WO2013127326A1 - 多模无线通信***的控制方法、控制服务器和终端 - Google Patents
多模无线通信***的控制方法、控制服务器和终端 Download PDFInfo
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- WO2013127326A1 WO2013127326A1 PCT/CN2013/071902 CN2013071902W WO2013127326A1 WO 2013127326 A1 WO2013127326 A1 WO 2013127326A1 CN 2013071902 W CN2013071902 W CN 2013071902W WO 2013127326 A1 WO2013127326 A1 WO 2013127326A1
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- service
- link
- wireless communication
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W36/00—Hand-off or reselection arrangements
- H04W36/0005—Control or signalling for completing the hand-off
- H04W36/0055—Transmission or use of information for re-establishing the radio link
- H04W36/0066—Transmission or use of information for re-establishing the radio link of control information between different types of networks in order to establish a new radio link in the target network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/15—Setup of multiple wireless link connections
- H04W76/16—Involving different core network technologies, e.g. a packet-switched [PS] bearer in combination with a circuit-switched [CS] bearer
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- 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
- H04W88/18—Service support devices; Network management devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W68/00—User notification, e.g. alerting and paging, for incoming communication, change of service or the like
- H04W68/12—Inter-network notification
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- 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
- Control method, control server and terminal for multi-mode wireless communication system The present application claims a control method, control server and terminal for multi-mode wireless communication system, which is filed on February 29, 2012, with the application number 201210050093.X. The priority of the Chinese application, the entire contents of which is incorporated herein by reference.
- the present invention relates to the field of mobile communication technologies, and in particular, to a control method, a control server, and a terminal of a multimode wireless communication system. Background technique
- Embodiments of the present invention provide a control method, a control server, and a terminal of a multimode wireless communication system to improve radio resource utilization and user experience of a multimode wireless communication system.
- an embodiment of the present invention provides a control method for a multimode wireless communication system, including: a control server establishing a basic link between a terminal and any communication system in a multimode wireless communication system according to a first setting condition;
- the control server determines a target communication system for service transmission for each service of the terminal in the multimode wireless communication system according to the second setting condition;
- the control server sends control information to the terminal on the base link, and the control information is used to indicate the service communication system for each service transmission of the terminal.
- the embodiment of the present invention further provides a control method for a multimode wireless communication system, including: the terminal receives control information sent by a control server on a basic link, and the control information is used to indicate Each service of the terminal transmits a service communication system, and the basic link is established between the terminal and any communication system in the multimode wireless communication system, and the service communication system is controlled by the control server in the multimode wireless communication system. determine;
- the terminal establishes and/or releases a corresponding link for each service according to the service communication system indicated by the control information.
- an embodiment of the present invention further provides a control server, including:
- a processor configured to establish a basic link between the terminal and any communication system in the multimode wireless communication system according to the first setting condition; and configured to be a terminal in the multimode wireless communication system according to the second setting condition
- Each service determines the service communication system for service transmission
- the transceiver is configured to send control information to the terminal on the basic link, where the control information is used to indicate a service communication system used by each service of the terminal.
- the present invention provides a terminal, including:
- a transceiver configured to receive, on a first basic link, control information sent by a control server, where the control information is used to indicate a service communication system used by each service of the terminal, and the basic link is used in the terminal and the multimode wireless communication system.
- the service communication system is determined by the control server in the multi-mode wireless communication system for each service of the terminal;
- a processor configured to establish and/or release a corresponding link for each service according to the service communication system indicated by the control information.
- control server disposed on the radio access network side first establishes a basic link between the terminal and a communication system, and then based on the basic link
- the terminal sends control information, and the control terminal establishes or releases a corresponding link according to the service communication system of each service determined by the control server, thereby improving the radio resource utilization rate and the user of the multi-mode wireless communication system in the environment of the multi-mode wireless communication system.
- 1 is a flowchart of an embodiment of a control method of a multimode wireless communication system provided by the present invention
- 2 is a flowchart of still another embodiment of a control method of a multimode wireless communication system according to the present invention
- FIG. 3 is a flow chart of an embodiment of establishing a base link and updating a base link according to the present invention
- FIG. 4 is a flowchart of an embodiment of a basic link control terminal based on a basic link control terminal for performing service transmission using various communication systems;
- FIG. 5 is a flowchart of still another embodiment of a basic link control terminal for performing service transmission using various communication systems according to the present invention.
- FIG. 6 is a schematic structural diagram of an embodiment of a control server provided by the present invention.
- FIG. 7 is a schematic structural diagram of an embodiment of a terminal provided by the present invention.
- FIG. 8 is a schematic structural diagram of still another embodiment of a terminal provided by the present invention.
- FIG. 1 is a flow chart of an embodiment of a method for controlling a multi-mode wireless communication system according to the present invention. As shown in FIG. 1, the method includes:
- the control server establishes a basic link between the terminal and any one of the communication systems in the multimode wireless communication system according to the first setting condition.
- the control server determines, according to the second setting condition, a service communication system for service transmission of each service of the terminal in the multimode wireless communication system;
- the control server sends control information to the terminal on the basic link, where the control information is used to indicate a service communication system used by each service of the terminal.
- the MI RADIO Control Server of the above steps may be a device that is independently installed on the radio access network (RAN) or other device on the radio access network side, for example, an evolved base station. (evolved Node B, eNodeB, Radio Network Controller (RNC) and other device integration settings, that is, the control server can be a function module of other devices on the radio access network side.
- the control server can Providing an application programming interface for each communication system in a multimode wireless communication system on the wireless access network side
- API Application Programming Interface
- the multi-mode wireless communication system may specifically include: Global System of Mobile Communication (GSM) in the 3rd Generation Partnership Project (3GPP), Wideband Code Division (Wideband Code Division) Multiple Access (WCDMA), Time Division-Synchronous Code Division Multiple Access (TD-SCDMA), Long Term Evolution (LTE), etc., may also include non-3GPP global wave interconnection access ( Worldwide Interoperability for Microwave Access, WIMAX), Code Division Multiple Access (CDMA), Wireless Local Area Networks (WLAN), Bluetooth, Zigbee, etc.
