CN102858027B - Wireless communication system under DCC (distributed cloud computing) architecture and service data intercommunication method thereof - Google Patents
Wireless communication system under DCC (distributed cloud computing) architecture and service data intercommunication method thereof Download PDFInfo
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- CN102858027B CN102858027B CN201110182285.1A CN201110182285A CN102858027B CN 102858027 B CN102858027 B CN 102858027B CN 201110182285 A CN201110182285 A CN 201110182285A CN 102858027 B CN102858027 B CN 102858027B
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- 238000000034 method Methods 0.000 title claims abstract description 28
- 230000005540 biological transmission Effects 0.000 claims abstract description 66
- 230000004044 response Effects 0.000 claims abstract description 14
- 230000004913 activation Effects 0.000 claims description 3
- 238000005538 encapsulation Methods 0.000 claims 1
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- 238000010586 diagram Methods 0.000 description 10
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- 238000005516 engineering process Methods 0.000 description 2
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/60—Subscription-based services using application servers or record carriers, e.g. SIM application toolkits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/02—Traffic management, e.g. flow control or congestion control
- H04W28/06—Optimizing the usage of the radio link, e.g. header compression, information sizing, discarding information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
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Abstract
The invention relates to a wireless communication system under a DCC (distributed cloud computing) architecture and a service data intercommunication method thereof. The system comprises a base station controller, an exchange network and service clouds. The method includes: the base station controller packages a received control authorization application sent by a user into a control exchange application and sends the control exchange application to the exchange network; the exchange network performs service cloud locating, sends a service use application to each located service cloud, computes a transmission path from each service cloud to the base station controller, establishes a corresponding data transmission link after receiving a service use response of each service cloud, and returns an index of each established data transmission link to the base station controller; and the base station controller activates the data transmission links and informs the user to start to transmit service data. By the aid of the wireless communication system and the service data intercommunication method, service access quality of the wireless communication system is improved, and access bandwidth use of the wireless communication system is widened.
Description
Technical field
The present invention relates to the communications field, more particularly to a kind of DCC (Distributed Cloud Computing, it is distributed
Cloud computing) wireless communication system under framework and its service data interoperability methods.
Background technology
Cloud computing is distributed treatment (Distributed Computing, DC), parallel processing (Parallel
Computing, PC) and grid computing (Grid Computing, GC) development condensation products.Because cloud computing can provide reality
Service under Shi Xingqiang, the service of content magnanimity and information, therefore cloud computing framework from terminal to service cloud, between each cloud layer
Data transfer is most important.Additionally, cloud computing framework is progressively expanded to traditional also from original simple computer network
Wireless communication field, directly impacts the transmission integration capability of traditional wireless communication system.
Traditional wireless communication system is mainly by base station (Base station, BS), base station controller (Base Station
Controller, BSC) and core net (Core Network, CN) composition, wherein base station is cordless communication network important composition portion
Point, the regional of cordless communication network is distributed in, wide coverage, data volume is big.Additionally, radio communication is not due to receiving space
Region and the restriction of transmission range, motility is also excellent compared with computer network.These features are cloud computing framework in conventional wireless
Implement to have established preferable hardware platform in the communications field.
As shown in figure 1, being the communication mode schematic diagram of traditional wireless communication system, it substantially adopts point-to-point clothes
Business, the service data of user must be delivered to core net from base station side through base station controller.Data exchange is completed in core net
Afterwards, again pass by base station controller and be delivered to purpose base station side, so far user data can just complete transmission interaction.This is transmitted across
Journey spans multiple communication equipments, takes the system resource (including bandwidth, time and flow) of many places.This causes base station side to it
The response of his user slows down, if directly whole cloud computing net can be reduced using the communication mode of traditional cordless communication network
The service ability of network.
By foregoing description as can be seen that traditional data transfer mode can not well support data volume and number of users all
Huge system for cloud computing framework.Therefore need one kind can quickly, service data transfer intercommunication between safety and comprehensive base station
Method.
The content of the invention
It is an object of the present invention to provide the wireless communication system and its service data interoperability methods under a kind of DCC frameworks, with
Improve service cut-in quality and the utilization of access bandwidth of wireless communication system.
