WO2009100677A1 - 基于小型蜂窝接入网络的通信方法及设备 - Google Patents
基于小型蜂窝接入网络的通信方法及设备 Download PDFInfo
- Publication number
- WO2009100677A1 WO2009100677A1 PCT/CN2009/070386 CN2009070386W WO2009100677A1 WO 2009100677 A1 WO2009100677 A1 WO 2009100677A1 CN 2009070386 W CN2009070386 W CN 2009070386W WO 2009100677 A1 WO2009100677 A1 WO 2009100677A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- information
- access network
- small cell
- cell
- access point
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W92/00—Interfaces specially adapted for wireless communication networks
- H04W92/04—Interfaces between hierarchically different network devices
- H04W92/12—Interfaces between hierarchically different network devices between access points and access point controllers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/042—Public Land Mobile systems, e.g. cellular systems
- H04W84/045—Public Land Mobile systems, e.g. cellular systems using private Base Stations, e.g. femto Base Stations, home Node B
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W92/00—Interfaces specially adapted for wireless communication networks
- H04W92/04—Interfaces between hierarchically different network devices
- H04W92/14—Interfaces between hierarchically different network devices between access point controllers and backbone network device
Definitions
- the present invention relates to the field of communications technologies, and in particular, to a communication method and device based on a small cellular access network.
- Code Division Multiple Access 2000 (CDMA2000) technology is one of the main wireless access technologies used in the third generation of mobile communication.
- the specific network architecture is shown in Figure 1. In this network architecture, it mainly passes A base station system (BTS), a base station controller (BSC), and a mobile switching center (MSC) provide wireless communication services for mobile stations (MSs).
- BTS base station system
- BSC base station controller
- MSC mobile switching center
- Femto network a small cellular access network
- AP home access point
- xDSL digital subscriber line
- Internet Internet
- the cell technology is compatible with existing terminal devices for effective indoor coverage.
- HGW home gateway
- FGW internet and micro gateway
- Gateway Communicates with the core network (such as CDMA networks, etc.).
- the core network such as CDMA networks, etc.
- Embodiments of the present invention provide a communication method and device based on a small cell access network, so that the FAP can reliably access the core network to provide communication services for the terminal device.
- a communication method based on a small cellular access network comprising:
- the UA is connected, and the information is transmitted between the small cell access network gateway and the mobile switching center of the core network through the established two-stage SUA connection, and between the small cell access network gateway and the small cell access network access point. .
- a small cellular access network gateway including:
- a connection establishing unit configured to establish signaling connection control between a small cellular access network gateway and a mobile switching center of a core network, and between a small cellular access network gateway and a small cellular access network access point Partial user adaptation layer SUA connection;
- the first information transfer unit is configured to connect the two segments of the SUA established by the connection establishing unit between the small cell access network gateway and the mobile switching center of the core network, and the small cell access network gateway and the small cell Information is transmitted between access network access points.
- a communication method based on a small cellular access network comprising:
- the small cell access network gateway performs information transmission between the mobile switching center of the core network and the access point of the small cell access network according to the information of the configured logical cell, wherein, in the information of the configured logical cell , a logical cell includes at least one small cellular access network access point.
- a communication device based on a small cellular access network comprising:
- a configuration information holding unit configured to save information of a pre-configured logical cell, and in the configured information of the logical cell, one logical cell includes one or more small cellular access network access points;
- the second information delivery unit is configured to perform information transmission between the mobile switching center of the core network and the access point of the small cell access network according to the information of the logical cell saved by the configuration information holding unit.
- FIG. 1 is a schematic diagram of a CDMA2000 network architecture in the prior art
- FIG. 2 is a schematic diagram of a Femto network architecture in the prior art
- FIG. 3 is a schematic diagram of a SUA connection protocol stack according to an embodiment of the present invention.
- FIG. 4 is a schematic diagram of a SUA connection establishment process of a location registration system according to an embodiment of the present invention
- FIG. 5 is a schematic diagram of a SUA connection establishment process in a call process according to an embodiment of the present invention.
