WO2017166304A1 - 一种组通信方法、设备及系统 - Google Patents
一种组通信方法、设备及系统 Download PDFInfo
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- WO2017166304A1 WO2017166304A1 PCT/CN2016/078356 CN2016078356W WO2017166304A1 WO 2017166304 A1 WO2017166304 A1 WO 2017166304A1 CN 2016078356 W CN2016078356 W CN 2016078356W WO 2017166304 A1 WO2017166304 A1 WO 2017166304A1
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- user equipment
- identifier
- base station
- server
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W40/00—Communication routing or communication path finding
- H04W40/02—Communication route or path selection, e.g. power-based or shortest path routing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/18—Processing of user or subscriber data, e.g. subscribed services, user preferences or user profiles; Transfer of user or subscriber data
- H04W8/186—Processing of subscriber group data
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
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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
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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
- H04W88/08—Access point devices
Definitions
- the present invention relates to the field of communications, and in particular, to a group communication method, device, and system.
- the Internet of Vehicles enables wireless communication between vehicles and vehicles, and between vehicles and roadside infrastructure.
- the vehicle A can transmit the group of communication data to the server through the Long Term Evolution (LTE) network, and the server uses the broadcast.
- the group of communication data is transmitted in a multicast manner, such that the vehicle B having a distance of less than or equal to 320 meters from the vehicle A receives the group of communication data.
- LTE Long Term Evolution
- the prior art provides a group communication scheme, specifically: dividing a cell serving the base station around the road into a plurality of cell groups, and the vehicle A is When entering a cell group, it automatically joins the cell group. After the vehicle A sends the group communication data to the server, the server broadcasts the group communication data in all the cells included in the cell group, so that the cell to which the vehicle A belongs is guaranteed. The vehicle within the vehicle and all the neighboring cells of the vehicle A can receive the set of communication data, and the group communication data does not spread to the distant cell.
- the coverage of the cell may be greater than or less than 320 meters. If the coverage of the cell is much larger than 320 meters, the server may only need to broadcast the group communication data in the cell to which the vehicle A currently belongs or in the cell to which the vehicle A currently belongs and in the neighbor cell of the vehicle A, and adopt the existing scheme. The server broadcasts group communication data in the cell to which the vehicle A currently belongs and all neighbor cells of the vehicle A, which causes waste of downlink transmission resources. If the coverage of the cell is much smaller than 320 meters, the server may also need to broadcast the group communication data in other cells except the cell to which the vehicle A currently belongs and all the neighbor cells of the vehicle A, and adopt the existing scheme except the vehicle A. The user equipment in the cell other than the neighboring cell of the current home cell and the neighboring cell of the vehicle A cannot receive the group communication data, that is, the group communication data is not effectively transmitted, and cannot meet the actual transmission requirement.
- Embodiments of the present invention provide a group communication method, device, and system, which can accurately identify a cell range of broadcast group communication data and improve utilization of downlink transmission resources.
- An embodiment of the present invention provides a group communication method.
- the server first acquires a first group identifier determined according to location information of the first user equipment, and acquires group communication data sent by the first user equipment, and then, the server is configured according to the first group identifier. Transmitting group communication data in a cell corresponding to the first group of identifiers.
- the first group of identifiers in the embodiment of the present invention is determined according to the location information of the first user equipment. Therefore, the group communication method provided by the present invention can accurately identify the cell range of the group communication data sent by the first user equipment. And improve the utilization of downlink transmission resources.
- the method for the server to obtain the first group identifier is: the application server obtains the first group identifier corresponding to the location information from the preset correspondence according to the location information received by the server,
- the location information is the location information sent by the first user equipment, and the first preset correspondence relationship stores the correspondence between the location information and the first group identifier.
- the method for the server to obtain the first group identifier is: the application server receives the first group identifier sent by the first user equipment.
- the server is an application server
- the method for the application server to obtain the first group identifier is not unique.
- the application server sends group communication data to the broadcast server in the first broadcast session, and the group communication data is sent by the broadcast server in the cell, where the first broadcast session is between the application server and the broadcast server.
- the established broadcast session corresponding to the first group of identifiers.
- the server obtains the first group label
- the method is as follows: the broadcast server receives the first group of identifiers sent by the application server, or the broadcast server receives the first group of identifiers sent by the base station, where the base station is the serving base station of the first user equipment.
- the method for the broadcast server to obtain the first group of identifiers is not unique.
- the broadcast server further receives a service identifier sent by the application server, where the service identifier is used to indicate a service type of the group communication data.
- the broadcast server can learn, according to the service identifier, which type of group communication service the application server wants to perform with the broadcast server.
- the embodiment of the present invention provides a group communication method, where a user equipment acquires first information, where the first information is determined according to location information of the first user equipment, where the first information is area information of the user equipment or A set of identifiers, and then the user equipment sends the area information of the user equipment or the first group of identifiers.