- GSM Global System of Mobile Communication
- 3GPP 3rd Generation Partnership Project
- WCDMA Wideband Code Division
- TD-SCDMA Time Division-Synchronous Code Division Multiple Access
- LTE Long Term Evolution
- WIMAX Worldwide Interoperability for Microwave Access
- CDMA Code Division Multiple Access
- WLAN Wireless Local Area Networks
- Bluetooth Zigbee, etc.
- the control server set on the RAN side can first establish a basic link between the terminal and any communication system in the multimode wireless communication system according to the first setting condition.
- the first setting condition may include one or a combination of the following information: continuous coverage of each communication system in the multi-mode wireless communication system, load status of each communication system, service processing capability of the terminal, and operator policy. That is, the control server can first select an optimal wireless communication system in the multimode wireless communication system based on the above information, and establish a basic link between the terminal and the wireless communication communication.
- the control server may determine, according to actual requirements of the terminal service transmission, which of the first set conditions are selected to select the base link.
- the continuous coverage of each communication system in the multimode wireless communication system refers to: Whether the wireless communication system can achieve seamless continuous coverage.
- the control server may select a wireless communication system with better coverage to establish a basic link, for example, in a dual-mode wireless communication system composed of a Universal Mobile Telecommunications System (UMTS) and LTE, the control server may select UMTS with better coverage; in a multi-mode wireless communication system composed of UMTS, LTE, and WLAN, the control server can select UMTS or LTE, and does not select a WLAN that does not support handover or poor coverage.
- UMTS Universal Mobile Telecommunications System
- the basic link Since the basic link needs to be used as a control link to carry control information sent by the control server to the terminal, the basic link needs to remain active during the transmission of the terminal service, which causes a certain overhead to the wireless communication system. , the control server needs to select the underlying link Consider the load condition of the wireless communication system to ensure that there are available radio resources on the underlying link.
- the load status of each communication system also includes terminal information of the user in the current service area, and the like. The load status of each communication system may be reported by each communication system, or may be queried by the control server.
- the service processing capability of the terminal may specifically include: whether the terminal supports each communication system in the multi-mode wireless communication system, the rate information of the terminal receiving and transmitting service data, and the hardware configuration of the terminal.
- the server can query the service processing capability of the terminal in the network side device. Alternatively, the terminal may report the service processing capability information to the control server.
- the operator policy may be a policy specified by an operator of each communication system in the multi-mode wireless communication system according to actual service requirements, for example: a service with low added value may be transmitted through WIFI, and a voice call or video call service may be transmitted through a 3G network. Wait.
- the control server may also use other information, such as: link quality of each communication system, as the first setting condition according to actual needs, and establish a basic link between the terminal and any wireless communication system in the multimode wireless communication system. .
- the control server disposed on the network side may directly select a communication system in each multi-mode wireless communication system according to the first setting condition. Establishing a basic link between the selected communication system and the terminal;
- the terminal may first establish an initial link to initiate a service to the network side, where the initial link may be a default link between the terminal and the multi-mode wireless communication system ( The default link may be a pre-agreed by the terminal and the network side, and the link of the wireless communication system is used as the initial link when the terminal initiates the service, or may be the last time the terminal transmits the service and the multimode wireless system.
- the terminal can report the service processing capability information of the terminal to the control server through the initial link, and the control server can select the basic link according to the first setting condition, and determine whether the selected basic link and the initial link are the same wireless communication.
- the link of the system if yes, the control server may use the initial link as a basic link, and send control information to the terminal through the link to control the service transmission of the terminal; if not, the control server may initiate the initial link to the basic Link switching.
- the terminal establishes a basic chain between any wireless communication system in the multimode wireless communication system PDP) connection and Radio Resource Control (RRC) connection.
- PDP multimode wireless communication system
- RRC Radio Resource Control
- the control server may be in each wireless communication system for each service of the terminal in each wireless communication system according to the second setting condition.
- the service communication system involved in the embodiment of the present invention is a communication system carrying terminal services.
- the service communication system may be a communication system corresponding to the basic link, or may be another communication system.
- the communication system can include a communication system as well as a variety of communication systems.
- the control server can also determine which of the second set conditions to select the service communication system based on the actual needs of the terminal service transmission.
- the second setting condition may include one or a combination of the following information: service requirements of the terminal, load status of each communication system in the multi-mode wireless communication system, link quality of each communication system, operator policy, and user policy .
- the service requirements of the terminal may include: service attributes, for example: service type, specifically including Hypertext Transport Protocol (HTTP), File Transfer Protocol (FTP), streaming media, etc.; quality of service requirements
- service attributes for example: service type, specifically including Hypertext Transport Protocol (HTTP), File Transfer Protocol (FTP), streaming media, etc.
- quality of service requirements The requirements of the Quality Of Service (QOS) may include: delay, bit error rate, rate, and the like.
- the video call of the mobile terminal needs to be transmitted in the 3GPP communication system, and the video file of the terminal needs to be transmitted in the WiFi communication mode.
- the link quality of each communication system can be detected by the terminal and reported to the control server.
- the terminal can receive the pilot signals of each communication system, and determine the link quality of each communication system according to the strength of the pilot signals.
- the terminal can also measure the link quality of each communication system by other existing methods, which is not enumerated here.
- the terminal can report the detected link quality of each communication system to the control server based on the basic link.
- the network equipment in each communication system for example, the base station in LTE, the access point in the WiFi, etc., can measure the link quality in each communication system, and report the link quality to the control server.
- the control server may also use other information as a second setting condition according to actual needs to determine a service communication system of each service of the terminal.