- FIG. 6 is a schematic diagram of a location registration process according to an embodiment of the present invention.
- FIG. 7 is a schematic diagram of a start call process according to an embodiment of the present invention.
- FIG. 8 is a schematic diagram of a called process according to an embodiment of the present invention.
- FIG. 9 is a schematic diagram of a handover process according to an embodiment of the present invention.
- FIG. 10 is a schematic diagram of a location service implementation process according to an embodiment of the present invention.
- FIG. 11 is a schematic structural diagram of an FGW according to an embodiment of the present disclosure.
- FIG. 12 is a schematic structural diagram of a communication device according to an embodiment of the present invention.
- a two-stage signaling connection control part user adaptation layer is established between the FAP and the MSC.
- One segment is located between the FAP and the FGW, and the other segment is located between the FGW and the MSC. Only the SUA information of the FGW needs to be configured on the MSC. After that, information can be transmitted between the small cell access network gateway and the mobile switching center of the core network and the small cell access network access point through the established two-stage SUA connection.
- the small cell access network gateway receives the establishment of the SUA connection from the small cell access network access point.
- the cell identifier in the information may be modified into a logical cell identifier corresponding to the access point of the small cell access network, and the modified information is sent to the mobile switching center of the core network to establish a corresponding SUA connection.
- the FAP can use the standard Alp (IP-based A1 interface) / A2p (IP-based A2 interface) interface to communicate with the FG W, and the FGW implements the aggregation processing of the Alp/A2p interface.
- the core network is accessed using a standard Alp/A2p interface.
- the A1/A2 interface is an interface between the MSC and the BSC in the core network.
- the implementation of the Femto network does not require extensive modification of the core network element that has been constructed, and the deployment of the Femto network is effectively prevented from having a great impact on the core network, thereby making the corresponding Femto network have good scalability.
- the aggregation function of the Alp/A2p interface by the FGW and the Alp letter between the FAP and the MSC may be specifically selected.
- the message can be carried over two SUA connections, which are the SUA connection between the FAP and the FGW and the SUA connection between the FGW and the MSC, and the corresponding protocol stack is as shown in FIG. 3, that is, the processing of the SU A information is implemented on the FGW. So that the MSC in the core network only configures the FGW as a normal BSC without configuring any information of each FAP under the FGW.
- SUA Stream Control Transmission Protocol
- SCTP Stream Control Transmission
- IP IP protocol stacks used by the Alp interface.
- the SUA connection establishment process of the location registration method provided by the embodiment of the present invention is as shown in FIG. 4, and includes:
- the FGW after receiving the SUA connection request message, the FGW sends a SU to the MSC.
- a Connection Request message the message carries the A interface message Complete Layer 3 Info
- the SUA connection establishment process of the call setup provided by the embodiment of the present invention is as shown in FIG. 5, and includes:
- the message carries the A interface message Complete Layer 3
- the FGW after receiving the SUA connection request message, the FGW sends a SUA Connection to the MSC.
- the message carries the A interface message Complete Layer 3 Info
- FGW sends SUA Connection to FAP
- the small cell access network gateway may perform information transmission between the mobile switching center of the core network and the small cell access network access point according to the information of the configured logical cell, where In the information of the logical cell, one logical cell includes one or more small cellular access network access points, that is, one logical cell may include only one small cellular access network access point, or may also include multiple small cellular connections.
- each logical cell may be configured to include multiple small cell access network access points, or may be configured to include multiple small cells in each logical cell.
- the cellular access network access point, and the remaining logical cells contain only one small cellular access network access point.
- a set of logical cells may be planned for a small cell access network (ie, a Femto network) such that a small cell access network access point corresponds to an actual cell identity and a logical cell identity, respectively, and the FGW completes the FAP and the FGW.
- the mapping operation of the logical cell identifier is used to replace the cell identifier in the information such as the A-interface message between the FGW and the MSC (that is, the actual cell identifier corresponding to the FAP before the replacement of the cell identifier) is the logical cell identifier corresponding to the FAP.