- the user equipment After acquiring the area information of the user equipment or the first group identifier determined according to the location information of the user equipment, the user equipment sends the area information of the user equipment or the first group identifier determined according to the location information of the user equipment, so that The other communication devices in the group communication network system determine the first group of identifiers according to the area information of the user equipment, or the other communication devices in the group communication network system directly receive the first group of identifiers sent by the user equipment, thereby causing other communication devices to be in the first A group of identifiers transmits the group communication data in the corresponding cell.
- the group communication method provided by the present invention can accurately identify the cell range of the group communication data sent by the first user equipment. And improve the utilization of downlink transmission resources.
- the method for the user equipment to obtain the first information is: the user equipment receives the first group of identifiers sent by the base station, and the base station provides services for the user equipment.
- the user equipment obtains the first information.
- the method is as follows: the user equipment receives the preset correspondence relationship sent by the base station; the user equipment acquires the location information of the user equipment; the user equipment acquires the first group identifier corresponding to the location information from the preset correspondence relationship according to the location information, and presets the corresponding relationship.
- the correspondence between the location information and the first group of identifiers is saved.
- the user equipment sends the first group identifier to the application server.
- the method for the user equipment to obtain the first information is: first, the user equipment receives at least one area information sent by the base station, where the base station is a serving base station of the user equipment, and at least one area The information includes the area covered by the base station, and then the user equipment acquires the geographical location information of the user equipment. Finally, the user equipment uses the area information to which the geographical location information belongs in at least one area information as the area information of the user equipment according to the geographical location information.
- the user equipment sends the area information of the user equipment to the base station.
- the user equipment further receives configuration information sent by the base station, where the configuration information is used to indicate a rule used by the user equipment to send the area information of the user equipment to the base station.
- an embodiment of the present invention provides a group communication method, where a base station receives location information sent by a first user equipment, and determines a first group identifier according to the location information, and then the base station sends the first group identifier.
- the first group of identifiers in the embodiment of the present invention is determined according to the location information of the first user equipment. Therefore, the group communication method provided by the present invention can accurately identify the cell range of the group communication data sent by the first user equipment. And improve the utilization of downlink transmission resources.
- the method for the base station to send the first group identifier is: the base station sends the first group identifier to the first user equipment; or the base station sends the group identifier information to the broadcast server, where the group identifier information includes the first group identifier and the The identifier of the first user equipment.
- the group identification information further includes a service identifier, where the service identifier is used. And indicating a service type of the group communication data sent by the first user equipment.
- the broadcast server can obtain the service identifier to know which type of group communication service the base station wants to perform with the broadcast server.
- the base station before the base station receives the location information sent by the first user equipment, the base station further sends configuration information to the first user equipment, where the configuration information is used to indicate the first user equipment.
- the rule used to send the area information of the first user equipment to the base station is the area information of the first user equipment.
- an embodiment of the present invention provides a group communication method, where an application server sends a group identity request message to a broadcast server, where the group identity request message carries a service identifier, and the service identifier is used to indicate a service type of the group communication data, and correspondingly, the application
- the server receives the group identifier reply message sent by the broadcast server, and the group identifier reply message carries at least one group identifier corresponding to the service identifier and at least one cell identifier corresponding to each group identifier.
- the group identifier request message sent by the application server to the broadcast server carries the service identifier. Therefore, the application server can obtain at least one group identifier corresponding to the service identifier and at least one cell identifier corresponding to each group identifier, as needed, without acquiring other The group ID of the service type, which can reduce the receiving energy consumption of the application server and reduce the capacity of the application server storage group identifier.
- the application server in the embodiment of the present invention further acquires the group communication data sent by the first user equipment and the cell identifier of the first cell to which the first user equipment belongs, and then the application server according to the cell identifier of the first cell, Determining, in the at least one group identifier, a first group of identifiers corresponding to the cell identifier of the first cell.
- the application server sends the group communication data to the broadcast server in the first broadcast session, where the first broadcast session is between the application server and the broadcast server.
- the established broadcast session corresponding to the first group of identifiers.
- the broadcast server has established a corresponding to the first group identifier.
- the broadcast session therefore, the application server can send the group communication data directly to the broadcast server in the broadcast session corresponding to the first group of identifiers.
- an embodiment of the present invention provides a group communication method, where a broadcast server receives a group identity request message sent by an application server, where the group identity request message carries a service identifier, and the service identifier is used to indicate a service type of the group communication data, and then broadcasts The server sends a group identity reply message to the application server according to the service identifier, where the group identity reply message carries at least one group identifier corresponding to the service identifier and at least one cell identifier corresponding to each group identifier.
- the broadcast server receives the group communication data sent by the application server in the first broadcast session, where the first broadcast session is an application server and a broadcast server. A broadcast session established corresponding to the first group of identifiers.
- the broadcast server has established a broadcast session corresponding to the first group identifier, and therefore, the application server directly The group communication data is transmitted to the broadcast server in the broadcast session corresponding to the first group identifier, and correspondingly, the broadcast server receives the group communication data sent by the application server in the broadcast session.
- the broadcast server further sends a bearer request message and a group communication data to the base station, where the bearer request message carries the first group of identifiers and service identifiers, and the base station is a base station that provides services for the cell corresponding to the first group of identifiers.
