CN105610829A - 5G network system architecture and data transmission method based on content center network - Google Patents
5G network system architecture and data transmission method based on content center network Download PDFInfo
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- CN105610829A CN105610829A CN201511018340.8A CN201511018340A CN105610829A CN 105610829 A CN105610829 A CN 105610829A CN 201511018340 A CN201511018340 A CN 201511018340A CN 105610829 A CN105610829 A CN 105610829A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/16—Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
- H04L69/161—Implementation details of TCP/IP or UDP/IP stack architecture; Specification of modified or new header fields
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/30—Definitions, standards or architectural aspects of layered protocol stacks
- H04L69/32—Architecture of open systems interconnection [OSI] 7-layer type protocol stacks, e.g. the interfaces between the data link level and the physical level
- H04L69/322—Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions
- H04L69/325—Intralayer communication protocols among peer entities or protocol data unit [PDU] definitions in the network layer [OSI layer 3], e.g. X.25
Abstract
The invention discloses a 5G network system architecture based on a content center network. The architecture comprises an application layer, a network layer, a data link layer and a physical layer. The application layer adopts a protocol the same to the original grouped data communication mode based on a TCP/IP protocol in the existing 5G network; the network layer adopts a network protocol taking a content as a center so as to form the content center network; and the data coming from the application layer are encapsulated, are transmitted to the network layer, are processed through a content center network protocol in the network layer and further are forwarded through the physical layer. On the basis of the original grouped data communication mode based on the TCP/IP protocol, the network architecture can provide better user service through changing the network layer in the network architecture. According to the architecture of the invention, the end-to-end transmission delay of the network can be reduced; moreover, the mobile communication reliability is improved; and the development demand of the further 5G network can be satisfied.
Description
Technical field
The invention belongs to architectures of communication networks design field, especially for current based on ICP/IP protocol block data communication pattern4G network exist deficiency and the vision of 5G network.
Background technology
Mobile communication, since being born the eighties in 20th century, through the explosive growth of three more than ten years, having become and has connected mankind societyThe Back ground Information network of meeting. The development of mobile communication has not only changed people's life style deeply, and has become promotion stateThe important engine of people's economic development, lifting Social Informatization Level. Along with 4G enters scale commercial stage, towards the year two thousand twentyAnd the 5th following third-generation mobile communication (5G) has become global development focus. 5G will meet people's superelevation flux density, superelevationThe demand of linking number density, ultrahigh-mobility, can provide HD video, virtual reality, augmented reality, cloud table for userThe ultimate attainment business experience such as face, game on line. Meanwhile, 5G will be penetrated into the fields such as Internet of Things, with industrial plants, Medical Instruments,Vehicles even depth merges, round Realization " all things on earth is interconnected ", the information of the vertical industries such as effectively satisfied industry, medical treatment, trafficChanging service needs. Therefore, 5G core net need to be supported the miscellaneous service of low time delay, large capacity and two-forty, and can be moreRealize efficiently the layout function as required to differentiated service demand.
The requirements proposing in order to tackle 5G network, content center network is mutual as a kind of novel future of data-oriented contentNetworking architectural framework, proposes in the VanJacobson by Palo Alto research institute of Xerox (PARC) in 2009. With TCP/IPNetwork is different, and content center network, centered by content, relies on named data to transmit in network, and no longer closesNote user's address information. Content center network has changed original encapsulating structure and addressing system, message packet header no longer withIP address is as mark, but replaces with content name. Its communication process is driven by data requester, by exchange InterestBag and Data wrap to realize, and wherein Interest bag is content requests bag, and Data bag is content-data bag. Content center networkSecurity is directly embedded among the architectural framework of content center network, content center network is to be based upon content-based peaceComplete is conceptive. All contents are carried out certifying digital signature, and individual's also encrypted protection of content, is direct from data sourceObtain content trusty.
In sum, content center network is applicable to applying among the communication environment of following 5G network more.
Summary of the invention
The present invention proposes this new network framework of content center network for following 5G mobile communication environment, designed onePlant 5G network system architecture and the end-to-end data transmission method of corresponding network of content-based central site network. Arrive in reduction network-sideWhen end propagation delay time, improve the reliability of mobile communication, to meet the growth requirement of following 5G network.
In order to solve the problems of the technologies described above, the 5G network system architecture of a kind of content-based central site network that the present invention proposes, bagDraw together application layer, Internet and physical layer, described application layer adopts the agreement based on ICP/IP protocol block data communication pattern;Thereby described Internet adopts the procotol centered by content to form content center network; Data are from described application layer warpAfter crossing encapsulation, enter into content center network, final, forward through physical layer.
The data transmission method that the 5G system architecture that employing the present invention is based on content center network realizes network end-to-end is to work as useWhen family sends the Interest request of a certain content of application, data transmission procedure is as follows:
Step 1, the content name that this Interest is asked are encapsulated in Interest bag, and are forwarded in content center network;
When router in step 2, network is received Interest bag, according to the forwarding strategy of the procotol centered by contentAnd this Interest request of work flow process;
If this Interest request of step 3 is not identical with request before, this Interest is asked to corresponding InterestBag is forwarded to data source place by Ethernet or other connected modes;
Step 4, data source are encapsulated into corresponding content in Data bag, and Data are wrapped according to Interest Bao Laishi roadJing Yuan road returns to user.
