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WO2013053327A1 - Procédé de sélection de réseau, terminal mobile et station de base - Google Patents

Procédé de sélection de réseau, terminal mobile et station de base Download PDF

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Publication number
WO2013053327A1
WO2013053327A1 PCT/CN2012/082792 CN2012082792W WO2013053327A1 WO 2013053327 A1 WO2013053327 A1 WO 2013053327A1 CN 2012082792 W CN2012082792 W CN 2012082792W WO 2013053327 A1 WO2013053327 A1 WO 2013053327A1
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WO
WIPO (PCT)
Prior art keywords
network
mobile terminal
service
radio access
base station
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2012/082792
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English (en)
Chinese (zh)
Inventor
谢芳
杨宁
胡南
胡臻平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Mobile Communications Group Co Ltd
Original Assignee
China Mobile Communications Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China Mobile Communications Corp filed Critical China Mobile Communications Corp
Publication of WO2013053327A1 publication Critical patent/WO2013053327A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/18—Selecting a network or a communication service
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/06—Terminal devices adapted for operation in multiple networks or having at least two operational modes, e.g. multi-mode terminals

Definitions

  • the present invention relates to the field of mobile communications technologies, and in particular, to a network selection method, a mobile terminal, and a base station. Background technique
  • cellular networks can more easily utilize various types of mobile terminals for data and voice communication.
  • Common cellular networks mainly include 2nd Generation Mobile Communication System (2G) networks, 3rd Generation Mobile Communications System (3G) networks, and Long Term Evolution (LTE) networks. Wait. Since the mobile terminal generally resides in the cellular network by default in the prior art, the problem of excessive load on the cellular network is becoming more and more serious.
  • 2G 2nd Generation Mobile Communication System
  • 3G 3rd Generation Mobile Communications System
  • LTE Long Term Evolution
  • WLAN wireless local area network
  • the Wireless Local Area Networks or the Worldwide Interoperability for Microwave Access (WiMax) network wirelessly interconnects mobile terminals to achieve wireless access for each mobile terminal.
  • WiMax Worldwide Interoperability for Microwave Access
  • WLAN and WiMax networks can handle certain services for mobile terminals, such as instant messaging services, to reduce the load on the cellular network and enhance the user experience.
  • the mobile terminal can access the cellular network, the cellular network processes the service, and can also access the WLAN or WiMax network, by the WLAN.
  • the WiMax network processes the service, but when the mobile terminal requests to process the service, how to select the network for processing the service for the mobile terminal, the prior art has not proposed a specific implementation solution. Summary of the invention
  • the embodiment of the present invention provides a network selection method, a mobile terminal, and a base station, which are used to propose a specific implementation scheme for selecting a service network for a mobile terminal when the mobile terminal requests processing of the service.
  • a network selection method includes: a mobile terminal obtains a network selection policy, where the network selection policy is a policy for a mobile terminal to select a network for processing a service in each radio access network that the mobile terminal camps on; Selection network The policy is sent to the base station in the cellular network in which it currently resides.
  • a mobile terminal comprising: a policy obtaining unit, configured to obtain a network selection policy, where the network selection policy is a policy for a mobile terminal to select a network for processing a service in each radio access network in which the mobile terminal resides;
  • the network selection policy obtained by the policy obtaining unit is sent to the base station in the cellular network in which the mobile terminal currently resides.
  • a network selection method includes: receiving, by a base station in a cellular network, a network selection policy sent by a mobile terminal; when the mobile terminal requests to process a service, the base station determines whether the current location of the mobile terminal is at least two If the result of the determination is yes, the base station selects one radio access network in the radio access networks covering the area according to the received network selection policy. The mobile terminal processes the service.
  • a base station comprising: a network selection policy receiving unit, configured to receive a network selection policy sent by the mobile terminal; and a network coverage determining unit, configured to determine, when the mobile terminal requests to process a service, whether the current location of the mobile terminal is An area that is jointly covered by the at least two radio access networks; and a network selecting unit, configured to: when the network coverage determining unit determines that the result is yes, according to the network selection policy received by the network selection policy receiving unit, Among the radio access networks of the area, one radio access network is selected to process the service for the mobile terminal.