- User policies can include: WIFI or LTE for low value-added services.
- the terminal can report the service requirements of the terminal and the user policy to the control server through the basic link.
- the carrier policy may be, for example, in a multi-mode wireless communication system composed of WLAN and 3G, which can carry a large amount of data through the WLAN, and a low QoS requirement service; in a multi-mode wireless communication system composed of GSM and LTE, the LTE bearer can be used. Large data volume service, carrying voice services in GSM Or UMTS, etc.
- the control server may send control information to the terminal on the base link established between the terminal and the multimode wireless communication system, the control information being used to indicate the service communication system carried by the terminal for each service.
- the terminal After receiving the control information sent by the control server, the terminal may perform a corresponding operation of establishing or releasing a link according to the service communication system determined by the control server for each service.
- the basic link established between the terminal and the multi-mode wireless communication system keeps the connection state as much as possible during the service transmission process of the terminal, so that the control server can send control information to the terminal based on the basic link.
- the terminal can report the service processing capability of the terminal, the user policy, and the link quality of each communication system measured by the terminal to the control server through the basic link, so that the control server can determine the service communication system for the terminal according to the information. That is, in the embodiment of the present invention, in the multi-mode wireless communication system, the control server transmits control information to the terminal on the basic link established between the terminal and the multi-mode wireless communication system, so that the control server management terminal of the RAN side uses each A wireless communication system performs service transmission.
- connection between the control server and the terminal on the basic link may be carried as a special data service on a Data Radio Bearer (DRB) (as a high priority service), or as a type of message.
- DRB Data Radio Bearer
- the bearer is carried on a Signaling Radio Bearer (SRB) and can also be transmitted as a special service on a specific physical channel.
- SRB Signaling Radio Bearer
- the control server disposed on the radio access network side first establishes a basic link between the terminal and a communication system, and then sends control information to the terminal based on the basic link, and controls The terminal establishes or releases a corresponding link according to the service communication system of each service determined by the control server, thereby improving the wireless resource utilization and user experience of the multi-mode wireless communication system in the environment of the multi-mode wireless communication system.
- FIG. 2 is a flow chart of still another embodiment of a control method for a multimode wireless communication system according to the present invention. As shown in FIG. 2, the method includes:
- the terminal receives, on the basic link, control information sent by the control server, where the control information is used to indicate a service communication system used by each service of the terminal, and the basic link is in any communication system between the terminal and the multimode wireless communication system. Inter-establishment, the service communication system is determined by the control server in the multi-mode wireless communication system for each service of the terminal;
- the terminal establishes and/or releases a corresponding link for each service according to the service communication system indicated by the control information.
- the execution body of the above steps is a terminal, which may be a user equipment such as a mobile phone, a data card, or a PAD.
- the client (MI RADIO Client) can be set to interact with the control server on the RAN side.
- the network side control server may directly select a communication system in the multimode wireless communication system according to the first setting condition, and A basic link is established between the terminal and the communication system.
- the first setting condition may include one or a combination of the following information: continuous coverage of each communication system in the multi-mode wireless communication system, load status of each communication system, service processing capability of the terminal, and operator policy. That is, the control server can first select an optimal link as the base link between the terminal and the multimode wireless communication system based on the above information.
- the terminal may first establish an initial link to initiate a service to the network side, where the initial link may be a terminal and multi-mode wireless communication.
- the default link between systems can also be the basic link established between the last service transmission of the terminal and the multimode wireless system.
- the terminal may report the service processing capability information of the terminal to the control server by using the initial link, and the control server may select the basic link according to the first setting condition, and determine whether the selected basic link and the initial link are the same wireless communication system.
- Link if yes, the control server can use the initial link as the basic link, and send control information to the terminal through the link to control the service transmission of the terminal; if not, the control server can initiate the initial link to the base chain. Road switching.
- the control server can determine the service communication system for the service transmission for each service of the terminal in the multi-mode wireless communication system according to the second setting condition.
- the second setting condition may include one or a combination of the following: service requirements of the terminal, load status of each communication system in the multi-mode wireless communication system, link quality of each communication system, operator policy, and user policy.
- the control server may also use other information as a second setting condition according to actual needs to determine a service communication system for service transmission for each service of the terminal in the multimode wireless communication system.
- the control server may send control information to the terminal on the basic link established between the terminal and the multimode wireless communication system, and the service communication system indicating the services of the terminal through the control information.
- the terminal After receiving the control information sent by the control server on the first basic link, the terminal may perform the corresponding operation of establishing or releasing the link according to the service communication system determined by the control server for each service.
- the control server disposed on the radio access network side transmits control information to the terminal based on the base link of the terminal and the RAN side, and the terminal indicates each of the control information sent by the control server according to the control information sent by the control server.
- the service communication system of the service establishes or releases a corresponding link, thereby improving the radio resource utilization and user experience of the multimode wireless communication system in the environment of the multimode wireless communication system.
- the above embodiment describes the control method of the multimode wireless communication system provided by the present invention through the control server and the terminal provided on the RAN side, respectively.
- An embodiment of establishing a basic link and updating a basic link in a control method of a multimode wireless communication system is provided below. As shown in FIG. 3, the method includes:
- the terminal includes a plurality of wireless communication modules, and each of the wireless communication modules can be used for one of a wireless communication module (which may be a network device) corresponding to the RAN side and a multimode wireless communication system.
- the communication system establishes a connection.
- the wireless communication module of the terminal has the same identifier as the wireless communication module corresponding to the RAN side, for example: both are the wireless communication module 1, or the wireless communication module 2, and the like.
- the control server disposed on the network side selects a wireless communication system in the multi-mode wireless communication system according to the first setting condition, and establishes a basic link between the terminal and the wireless communication link.
- the wireless communication module 1 in the terminal establishes a basic link with the wireless communication module 1 on the RAN side, and the basic link is an initial basic link.
