CN1474610A - Radio data cut-in method - Google Patents
Radio data cut-in method Download PDFInfo
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- CN1474610A CN1474610A CNA021364613A CN02136461A CN1474610A CN 1474610 A CN1474610 A CN 1474610A CN A021364613 A CNA021364613 A CN A021364613A CN 02136461 A CN02136461 A CN 02136461A CN 1474610 A CN1474610 A CN 1474610A
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Abstract
A radio data receiving method includes the following steps: RAN sends a verification of authority request to access service support nexus of the mobile supporting RAN, the access mobile communication network sends a request to the nexus to establish a packet data address, the nexus sends to the related gate support nexus "an assigned packet data address request", the gate support nexus sends "assigned packet data address response" to the access service support nexus according to terminal equipment information provided by the support nexus and accesses the terminal device into outer data network and related service, a terminal device gets a packet data address and begins using related data service, replacing the bottle neck Um influencing GPRS/GSM system performance by a high speed air interface of RAN.
Description
Technical field
The present invention relates to mobile communication system, relate in particular to a kind of radio data cut-in method that is used for mobile communication system.
Background technology
Mobile communication system generally is meant such telecommunication system, promptly when the telecommunication system that can carry out radio communication in the service area of user in system when mobile.A kind of typical mobile communication system is PLMN (a Public Land Mobile Network Public Land Mobile Nerwork).Usually, mobile communication system is a kind of Access Network, and it provides the wireless access of the business that extranets, main frame and specific transactions supplier are provided for the user.The user must have customer relationship (subscriber ship), the business that could use this mobile communication system to provide with mobile communication system.Usually, the user is except needs and mobile communication system have customer relationship, and also needing has independent customer relationship with other service suppliers, and these business insert by mobile communication system.
GPRS (General Packet Radio Service GPRS) is a kind of novel Packet data service of introducing in GSM (Global System for Mobile Communications global system for mobile communications) the Phase 2+ stage, it provides end to end mobile data services based on packet switching and transmission technology for the user, energy more efficient use Internet resources better are applicable to acyclic bursty data business.
Referring now to Fig. 1, the general structure of GPRS network is described.Usually, a GPRS backbone network 107 connects several GPRS subnet service areas, one or more grouped data access service support nodes are arranged in each subnet service area, in the present invention, these nodes are called as service universal grouping wireless business supporting node (SGSN Serving GPRSSupport Node), in 3-G (Generation Three mobile communication system), the SGSN node is also sometimes referred to as 3G-SGSN.General, each SGSN all with the GSM mobile radio communication in base station system (by base station transceiver 101, base station controller/packet control unit 102 is formed jointly) link to each other (passing through Gb Interface), can provide packet data service for travelling carriage 100 by base station system like this.In Fig. 1, subnet service area 1 just has a service universal grouping wireless business supporting node 105, and it links to each other with base station system by Gb Interface.
Service universal grouping wireless business supporting node 105 is in identical level with mobile services switching centre 103 (MSC Mobile-service Switching Center) in network configuration, it provides services such as mobile management, Route Selection for travelling carriage 100, and carries out safety function and access control.The fail safe of GPRS is equal to the fail safe of existing GSM, service universal grouping wireless business supporting node 105 according to existing GSM in identical algorithm, flow process travelling carriage 100 is carried out authentication.Travelling carriage 100 is the terminal equipments that can carry out packet radio communication, for example is the packet radio cell phone, or with can carry out the portable machine that cell phone that packet radio communicates by letter is connected.Travelling carriage 100 can also have other multiple specific implementation, equipment such as for example various remote controls, supervision, data acquisition.The user profile of travelling carriage 100 is permanent to be kept in the attaching position register 106 (HLR Home Locate Register).
Ggsn 108 (GGSN Gateway GPRSSupportNode) is to be used to insert outer data network and professional node.The GPRS subnet is connected to data network 109 through ggsn 108, for example public data network (PDN Public Data Network).In order to send and receiving block data, travelling carriage 100 will be created the packet data address that it will use to service universal grouping wireless business supporting node 105 requests.This operation makes is learning this travelling carriage 100 in corresponding ggsn 108, travelling carriage 100 just can begin the intercommunication with data network 109 then.And, also will generate corresponding PDP (Packet Data Protocol packet data protocol) context necessary informations such as (context) in travelling carriage 100 and ggsn 108 and service universal grouping wireless business supporting node 105, PDP Context comprises PDP type (X.25 or IP Internet Protocol), pdp address and QoS (Quality of Service service quality) grade and routing iinformation.Service universal grouping wireless business supporting node 105 and ggsn 108 are kernel entities that gsm mobile communication system is realized gprs service.
