the present embodiment does not limit the implementation.
Above-mentioned baseband processing unit (BBU) can realize by dedicated integrated circuit, the embodiment of the present invention not to this into
Row is described in detail.
In dispatching communication module, core net processing unit (EPC), switching control unit (SCC) processing unit are deployed to
In the integrated circuit be made of COM-E and crosspoint.
After dispatching communication module (SCC, EPC, BBU, exchange) is integrated in above system, keep networking more succinct, without external object
Connection is managed, and after the dispatching communication module is integrated, it is cheaper that cost is separately configured relative to each network element of existing cluster.
Dispatching communication module and radio frequency processing module (RRU) can also be integrated into customization aviation case by above system, side
Just mobile deployment.
Above-mentioned dispatching communication module is responsible for colony dispatching and communication infrastructure supports function, and RF processing unit is responsible for channel radio
Telecommunication function.
The performance indicator of above-mentioned integrated system is as follows:
Working frequency range: 1.4GHz or 1.8GHz working frequency range is supported
System bandwidth: 5MHz, 10MHz, 20MHz bandwidth varying are supported
Peak rate: 20M bandwidth, uplink 42.6Mbps, downlink 51Mbps when uplink and downlink matches 3:1；Uplink when matching 2:2
28.4Mbps, downlink 80Mbps
Bicycle covering: urban district 1km, rural area 3km
Bicycle capacity: group exhales capacity >=200 group, online user number >=1200
Time Delay of Systems: group exhales settling time < 300ms, the right to apply for words time < 200ms, video intercommunication end-to-end time delay < 1s
Terminal speed per hour: support that terminal maximum is 350 kilometers/hour mobile
Total volume: 622X355X609mm；
Gross mass: 36kg
In specification of the invention, numerous specific details are set forth.It is to be appreciated, however, that the embodiment of the present invention can be with
It practices without these specific details.In some instances, well known method, structure and skill is not been shown in detail
Art, so as not to obscure the understanding of this specification.
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 (3)
1. a kind of TD-LTE cluster integrated system characterized by comprising dispatching communication module and radio frequency processing module；
The dispatching communication module includes baseband processing unit, core net processing unit, switching control unit, crosspoint, base
Tape handling unit is connect by crosspoint by first network interface S1 with core net processing unit, switching control unit and core
Net processing unit is connected by crosspoint by the second network interface, baseband processing unit, core net processing unit, exchange control
Unit and crosspoint are integrated in same machine frame；
The radio frequency processing module outside the baseband processing unit and the machine frame in the machine frame is logical by optical fiber interface
Letter；
The core net processing unit, for network data access control, network side mobile management, network service carrying,
Internet resources control and receives LTE clustered control at authentication management；
The switching control unit, service access, business datum for LTE cluster exchange control and the processing of multi-medium data
Forwarding.
2. system according to claim 1, which is characterized in that the baseband processing unit, for transmitting/receiving wireless data, pipe
Manage radio resource and network side mobile management.
3. system according to claim 1, which is characterized in that the core net processing unit, the switching control unit
It is deployed in the integrated circuit being made of COM-E and crosspoint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510028222.9A CN105873242B (en) | 2015-01-20 | 2015-01-20 | TD-LTE cluster integrated system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510028222.9A CN105873242B (en) | 2015-01-20 | 2015-01-20 | TD-LTE cluster integrated system |
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| Publication Number | Publication Date |
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| CN105873242A CN105873242A (en) | 2016-08-17 |
| CN105873242B true CN105873242B (en) | 2019-09-06 |
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| CN201510028222.9A Expired - Fee Related CN105873242B (en) | 2015-01-20 | 2015-01-20 | TD-LTE cluster integrated system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102917476A (en) * | 2012-10-15 | 2013-02-06 | 大唐移动通信设备有限公司 | Integrated base station system |
| CN103369739A (en) * | 2012-04-10 | 2013-10-23 | 鼎桥通信技术有限公司 | LTE (Long Term Evolution) network equipment |
| CN103476150A (en) * | 2013-08-23 | 2013-12-25 | 北京创毅讯联科技股份有限公司 | Integrated base station |
| CN103501500A (en) * | 2013-09-13 | 2014-01-08 | 北京创毅讯联科技股份有限公司 | Return system and method based on integrated base station and modulation-demodulation type user equipment |
| CN103686725A (en) * | 2012-09-26 | 2014-03-26 | 成都鼎桥通信技术有限公司 | User data management method, user data management equipment and user data management system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8249553B2 (en) * | 2008-03-04 | 2012-08-21 | Alcatel Lucent | System and method for securing a base station using SIM cards |
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2015
- 2015-01-20 CN CN201510028222.9A patent/CN105873242B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103369739A (en) * | 2012-04-10 | 2013-10-23 | 鼎桥通信技术有限公司 | LTE (Long Term Evolution) network equipment |
| CN103686725A (en) * | 2012-09-26 | 2014-03-26 | 成都鼎桥通信技术有限公司 | User data management method, user data management equipment and user data management system |
| CN102917476A (en) * | 2012-10-15 | 2013-02-06 | 大唐移动通信设备有限公司 | Integrated base station system |
| CN103476150A (en) * | 2013-08-23 | 2013-12-25 | 北京创毅讯联科技股份有限公司 | Integrated base station |
| CN103501500A (en) * | 2013-09-13 | 2014-01-08 | 北京创毅讯联科技股份有限公司 | Return system and method based on integrated base station and modulation-demodulation type user equipment |
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| CN105873242A (en) | 2016-08-17 |
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