- the first setting condition may include: continuous coverage of each communication system in the multi-mode wireless communication system, load status of each communication system, service processing capability of the terminal, and operator policy.
- the control server on the network side can directly perform any communication system in the terminal and the multi-mode wireless communication system according to the first setting condition.
- Establishing a basic link between the terminal if the service between the terminal and the network side is initiated by the terminal, the terminal may first establish an initial link with the multimode wireless communication system, and the initial link may be terminal and multimode wireless communication.
- the default link between systems can also be the basic link established between the last service transmission of the terminal and the multimode wireless system.
- the terminal can report its own service processing capability information to the control server through the initial link.
- the control server may select the basic link according to the first setting condition, and determine whether the selected basic link is the same as the initial link.
- the link of the wireless communication system if yes, the control server can use the initial link as a basic link, and send control information to the terminal through the link to control the service transmission of the terminal; if not, the control server can initiate the initial link Switch to the underlying link.
- the control server determines whether to trigger reselection of the basic link. If yes, S303 can be executed; otherwise, the process ends, or the control server can re-execute S302 at intervals.
- the terminal can perform real-time detection on the basic link, and report the link quality of the detected basic link to the control server.
- the terminal can report the link quality of the basic link to the control server through the basic link.
- the link quality of the basic link can be reported to the control server by the network device corresponding to the basic link.
- the control server can determine which of the first set conditions to select the base link based on the actual needs of the terminal service transmission. If the link quality of the underlying link does not meet the first set condition, the control server can trigger the reestablishment of the underlying link between the terminal and any of the communication systems in the multimode wireless communication system.
- the setting condition can be determined by the control server according to the actual transmission situation.
- the control server may determine whether to start measuring the current signal quality of the communication system other than the communication system corresponding to the basic link in the multimode wireless communication system. If the measurement is not started, execute S307 directly, otherwise execute S304.
- the control server may determine that other than the initial basic link Whether the underlying link can serve as the underlying link. Specifically, the terminal may first determine, in other non-base links, whether the link in the service communication system can be used as an optional base link, and if so, the control server may not trigger the multi-mode wireless communication system.
- the control server may trigger the base link in the multimode wireless communication system Measurement of current signal quality of other communication systems other than the corresponding communication system.
- the control server uses the link between the terminal and the service communication system as the basic link of the reselection, the establishment manner of the initial basic link may be used to re-establish according to the first set condition.
- the underlying link between the terminal and the multimode wireless communication system may be used to re-establish according to the first set condition.
- the control server sends a first measurement indication to the terminal, where the first measurement indication is used to indicate The current signal quality of other communication systems other than the communication system corresponding to the basic link in the multimode wireless communication system is measured.
- the first measurement indication may carry cell information of other cells associated with the current service communication system specified by the control server, for example, information such as a cell ID and a frequency point number.
- the terminal can perform signal quality measurement of the corresponding cell according to the cell information.
- the other cells associated with the current service communication system may be cells that can be used to transmit terminal services in the current service communication system.
- S305. The terminal measures a current signal quality of a communication system other than the communication system corresponding to the basic link in the multimode wireless communication system.
- the terminal may measure the signal quality of the corresponding cell according to the cell information of the other cell that is carried by the control server in the first measurement indication and cooperates with the current service communication system.
- the terminal reports the current signal quality of the other communication system except the communication system corresponding to the basic link in the multi-mode wireless communication system to the control server.
- the control server re-establishes the basic link between the terminal and any one of the communication systems in the multi-mode wireless communication system according to the first setting condition.
- the basic link re-established in S307 is called a newly established basic link.
- the newly created basic link is established by the wireless communication module 2 in the terminal and the wireless communication module 2 on the RAN side.
- the terminal reports the result of establishing a new basic link to the control server.
- the terminal can report the success of the newly created basic link, and the IP address information of the terminal is reported to the control server through the newly established basic link.
- the initial base link is released between the terminal and the multimode wireless communication system.
- the wireless communication module 1 of the terminal and the wireless communication module 1 on the RAN side perform the release of the initial basic link operation.
- the present invention further provides an embodiment in which the control server controls the terminal to use various communication systems for service transmission based on the basic link after the establishment of the basic link.
- the method includes:
- the control server determines, according to the third setting condition, whether to re-determine the service communication system for the terminal, where the third setting condition includes one or a combination of the following information: traffic of the terminal, each communication in the multi-mode wireless communication system. The system's load status, carrier policy, and user policy. If it is determined again, S402 is performed, otherwise S401 is re-executed. For example: When the traffic of the terminal exceeds a certain demand, or when the load of the service communication system is too heavy, or when one or more services of the terminal are more suitable for transmission under other communication systems, the control server can start multi-mode wireless. The management of the communication system re-determines the service communication system for various services of the terminal. The control server may add a service communication system to the service of the terminal to enable the service to be transmitted in at least two service communication systems; or, the control server may also reduce the service communication system of the service transmission of the terminal.
- control server instructs the terminal to measure signal quality of the communication system other than the basic link and the current communication communication system in the multimode wireless communication system.
- the communication system with the current service may be a communication system that can be used to transmit terminal services in the current service communication system. For example: In a multimode wireless communication system composed of a G network and a WLAN, it is necessary to determine whether the current G network is associated with an WLAN access point (Access Point, AP); in the UMTS and LTE boosting mode, whether the UMTS network is There is associated LTE. If the current service communication system has an associated other communication system, the terminal may be instructed to measure the signal quality of the communication system corresponding to the basic link and the communication system of the current service communication system in the multimode wireless communication system. Signal quality.
- the control server sends a second measurement indication to the terminal, where the second measurement indication is used to indicate a signal quality of the communication system other than the basic link and the communication system other than the current service communication system in the measurement multi-mode wireless communication system.
- the terminal measures, according to the second measurement indication, a signal quality of the communication system corresponding to the basic link and the communication system other than the current service communication system in the multimode wireless communication system.