- the embodiment of the present invention provides a group communication method, in which a base station receives a bearer request message sent by a broadcast server, and the bearer request message carries a first group of identifiers and service identifiers, and sends a first user equipment to the base station to provide services.
- the signaling, the first signaling carries a first group of identifiers and service identifiers, and the service identifiers correspond to the first group of identifiers.
- the base station receives the group communication data that is sent by the broadcast server and corresponds to the service identifier and the first group identifier, and then the base station sends the group communication data to the user equipment that provides the service to the base station.
- the base station After receiving the group communication data corresponding to the first group identifier and the service identifier, the base station sets the group communication data according to the first group identifier and the service identifier. send.
- the embodiment of the present invention provides a group communication method, where a user equipment that belongs to a cell corresponding to the first group identifier receives the first signaling sent by the base station, where the first signaling includes the first group identifier and the service identifier.
- the service identifier corresponds to the first group identifier.
- the user equipment receives the first signaling sent by the base station; and then, the user equipment determines whether the user has obtained the configuration corresponding to the first group identifier and the service identifier, if the user equipment has obtained the first group identifier and the service identifier. If the configuration is the same, the user equipment receives the group communication data that is sent by the base station and corresponds to the first group of the identifiers and the service identifiers.
- the user equipment If the user equipment does not obtain the configuration corresponding to the first group of the identifiers and the service identifiers, the user equipment Sending a configuration request message to the application server corresponding to the first group of the identifier and the service identifier, to obtain a broadcast session configuration corresponding to the service identifier and the first group identifier, where the configuration request message carries at least one of the first group identifier and the service identifier.
- the user equipment receives the group communication data corresponding to the service identifier and the first group identifier sent by the base station only after obtaining the broadcast session configuration corresponding to the first group identifier and the service identifier. Therefore, in the group communication method provided by the embodiment of the present invention, the user equipment does not receive group communication data of other service types, so that the receiving energy consumption of the user equipment can be reduced.
- an embodiment of the present invention provides a server, including: a processing unit and a sending unit.
- the processing unit is configured to obtain the first group of identifiers, where the first group of identifiers is determined according to location information of the first user equipment, and is used to obtain group communication data sent by the first user equipment.
- a sending unit configured to send group communication data in a cell corresponding to the first group identifier according to the first group identifier obtained by the processing unit.
- the server further includes a receiving unit.
- the receiving unit is configured to receive the location information sent by the first user equipment, or to receive the first group identifier sent by the first user equipment.
- the processing unit is configured to obtain, according to the location information received by the receiving unit, the first group of identifiers corresponding to the location information, where the first preset correspondence relationship stores the location information and the first group. The correspondence between the identifiers.
- the sending unit is specifically configured to send the group communication data to the broadcast server in the first broadcast session, and the group communication data is sent by the broadcast server in the cell, where the first broadcast session is established between the application server and the broadcast server.
- a group identifies the corresponding broadcast session.
- the server further includes a receiving unit.
- the receiving unit is configured to receive the first group of identifiers sent by the application server, or to receive the first group of identifiers sent by the base station, where the base station is a serving base station of the first user equipment.
- the receiving unit is further configured to receive a service identifier sent by the application server, where the service identifier is used to indicate a service type of the group communication data.
- an embodiment of the present invention provides a user equipment, including: a processing unit and a sending unit.
- the processing unit is configured to obtain the first information, where the first information is the area information of the user equipment or the first group identifier, and the first information is determined according to the location information of the first user equipment.
- a sending unit configured to send the first information acquired by the processing unit.
- the user equipment further includes a receiving unit,
- the receiving unit is configured to receive a first group of identifiers sent by the base station, where the base station provides a service for the user equipment, or is used to receive a preset correspondence relationship sent by the base station.
- the processing unit is further configured to acquire location information of the user equipment, and obtain location information from the preset correspondence relationship received by the receiving unit according to the location information.
- the preset correspondence relationship stores a correspondence between the location information and the first group identifier.
- the sending unit is specifically configured to send the first group of identifiers to the application server.
- the user equipment further includes a receiving unit,
- the receiving unit is configured to receive at least one area information sent by the base station, where the base station is a serving base station of the user equipment, and the at least one area information includes an area covered by the base station.
- the processing unit is further configured to obtain the geographic location information of the user equipment, and use, according to the geographic location information, the area information to which the geographical location information belongs in the at least one area information received by the receiving unit as the area information of the user equipment.
- the sending unit is specifically configured to send area information of the user equipment to the base station.
- the receiving unit is further configured to receive configuration information sent by the base station, where the configuration information is used to indicate a rule used by the user equipment to send the area information of the user equipment to the base station.
- an embodiment of the present invention provides a base station, including: a receiving unit, a processing unit, and a sending unit.
- the receiving unit is configured to receive location information sent by the first user equipment.
- a processing unit configured to determine, according to the location information received by the receiving unit, the first group of identifiers.
- a sending unit configured to send the first group of identifiers obtained by the processing unit.
- the technical effects of the base station provided by the embodiment of the present invention can be referred to the technical effects of the base station described in the group communication method performed by the base station in the foregoing third embodiment, and details are not described herein again.