The network operator's of service universal grouping wireless business supporting node 105, ggsn 108, GPRS charging gateway 110 apparatus interconnections such as (GPRS CG GPRSCharge Center) GPRS backbone network 107, can realize by the local network of for example IP network.Yet,, and, also can realize network operator's GPRS net in a certain computer for example by all characteristics are provided without network operator's inside backbone network.GPRS charging gateway 110 mails to charging center 111 (Charge Center) by the charge information of service universal grouping wireless business supporting node 105 and ggsn 108 collection travelling carriages 100 with CDR (Charging Detail Record charging detail record) ticket.
Wireless access network can be the part of GPRS/GSM system or 3-G (Generation Three mobile communication system) (for example IMT 2000).Wireless access network comprises air interface Um, and as shown in Figure 1, this interface is the bottleneck of systematic function.Therefore, the message transmission rate of GPRS net is lower, can not satisfy the requirement of mobile subscriber's high speed Internet access far away.
WLAN (wireless local area network) (WLAN Wireless Local Area Nerwork) is as a kind of fast local wireless Access Network flexibly, can for the terminal use of hot zones (for example, the portable machine user of wireless network card is installed) the data access service of higher rate is provided, the speed of its wave point will be higher than the speed of Um Interface far away.But WLAN (wireless local area network) self also exists intrinsic weakness: as a kind of local access network means of locality, WLAN (wireless local area network) can't provide the authenticating user identification of very high level of security, the roaming service (comprising authentication and charging) that can't provide the user to cross over the scope of managing significantly (for example, trans-city).
Summary of the invention
The technical problem that will solve of the present invention is for overcoming the not enough separately of above-mentioned prior art, fully utilize the advantage separately of above-mentioned prior art, utilize the high-speed radio air interface of WLAN (wireless local area network) to replace the bottleneck Um that influences whole GPRS/GSM systematic function, a kind of radio data cut-in method that is used for mobile communication system is provided.
For solving the problems of the technologies described above, the present invention proposes a kind of radio data cut-in method that is used for mobile communication system, may further comprise the steps: terminal equipment is initiated authentication request by WLAN (wireless local area network) to the access service support node of the mobile radio communication of supporting WLAN (wireless local area network) (having replaced the terminal equipment air interface of common mobile radio communication with WLAN (wireless local area network), so that provide a kind of performance better air interface to terminal equipment); The access service support node this authentication request is packaged into a standard mobile radio communication inside authentication request and send to attaching position register; Attaching position register returns Authentication Response to the access service support node; The access service support node is initiated the corresponding authentication computation requests to terminal equipment; Terminal equipment returns the authentication calculations result to the access service support node; The access service support node compares two authenticating result of attaching position register and terminal equipment transmission, passes through as if identical then authentication, otherwise, failed authentication; Behind the terminal equipment access mobile communication net,, create packet data address to the request of access service support node in order to send and receiving block data; The access service support node sends " assigns packet data Address requests " by the mobile communication fidonetFido to corresponding gateway support node; The information about terminal equipment that gateway support node provides according to the access service support node is sent " assigns packet data address response " to the access service support node, and is responsible for terminal equipment is inserted outer data network and related service; Terminal equipment obtains packet data address, brings into use relevant data, services.Because WLAN (wireless local area network) has replaced the terminal equipment air interface of common mobile radio communication, provide a kind of performance better air interface to terminal equipment, therefore utilize the high-speed radio air interface of WLAN (wireless local area network) to replace the bottleneck Um that influences whole GPRS/GSM systematic function.
Described access service support node couples together key net and the GPRS backbone network supported of WLAN (wireless local area network).
Described authentication request and authentication calculations request are the communication instruction that mobile radio communication inside can criterion of identification.
The present invention's hypothesis is before carrying out above-mentioned steps, and terminal equipment has been finished the initial access of local access network WLAN (wireless local area network) and the implicit IP address of WLAN (wireless local area network) distributes.
The advantage that enforcement the invention provides radio data cut-in method is, the WLAN (wireless local area network) of local access and the advantage separately of GPRS net have been fully utilized, carrier class authentication, the note expense of the flexible laying of WLAN (wireless local area network), high speed cheapness and GPRS net are combined, make the terminal use can enjoy mobile packet data service at a high speed, the roaming of big distance, carrier-class safety certification and charging.
Description of drawings
Fig. 1 is the GPRS network structural representation;
Fig. 2 is an overall network structure chart of using a preferred embodiment of the present invention;
Fig. 3 is the radio data cut-in method flow chart of steps that is used for the WLAN service universal grouping wireless business supporting node of describing Fig. 2;
Fig. 4 is an IP data routing diagram of describing the terminal equipment of Fig. 2.