  • the mobile terminal first obtains a network selection policy, where the network selection policy is a policy for the mobile terminal to select a network for processing the service in each wireless access network where the mobile terminal resides, and then the mobile terminal obtains the obtained policy.
  • the network selection policy is sent to the base station in the cellular network where the mobile station is currently located, and then the base station can request the processing service when the mobile terminal is located, and the current location of the mobile terminal is an area covered by at least two radio access networks.
  • the radio access network for processing the service is selected for the mobile terminal, so that other radio access networks other than the cellular network can process the service for the mobile terminal, thereby effectively reducing the load of the cellular network.
  • FIG. 1 is a schematic diagram of a network architecture when a network for processing a service is selected for a mobile terminal according to an embodiment of the present invention
  • FIG. 2 is a schematic flowchart of a network selection method for a mobile terminal according to an embodiment of the present invention
  • FIG. 3 is a schematic diagram of a network architecture when a network for processing a service is selected for a mobile terminal according to an embodiment of the present invention
  • FIG. 4 is a schematic structural diagram of a mobile terminal according to an embodiment of the present invention
  • FIG. 5 is a schematic flowchart of a network selection method on a base station side according to an embodiment of the present disclosure
  • FIG. 6 is a schematic structural diagram of a base station according to an embodiment of the present invention. detailed description
  • the current location of the mobile terminal is not only the coverage area of the cellular network, but also the area covered by other wireless access networks, wherein the other wireless access networks may be, but are not limited to, WLAN and/or WiMax networks, when the other wireless
  • the access network is a WLAN
  • the current location of the mobile terminal is an area covered by the cellular network and the WLAN.
  • the other wireless access network is a WiMax network
  • the current location of the mobile terminal is the cellular network and the WiMax.
  • the other wireless access networks are WLAN and WiMax networks
  • the area where the mobile terminal is currently located is an area covered by the cellular network, the WLAN, and the WiMax network.
  • the mobile terminal supports the cellular network (that is, can access the cellular network, and the cellular network processes the service), and also supports the other wireless access networks (that is, can access the other wireless access networks, and is processed by the other wireless access networks described above).
  • Service when the current location of the mobile terminal is covered by the cellular network and other wireless access networks, some services can be processed for the mobile terminal by other wireless access networks covering the area, such as instant communication services. Etc., to reduce the load on the cellular network.
  • the embodiment of the present invention provides a network selection method, in which a base station in a cellular network selects a network for processing a service for a mobile terminal, and a network selection method according to an embodiment of the present invention is introduced from a mobile terminal side and a base station side respectively.
  • FIG. 2 it is a schematic flowchart of a network selection method on a mobile terminal side according to an embodiment of the present invention, and the specific processing procedure is as follows:
  • Step 21 The mobile terminal obtains a network selection policy, where the network selection policy is a policy for the mobile terminal to select a network for processing the service in each radio access network where the mobile terminal resides;
  • the embodiment of the present invention provides that the network device on the network side determines the network selection policy of the mobile terminal in advance, and then sends the network selection policy of the mobile terminal to the mobile terminal, where the network processing device may be, but is not limited to, a network selection policy server.
  • the network selection policy server is a network device defined by the 3GPP (3rd Generation Partnership Project), which is responsible for discovering the wireless access network, providing relevant information of the wireless access network for the mobile terminal, and selecting the wireless access network.
  • the communication protocol standard between the network selection policy server and the mobile terminal is based on the open mobile system terminal management framework.
  • the network selection policy server may, but is not limited to, transmitting the network selection policy to the mobile terminal through the base station in the cellular network.
  • the network architecture at this time is as shown in FIG. 3, and the network selection policy server needs to send the network selection policy of the mobile terminal to the network selection policy.