- the Femto network does not assign a unique cell identifier to each FAP (that is, the actual cell identifier corresponding to the FAP is not allocated), the logical cell identifier is directly used.
- the operation ie, the cell identifiers of multiple FAPs may be the same) does not need to perform the operation of replacing the cell identifier in the information such as the A interface message with the logical cell identifier on the FGW.
- the cell identifier in the information may be modified into a logical cell identifier corresponding to the access point of the small cell access network. And send the modified information to the mobile switching center of the core network.
- the information of the logical cell needs to be configured in the MSC of the core network for processing the services of the Femto network.
- the FGW also needs to record the registration FAP of the MS, and is used to forward the A interface connectionless message.
- the small cellular access network gateway may be based on the information.
- the destination user information determines the corresponding small cell access network access point, and the correspondence between the user information and the small cell access network access point is recorded in the process of the location registration process or the initial call process or the called process.
- the small cell accesses the network gateway; after that, the received information can be sent to the corresponding small cell access network access point, or the corresponding small cell access network access point and its corresponding Adjacent small cellular access network access points send the received information to enable the delivery of connectionless messages.
- the FAP for implementing the BTS and the BSC functions has a smaller coverage and a smaller number of users, so usually only one cell needs to be configured for one FAP. Considering that the number of cells that each MSC can support in the core network is limited, for this purpose, multiple FAPs can be configured to use the same cell identity CELL.
- the logical cell is used by the Femto network, and the corresponding correspondence is shown in Table 1:
- the corresponding MSC in the macro network also needs to configure the above logical cell identifier, and each logical cell belongs to the BSC corresponding to the FGW.
- the process of implementing location registration based on the information recorded in Table 1 includes:
- Step 1-4 FAP receives the registration message of MS Registration Message, Constructs Complete Layer
- the layer 3 information element in the Info message is Location Updating
- the ID is changed to the CELL of the logical cell corresponding to the FAP.
- the ID that is, the logical cell identifier corresponding to the FAP recorded on the FGW, is sent to the MSC, and the MSC updates the location information of the MS and returns a Location Updating Accept message.
- Step 5-7 FGW receives location registration acceptance Location Updating
- the Accept message records the registration of the MS as the location information of the MS, and forwards the Location Updating Accept message to the corresponding FAP, and the corresponding FAP receives the Location Updating.
- the registration accept command Registration Accept Order message is sent to the MS.
- the correspondence between the MS identifier and the registered FAP is recorded on the FGW for forwarding the connectionless message, and the corresponding relationship may be as shown in Table 2:
- Step 1-3 the FAP receives the start message of the MS Origination Message, constructs Complete L3
- Layer 3 information element in the Info message is CM Service
- FGW connection management service request
- FGW receives Complete L3 Info: CM Service Request message, will be CELL in Complete Layer 3 Info
- the ID is changed to the CELL of the logical cell corresponding to the FAP.
- Step 4-8 establishing a corresponding SUA connection between the FGW and the FAP, the FGW, and the MSC, and the subsequent fingerprints have requested the Assignment Request message, and the finger has completed the Assignment.
- the Complete message and the Release message are forwarded through the established SUA connection.
- the IP addresses of the FAP and FGW, and the corresponding FGW is only responsible for forwarding routes.
- Step 1-3 the FGW receives the paging request Paging from the MSC. After the request message, the Paging Request message is sent to the corresponding F AP according to the registered FAP of the recorded MS (refer to the information in Table 2), and the paging message Page Message is sent by the FAP to each MS in the local area;
- the corresponding paging range may also be expanded according to the location information of the registered FAP, that is, the paging range includes one or more adjacent FAPs;
- connectionless messages such as short messages
- Paging For other connectionless messages, such as short messages, the corresponding forwarding processing method and Paging
- the forwarding of the Request message is similar.
- Step 4 After the paged MS receives the corresponding Page Message, it returns a page response page to the FAP.