- the terminal reports the signal quality of the communication system corresponding to the basic link and the communication system other than the current service communication system to the control server in the multi-mode wireless communication system.
- the control server determines, according to the second setting condition, a service communication system for service transmission of each service of the terminal in the multimode wireless communication system.
- the second set condition may include one or a combination of the following: service requirements of the terminal, load status of each communication system in the multimode wireless communication system, link quality of each communication system, operator policy, and user policy.
- the control server sends control information to the terminal on the basic link, where the control information is used to indicate a service communication system used by each service of the terminal.
- the terminal performs off, on, or sleep control on the at least one wireless communication module according to the service communication system indicated by the control information.
- a terminal may generally include multiple wireless communication modules, and each wireless communication module may be used to communicate with a multi-mode wireless communication system through a wireless communication module (which may be a network device) corresponding to the RAN side.
- a communication system in the middle establishes a connection.
- the wireless communication module of the terminal has the same identifier as the wireless communication module corresponding to the RAN side, for example: all are the wireless communication module 1, or the wireless communication module 2, and the like.
- the wireless communication module 1 in the terminal establishes a basic link with the wireless communication module 1 on the RAN side.
- the terminal may determine which wireless communication module needs to be used according to the target wireless communication system indicated by the control information, and which wireless communication module is temporarily unnecessary. For a wireless communication module that needs to establish a connection with a wireless communication module corresponding to the RAN side, the terminal may activate the wireless communication module to establish a link with a corresponding wireless communication system; for a wireless communication module that is not currently used, the terminal may be closed. The module or controls the module to enter a sleep state, thereby reducing the power consumption overhead of the terminal. For example, as shown in FIG. 4, after receiving the control information, the terminal turns on the wireless communication module 2. The wireless communication module 3 enters a sleep state, and the wireless communication module 1 is turned off.
- the terminal may decide which wireless communication modules are closed or which wireless communication modules enter a sleep state according to factors such as the service usage requirements of the service communication system and the wireless communication module corresponding to the service communication system, and the wireless communication module enters a sleep state. time. For example, if the service communication system does not include WIFI, the terminal can close the wireless communication module corresponding to the WIFI mode, or enable the wireless communication module to enter a sleep state, and the sleep time can be set to, for example, 30 minutes. After reaching 30 minutes, the wireless communication module can If the service communication system indicated by the control information sent by the control server still does not include the WIFI, the terminal can close the wireless communication module corresponding to the WIFI mode. The terminal can determine whether each wireless communication module is turned on, off, or hibernated according to a specific implementation scenario.
- control server may instruct the terminal to perform the operation of shutting down, sleeping, or starting the wireless communication module according to the current terminal load status, service attribute, user priority, and the like. Further, the control server may further indicate The sleep time of the terminal wireless communication module, etc., the terminal may control the corresponding wireless communication module to be turned on, hibernated or turned off according to the instruction of the control server. S409. The terminal establishes and/or releases a corresponding link for each service according to the service communication system indicated by the control information.
- S410-S412 is an optional step. If any downlink service of the terminal is transmitted in at least two service communication systems, the control server may trigger the network device corresponding to the terminal or the service communication system to measure the link quality of the current service communication system. And enabling the control server to determine the proportion of data transmitted by the downlink service of the terminal in the at least two service communication systems according to the link quality of the current service communication system reported by the terminal.
- the control server sends a third measurement indication to the terminal, where the third measurement indication is used to indicate that the link quality of the current service communication system is measured.
- control server may further send a third measurement indication to the network device in the current service communication system, instructing the network device to report the link quality of the current service communication system.
- the terminal measures the link quality of the service communication system.
- the terminal reports the link quality of the service communication system to the control server.
- the control server determines, according to load conditions and/or link quality of the at least two service communication systems, a proportion of data transmitted by any downlink service in the at least two service communication systems.
- the control server sends the first offload information to the terminal on the basic link, where the first offload information is used to indicate a proportion of data transmitted by any downlink service of the terminal in the at least two service communication systems.
- the terminal determines, according to the feature information of the at least two service communication systems, a receiving sequence of any downlink task in the at least two service communication systems.
- the terminal reports the service transmission management result to the control server.
- the feature information of the service communication system in S415 may include, for example, information such as a delay, a bit error rate, and the like.
- the terminal may determine the receiving order of the downlink task in the at least two service communication systems according to the information such as the delay and the bit error rate of the service communication system.
- S413-S415 may not be executed, and S410-S412 may or may not be executed.
- S413-S415 may be performed, and then S410-S412 may be performed, that is, the control server may send the first offload information to the terminal, and the terminal may use the first offload information and the time of the service communication system.
- Information such as delay and bit error rate determine that the downlink task is at least The order of reception in two service communication systems.
- the feature information of the service communication system in S415 may include: first offload information and information such as a delay and a bit error rate of the service communication system.
- S410-S416 is applicable to an implementation scenario in which a terminal has a downlink service that is concurrently transmitted in at least two service communication systems.
- the control server determines the proportion of data transmitted by the downlink service in at least two service communication systems. And sending the first offload information to the terminal.
- the terminal may combine the feature information of the at least two service communication systems according to the proportion of the data indicated in the first offload information, for example, information such as delay and bit error rate to determine that the downlink task is in at least two services.
- the embodiment also provides an implementation scenario in which the terminal has uplink services that are concurrently transmitted in the at least two service communication systems.
- the terminal may determine the proportion of data transmitted by the uplink service in the at least two service communication systems. And sending the second offload information to the control server.
- the control server may determine the order of the uplink task in the at least two service communication systems according to the information of the delay and the bit error rate of the service communication system; or, the control server may according to the data ratio indicated in the second offload information and at least two services.
- the characteristic information of the delay and the bit error rate of the communication system determines the receiving order of the uplink task in the at least two service communication systems, and controls the at least two service communication systems to receive the uplink service data from the terminal according to the receiving order.