  • the network selection policy server first determines the base station of the cellular network where the mobile terminal currently resides, and then sends the network selection policy to the determined base station, and after receiving the network selection policy, the base station receives the selected network.
  • the policy is transparently transmitted to the mobile terminal.
  • the network selection policy server may use an active sending method to send a network selection policy to the mobile terminal according to a preset transmission condition, and may also adopt a passive transmission mode, and send a network selection policy to the mobile terminal according to the request of the mobile terminal, Introduce the two sending methods separately:
  • the sending condition of the network selection policy is set in advance, and the sending condition is configured in the network selection policy service.
  • the network selection policy server sends the network selection policy of the mobile terminal to the mobile terminal by using the base station, where the foregoing sending condition may be, but is not limited to, being sent according to the sending time point, and the sending is preset.
  • the network selection policy server sends the network selection policy to the mobile terminal, and the foregoing sending condition may also be sent when the mobile terminal accesses the network, when the mobile terminal accesses the network.
  • the network selection policy server sends the network selection policy of the mobile terminal to the mobile terminal.
  • the foregoing sending condition may also be sent according to the area where the mobile terminal is located, and the selected network policy server detects that the mobile terminal performs between different areas.
  • the network selection policy is sent to the mobile terminal, where the area may be each location area in the mobile communication system, or may be a pre-divided geographic area;
  • the mobile terminal In the passive sending mode, when the mobile terminal needs to select the network policy server to send the network selection policy, it sends a policy sending request to the network selection policy server, and the network selection policy server receives the policy sending request sent by the mobile terminal, and then the mobile terminal The network selection policy is sent to the mobile terminal. For example, after the mobile terminal accesses the network, the mobile terminal sends a policy sending request to the network selection policy server. After receiving the policy sending request, the network selection policy server sends a network selection policy to the mobile terminal. .
  • Step 22 The mobile terminal sends the obtained network selection policy to the base station in the cellular network in which it currently resides.
  • the mobile terminal When the mobile terminal sends the network selection policy to the base station, it may be, but is not limited to, being sent by using MAC, Media Access Control (MAC) signaling or Radio Resource Control (RRC) signaling, where the mobile terminal may
  • the network selection policy is carried in the existing MAC or RRC signaling, for example, the network selection policy is carried in the redundancy field of the existing MAC signaling or RRC signaling, and the mobile terminal may also carry the network selection policy in advance.
  • the set is sent in the MAC signaling or RRC signaling dedicated to the transmission network selection policy.
  • the base station After receiving the network selection policy, the base station stores the network selection policy and the terminal identifier of the mobile terminal.
  • FIG. 4 which includes:
  • the policy obtaining unit 41 is configured to obtain a policy of the mobile terminal, where the network selection policy is a policy for the mobile terminal to select a network for processing a service in each radio access network that the mobile terminal resides in;
  • the policy sending unit 42 is configured to send the network selection policy obtained by the policy obtaining unit 41 to the base station in the cellular network in which the mobile terminal is currently camped.
  • the policy obtaining unit 41 is specifically configured to receive a network selection policy corresponding to the mobile terminal sent by the network device.
  • the policy obtaining unit 41 is specifically configured to receive, by using a base station in the cellular network, a network selection policy corresponding to the mobile terminal sent by the network device.
  • the policy sending unit 42 is specifically configured to send, by using MAC signaling or RRC signaling, the network selection policy obtained by the policy obtaining unit 41 to the base station in the cellular network where the mobile terminal currently resides.
  • FIG. 5 it is a schematic flowchart of a network selection method on a base station side according to an embodiment of the present invention, and the specific processing procedure is as follows:
  • Step 51 The base station in the cellular network receives a network selection policy sent by the mobile terminal.
  • the base station After receiving the network selection policy, the base station stores the network selection policy and the terminal identifier of the mobile terminal.