- the sending unit is specifically configured to send the first group identifier to the first user equipment, or specifically, to send the group identifier information to the broadcast server, where the group identifier information includes the first group identifier and the identifier of the first user equipment. .
- the group identification information further includes a service identifier, where the service identifier is used to indicate a service type of the group communication data sent by the first user equipment.
- the location information is area information of the first user equipment
- the sending unit is further configured to: before the receiving unit receives the location information sent by the first user equipment, send the configuration information to the first user equipment, where the configuration information is used to indicate that the first user equipment sends the area information of the first user equipment to the base station. the rule of.
- an embodiment of the present invention provides an application server, including: a sending unit and a receiving unit.
- a sending unit configured to send a group identity request message to the broadcast server, where the group identity request message carries a service identifier, where the service identifier is used to indicate a service type of the group communication data.
- the receiving unit is configured to receive a group identity reply message sent by the broadcast server, where the group identity reply message carries at least one group identifier corresponding to the service identifier and at least one cell identifier corresponding to each group identifier.
- the application server further includes a processing unit
- a processing unit configured to acquire group communication data sent by the first user equipment and a cell identifier of the first cell to which the first user equipment belongs, and according to the cell identifier of the first cell, at least one group identifier received from the receiving unit A first set of identifiers corresponding to the cell identity of the first cell is determined.
- the sending unit is specifically configured to send the group communication data to the broadcast server in the first broadcast session, where the first broadcast session is an application server and A broadcast session established between the broadcast servers corresponding to the first group of identifiers.
- an embodiment of the present invention provides a broadcast server, including: a sending unit and a receiving unit.
- the receiving unit is configured to receive a group identity request message sent by the application server, where the group identity request message carries a service identifier, where the service identifier is used to indicate a service type of the group communication data.
- the sending unit is configured to send, according to the service identifier received by the receiving unit, a group identity reply message to the application server, where the group identity reply message carries at least one group identifier corresponding to the service identifier and at least one cell identifier corresponding to each group identifier.
- the receiving unit is configured to receive the group communication data sent by the application server in the first broadcast session, where the first broadcast session is an application server.
- the sending unit is further configured to send a bearer request message and a group communication data to the base station, where the bearer request message carries the first group of identifiers and service identifiers, and the base station is a base station that provides services for the cell corresponding to the first group of identifiers.
- an embodiment of the present invention provides a base station, including: a sending unit and a receiving unit.
- the receiving unit is configured to receive a bearer request message sent by the broadcast server, where the bearer request message carries a first group identifier and a service identifier, where the service identifier corresponds to the first group identifier.
- a sending unit configured to send, by the user equipment that provides the service to the base station, the first group of identifiers and the service identifier.
- the receiving unit is further configured to receive group communication data that is sent by the broadcast server and that corresponds to the service identifier and the first group identifier.
- the sending unit is further configured to send the group communication data to the user equipment that provides the service to the base station.
- a user equipment including a receiving unit, is provided in the embodiment of the present invention.
- the receiving unit is configured to receive the first group of identifiers and service identifiers sent by the base station, where the service identifiers correspond to the first group of identifiers.
- the receiving unit is configured to: if the user equipment has obtained the configuration corresponding to the first group of the identifier and the service identifier, receive the group communication data that is sent by the base station and that corresponds to the first group of the identifier and the service identifier.
- the user equipment further includes a sending unit
- a sending unit configured to send a configuration request message to the application server corresponding to the group identifier and the service identifier to obtain the service identifier and the first group, if the user equipment does not obtain the configuration corresponding to the first group identifier and the service identifier
- the configuration request message carries at least one of the first group identifier and the service identifier.
- a server includes an interface circuit, a processor, a memory, and a system bus; the interface circuit, the processor, and the memory are connected to the system bus, when the server is running The server executes the group communication method as described in the above embodiments.
- the server in the embodiment of the present invention may be an application server or a broadcast server.
- a user equipment includes an interface circuit, a processor, a memory, and a system bus; the interface circuit, the processor, and the memory are connected to the system bus, when the user When the device is running, the user equipment performs the group communication method as described in the above embodiments.
- a base station includes an interface circuit, a processor, a memory, and a system bus; the interface circuit, the processor, and the memory are connected to the system bus, when the base station is running The base station performs the group communication method as described in the above embodiments.
- the embodiment of the present invention provides a group communication system, including the server according to the foregoing embodiment, the user equipment according to the foregoing embodiment, and the base station according to the foregoing embodiment; or, as described above
- the application server as described in the example, the broadcast server as described in the foregoing embodiment, the base station as described in the foregoing embodiment, and the user equipment as described in the foregoing embodiments.
- the location information of the first user equipment is the geographic location information of the first user equipment or the area information of the first user equipment.
- the area information of the first user equipment may be determined by the first user equipment according to a pre-agreed area division rule of each node in a certain network (for example, the pre-agreed area division rule is to divide the latitude and longitude by a fixed granularity), or may be Determining, by the first user equipment, the at least one area information that is notified by the other network device (for example, the base station or the application server sends the area information of each area to the first user equipment, where the area information is the latitude and longitude information of the boundary point of the area or the area The latitude and longitude information of the center point and the radius of the area of the area, etc.).