- the control server in a service transmission process between the terminal and the network, if there is no continuous coverage of any service communication system connected to the terminal, the control server is outside the coverage of the service communication system.
- the terminal can control the service transmission between the terminal and the network side through the basic link, so that the link between the terminal and the service communication system (for example, WLAN) does not have continuous coverage, and the control server can ensure the continuity of the terminal service through the basic link. transmission.
- the control server can complete the link between the terminal and the service communication system through the base link. Chaining (eg WLAN) ensures continuity of the terminal service.
- the control server can assist the handover of the non-base link of the terminal through the basic link.
- the control server can send the cell ID of the non-base link to the terminal through the basic link. , frequency information, etc. It is assumed that there is coordinated UMTS and LTE between the terminal and the network side within the current serving cell of the terminal, and the terminal performs service transmission through the link of the UMTS and the link of the LTE.
- the control server may assist the control terminal to access the next cell through the basic link.
- FIG. 5 is still another embodiment of the control server provided by the control server based on the basic link control terminal for performing service transmission by using various communication systems.
- the multimode wireless communication system provided in this embodiment is LTE/UMTS and A carrier aggregation network of a WLAN.
- the method specifically includes:
- the control server disposed on the radio access network side is combined according to one or the following information: the traffic volume of the terminal, the load status of each communication system in the multi-mode wireless communication system, the operator policy, and the user policy, determining whether The service communication system is re-determined for the terminal in a multi-mode wireless communication system. If it is determined again, S502 is performed, otherwise S501 is re-executed.
- the basic link is a link established between the terminal and the UMTS/LTE, and the control server determines whether the traffic is based on the traffic of the current terminal, the load status of each communication system in the multi-mode wireless communication system, the operator policy, and the user policy.
- the terminal re-determines the service communication system to determine whether to re-determine the service communication system for the terminal in each communication system. For example: When the terminal traffic exceeds a certain demand, or when the UMTS/LTE load is too heavy, or the terminal service is more suitable for transmission under the WLAN communication system, the control server can initiate management of the multimode wireless communication system, which is the terminal Various services determine the business communication system.
- control server instructs the terminal to measure signal quality of the communication system other than the basic link and the current service communication system in the multimode wireless communication system.
- the control server may according to whether there is an associated WLAN network in the current UMTS/LTE mobile communication network, and if not, no further processing is performed; otherwise, S503 is performed.
- the control server sends a second measurement indication to the terminal, where the second measurement indication is used to indicate signal quality of the communication system other than the basic link and the current communication communication system in the measurement multi-mode wireless communication system.
- the terminal measures, according to the second communication system measurement indication, a signal quality of the communication system corresponding to the basic link and the other communication system except the current service communication system in the multimode wireless communication system.
- the terminal reports the signal quality of the communication system corresponding to the basic link and the communication system other than the current service communication system to the control server in the multi-mode wireless communication system.
- the control server determines, according to the second setting condition, a service communication system for service transmission for each service of the terminal in the multimode wireless communication system.
- the control server can determine the most of the terminal according to the service requirements of the current terminal, the load status of each communication system in the multi-mode wireless communication system, the link quality of each communication system, the operator policy, and the user policy.
- Excellent resource usage for example: Whether to use WLAN to transmit services, or to use multiple communication systems to transmit services concurrently.
- the control server can usually send the terminal to the terminal on the basic link when the terminal and the network side have two modes of the wireless communication system. Control information, the control terminal accesses the WLAN, that is, after executing S501, the operation of S507 can be directly performed.
- the control server sends control information to the terminal on the basic link, where the control information is used to indicate a service communication system used by each service of the terminal.
- the control server can send control information to the terminal on the base link of the UMTS/LTE system.
- the terminal performs off, on, or hibernation control on the at least one wireless communication module according to the service communication system indicated by the control information.
- the control server can decide whether to initiate WIFI to perform traffic off according to factors such as network load and terminal service requirements, and send control information to the terminal through the 3G link.
- the terminal receives the control information and can perform the corresponding operation of establishing or releasing the link. Specifically, if the control information indicates that the WLAN AP is only transmitted on the 3G link or the current cell is not bound to the WLAN AP, the terminal may turn off the WIFI module, thereby solving the problem that the terminal consumes power when the WIFI is turned on for a long time; if the control information indicates that the WIFI offload is started, The terminal can start the WIFI module to perform AP search and link establishment. If the control information indicates that the WLAN offload is temporarily stopped, the terminal can put the WIFI module into a sleep state.
- This embodiment is applicable to a multimode communication system, and a mode is selected as a basic link for control.
- the transmission of information can effectively solve the effective utilization of multiple resources between the terminal and the network in the multi-mode system, and determine the most effective transmission network and transmission mode for the terminal, which improves the user experience and greatly reduces the terminal of multi-mode and multi-standby. Power consumption problem.
- the terminal establishes and/or releases a corresponding link for each service according to the service communication system indicated by the control information.
- the terminal starts the WLAN module according to the control information, performs search, authentication, and chain establishment of the corresponding WLAN AP, and replies to the network side.
- the control server can perform service transmission through UMTS/LTE, and enters a new one.
- the WLAN coverage area of the cooperative function completes the establishment and service transmission of the WLAN network through the UMTS/LTE basic link.
- the embodiment is applicable to a multi-mode communication system, and a communication system is selected as a basic link for transmitting control information, which can effectively solve the unified management problem of switching, concurrency and the like among the communication systems in the multi-mode wireless communication system.
- the multimode wireless communication system provided in this embodiment is a carrier aggregation network of LTE/UMTS and WLAN, and for other types of multimode wireless communication systems, for example, a terminal service transmission control method corresponding to a multimode wireless communication system composed of UMTS and L See this embodiment.
- the aforementioned program can be stored in a computer readable storage medium.