  • Step 52 When the mobile terminal requests to process the service, the base station determines whether the current location of the mobile terminal is an area that is jointly covered by the at least two radio access networks;
  • the network selection policy of the mobile terminal includes the network type identifier of the other wireless access network that exists. If there is only a cellular network in the current location of the mobile terminal, the network selection policy of the mobile terminal does not include the network type identifier, and the base station may carry the network type identifier of the other wireless access network according to the network selection policy of the mobile terminal.
  • the base station determines whether the current location of the mobile terminal is an area that is jointly covered by the at least two radio access networks (the cellular network and the other radio access network), where the base station determines whether the received network selection policy carries If there is a network type identifier of a radio access network other than the cellular network, if the determination result is yes, it is confirmed that the current location of the mobile terminal is an area covered by at least two radio access networks, and if the judgment result is No, it is confirmed that only the cellular network exists in the current location of the mobile terminal, that is, The mobile terminal is not currently located area at least two radio access network common coverage area.
  • Step 53 If the judgment result is yes, the base station selects one radio access network to process the service for the mobile terminal in each radio access network covering the area according to the received network selection policy.
  • the base station processes the service requested by the mobile terminal according to the existing service processing procedure.
  • the base station may select a network for processing the service for the mobile terminal according to the received network selection policy, where the specific implementation manner of the network selection by the base station may be, but not limited to, the following three types. Introduction.
  • the network is selected according to the type of service:
  • the network selection policy of the mobile terminal includes a correspondence between the service type identifier of the service and the network type identifier of the radio access network that preferentially processes the service.
  • the mobile terminal requests the base station to process the service
  • the mobile terminal sends a service processing request to the base station, where the service is sent.
  • the processing request carries the service type identifier of the service requested by the mobile terminal, and after receiving the service processing request, the base station first searches for the network selection policy of the mobile terminal according to the terminal identifier of the mobile terminal, and then the service processing request is received.
  • the corresponding network type identifier is searched, that is, the network type identifier of the radio access network that preferentially processes the service, Then, according to the found network type identifier, in each radio access network covering the area where the mobile terminal is currently located, one radio access network is selected to process the service for the mobile terminal.
  • the correspondence between the service type identifier and the network type identifier can be, but is not limited to, the following table: Service type identifier network type identifier
  • the radio access network that preferentially processes the service corresponding to the service type 1 is the cellular network
  • the radio access network that preferentially processes the service corresponding to the service type 2 is the WLAN and the WiMax
  • the service corresponding to the service type 3 is preferentially processed.
  • the wireless access networks are WLAN, WiMax and cellular networks.
  • the base station If the radio access network corresponding to the network type identifier that is found by the base station has a radio access network that covers the area, the base station directly selects each radio access network corresponding to the found network type identifier.
  • the wireless access network that covers the area processes the service for the mobile terminal.
  • the network type identifier that is found by the base station is a network type identifier corresponding to the cellular network and a network type identifier corresponding to the WLAN, but the coverage is
  • the radio access network of the area is a cellular network and a WiMax network, and the base station directly selects a cellular network to process the service for the mobile terminal.
  • the base station needs to be in the at least two radio access networks covering the area. Selecting a radio access network to process the service for the mobile terminal, the base station may instruct the mobile terminal to cover the radio access network corresponding to the found network type identifier, and cover other radio interfaces other than the cellular network in the area.
  • the network is measured, and according to the measurement result of the mobile terminal and the network selection condition included in the network selection policy, a radio access network is selected to process the service for the mobile terminal.
  • the base station first determines, in the radio access network corresponding to the found network type identifier, another radio access network that covers the area except the cellular network, and then determines each radio access a network, respectively obtaining access point information of each access point of the wireless access network in an area where the mobile terminal is currently located, and obtaining a parameter identifier of each measurement parameter that needs to be measured by the mobile terminal, and the foregoing
  • the ingress information and the parameter identifier are carried in the measurement indication message and sent to the mobile terminal, and the mobile terminal is instructed to perform measurement according to the measurement indication message, and the mobile terminal performs measurement on each measurement parameter in the radio access network according to the existing measurement procedure.