- the pre-agreed area division rule is to divide the latitude and longitude by a fixed granularity
- the first group identifier is a communication layer group identifier (for example, Temporary Mobile Group Identity (TMGI) in the LTE system), or an application layer group identifier (for example, an application layer group).
- TMGI Temporary Mobile Group Identity
- application layer group identifier for example, an application layer group
- a group ID, or a cell identifier of the at least one cell corresponding to the first group identifier such as an E-UTRAN Cell Global Identifier (ECGI) in the LTE system, or with the first group identifier Corresponding broadcast session stream identifier.
- ECGI E-UTRAN Cell Global Identifier
- FIG. 1 is a network structure diagram of a group communication system in an LTE system architecture in the prior art
- FIG. 2 is a schematic structural diagram of a group communication system in an LTE system architecture in the prior art
- FIG. 3 is a schematic diagram 1 of dividing a cell group based on a geographical location in the prior art
- FIG. 4 is a schematic diagram 1 of a communication group communication data using a prior art
- FIG. 5 is a second schematic diagram of communication data of a transmission group using the prior art
- FIG. 6 is a schematic flowchart 1 of a group communication method according to an embodiment of the present invention.
- FIG. 7 is a second schematic flowchart of a group communication method according to an embodiment of the present disclosure.
- FIG. 8 is a schematic flowchart 3 of a group communication method according to an embodiment of the present disclosure.
- FIG. 9 is a schematic flowchart 4 of a group communication method according to an embodiment of the present disclosure.
- FIG. 10 is a schematic flowchart 5 of a group communication method according to an embodiment of the present invention.
- FIG. 11 is a schematic flowchart 6 of a group communication method according to an embodiment of the present invention.
- FIG. 12 is a schematic structural diagram 1 of a server according to an embodiment of the present disclosure.
- FIG. 13 is a schematic structural diagram 2 of a server according to an embodiment of the present disclosure.
- FIG. 14 is a schematic structural diagram 3 of a server according to an embodiment of the present disclosure.
- FIG. 15 is a schematic structural diagram 1 of a user equipment according to an embodiment of the present disclosure.
- FIG. 16 is a schematic structural diagram 2 of a user equipment according to an embodiment of the present disclosure.
- FIG. 17 is a schematic structural diagram 3 of a user equipment according to an embodiment of the present disclosure.
- FIG. 18 is a schematic structural diagram 1 of a base station according to an embodiment of the present disclosure.
- FIG. 19 is a schematic structural diagram 2 of a base station according to an embodiment of the present disclosure.
- FIG. 20 is a schematic structural diagram 1 of an application server according to an embodiment of the present disclosure.
- FIG. 21 is a schematic structural diagram 2 of an application server according to an embodiment of the present disclosure.
- FIG. 22 is a schematic structural diagram 3 of an application server according to an embodiment of the present disclosure.
- FIG. 23 is a schematic structural diagram 1 of a broadcast server according to an embodiment of the present disclosure.
- FIG. 24 is a schematic structural diagram 2 of a broadcast server according to an embodiment of the present disclosure.
- FIG. 25 is a schematic structural diagram 1 of a base station according to another embodiment of the present invention.
- FIG. 26 is a second schematic structural diagram of a base station according to another embodiment of the present disclosure.
- FIG. 27 is a schematic structural diagram 1 of a user equipment according to another embodiment of the present invention.
- FIG. 28 is a schematic structural diagram 2 of a user equipment according to another embodiment of the present disclosure.
- FIG. 29 is a schematic structural diagram 3 of a user equipment according to another embodiment of the present disclosure.
- FIG. 30 is a schematic structural diagram 1 of a group communication system according to an embodiment of the present invention.
- FIG. 31 is a schematic structural diagram 2 of a group communication system according to an embodiment of the present invention.
- the user equipment which is a wireless terminal, may be a device that provides voice and/or data connectivity to the user, a handheld device with wireless connectivity, or other processing device that is connected to the wireless modem.
- the wireless terminal can communicate with one or more core networks via a wireless access network, such as a Radio Access Network (RAN).
- RAN Radio Access Network
- the wireless terminal can be a mobile terminal, such as a mobile phone (or "cellular" phone) and a computer with a mobile terminal.
- the wireless terminal can also be a portable, pocket, handheld, computer built-in or vehicle-mounted mobile device.
- the wireless access network exchanges languages and/or data.
- a wireless terminal may also be called a system, a Subscriber Unit, a Subscriber station, a Mobile Station, a Mobile, a Remote Station, an access point. (Access point), Remote Terminal, Access Terminal, User Terminal, User Agent, or User Equipment.
- GSM Global System for Mobile Communications
- CDMA Code Division Multiple Access
- WCDMA Wideband Code Division Multiple Access
- LTE Long Term Evolution
- MCPTT 3rd Generation Partnership Project
- V2V vehicle pair Vehicle to Vehicle
- the Group Communication System Enablers (GCSE) technology of LTE is a technology that introduces the functions of the application layer to support group communication in 3GPP.