- the process of switching from a small cellular access network to a core network includes:
- Step 1-4 FAP sends handover request to FGW Handoff
- the Required message includes a core network (such as a CDMA network, etc., which may also be referred to as a macro network) in the corresponding message, and a cell list (ie, a target cell list), where the FAP corresponds to a certain core network cell, and the FGW receives the corresponding Handoff
- the message is forwarded to the MSC, and the MSC exchanges with the BSC in the switched core network to implement corresponding handover processing;
- FGW can specifically put Handoff
- the Required message is forwarded to the corresponding MSC through the established SUA connection.
- Step 7-11 after the MSC receives the handover from the BSC in the core network, Handoff is completed.
- the clear command is sent to the FGW through the corresponding SUA connection.
- Command message (ie release message), and send Clear to FAP by FGW a Command message to release the corresponding resources on the FGW and the FAP; after completing the corresponding resource release process, the FAP sends a clear to the FGW to complete Clear.
- the implementation process of the location service for calculating the information provided by the BSC is as shown in FIG. 10, that is, the corresponding location service processing procedure after the establishment of the corresponding SUA connection includes:
- Steps 1, 2, MSC sends location measurement request to FGW Radio Measurements for Position
- the message carries the GPS location information of the FAP, and the corresponding radio is used by the FGW.
- the Bay IjFGW can also directly return the R adio Measurements for Position to the MSC.
- the response message in this case, the corresponding step 2 and step 3 can be omitted; and if the FGW can know the GPS location information of the corresponding FAP in advance (for example, the GPS location information of the FAP can be reported to the FGW after the FAP is powered on), Therefore, the FGW is required to judge the type of the received A interface message because it needs to directly respond to the location measurement request message.
- the ID performs a differentiated charging process, so that the charging operation for the small cell access network can be realized.
- the embodiment of the present invention further provides a small cellular access network gateway, and the specific implementation structure thereof is shown in FIG. 11, and mainly includes the following units:
- connection establishing unit 11 is configured to establish a signaling connection control part user adaptation layer between the small cell access network gateway and the mobile switching center of the core network, and the small cell access network access point respectively S UA connection;
- the first information transfer unit 12 is configured to connect the two SUA connections established by the connection establishing unit 11 Information is transmitted between the cellular access network gateway and the mobile switching center of the core network, and between the small cellular access network access points.
- the device may further include:
- the cell identifier modification unit 13 is configured to modify the cell identifier in the information to be small after the small cell access network gateway receives the information (such as the A interface message) sent by the small cell access network access point.
- the cellular access network corresponds to the logical cell identifier, and the modified information is transmitted to the first information delivery unit 12 for transmission.
- the embodiment of the present invention further provides another communication device based on a small cell access network, and the specific implementation structure is as shown in FIG. 12, and may mainly include the following units:
- the configuration information holding unit 21 is configured to save information of the pre-configured logical cell, and in the information of the configured logical cell, one logical cell includes one or more small cellular access network access points, that is, one logic
- the cell may include only one small cell access network access point, or may also include multiple small cell access network access points; for example, on the FGW, each logical cell may be configured to include multiple small cell accesses.
- the network access point may be configured such that each logical cell in the partial logical cell includes multiple small cellular access network access points, and the remaining logical cells include only one small cellular access network access point;
- the second information transmission unit 22 is configured to perform information transmission between the mobile switching center of the core network and the small cell access network access point according to the information of the logical cell held by the configuration information holding unit 21.
- the corresponding second information delivery unit 22 may specifically include:
- the cell identity modification unit 221 is configured to: after receiving the information sent by the access point of the small cell access network, modify the cell identity in the information to the small cell according to the information of the logical cell saved by the configuration information holding unit. Enter the logical cell identifier corresponding to the network access point;
- the information sending unit 222 is configured to send, to the mobile switching center of the core network, the modified information of the cell identity modification unit.
- the corresponding second information delivery unit may specifically include:
- the access point determining unit 223 is configured to: after receiving the information sent by the mobile switching center of the core network, determine, according to the destination user information in the information, the corresponding small cell access network access point, where the user
- the correspondence between the information and the small cell access network access point may specifically be in the location registration process or the initial call Recorded in the configuration information holding unit during the process of the process or the called process;
- the information sending unit 222 is configured to send the received information to the corresponding small cell access network access point determined by the access point determining unit 223, or may also be the same to the corresponding small cell.