  • the network selection policy of the mobile terminal may carry the foregoing access point information and the parameter identifier, and the base station may obtain the foregoing access point information and the parameter identifier directly from the network selection policy, and the network selection policy of the mobile terminal may also carry each wireless Access network in the move
  • the above measurement parameters may be, but are not limited to, parameters that reflect the signal shield (such as signal to interference plus noise ratio), or parameters that reflect network resource usage, or parameters that reflect network congestion (such as the average time of the packet) Delay).
  • the measurement result of the radio access network includes measurement values of the measurement parameters of each access point of the radio access network in the current location of the mobile terminal, and the base station may first separately for each access point. According to a preset measurement value calculation rule, each measurement value of the access point is calculated to obtain a comprehensive measurement value of the access point, and then selected according to the obtained comprehensive measurement value of each access point and the network selection condition.
  • the base station determines whether the integrated measurement value of each access point has a comprehensive measurement value that is greater than a predetermined threshold, and if not, selects the cellular network currently camped on by the mobile terminal as The mobile terminal processes the service, and if yes, selects an integrated measurement value among the integrated measurement values that are greater than the predetermined threshold, and the radio access network to which the access point corresponding to the integrated measurement value belongs is the network that processes the service. .
  • the base station may also consider its own when selecting the network according to the measurement result and the network selection condition.
  • the base station not only needs to determine the comprehensive measurement values of the access points of other wireless access networks, but also obtains the measured values of the respective measurement parameters, and then according to the measured value calculation rules, Each measured value is calculated to obtain its own comprehensive measured value, and the subsequent base station obtains the integrated measured value (the integrated measured value of itself and the integrated measured value of each access point of the other wireless access network) and the network selection condition.
  • the radio access network that processes the service for the mobile terminal is selected. For example, the base station directly selects the comprehensive measurement value with the highest value, and the selected radio access network corresponding to the integrated measurement value is the network that processes the service.
  • the base station may directly select a cellular network that covers the area to process the mobile terminal for the mobile terminal. Traffic, or instructing the mobile terminal to measure other radio access networks except the cellular network that cover the area, and select according to the measurement result of the mobile terminal and the network selection conditions included in the network selection policy.
  • a wireless access network processes the service for the mobile terminal.
  • the second way is to select the network based on the measurement results:
  • the base station instructs the mobile terminal to measure other radio access networks except the cellular network that cover the area, and select a wireless according to the measurement result of the mobile terminal and the network selection condition included in the network selection policy.
  • the access network processes the service for the mobile terminal. Specifically, the base station first determines, in each radio access network covering the area, other radio access networks except the cellular network, and then obtains the radio access separately for each determined radio access network.
  • the access point information of each access point in the area where the mobile terminal is currently located, and the parameter identifier of each measurement parameter that needs to be measured by the mobile terminal, and the base station carries the obtained access point information and parameter identifier in the
  • the measurement indication message is sent to the mobile terminal, and the mobile terminal is instructed to perform measurement according to the measurement indication message, and the mobile terminal measures each measurement parameter in the radio access network according to an existing measurement procedure, and each The measurement result of the line access network is sent to the base station, and the base station selects a radio access network that processes the service for the mobile terminal according to the received measurement result and the network selection condition, where the base station selects according to the measurement result and the selection
  • the network condition, the implementation process of the radio access network selected for the mobile terminal to process the service is similar to the implementation process of the first mode described above, and details are not described herein again.
  • the third way is to select the network according to the charging policy:
  • the network selection policy of the mobile terminal may further include a charging policy of each radio access network in the current location of the mobile terminal, and the base station may select a network for processing the service for the mobile terminal according to the charging policy.
  • the specific implementation manner of the base station selecting the network may also be any combination of the foregoing three manners.