Embodiment
In the overall network structure chart of a preferred embodiment of the invention shown in Fig. 2, the key supporting network 203 of wireless line local area network (LAN) connects several local WLAN (wireless local area network) that inserts, and for example by the key supporting network 203 of WLAN (wireless local area network) WLAN (wireless local area network) 202 and other WLAN (wireless local area network) 204 is coupled together.The status of WLAN (wireless local area network) 202 in Fig. 2 just is equivalent to the base station system among Fig. 1.
WLAN service universal grouping wireless business supporting node 205 (WSGSNWLAN SGSN) couples together key supporting network 203 of WLAN (wireless local area network) and GPRS backbone network 207.It is exactly most important innovation part of the present invention herein.In the present invention, the universal grouping wireless business supporting node towards the WLAN (wireless local area network) local access network is called as the WLAN service universal grouping wireless business supporting node.As seen from Figure 2, the base station system in Fig. 1 was replaced by the WLAN (wireless local area network) among Fig. 2 202, being connected with Fig. 1 of the miscellaneous equipment in WLAN service universal grouping wireless business supporting node 205 and the GPRS net was in full accord.Therefore, from the direction of WLAN service universal grouping wireless business supporting node 205 to the key supporting network 203 of WLAN (wireless local area network), WLAN (wireless local area network) 202 is exactly an internal node of mobile radio communication, the status is equal to a base station system fully, and the status of WLAN service universal grouping wireless business supporting node 205 just is equal to the service universal grouping wireless business supporting node under the common GPRS net meaning.It is except the every function that possesses common service universal grouping wireless business supporting node, on function, can also carry out multiple expansion, IP-based flow control for example is provided, the QoS management according to the characteristics of WLAN (wireless local area network), load balancing, the expressway by or the like.Ggsn 209 is responsible for terminal equipment 200 is inserted external data network 210 and related service is provided.
Referring now to Fig. 3 concrete grammar step according to preferred implementation of the present invention is described.Among the present invention, supposed that terminal equipment has been finished the initial access of local access network WLAN (wireless local area network) and implicit IP address distributes.
The specific implementation method step is as follows:
1. at first terminal equipment is initiated authentication request to the WLAN service universal grouping wireless business supporting node, the necessary authentication information that is used for the GPRS/GSM net that comprises the user in this request, be IMSI (the international mobile station identity number of International Mobile Station Identity), for example can obtain IMSI by the additional SIM card reading device of terminal equipment.Terminal equipment is connected with the TCP/IP that the communication of WLAN service universal grouping wireless business supporting node can be based on wireless mode, has so just replaced the not good Um Interface of performance in the common GPRS net.
2. the WLAN service universal grouping wireless business supporting node is packaged into the inner authentication request of the GPRS/GSM net of a standard with this authentication request and sends to the attaching position register of this IMSI correspondence.
3. (RAND SRES) returns to the WLAN service universal grouping wireless business supporting node to attaching position register with Authentication Response.
4. the WLAN service universal grouping wireless business supporting node is initiated the authentication calculations request to terminal equipment, and RAND is sent to terminal equipment.
5. terminal equipment is imported RAND SIM card and (is for example obtained result of calculation SRES, can be input to RAND in the SIM card by the additional SIM card read-write equipment of terminal equipment and obtain SRES), and this result returned to the WLAN service universal grouping wireless business supporting node.
6. the WLAN service universal grouping wireless business supporting node compares two SRES, if identical, then the terminal equipment authentication is passed through, and allows terminal equipment to insert the GPRS/GSM net; Otherwise, failed authentication.
7. after terminal equipment inserts the GPRS/GSM net, in order to send and receive the GPRS data, terminal equipment will be by request PDP Context (PDP CONTEXT) constructive process, create the IP address that it will use, terminal equipment sends the IP Address requests to the WLAN service universal grouping wireless business supporting node.
8. the WLAN service universal grouping wireless business supporting node sends " PDP CONTEXT request to create " standard signaling by the standard GPRS agreement to corresponding ggsn.
9. ggsn is sent " PDP CONTEXT creates response " standard signaling by the standard GPRS agreement to the WLAN service universal grouping wireless business supporting node, and is responsible for terminal equipment is inserted outer data network and related service.
Terminal equipment obtain by ggsn distribute ' the address, bring into use relevant data, services.
Fig. 4 describes the terminal equipment of preferred embodiment through the IP data routing diagram after the method step of Fig. 3.At first be the route of WLAN (wireless local area network) inside: terminal equipment 400 is to access point 401; Via WLAN service universal grouping wireless business supporting node 402, the IP packet arrives outside internet 404 by ggsn 403 then.Before the IP packet arrived WLAN service universal grouping wireless business supporting node 402 from terminal equipment 400, the data route depended on concrete local access network WLAN (wireless local area network) and the key supporting network of WLAN (wireless local area network); The IP packet arrives after the WLAN service universal grouping wireless business supporting node 402, just follows the normal data route of GPRS net and transmits.