- the access network access point and its neighboring small cellular access network access points transmit the received information.
- the foregoing small cell access network-based communication device may be a small cell access network gateway, that is, an FGW, where the corresponding cell identity modification unit and the access point determining unit may also be configured at the same time. In the FGW to achieve the corresponding processing functions.
- the two-stage SUA connection established by the FGW and the logical cell identifier provided by the FGW enable only corresponding pairs in the process of deploying the small cell access network (ie, the Femto network).
- the macro network element can be configured to support various services supported by the core network, so that users can access various services through the Femto network to improve the user experience.
- the Femto network may use a standard Alp/A2p interface to access the corresponding core network (ie, a macro network core network, such as a CDMA network, etc.) without modifying the standard Alp/A2p interface, thereby further Improve the scalable performance of the Femto network, which makes the Femto network have good scalability.
- a standard Alp/A2p interface to access the corresponding core network (ie, a macro network core network, such as a CDMA network, etc.) without modifying the standard Alp/A2p interface, thereby further Improve the scalable performance of the Femto network, which makes the Femto network have good scalability.
- the embodiment of the present invention may be implemented in the FGW, or may be implemented in other Fem to network devices except the FGW, or may be in a network device connected between the Femto network and the core network. Implementation, such as other network devices between the FAP and the MSC.
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010546205A JP5186011B2 (ja) | 2008-02-15 | 2009-02-10 | フェムトセルネットワークに基づく通信方法および装置 |
IN3079KON2010 IN2010KN03079A (zh) | 2008-02-15 | 2010-08-19 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200810057763 CN101511104B (zh) | 2008-02-15 | 2008-02-15 | 基于小型蜂窝接入网络的通信方法及设备 |
CN200810057763.4 | 2008-02-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2009100677A1 true WO2009100677A1 (zh) | 2009-08-20 |
Family
ID=40956664
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2009/070386 WO2009100677A1 (zh) | 2008-02-15 | 2009-02-10 | 基于小型蜂窝接入网络的通信方法及设备 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP5186011B2 (zh) |
CN (1) | CN101511104B (zh) |
IN (1) | IN2010KN03079A (zh) |
WO (1) | WO2009100677A1 (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9655009B2 (en) | 2009-09-18 | 2017-05-16 | Futurewei Technologies, Inc. | System and method for inter-femto access point handoffs |
JP5928614B2 (ja) * | 2012-06-22 | 2016-06-01 | 日本電気株式会社 | 移動通信システム、ゲートウェイ、ゲートウェイ制御方法及びプログラム |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1933485A (zh) * | 2006-08-22 | 2007-03-21 | 华为技术有限公司 | 一种兼容sccp和sua的方法及装置 |
US20070105527A1 (en) * | 2005-10-04 | 2007-05-10 | Telefonaktiebolaget Lm Ericsson | Redirection of ip-connected radio base station to correct control node |
CN101052205A (zh) * | 2006-04-04 | 2007-10-10 | 中兴通讯股份有限公司 | 移动通信系统中的用户终端切换控制方法 |
WO2007126351A1 (en) * | 2006-04-28 | 2007-11-08 | Telefonaktiebolaget Lm Ericsson (Publ) | Dynamic building of monitored set |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20030041122A1 (en) * | 2001-08-23 | 2003-02-27 | Segal Niranjan Nath | Method and apparatus for transmitting, receiving, and executing an application query messages via an internet protocol transport |