The invention provides a kind of service data interoperability methods of the wireless communication system under DCC frameworks,
When base station controller receives the control authorized application of user's transmission, above-mentioned control authorized application is packaged into into control
Application is exchanged, switching network is sent to；
Switching network exchanges application according to the control for receiving, and carries out service cloud positioning, and sends to each service cloud for navigating to
Service request for utilization, while calculating above-mentioned each service cloud to the transmission path of above-mentioned base station controller；
Above-mentioned switching network receives the service of above-mentioned each service cloud and uses after response, according to above-mentioned each service cloud to above-mentioned base station
The transmission path of controller, sets up corresponding data transmission link, and the index of the data transmission link of foundation is returned to
State base station controller；
Above-mentioned base station controller is received after above-mentioned index, activates above-mentioned data transmission link, and notifies that user starts transmission
Service data, after receiving the service data of user, is sent to above-mentioned service data accordingly by corresponding data transmission link
Service cloud.
Preferably,
Above-mentioned control authorized application carry Customs Assigned Number, device numbering, service-number, service time, communication identifier with
And COS.
Preferably, above-mentioned transmission path is most short transmission path.
Preferably,
Above-mentioned base station controller will control authorized application and be packaged into before control exchange application, also perform following operation：
According to the COS that above-mentioned control authorized application is carried, judge whether current service is cloud service, if so, then hold
Row is above-mentioned to be packaged into control exchange application step by control authorized application；Otherwise, manage according to normal wireless communication services.
Preferably,
It is above-mentioned will control authorized application be packaged into control exchange application step be specially：
For above-mentioned control authorized application addition service request time, the identiflication number of current base station controller, physical geographical
Information, service quality, transmission path mark and service standard；
Above-mentioned control authorized application is packaged into into the message format that control exchanges application.
Preferably,
Above-mentioned switching network before service cloud positioning is carried out, always according to above-mentioned control exchange application in carry Customs Assigned Number and
Device numbering conducts interviews authority checking.
Preferably,
Above-mentioned switching network exchanges COS, service standard and the service quality carried in application according to above-mentioned control and enters
Row service cloud is positioned.
Preferably,
Above-mentioned service cloud is received after service request for utilization, distributes corresponding cloud service resource and authorized user's access rights, so
Return afterwards to service to use and respond to above-mentioned switching network.
Preferably,
Said method also includes, in advance by predetermined number IQ (modulating baseband) numbers in the frame structure of bottom host-host protocol
Cloud data block is defined as according to block.
Preferably,
Said method also includes, above-mentioned cloud data block is divided into into several fritters.
Invention further provides the wireless communication system under a kind of DCC frameworks, including base station controller, switching network,
Above-mentioned base station controller, for when the control authorized application of user's transmission is received, by above-mentioned control mandate Shen
Please be packaged into control and exchange application, be sent to above-mentioned switching network；Or for after the index that above-mentioned switching network is returned is received, swashing
The corresponding data transmission link of work, and notify that user starts transferring service data, and after the service data for receiving user, lead to
Cross corresponding data transmission link and above-mentioned service data is sent to into corresponding service cloud；
Above-mentioned switching network, for exchanging application according to the control for receiving, carries out service cloud positioning, and to each clothes for navigating to
Business cloud sends service request for utilization, and calculates above-mentioned each service cloud to the transmission path of above-mentioned base station controller；Or be used for
After the service for receiving each service cloud uses response, according to above-mentioned each service cloud to the transmission path of above-mentioned base station controller, build
Corresponding data transmission link is found, and the index of the data transmission link of foundation is returned to into above-mentioned base station controller.
Preferably,
Said system also includes service cloud, for after service request for utilization is received, distributing corresponding cloud service resource simultaneously
Authorized user's access rights, the service of return is used and responds to above-mentioned switching network.
Preferably,
Above-mentioned base station controller, is additionally operable to the COS carried according to above-mentioned control authorized application, judges current service
Whether be cloud service, and for above-mentioned control authorized application addition the service request time, the identiflication number of current base station controller,
Physical geographical information, service quality, transmission path mark and service standard, are packaged into above-mentioned control authorized application control and hand over
Change the message format of application；
Above-mentioned switching network, is additionally operable to before service cloud positioning is carried out, and the user carried in application is exchanged according to above-mentioned control
Numbering and device numbering conduct interviews authority checking.
The present invention resolves into control access layer and Service Transport Layer by the way that user is accessed, and in user cloud computing service is started
When access, service path positioning and link establishment and activation are first carried out, service data transmission is carried out afterwards；With prior art
Compare so that service data bandwidth expansion, and access time delay is shortened, save user's access time delay and Radio Resource
Waste, improve service cut-in quality and access bandwidth utilize.