- the program when executed, performs the steps including the above-described method embodiments; and the foregoing storage medium includes: a medium that can store program codes, such as a ROM, a RAM, a magnetic disk, or an optical disk.
- control server includes: a processor 11 and a transceiver 12;
- the processor 11 is configured to establish a basic link between the terminal and any one of the communication systems of the multimode wireless communication system according to the first setting condition, and configured to be in the multimode wireless communication system according to the second setting condition
- Each service of the terminal determines a service communication system for service transmission;
- the transceiver 12 is configured to send control information to the terminal on the basic link, where the control information is used to indicate a service communication system used by each service of the terminal.
- the present invention further provides another embodiment of the control server.
- the first setting condition may include one or a combination of the following information: each communication in the multi-mode wireless communication system. Continuous coverage of the system, load status of each communication system, service processing capability of the terminal, and operator policy.
- the second setting condition may include one or a combination of the following information: service requirements of the terminal, load status of each communication system in the multi-mode wireless communication system, link quality of each communication system, operator policy, and User policy.
- the processor 12 may be further configured to: determine, according to the first setting condition, an initial link established by the terminal as a basic link; or initiate an initial link to a basic link established by the terminal.
- the initial link is the default link between the terminal and the multimode wireless communication system or the basic link established between the terminal and the multimode wireless communication system during the last service transmission.
- the transceiver 11 may be configured to: receive the link quality of the basic link reported by the terminal, or receive the link quality of the basic link reported by the network device corresponding to the basic link;
- the processor 12 is further configured to: if the link quality of the basic link does not meet the set condition, re-establish between the terminal and any communication system in the multi-mode wireless communication system according to the first setting condition.
- the underlying link is further configured to: if the link quality of the basic link does not meet the set condition, re-establish between the terminal and any communication system in the multi-mode wireless communication system according to the first setting condition.
- the underlying link is further configured to: if the link quality of the basic link does not meet the set condition, re-establish between the terminal and any communication system in the multi-mode wireless communication system according to the first setting condition.
- the first setting condition may further include: a current signal quality of the communication system other than the communication system corresponding to the basic link in the multimode wireless communication system;
- the transceiver 11 is further configured to: send a first measurement indication to the terminal, where the first measurement indication is used to indicate a current signal of the communication system other than the communication system corresponding to the basic link in the measurement multi-mode wireless communication system. Quality; and receiving the current signal quality of other communication systems other than the communication system corresponding to the basic link in the multi-mode wireless communication system reported by the terminal.
- the processor 12 is further configured to: determine, according to the third setting condition, whether to re-determine the service communication system for the terminal, where the third setting condition is one or a combination of the following information: traffic of the terminal, multi-mode wireless Load status, operator policy, and user policy for each communication system in the communication system.
- the second setting condition may further include: a signal quality of the communication system other than the communication system corresponding to the basic link and the current communication system in the multimode wireless communication system;
- the transceiver 11 is further configured to: send a second measurement indication to the terminal, where the second measurement indication is used to indicate that the communication system corresponding to the basic link and the current service communication system in the multi-mode wireless communication system are measured Signal quality of the system; multimode wireless communication system reported by the receiving terminal The signal quality of other communication systems other than the communication system corresponding to the basic link and the current service communication system.
- the processor 12 may be further configured to: determine any one of the following according to load conditions and/or link quality of the at least two service communication systems. The proportion of data transmitted by the line service in at least two service communication systems;
- the transceiver 11 is further configured to: send the first offload information to the terminal on the basic link, where the first offload information is used to indicate the proportion of data transmitted by any downlink service of the terminal in the at least two service communication systems. .
- the transceiver 11 is further configured to: send, to the terminal or the network device of the service communication system, a third measurement indication, where the third measurement indication is used to measure a link quality of the current service communication system; and the receiving terminal or the service communication system The link quality of the current service communication system reported by the network device.
- the processor 12 is further configured to: determine, according to the feature information of the at least two service communication systems, that at least any uplink service of the terminal is at least The receiving order in the two service communication systems is such that the network side receives the uplink service data of the terminal in the at least two service communication systems according to the receiving order.
- the feature information of the service communication system may include second offload information, where the second offload information is used to indicate a proportion of data transmitted by any uplink service of the terminal in the at least two service communication systems;
- the transceiver 11 is further configured to: receive the second offload information sent by the terminal on the basic link.
- the control server provided by the embodiment of the present invention which corresponds to the system control method of the multi-mode wireless communication system provided by the embodiment of the present invention, is an execution device of the system control method of the multi-mode wireless communication system provided by the embodiment of the present invention, and performs the same.
- the specific process of the system control method of the multi-mode wireless communication system can be implemented by referring to the system control method of the multi-mode wireless communication system, and details are not described herein again.
- the control server provided by the embodiment of the present invention may be a device that is independently configured on the radio access network side, or may be integrated with other devices on the radio access network side, for example, an eNodeB, an RNC, etc., that is, may be used as a radio access.
- the control server can provide an API interface for each communication system in the multi-mode wireless communication system on the radio access network side, facilitating transmission control of each communication system.
- the control server provided by the embodiment of the present invention establishes a basic chain between the terminal and a communication system. And transmitting control information to the terminal based on the basic link, and the control terminal establishes or releases the corresponding link according to the service communication system of each service determined by the control server, thereby improving multi-mode wireless in the environment of the multi-mode wireless communication system. Radio resource utilization and user experience of the communication system.
- Figure 7 is a schematic structural diagram of an embodiment of a terminal provided by the present invention. As shown in Figure 7, the terminal includes: a transceiver 21 and a processor 22;
- the transceiver 21 is configured to receive control information sent by the control server on the basic link, where the control information is used to indicate a service communication system used by each service of the terminal, and the basic link is controlled by the control server in the terminal and the multimode wireless communication system.