Further, taking the communication protocol stack between MME and S-GW in 4G network as example, between MME and S-GWData transmission procedure as follows:
Step 1, MME are encapsulated in the content name of signaling in Interest bag, are forwarded in content center network, and wait forS-GW response;
When router in step 2, network is received this Interest bag, according to the forwarding strategy of the procotol with content centerAnd workflow, process, forward this Interest request;
If this Interest request of step 3 is not identical with packet request before, this Interest bag is connected by networkConnect method (Ethernet or other connected modes) and be forwarded to S-GW place;
Step 4, S-GW are encapsulated into corresponding signaling in Data bag, and path when Data bag is come according to Interest bagFormer road returns to MME.
Compared with prior art, the invention has the beneficial effects as follows:
Network system framework of the present invention is on original basis based on ICP/IP protocol block data communication pattern, by InternetAgreement adopts content center procotol, enables to provide better user's service.
Brief description of the drawings
Fig. 1 is the 5G framework Data Transport Protocol hierarchical diagram of the present invention about content-based central site network;
Fig. 2 is the 5G framework communication process of the present invention about content-based central site network.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, technical solution of the present invention is described in further detail described concrete enforcementExample only explains the present invention, not in order to limit the present invention.
Mentality of designing of the present invention is: on original basis based on ICP/IP protocol block data communication pattern, by changingInternet in the network architecture, enables to provide better user's service. Described method is on the basis of legacy network frameworkAdopt content center procotol.
The 5G network system architecture of a kind of content-based central site network that the present invention proposes, comprises four parts, i.e. application layer, netNetwork layer, data link layer and physical layer, wherein, application layer, data link layer and physical layer adopt and existing 5G network Central PlainsHave based on the identical agreement of ICP/IP protocol block data communication pattern, described Internet adopts the network centered by contentThereby agreement forms content center network; Data enter Internet from described application layer and after encapsulating, in InternetAdopt content center procotol, the stepping of going forward side by side is crossed physical layer and is forwarded. Thereby divide into groups based on ICP/IP protocol originalOn the basis of data communication mode, by changing the Internet in the network architecture, enable to provide better user's service, figure1 shows the 5G framework Data Transport Protocol hierarchical diagram of content-based central site network, wherein please from the data of application layerAsk by data encapsulation layer protocol and be encapsulated, further carry out the processing of packet through content center procotol, lastBy internet, package forward is gone out.
The data transmission procedure of main explanation the 5th third-generation mobile communication (5G) Internet in the present invention, data are at application layer, numberTransmitting procedure and transmitting procedure according to link layer and physical layer are consistent. In the time that user sends the request of a certain content of application,Data transmission procedure as shown in Figure 2. First the content name of request is encapsulated in Interest bag, is forwarded to content center netIn network; When router in network is received Interest bag, according to the forwarding strategy of the procotol centered by content and workMake flow process and further process this Interest request. If this Interest request is not identical with request before, by this InterestBag is forwarded to data source place by Ethernet or other connected modes. Data source is encapsulated into corresponding content in Data bag, andPath Yuan Lu when Data bag is come according to Interest bag returns to user.
Below by taking the communication protocol stack between MME and S-GW in 4G network as example, content-based central site network is describedThe process that realizes transfer of data between MME and S-GW in the 5G network architecture is as follows:
Step 1, MME are encapsulated in the content name of signaling in Interest bag, are forwarded in content center network, and wait forS-GW response;
When router in step 2, network is received this Interest bag, according to the forwarding strategy of the procotol with content centerAnd workflow, process, forward this Interest request;
If this Interest request of step 3 is not identical with packet request before, this Interest bag is connected by networkConnect method (Ethernet or other connected modes) and be forwarded to S-GW place;
Step 4, S-GW are encapsulated into corresponding signaling in Data bag, and path when Data bag is come according to Interest bagFormer road returns to MME.
Experimental example:
This experiment is to be deployed on a high-performance computer, and wherein core calculations parts CPU adopts Intel (R)Core (TM) i5-3470CPU3.20GHz, each CPU comprises 4 cores, internal memory adopts DDR34GB frequency1600MHz, operating system adopts 32-bit Windows 7.
First, on this high-performance computer, build the experiment simulation platform ndnSIM2.0 of the content center network based on NS-3,And utilize ndnSIM2.0 to test. Experimental result shows, 5G (5G) framework and the 4G network of content-based central site networkFramework has been compared the end-to-end transmission delay of Millisecond at aspects such as transfer of data, and can provide more dynamically, passback flexiblySelect, there is higher reliability simultaneously. In sum, the 5G of content-based central site network (5G) tool aspect user's experienceThere is larger advantage.