CN1647470A (zh) * | 2002-03-14 | 2005-07-27 | Ut斯达康有限公司 | 分组移动网络 |
EP1512259B1 (en) * | 2002-06-07 | 2007-08-15 | Nokia Corporation | Method for sending connection-oriented or connectionless data |
US7298833B2 (en) * | 2004-09-29 | 2007-11-20 | Avaya Integrated Cabinet Solutions, Inc. | Wireless device to manage cross-network telecommunication services |
US20070183351A1 (en) * | 2006-02-03 | 2007-08-09 | Motorola, Inc. | Method and apparatus for providing service in a multi-ran communication network |
-
2008
- 2008-02-15 CN CN 200810057763 patent/CN101511104B/zh active Active
-
2009
- 2009-02-10 WO PCT/CN2009/070386 patent/WO2009100677A1/zh active Application Filing
- 2009-02-10 JP JP2010546205A patent/JP5186011B2/ja active Active
-
2010
- 2010-08-19 IN IN3079KON2010 patent/IN2010KN03079A/en unknown
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070105527A1 (en) * | 2005-10-04 | 2007-05-10 | Telefonaktiebolaget Lm Ericsson | Redirection of ip-connected radio base station to correct control node |
CN101052205A (zh) * | 2006-04-04 | 2007-10-10 | 中兴通讯股份有限公司 | 移动通信系统中的用户终端切换控制方法 |
WO2007126351A1 (en) * | 2006-04-28 | 2007-11-08 | Telefonaktiebolaget Lm Ericsson (Publ) | Dynamic building of monitored set |
CN1933485A (zh) * | 2006-08-22 | 2007-03-21 | 华为技术有限公司 | 一种兼容sccp和sua的方法及装置 |
Also Published As
Publication number | Publication date |
---|---|
CN101511104B (zh) | 2013-03-20 |
IN2010KN03079A (zh) | 2015-10-09 |
CN101511104A (zh) | 2009-08-19 |
JP2011512105A (ja) | 2011-04-14 |
JP5186011B2 (ja) | 2013-04-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6536850B2 (ja) | 通信システム | |
EP2222117B1 (en) | Means and method for assisting handover of integrated radio access networks | |
US8730831B2 (en) | Method and system for acquiring route strategies | |
EP2560454B1 (en) | Method and system for implementing direct interface between access network nodes | |
US20120002608A1 (en) | Local breakout with optimized interface | |
WO2011020386A1 (zh) | 承载类型的指示方法、系统及传输分流网元 | |
EP1523859A2 (en) | Wlan as a logical support node for hybrid coupling in an interworking between wlan and a mobile communications system | |
WO2011082567A1 (zh) | 向封闭用户组小区切换的处理方法及装置 | |
WO2010130174A1 (zh) | 一种实现本地访问控制的方法及相应的通信系统 | |
WO2010015189A1 (zh) | 移动网络高速接入公网的节点、方法及系统 | |
WO2012094957A1 (zh) | 一种对mtc终端进行移动性管理的方法和系统 | |
US20110069659A1 (en) | Method and apparatus for providing local breakout service in wireless communication system | |
WO2010015188A1 (zh) | 接入点接入移动核心网的方法、设备及系统 | |
US8611308B2 (en) | Method and apparatus for user handing over to home NodeB | |
WO2014071685A1 (zh) | 基于移动网络的租户网络业务实现方法、系统及网元 | |
WO2011006404A1 (zh) | 本地ip访问连接建立的实现方法及系统 | |
CN102056141B (zh) | 一种实现本地接入的系统和方法 | |
CN107148061B (zh) | 一种基于sdn的lte与wlan异构网络切换系统及方法 | |
WO2011017979A1 (zh) | 支持ip分流的通信系统中资源管理方法与装置 | |
WO2009140902A1 (zh) | 超小型蜂窝网络与宏网络之间进行通信的方法、系统及超小型网关 | |
WO2012051892A1 (zh) | 一种数据路由控制方法及系统 | |
WO2014067371A1 (zh) | 集群业务实现方法、系统及网元 | |
WO2012126319A1 (zh) | 一种本地访问业务的切换方法及系统 | |
WO2012028071A1 (zh) | 一种查询本地网关的方法和系统 | |
WO2009100677A1 (zh) | 基于小型蜂窝接入网络的通信方法及设备 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 09711321 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2010546205 Country of ref document: JP |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
WWE | Wipo information: entry into national phase |
Ref document number: 3079/KOLNP/2010 Country of ref document: IN |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 09711321 Country of ref document: EP Kind code of ref document: A1 |