- Each user equipment in LTE may belong to one cell group or multiple different cell groups.
- the network system includes a group communication service application server (GCS AS) 100, a packet data network (PDN GW) 101, and a broadcast multicast service center (Broadcast-Multicast Service Centre).
- GCS AS group communication service application server
- PDN GW packet data network
- Broadcast-Multicast Service Centre Broadcast-Multicast Service Centre
- BM-SC group communication service application server
- eNB evolved Node B
- UE User Equipment
- the GCS AS 100 can use the LTE unicast evolved packet system for service transmission, and can also use the existing MBMS network broadcast group communication service.
- the solid line in FIG. 1 indicates that the GCS AS 100 uses the LTE unicast evolved packet system for traffic transmission, and the dashed line indicates that the GCS AS 100 uses the existing MBMS network broadcast group communication service.
- FIG. 2 is a schematic structural diagram of a group communication system in an LTE system architecture.
- the Evolved UMTS Terrestrial Radio Access Network (E-UTRAN) is a radio access network, which is included in the UE 104.
- An eNB 103 is provided to access the wireless network interface.
- the BM-SC 102 provides aggregation and transmission of services, authorization of users, establishment and initiation of MBMS service bearers, initiation of session control, etc., and synchronization between the BM-SC 102 and the eNB 103, which is responsible for processing user data.
- Related message and session related signaling Uu, M1, M3, SGi, GC1, MB2 all represent interfaces.
- the UE 104 establishes a connection with the GCS AS 100 through the GC1 interface of the application layer, and transmits group communication data to the GCS AS 100 through the GC1 interface. Since the UE 104 is added to one or more cell groups in advance, the GCS AS 100 receives the first information sent by the UE 104 (the first information has a mapping relationship with the group identifier of the cell group to which the UE 104 belongs, for example, After the information can be the cell ID and the group communication data, the GCS AS 100 can know from which cell group the group communication data it receives from the first information.
- the group identifier of the cell group may be TMGI.
- the GCS AS 100 and the BM-SC 102 pre-establish a plurality of broadcast sessions, each of which corresponds to a TMGI and a broadcast session stream identifier.
- the GCS AS 100 receives the first information and the group communication data, it automatically transmits the group of communication data in the first broadcast session, the first broadcast session corresponding to TMGI1, and the TMGI1 corresponding to the first information.
- the effective transmission distance of group communication data is less than or equal to 320 meters.
- the prior art provides a group communication scheme, specifically: dividing a cell serving the base station around the road into a plurality of cell groups, so that After the vehicle A enters a cell group, it automatically joins the cell group. After the vehicle A sends the group communication data to the server, the server broadcasts the group communication data in all the cells included in the cell group.
- eNB1, eNB2, and eNB3 are divided into cell group 1
- eNB2, eNB3, and eNB4 are divided into cell group 2
- eNB3, eNB4, and eNB5 are divided into cell group 3.
- the method is used to transmit a group pass.
- the data can meet the actual needs, but in the scenario of dividing the cell group based on the location, the transmission of the group communication data by the above method may cause waste of resources or the group communication data is not effectively transmitted.
- the server may only need to broadcast the group communication data in the current home cell of the user equipment or the current home cell of the user equipment and part of the neighbor cell of the user equipment.
- the group communication data is not broadcast in all neighbor cells of the user equipment currently home cell user equipment.
- eNB1, eNB2, and eNB3 are divided into cell group 1, and vehicle A located in cell 2 (the cell served by eNB2) transmits V2V data to the server.
- the server broadcasts the V2V data in the cell group 1 (the cell 1 served by the eNB1, the cell 2, and the cell 3 served by the eNB3).
- the effective transmission distance of the V2V data is at most 320 meters (the dotted line frame indicates the area centered on the vehicle A and the radius is 320 meters), all the vehicles of the cell 3 do not need to receive the V2V data.
- the V2V data only needs to be broadcast in the cell 1 and the cell 2.
- using the existing method to transmit V2V data will waste the downlink transmission resources of the cell 3.
- the server may also need to broadcast group communication data in other cells except the current home cell of the user equipment and all neighbor cells of the user equipment.
- eNB1, eNB2, and eNB3 are divided into cell group 1, and vehicle A located in cell 2 (the cell served by eNB2) transmits V2V data to the server.
- the server broadcasts the V2V data in the cell group 1 (the cell 1 served by the eNB1, the cell 2, and the cell 3 served by the eNB3).
- the effective transmission distance of the V2V data is at most 320 meters.
- the dotted line frame indicates the coverage area with the radius of 320 meters centered on the vehicle A, and the coverage includes the cell 1, the cell 2, the cell 3, and the cell 4 (eNB4).
- the cell providing the service therefore, the vehicle located in the cell 4 also needs to receive the V2V data.
- the existing method is used to transmit V2V data, and the vehicle located in the cell 4 cannot receive the V2V data.