  • the network selection policy of the mobile terminal may further include a policy application condition of the network selection policy. After receiving the service processing request of the mobile terminal, the base station first determines whether the applicable condition of the policy is met, and if the result is determined. If yes, step 52 and step 53 are performed. If the result of the determination is no, step 52 and step 53 are not performed, but the service requested by the mobile terminal is processed according to the existing service processing flow. Or the network selection policy of the mobile terminal includes the network selection policy disabling condition. After receiving the service processing request of the mobile terminal, the base station determines whether the policy prohibition condition is met first. If the determination result is yes, the existing service processing is performed. The process processes the service requested by the mobile terminal, and if the determination result is no, step 52 and step 53 are performed.
  • the base station may directly process the service for the mobile terminal according to the existing service processing procedure;
  • the base station determines, in each access point in the area, the access to the service in the selected radio access network. Point, and then the determined access point information of the access point is carried in the network selection indication information, and sent to the mobile terminal, instructing the mobile terminal to switch the service to the access carried in the network selection indication information.
  • the access point corresponding to the point information after receiving the network selection indication information, the mobile terminal initiates a connection establishment request to the corresponding access point according to the access point information carried in the network selection indication information, and after the connection is established, the The service is switched to the access point, so that the service of the mobile terminal is processed by the radio access network corresponding to the access point.
  • the mobile terminal first obtains a network selection policy, where the network selection policy is a policy for the mobile terminal to select a network for processing the service in each wireless access network where the mobile terminal resides. Then, the mobile terminal sends the obtained network selection policy to the base station in the cellular network where the mobile station currently resides, then the base station can request the processing service at the mobile terminal, and the current location of the mobile terminal is at least two wireless access networks.
  • the radio access network for processing the service is selected for the mobile terminal, so that other radio access networks other than the cellular network can process the service for the mobile terminal, effectively reducing the cellular network. The load.
  • an embodiment of the present invention provides a base station, and its structure is as shown in FIG. 6, which includes:
  • a network selection policy receiving unit 61 configured to receive a network selection policy sent by the mobile terminal;
  • the network coverage determining unit 62 is configured to determine, when the mobile terminal requests to process a service, an area in which the current location of the mobile terminal is jointly covered by at least two radio access networks;
  • the network selection unit 63 is configured to select, according to the network selection policy received by the network selection policy receiving unit 61, in each wireless access network covering the area, when the determination result of the network coverage determination unit 62 is YES.
  • a wireless access network processes the service for the mobile terminal.
  • the network coverage determining unit 62 specifically includes:
  • a network type identifier determining subunit configured to determine whether the network selection policy received by the network selection policy receiving unit 61 carries a network type identifier of a wireless access network other than the cellular network;
  • a multi-network coverage confirmation sub-unit configured to: when the determination result of the network type identifier determining sub-unit is YES, confirm that the current location of the mobile terminal is an area that is jointly covered by at least two radio access networks;
  • a single network coverage confirmation sub-unit configured to: when the determination result of the network type identifier determining sub-unit is negative, confirm that the current location of the mobile terminal is not an area covered by at least two radio access networks.
  • the network selection policy receiving unit 61 includes a correspondence between the service type identifier of the service and the network type identifier of the radio access network that preferentially processes the service.
  • the network selection unit 63 specifically includes:
  • a network type identifier finding subunit configured to: between the service type identifier and the network type identifier included in the network selection policy received by the network selection policy receiving unit 61, according to the service type identifier of the service requested by the mobile terminal request processing In the corresponding relationship, find the corresponding network type identifier;
  • a first network selection sub-unit configured to search for a network type identifier of the sub-network type identifier finding sub-unit, and select one radio access network for each radio access network that covers an area where the mobile terminal is currently located.
  • the mobile terminal processes the service.
  • the first network selection sub-unit is specifically configured to: when each of the radio access networks corresponding to the network type identifier that is found by the network type identifier finding sub-unit has a radio access network that covers the area And the wireless access network covering the area processes the service for the mobile terminal.
  • the first network selection subunit specifically includes:
  • a first measurement indication module configured to indicate, in the radio access network corresponding to the network type identifier that the mobile terminal searches for the network type identifier finding subunit, the radio access other than the cellular network that covers the area Network measurement;
  • a first network selection module configured to: according to the measurement result of the mobile terminal and the network selection condition included in the network selection policy received by the network selection policy receiving unit 61, to cover each wireless connection of the current location of the mobile terminal In the network, a radio access network is selected to process the service for the mobile terminal.