Equally, the inventive method can be applicable to any mobile radio communication, for example, the inventive method basic principle and spirit can be applicable to some mobile radio communications for example be 3-G (Generation Three mobile communication system) (UMTS, IMT2000), or the like.
Claims (5)
1, a kind of radio data cut-in method is characterized in that, may further comprise the steps:
Terminal equipment is initiated authentication request by WLAN (wireless local area network) to the access service support node of the mobile radio communication of supporting WLAN (wireless local area network); Carry out authentication by described access service support node; If by authentication, described terminal equipment access mobile communication net is also created packet data address to described access service support node request; Described access service support node sends " assigns packet data Address requests " by the mobile communication fidonetFido to corresponding gateway support node; The information about terminal equipment that described gateway support node provides according to the access service support node is sent " assigns packet data address response " to described access service support node, and is responsible for terminal equipment is inserted outer data network and related service; Described terminal equipment obtains packet data address, brings into use relevant data, services.
According to the described method of claim 1, it is characterized in that 2, described access service support node carries out authentication and may further comprise the steps: described access service support node is with this authentication request packing and send to attaching position register; Described attaching position register returns Authentication Response to described access service support node; Described access service support node is initiated the corresponding authentication computation requests to described terminal equipment; Described terminal equipment returns the authentication calculations result to described access service support node; Described access service support node compares two authenticating result of attaching position register and terminal equipment transmission, passes through as if identical then authentication, otherwise, failed authentication.
According to the described radio data cut-in method of claim 2, it is characterized in that 3, described WLAN (wireless local area network) includes terminal user's authentication information in the authentication request that the access service support node is initiated.
According to the described radio data cut-in method of claim 1-3, it is characterized in that 4, described access service support node connects key net and the GPRS backbone network supported of WLAN (wireless local area network).
According to the described radio data cut-in method of claim 1-3, it is characterized in that 5, described authentication request and authentication calculations request are the standard traffic signaling that can discern mobile radio communication inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02136461.3A CN1275473C (en) | 2002-08-08 | 2002-08-08 | Radio data cut-in method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN02136461.3A CN1275473C (en) | 2002-08-08 | 2002-08-08 | Radio data cut-in method |
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| Publication Number | Publication Date |
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| CN1474610A true CN1474610A (en) | 2004-02-11 |
| CN1275473C CN1275473C (en) | 2006-09-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN02136461.3A Expired - Lifetime CN1275473C (en) | 2002-08-08 | 2002-08-08 | Radio data cut-in method |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004114588A1 (en) * | 2003-06-26 | 2004-12-29 | Huawei Technologies Co., Ltd. | Method for transmitting traffic data to wireless local area network users |
| CN100334895C (en) * | 2004-06-25 | 2007-08-29 | 华为技术有限公司 | Request of side-response movable table service of network in universal group wireless service |
| CN101141258B (en) * | 2007-10-12 | 2010-06-02 | 中兴通讯股份有限公司 | Method and system for completing authentication in software installation process |
| CN101127145B (en) * | 2006-08-16 | 2010-07-14 | 北京车灵通科技发展有限公司 | Alarm system and vehicle alarming method based on the alarm system |
| CN101175299B (en) * | 2006-11-03 | 2012-07-25 | 上海贝尔阿尔卡特股份有限公司 | Apparatus and method for controlling mobile terminal access in UMA access network |
| CN103781070B (en) * | 2012-10-24 | 2018-04-27 | 北京凯华网联技术有限公司 | 3G routers authenticate the method and apparatus with establishing data connection |
-
2002
- 2002-08-08 CN CN02136461.3A patent/CN1275473C/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004114588A1 (en) * | 2003-06-26 | 2004-12-29 | Huawei Technologies Co., Ltd. | Method for transmitting traffic data to wireless local area network users |
| CN100334895C (en) * | 2004-06-25 | 2007-08-29 | 华为技术有限公司 | Request of side-response movable table service of network in universal group wireless service |
| CN101127145B (en) * | 2006-08-16 | 2010-07-14 | 北京车灵通科技发展有限公司 | Alarm system and vehicle alarming method based on the alarm system |
| CN101175299B (en) * | 2006-11-03 | 2012-07-25 | 上海贝尔阿尔卡特股份有限公司 | Apparatus and method for controlling mobile terminal access in UMA access network |
| CN101141258B (en) * | 2007-10-12 | 2010-06-02 | 中兴通讯股份有限公司 | Method and system for completing authentication in software installation process |
| CN103781070B (en) * | 2012-10-24 | 2018-04-27 | 北京凯华网联技术有限公司 | 3G routers authenticate the method and apparatus with establishing data connection |
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| Publication number | Publication date |
|---|---|
| CN1275473C (en) | 2006-09-13 |
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Granted publication date: 20060913 |