Description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the present invention, this
Bright schematic description and description does not constitute inappropriate limitation of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is the communication mode schematic diagram of traditional wireless communication system；
Fig. 2 is the flow process of the service data interoperability methods preferred embodiment of the wireless communication system under DCC frameworks of the present invention
Figure；
Fig. 3 is the frame structure schematic diagram of the bottom host-host protocol definition that wireless communication system shown in Fig. 1 is used；
Fig. 4 is the schematic diagram of the frame structure embodiment one of the bottom host-host protocol definition that the present invention is used；
Fig. 5 is the schematic diagram of the frame structure embodiment two of the bottom host-host protocol definition that the present invention is used；
Fig. 6 is the theory diagram of the wireless communication system preferred embodiment under DCC frameworks of the present invention.
Specific embodiment
In order that the technical problem to be solved, technical scheme and beneficial effect are clearer, clear, below tie
Drawings and Examples are closed, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used
To explain the present invention, it is not intended to limit the present invention.
As shown in Fig. 2 being the service data interoperability methods preferred embodiment of the wireless communication system under DCC frameworks of the present invention
Flow chart, the present embodiment specifically includes following steps：
Step S001：Base station controller receives the control authorized application of user；
Above-mentioned control authorized application carry Customs Assigned Number, device numbering, service-number, service time, communication identifier with
And COS.
Step S002：According to the COS that above-mentioned control authorized application is carried, judge whether current service is cloud service,
If so, then execution step S003；Otherwise, above-mentioned control authorized application is managed according to normal wireless communication services；
Because the processing procedure for for current service not being cloud service is well known by persons skilled in the art, therefore Fig. 2 is planted only
Show that current service is the flow process of cloud service.
Step S003：Above-mentioned control authorized application is packaged into into control and exchanges application；
This step is specially：For the identification that service request time, current base station controller are added in above-mentioned control authorized application
Numbering, physical geographical information, service quality, transmission path mark and service standard；Above-mentioned control authorized application is packaged into
Control exchanges the message format of application.
Step S004：Above-mentioned control exchange application is sent to into switching network；
Step S005：Switching network exchanges the Customs Assigned Number and device numbering carried in application according to the control for receiving, and carries out
Access mandate is verified；
In this step, if authentication failed, to base station controller respond application failure response, base station controller again response to
User.
Step S006：Exchange COS, service standard and the service quality carried in application according to above-mentioned control to enter
Row service cloud is positioned；
If user only needs to access a service cloud, this step then navigates to a service cloud.
Step S007：Service request for utilization is sent respectively to each service cloud for navigating to, while calculating each service cloud respectively
To the most short transmission path of base station controller；
Step S008：Service cloud is received after service request for utilization, distributes corresponding cloud service resource and authorized user's access right
Limit；
Step S009：The service of return is used and responds to institute's switching network；
Step S010：Switching network receives the service of each service cloud return and uses after response, according to above-mentioned calculated phase
Answer service cloud to the most short transmission path of base station controller, set up corresponding data transmission link；
In this step, switching network is needed according to service quality allocation of transmission resources, as shown in figure 3, wireless communication system makes
The frame structure schematic diagram of bottom host-host protocol definition, in figure, Down Link represent downlink transmission path, and Up Link are represented
Uplink transmission path, TS0 represents business time-slot 0, and DwPts represents descending pilot frequency time slot, and GP represents protection time slot, and UpPts is represented
Uplink pilot time slot, Ts1-Ts6 represents that business time-slot 1-6, IQ represent that modulating baseband data, C＆M represent operation maintenance data, should
Transmission bandwidth is secured in frame structure, be unfavorable for between base station between across a network many base stations data transfer.Therefore in the present invention, will
Predetermined number I/Q data block in frame structure shown in Fig. 3 is defined as cloud data (Cloud) block, as shown in figure 4, the present invention makes
The schematic diagram of the frame structure embodiment one of bottom host-host protocol definition, in the present embodiment, by its in five I/Q data blocks
In 4 be defined as cloud data block, cloud data support cloud service data, are completed to transmit bottom according to service quality and COS
Distribution and switching, cloud service data block also supports the network output transmission of wireless communication system shown in Fig. 1 simultaneously.