Although invention has been described by reference to the accompanying drawings above, the present invention is not limited to above-mentioned detailed description of the invention,Above-mentioned detailed description of the invention is only schematically, instead of restrictive, and those of ordinary skill in the art is in the present inventionEnlightenment under, in the situation that not departing from aim of the present invention, can also make a lot of distortion, these all belong to guarantor of the present inventionWithin protecting.
Claims (3)
1. a 5G network system architecture for content-based central site network, comprises application layer, Internet, data link layer and thingReason layer, described application layer adopts the agreement based on ICP/IP protocol block data communication pattern; It is characterized in that:
Thereby described Internet adopts the procotol centered by content to form content center network; Data are from described application layerAnd through entering into content center network after encapsulation, final, forward through physical layer.
2. a 5G network data transmission method for content-based central site network, adopt content-based as claimed in claim 1 inThe 5G system architecture of heart network, in the time that user sends the Interest request of a certain content of application, data transmission procedure is as follows:
Step 1, the content name that this Interest is asked are encapsulated in Interest bag, and are forwarded in content center network;
When router in step 2, network is received Interest bag, according to the forwarding strategy of the procotol centered by contentAnd this Interest request of work flow process;
Ask differently if this Interest of step 3 request and other users before send to the Interest of this node, shouldInterest asks corresponding Interest bag to be forwarded to data source place by Ethernet or GPRS network;
Step 4, data source are wrapped the data content of asking by Interest and are encapsulated in Data bag, and Data is wrapped according to InterestPath Yuan Lu when bag comes returns to user.
3. a 5G network data transmission method for content-based central site network, adopts the communication protocol stack between MME and S-GW,It is characterized in that, the data transmission procedure between MME and S-GW is as follows:
Step 1, MME are encapsulated in the content name of signaling in Interest bag, be forwarded in content center network, and etc.Treat S-GW response;
When router in step 2, network is received this Interest bag, according to the forwarding plan of the procotol with content centerOmit and workflow, process, forward this Interest bag;
If this Interest bag of step 3 is not identical with data with existing bag request in router, by logical this Interest bagCross method for connecting network (Ethernet or other connected modes) and be forwarded to S-GW place;
Step 4, S-GW are encapsulated into corresponding Interest bag signaling in Data bag, and Data are wrapped according to InterestPath Yuan Lu when bag comes returns to MME.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018209962A1 (en) * | 2017-05-16 | 2018-11-22 | 华为技术有限公司 | Method and device for data packet transmission in ethernet and content center network hybridization, and storage medium |
| CN114710529A (en) * | 2022-03-25 | 2022-07-05 | 广州小鹏汽车科技有限公司 | Data transmission method, device, system, vehicle and storage medium |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104038507A (en) * | 2014-06-30 | 2014-09-10 | 北京邮电大学 | Protocol conversion wireless gateway with content as center and communication method thereof |
-
2015
- 2015-12-30 CN CN201511018340.8A patent/CN105610829A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104038507A (en) * | 2014-06-30 | 2014-09-10 | 北京邮电大学 | Protocol conversion wireless gateway with content as center and communication method thereof |
Non-Patent Citations (8)
| Title |
|---|
| 叶润生等: ""命名数据网络中的邻居缓存路由策略"", 《计算机科学与探索》 * |
| 吕博: ""基于社会网络属性的容忍延迟网络关键技术研究"", 《中国博士学位论文全文数据库》 * |
| 张国印等: ""面向内容中心网络基于分布均匀度的蚁群路由策略_"", 《通信学报》 * |
| 潘红广: ""内容中心网络路由与转发策略的研究"", 《万方数据库》 * |
| 王楠: ""基于CCN的路由优化策略研究"", 《中国优秀硕士学位论文全文数据库信息科技辑》 * |
| 胡晓艳等: ""命名数据网络NDN的域间多路径路由机制"", 《通信学报》 * |
| 董美姣: ""基于流行度预测的内容中心网络缓存技术研究"", 《中国优秀硕士学位论文全文数据库信息科技辑》 * |
| 闵二龙等: ""内容中心网络CCN研究进展探析"", 《理论研究》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018209962A1 (en) * | 2017-05-16 | 2018-11-22 | 华为技术有限公司 | Method and device for data packet transmission in ethernet and content center network hybridization, and storage medium |
| CN108881071A (en) * | 2017-05-16 | 2018-11-23 | 华为技术有限公司 | Ethernet content center network mixes lower data pack transmission method device storage medium |
| CN108881071B (en) * | 2017-05-16 | 2020-02-14 | 华为技术有限公司 | Data packet transmission method and device storage medium under Ethernet content-centric networking mixing |
| CN114710529A (en) * | 2022-03-25 | 2022-07-05 | 广州小鹏汽车科技有限公司 | Data transmission method, device, system, vehicle and storage medium |
| CN114710529B (en) * | 2022-03-25 | 2024-03-12 | 广州小鹏汽车科技有限公司 | Data transmission method, device, system, vehicle and storage medium |
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