- the service communication system is determined by the control server in the multi-mode wireless communication system for each service of the terminal;
- the processor 22 is configured to establish and/or release a corresponding link for each service according to the service communication system indicated by the control information.
- FIG. 8 is a schematic structural diagram of still another embodiment of a terminal according to the present invention.
- the terminal includes: a transceiver 21, a processor 22, and a plurality of wireless communication modules 23, each of the wireless communication modules and the multimode wireless Corresponding to a communication system in the communication system;
- the wireless communication module 23 is configured to: establish or release a link with a corresponding communication system under the control of the processor 22.
- the processor 22 is further configured to: perform, disable, or control the at least one wireless communication module 23 according to the service communication system indicated by the control information.
- the transceiver 21 can be configured to: establish an initial link with the multi-mode wireless communication system as a default link between the terminal and the multi-mode wireless communication system, or when the terminal transmits the last service The underlying link established between the modular wireless communication systems.
- the processor 22 is further configured to: detect a link quality of the basic link;
- the transceiver 21 is further configured to: report the link quality of the basic link to the control server, so that the control server determines whether to re-establish the basic link between the terminal and any communication system in the multi-mode wireless communication system. .
- the transceiver 21 is further configured to: receive a first measurement indication sent by the control server, where the first measurement indication is used to indicate that the communication system other than the communication system corresponding to the basic link in the measurement multi-mode wireless communication system is currently Signal quality;
- the processor 22 is further configured to: measure current signal quality of the communication system other than the communication system corresponding to the basic link in the multimode wireless communication system;
- the transceiver 21 is further configured to: report the current signal quality of the communication system other than the communication system corresponding to the basic link in the multi-mode wireless communication system to the control server.
- the transceiver 21 is further configured to: receive a second measurement indication sent by the control server, where the second measurement indication is used to indicate that the communication system corresponding to the basic link and the current service communication system in the measurement multi-mode wireless communication system are Signal quality of other communication systems;
- the processor 22 can also be configured to: measure signal quality of a communication system other than the basic link and other communication systems other than the current service communication system in the multimode wireless communication system;
- the transceiver 21 can also be configured to: report the signal quality of the communication system corresponding to the basic link and the communication system other than the current service communication system to the control server in the multi-mode wireless communication system.
- the processor 22 is further configured to: determine, according to the feature information of the at least two service communication systems, that at least one downlink task of the terminal is at least The order of reception in the two service communication systems, and receiving downlink service data in at least two communication systems according to the order of reception.
- the feature information of the service communication system includes the first offload information, where the first offload information is used to indicate the proportion of data transmitted by any downlink service of the terminal in the at least two service communication systems; correspondingly, the transceiver may also be used.
- the processor 22 may be further configured to: determine any uplink according to load conditions and/or link quality of the at least two service communication systems. The proportion of data transmitted by the service in at least two service communication systems;
- the transceiver 21 is further configured to: send the second offload information to the control server on the basic link, where the second offload information is used to indicate the proportion of data transmitted by any uplink service of the terminal in the at least two service communication systems.
- the terminal provided by the embodiment of the present invention corresponding to the system control method of the multi-mode wireless communication system provided by the embodiment of the present invention, is an execution device of the system control method of the multi-mode wireless communication system provided by the embodiment of the present invention, and the execution thereof is performed.
- the specific process of the system control method of the mode wireless communication system refer to the implementation of the system control method of the multimode wireless communication system, and details are not described herein again.
- the terminal provided by the embodiment of the present invention first establishes a basic link with a communication system, and then receives control information sent by the radio access network side control server based on the basic link, and the terminal establishes according to the service communication system of each service determined by the control server. Or release the corresponding link to improve the wireless resource utilization and user experience of the multi-mode wireless communication system in the environment of the multi-mode wireless communication system.
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Abstract
Description
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Priority Applications (7)
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JP2014559073A JP5930442B2 (ja) | 2012-02-29 | 2013-02-26 | マルチモード無線通信システムを制御するための方法、制御サーバ、及び端末 |
EP13755343.4A EP2814297B1 (en) | 2012-02-29 | 2013-02-26 | Multi-mode wireless communication system control method, control server and terminal |
KR1020147027223A KR101632254B1 (ko) | 2012-02-29 | 2013-02-26 | 다중모드 무선 통신 시스템 제어 방법, 제어 서버 및 단말 |
ES13755343.4T ES2625387T3 (es) | 2012-02-29 | 2013-02-26 | Método de control de sistema de radiocomunicación multimodo, servidor de control y terminal |
EP16202633.0A EP3223576B1 (en) | 2012-02-29 | 2013-02-26 | Methods for controlling multimode radio communications system, control server and terminal |
US14/470,625 US9832765B2 (en) | 2012-02-29 | 2014-08-27 | Method for controlling multimode radio communications system, control server and terminal |
US15/725,009 US10383104B2 (en) | 2012-02-29 | 2017-10-04 | Methods for controlling multimode radio communications system, control server and terminal |
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JP5930442B2 (ja) | 2016-06-08 |
ES2625387T3 (es) | 2017-07-19 |
KR101632254B1 (ko) | 2016-06-21 |
EP3223576A1 (en) | 2017-09-27 |
JP2015508972A (ja) | 2015-03-23 |
US20140378143A1 (en) | 2014-12-25 |
US10383104B2 (en) | 2019-08-13 |
EP2814297A4 (en) | 2015-04-29 |
KR20140136479A (ko) | 2014-11-28 |
CN107426799A (zh) | 2017-12-01 |
US20180035413A1 (en) | 2018-02-01 |
EP3223576B1 (en) | 2019-01-02 |
CN103298140B (zh) | 2017-06-27 |
EP2814297B1 (en) | 2017-04-05 |
CN107426799B (zh) | 2020-01-03 |
US9832765B2 (en) | 2017-11-28 |
CN103298140A (zh) | 2013-09-11 |
EP2814297A1 (en) | 2014-12-17 |
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