In other embodiments, according to the number of service cloud, cloud data block can also be divided into multiple little cloud data
Block, as shown in figure 5, the schematic diagram of the frame structure embodiment two of bottom host-host protocol definition that the present invention is used, the present embodiment is
Each big cloud data block in Fig. 4 is divided into into 3 little cloud data blocks, so, system can just support multiple service clouds
Access and transmission.
Step S011：The index of the data transmission link of above-mentioned foundation and control are exchanged into response and returns to base station control together
Device processed；
Step S012：Base station controller receives control and exchanges after response, according to above-mentioned index, activates corresponding data transfer
Link；
Step S013：Control authorization response is returned, notifies that user starts transferring service data；
Step S014：Receive the service data of user；
Step S015：Above-mentioned service data is sent to by corresponding service cloud by corresponding data transmission link.
As shown in fig. 6, be the theory diagram of the wireless communication system preferred embodiment under DCC frameworks of the present invention, this enforcement
Example includes base station controller 01, switching network 02 and service cloud 03,
Base station controller 01, for when the control authorized application of user's transmission is received, according to above-mentioned control mandate Shen
The COS that please be carried, judges whether current service is cloud service, and adds service request for above-mentioned control authorized application
Time, the identiflication number of current base station controller, physical geographical information, service quality, transmission path mark and service standard,
Above-mentioned control authorized application is packaged into into the message format that control exchanges application, switching network 02 is sent to；Or for receiving
After the index that switching network 02 is returned, corresponding data transmission link is activated, and return control authorization response to user, notify user
Start transferring service data, and after the service data for receiving user, by corresponding data transmission link by above-mentioned service
Data is activation is to corresponding service cloud 03；
Switching network 02, the Customs Assigned Number and device numbering for exchanging carrying in application according to the control for receiving conducts interviews
Authority checking, carries out service cloud positioning, and sends service request for utilization to each service cloud 03 for navigating to, and calculates above-mentioned each
Most short transmission path of the service cloud 03 to base station controller 01；Or for using response in the service for receiving each service cloud 03
Afterwards, according to the most short transmission path of above-mentioned each service cloud 03 to base station controller 01, corresponding data transmission link is set up, and will
The index of the data transmission link of foundation returns to base station controller 01；
Service cloud 03, for after service request for utilization is received, distributing corresponding cloud service resource and authorized user's access
Authority, the service of return is used and responds to switching network.
Described above illustrates and describes the preferred embodiments of the present invention, but as previously mentioned, it should be understood that the present invention is not
Form disclosed herein is confined to, the exclusion to other embodiment is not to be taken as, and can be used for various other combinations, modification
And environment, and can be carried out by the technology or knowledge of above-mentioned teaching or association area in invention contemplated scope described herein
Change.And change that those skilled in the art are carried out and change be without departing from the spirit and scope of the present invention, then all should be in institute of the present invention
In attached scope of the claims.
Claims (13)
1. service data interoperability methods of the wireless communication system under a kind of distributed cloud computing DCC frameworks, it is characterised in that
When base station controller receives the control authorized application of user's transmission, the control authorized application is packaged into into control and is exchanged
Application, is sent to switching network；
Switching network exchanges application according to the control for receiving, and carries out service cloud positioning, and sends service to each service cloud for navigating to
Request for utilization, while calculating each service cloud to the transmission path of the base station controller；
The switching network receives the service of each service cloud and uses after response, is controlled to the base station according to each service cloud
The transmission path of device, sets up corresponding data transmission link, and the index of the data transmission link of foundation is returned to into the base
Station control；
The base station controller is received after the index, activates the data transmission link, and notifies that user starts transmission service
Data, after receiving the service data of user, corresponding clothes are sent to by corresponding data transmission link by the service data
Business cloud.
2. method according to claim 1, it is characterised in that the control authorized application carries Customs Assigned Number, equipment
Numbering, service-number, service time, communication identifier and COS.
3. method according to claim 1 and 2, it is characterised in that the transmission path is most short transmission path.
4. method according to claim 1 and 2, it is characterised in that the base station controller will control authorized application encapsulation
Exchange before application into control, also perform following operation：
According to the COS that the control authorized application is carried, judge whether current service is cloud service, if so, then perform institute
State that control authorized application is packaged into control and is exchanged and apply for step；Otherwise, manage according to normal wireless communication services.
5. method according to claim 1, it is characterised in that described that control authorized application is packaged into control and exchanges application
Step is specially：
For it is described control authorized application addition the service request time, the identiflication number of current base station controller, physical geographical information,
Service quality, transmission path mark and service standard；
The control authorized application is packaged into into the message format that control exchanges application.