- the V2V data Thus, using existing methods to transmit V2V data will result in V2V data not being efficiently transmitted.
- An embodiment of the present invention provides a group communication method, device, and system.
- the server acquires a first group identifier determined according to location information of the first user equipment, and acquires group communication data sent by the first user equipment, and then, the server according to the first
- the group identifier transmits the group communication data in the cell corresponding to the first group identifier.
- the first group of identifiers in the embodiment of the present invention is determined according to the location information of the first user equipment. Therefore, the group communication method provided by the present invention can accurately identify the cell range of the group communication data sent by the first user equipment. And improve the utilization of downlink transmission resources.
- the group communication method and apparatus provided by the embodiments of the present invention are applicable to a group communication system similar to that shown in FIG. 2 and FIG. 3, and are applicable to group communication services of cell groups based on the geographic location of the user equipment.
- the server in the embodiment of the present invention is an application server or a broadcast server.
- a server is used as an application server or a broadcast server as an example for description.
- the application server in the embodiment of the present invention may be a GCS AS in the LTE system, or may be a V2V application server in the V2V communication system, which is not specifically limited in this embodiment of the present invention.
- V2V communication technology refers to the technology of transmitting its own state information (such as speed, position, driving direction, brakes, etc.) between cars in a V2V wireless network.
- An embodiment of the present invention provides a group communication method, as shown in FIG. 6, including:
- the application server negotiates with the broadcast server to establish a broadcast session corresponding to the group identifier of all the cell groups in advance.
- the first user equipment accesses the group communication network, and establishes an application layer connection between the first user equipment and the application server.
- the first user equipment sends location information of the first user equipment to the application server.
- the application server responds to the preset according to the location information of the first user equipment. In the relationship, the first group of identifiers corresponding to the location information of the first user equipment is obtained.
- the preset correspondence relationship stores at least one location information and a group identifier corresponding to each location information.
- the first user equipment sends group communication data to the application server.
- the application server sends the group communication data to the broadcast server in a broadcast session corresponding to the first group identifier.
- the broadcast server sends the group communication data in a cell corresponding to the first group identifier.
- the first user equipment may join multiple cell groups according to the location thereof, or only one cell group may be configured in the entire group communication network, and the first user equipment joins the Community group.
- a network bearer is established between the first user equipment and a base station serving the same, and the network bearer is used to transmit group communication data.
- the first user equipment when the first user equipment is in the access group communication network, the first user equipment receives the configuration information sent by the application server, where the configuration information is used to indicate that the first user equipment sends the location information of the first user equipment to the application server.
- the location information of the first user equipment is geographical location information of the first user equipment or area information of the first user equipment.
- the geographic location information of the first user equipment may be two-dimensional geographic location information represented by latitude and longitude coordinates.
- the current geographic location information of the first user equipment is B
- the latitude and longitude coordinates of the B ground are (x, y).
- each node in the group communication network system (including the user equipment, the base station, the application server, and the broadcast server) divides the latitude and longitude grid into multiple regions according to a pre-agreed area division rule, and each The area information of the first user equipment is determined by the first user equipment according to the pre-agreed area division rule, and the area information of the first user equipment is determined.
- the base station in the group communication network system divides the coverage of at least one cell in the group communication network system according to a certain area division rule. At least one area, where the information of each area is different, the base station sends at least one area information to the first user equipment, the first user equipment acquires the location information of the first user equipment, and uses the area information to which the location information of the at least one area information belongs The area information of the first user equipment.
- the application server and the broadcast server may interact with the base station in advance to learn at least one area information.
- the area information in the embodiment of the present invention includes latitude and longitude information of a boundary point of the area range or latitude and longitude information of a center point of the area and an area radius of the area.
- the configuration information sent by the application server to the first user equipment is in a reporting period of the location information of the first user equipment, a reporting format of the location information of the first user equipment, and a reporting triggering condition of the location information of the first user equipment. at least one.
- the reporting format of the location information of the first user equipment may be complete location information, or location information that satisfies a certain precision.
- the reporting trigger condition of the location information of the first user equipment may be any one of the following:
- the first user equipment sends the location information of the first user equipment to the application server at the current time.
- the first user equipment sends the first user to the application server.
- the current location information of the device If the distance between the current location information of the first user equipment and the location information sent by the first user equipment to the application server is greater than or equal to a preset threshold, the first user equipment sends the first user to the application server.
- the current location information of the device If the distance between the current location information of the first user equipment and the location information sent by the first user equipment to the application server is greater than or equal to a preset threshold, the first user equipment sends the first user to the application server. The current location information of the device.
- the first user equipment sends the current area information of the first user equipment to the application server.
- the first user equipment After the first user equipment accesses the group communication network, the first user equipment sends its own location information to the application server, that is, the first user equipment performs S102.
- the first user equipment first acquires its own location information.
- the first user equipment may obtain the geographic location information of the first user equipment by using any existing positioning technology.
- the first user equipment has a positioning function, and the first user equipment adopts The satellite positioning technology determines its own geographical location information, or uses inertial navigation technology to determine its own geographical location information.