  • the first network selection sub-unit is specifically configured to: when there is no radio access network covering the area in the radio access network corresponding to the network type identifier that is found by the network type identifier finding sub-unit, Choose coverage
  • the cellular network of the area processes the service for the mobile terminal.
  • the first network selection subunit specifically includes:
  • a second measurement indication module configured to: in a radio access network corresponding to the network type identifier that is found by the network type identifier finding subunit, when there is no radio access network covering the area, instructing the mobile terminal to cover the Measurement of the wireless access network of the area other than the cellular network;
  • a second network selection module configured to: according to the measurement result of the mobile terminal and the network selection condition included in the network selection policy received by the network selection policy receiving unit 61, covering each wireless connection of the current location of the mobile terminal In the network, a radio access network is selected to process the service for the mobile terminal.
  • the network selection unit 63 specifically includes:
  • a measurement indication subunit configured to instruct the mobile terminal to perform measurement on a radio access network other than the cellular network that covers the area
  • a second network selection subunit configured to: according to the measurement result of the mobile terminal and the network selection condition included in the network selection policy received by the network selection policy receiving unit 61, in the wireless coverage of the current location of the mobile terminal In the access network, a radio access network is selected to process the service for the mobile terminal.
  • the base station further includes:
  • a service processing unit configured to: when the network selection unit 63 selects a cellular network that covers the area to process the service for the mobile terminal, processing the service for the mobile terminal;
  • An access point determining unit configured to: when the network selecting unit 63 selects another radio access network other than the cellular network to process the service for the mobile terminal, the radio access network selected by the network selecting unit 63 is in the area Among the access points, the access point that processes the service is determined;
  • the access point information sending unit is configured to carry the access point information of the access point determined by the access point determining unit in the network selection indication information, and send the information to the mobile terminal, to instruct the mobile terminal to use the service Switch to the access point corresponding to the access point information carried in the network selection indication information.
  • embodiments of the present invention can be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment, or a combination of software and hardware. Moreover, the present invention can be embodied in the form of a computer program product embodied on one or more computer-usable storage interfaces (including but not limited to disk storage, CD-ROM, optical storage, etc.) containing computer usable program code.
  • computer-usable storage interfaces including but not limited to disk storage, CD-ROM, optical storage, etc.
  • the computer program instructions can also be stored in a computer readable memory that can direct a computer or other programmable data processing device to operate in a particular manner, such that the instructions stored in the computer readable memory produce an article of manufacture comprising the instruction device.
  • the apparatus implements the functions specified in one or more blocks of a flow or a flow and/or block diagram of the flowchart.
  • These computer program instructions can also be loaded onto a computer or other programmable data processing device such that a series of operational steps are performed on a computer or other programmable device to produce computer-implemented processing for execution on a computer or other programmable device.
  • the instructions provide steps for implementing the functions specified in one or more of the flow or in a block or blocks of a flow diagram.

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

L'invention concerne un procédé de sélection de réseau, un terminal mobile et une station de base. Le procédé comprend les étapes suivantes : un terminal mobile obtient une politique de sélection de réseau, la politique de sélection de réseau étant une politique selon laquelle le terminal mobile sélectionne un réseau de traitement de service parmi des réseaux d'accès sans fil dans lequel le terminal mobile réside ; et le terminal mobile envoie la politique de sélection de réseau obtenue à une station de base, dans laquelle le terminal mobile réside actuellement, dans un réseau cellulaire. L'invention propose une solution de mise en œuvre spécifique selon laquelle, lorsqu'un terminal mobile demande le traitement d'un service, un réseau de traitement de service est sélectionné pour le terminal mobile.
PCT/CN2012/082792 2011-10-13 2012-10-11 Procédé de sélection de réseau, terminal mobile et station de base Ceased WO2013053327A1 (fr)

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