6. method according to claim 1 and 2, it is characterised in that the switching network goes back root before service cloud positioning is carried out
The Customs Assigned Number that carries in application is exchanged according to the control and device numbering conducts interviews authority checking.
7. method according to claim 1 and 2, it is characterised in that the switching network is exchanged in application according to the control
The COS of carrying, service standard and service quality carry out service cloud positioning.
8. method according to claim 1 and 2, it is characterised in that the service cloud is received after service request for utilization, distribution
Corresponding cloud service resource and authorized user's access rights, are then back to service use and respond to the switching network.
9. method according to claim 1, it is characterised in that methods described also includes, in advance by bottom host-host protocol
Predetermined number modulating baseband I/Q data block in frame structure is defined as cloud data block.
10. method according to claim 9, it is characterised in that methods described also includes, the cloud data block is divided into
Several fritters.
Wireless communication system under a kind of 11. DCC frameworks, including base station controller, switching network, it is characterised in that
The base station controller, for when the control authorized application of user's transmission is received, by the control authorized application envelope
Dress up control and exchange application, be sent to the switching network；With for after the index that the switching network is returned is received, activation to be corresponding
Data transmission link, and notify that user starts transferring service data, and after the service data for receiving user, by corresponding
Data transmission link the service data is sent to into corresponding service cloud；
The switching network, for exchanging application according to the control for receiving, carries out service cloud positioning, and to each service cloud for navigating to
Service request for utilization is sent, and calculates each service cloud to the transmission path of the base station controller；With for receiving
After the service of each service cloud is using response, according to the transmission path of each service cloud to the base station controller, set up corresponding
Data transmission link, and the index of the data transmission link of foundation is returned to into the base station controller.
12. systems according to claim 11, it is characterised in that the system also includes service cloud, for receiving clothes
It is engaged in after request for utilization, distributes corresponding cloud service resource and authorized user's access rights, the service of return is used and responds to the friendship
Draping.
13. systems according to claim 11 or 12, it is characterised in that
The base station controller, is additionally operable to the COS carried according to the control authorized application, whether judges current service
It is cloud service, and adds service request time, the identiflication number of current base station controller, physics for the control authorized application
Geography information, service quality, transmission path mark and service standard, are packaged into the control authorized application control and exchange Shen
Message format please；
The switching network, is additionally operable to before service cloud positioning is carried out, and the Customs Assigned Number carried in application is exchanged according to the control
And device numbering conducts interviews authority checking.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110182285.1A CN102858027B (en) | 2011-06-30 | 2011-06-30 | Wireless communication system under DCC (distributed cloud computing) architecture and service data intercommunication method thereof |
| PCT/CN2011/079817 WO2012151829A1 (en) | 2011-06-30 | 2011-09-19 | Wireless communication system and service data interworking method under distributed cloud computing (dcc) architecture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201110182285.1A CN102858027B (en) | 2011-06-30 | 2011-06-30 | Wireless communication system under DCC (distributed cloud computing) architecture and service data intercommunication method thereof |
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| CN102858027A CN102858027A (en) | 2013-01-02 |
| CN102858027B true CN102858027B (en) | 2017-05-10 |
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| US6529497B1 (en) * | 1998-04-30 | 2003-03-04 | Telefonaktiebolaget Lm Ericsson (Publ) | Channel allocation and release for packet data services |
| CN101741902B (en) * | 2009-11-24 | 2012-09-05 | 候万春 | System and method for Internet terminal to quickly access to Internet server |
| CN101938416B (en) * | 2010-09-01 | 2012-08-08 | 华南理工大学 | Cloud computing resource scheduling method based on dynamic reconfiguration virtual resources |
| CN101958805B (en) * | 2010-09-26 | 2014-12-10 | 中兴通讯股份有限公司 | Terminal access and management method and system in cloud computing |
| CN101969475A (en) * | 2010-11-15 | 2011-02-09 | 张军 | Business data controllable distribution and fusion application system based on cloud computing |
| CN101977242A (en) * | 2010-11-16 | 2011-02-16 | 西安电子科技大学 | Layered distributed cloud computing architecture and service delivery method |
| CN101997924A (en) * | 2010-11-22 | 2011-03-30 | 杨文军 | Cloud storage file transfer protocol (CFTP) |
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| WO2012151829A1 (en) | 2012-11-15 |
| CN102858027A (en) | 2013-01-02 |
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