- the first user equipment first determines the geographical location information of the first user equipment, and then the first user equipment uses the geographical location information of the first user equipment according to the pre-agreed area division rule. Or determining the area information of the first user equipment by using at least one area information obtained from the base station. For the method for determining the geographic location information of the first user equipment, refer to the foregoing description, and details are not described herein again.
- the first user equipment After acquiring the location information of the first user equipment, the first user equipment sends its own location information to the application server.
- the first user equipment can carry its location information in a CAM (Cooperative Awareness Message) and send it to the V2V application server.
- CAM Cooperative Awareness Message
- the method for the first user equipment to send the area information to the application server may be any one of the following two methods:
- the first user equipment first determines the current area information of the first user equipment, and then the first user equipment determines whether the current area information of the first user equipment is the same as the area information that the first user equipment sends to the application server last time; if different, The first user equipment sends the current area information of the first user equipment to the application server.
- the first user equipment determines current area information of the first user equipment, and sends current area information of the first user equipment to the application server.
- the first user equipment receives the configuration information sent by the application server after accessing the group communication network, the first user equipment sends the location information of the first user equipment to the application server by using the rule indicated by the configuration information.
- the first user equipment sends the location information to the application server according to the reporting trigger condition.
- the identifier of the first user equipment is also sent.
- the application server After receiving the location information sent by the first user equipment, acquires, according to the location information of the first user equipment, the first information corresponding to the location information of the first user equipment from the preset correspondence relationship.
- Group identification that is, execution S103.
- the preset correspondence relationship stores at least one location information and a group identifier corresponding to each location information.
- the at least one location information may be at least one location information, or may be area information corresponding to each broadcast session.
- the preset correspondence relationship stores the correspondence between the location information of the first user equipment and the first group identifier.
- the application server receives the geographical location information of the first user equipment, and the application server is configured according to the first user.
- the geographical location information of the device can obtain the first group of identifiers corresponding to the geographic location information of the first user equipment from the preset correspondence.
- the application server receives the area information of the first user equipment, and the application server is based on the area of the first user equipment.
- the information, the first group of identifiers corresponding to the area information of the first user equipment can be obtained from the preset correspondence.
- the first group identifier may be an application layer group identifier, or may be a communication layer group identifier, or may be a cell identifier of at least one cell included in the first cell group indicated by the first group identifier. It may also be a broadcast session stream identifier corresponding to the first group identifier.
- the communication layer group identifier is TMGI.
- the broadcast session flow identifier is different from the current flow identifier Flow ID of the GCSE technology.
- the flow ID of the GCSE technology is used to distinguish different broadcast IDs in the same cell group, and different flow IDs corresponding to the same cell group.
- the phonetic areas must not overlap and must be located under the control of different broadcast servers.
- the broadcast session stream identifier is an area corresponding to a specific cell set in an area corresponding to the same cell group.
- the broadcast session stream identifier is used to establish a broadcast session, and the broadcast session corresponds to a downlink broadcast/multicast cell list, and the cells may be located within the control range of different broadcast servers.
- the first cell group may include one cell, and may also include at least two cells. Therefore, the first cell group may be represented by a cell identifier of at least one cell included in the cell group. Specifically, if the first cell group includes only one cell (cell A), the first cell group may be represented by cell A. If the first cell group includes three cells (Cell A, Cell B, and Cell C), the first cell group may be represented by a cell list including Cell A, Cell B, and Cell C.
- the application server obtains the location information of the first user equipment according to the location information of the first user equipment. Obtaining, by the preset correspondence, at least one cell identifier corresponding to the location information of the first user equipment.
- the application server further determines, according to the at least one cell identifier corresponding to the location information of the first user equipment, the broadcast session stream identifier of the group communication data from the broadcast session corresponding to the group identifier of all the cell groups that are pre-established.
- the application server after receiving the group communication data sent by the first user equipment, the application server sends the group communication data to the broadcast server in the broadcast session corresponding to the first group identifier, where the broadcast server corresponds to the first group identifier.
- the group communication data is transmitted in the cell, that is, S104-S106 is executed.
- the S104-S106 is the same as the prior art, and is not described in detail in this embodiment of the present invention.
- the first user equipment may perform S102 first, then execute S104, or may perform S104 first, then perform S102, and may also perform S102 and S104 at the same time, which is not specifically limited in this embodiment of the present invention.
- the identifier of the first user equipment is also sent.
- the first user equipment in the embodiment of the present invention determines the area information of the first user equipment according to the at least one area information sent by the base station, the first user equipment sends the location of the first user equipment to the application server. Before the information, the first user equipment further receives at least one area information sent by the base station.
- the group communication method provided by the embodiment of the present invention may further include S107 before S102.
- the base station sends at least one area information to the first user equipment.
- the base station may send the at least one area information to the first user equipment by using the system message, or may send the at least one area information to the first user equipment by using an RRC (Radio Resource Control) message, which is not used by the embodiment of the present invention. Specifically limited.
- RRC Radio Resource Control
- S107 in Fig. 6 is indicated by a broken line.
- the application server determines, according to the location information sent by the first user equipment, the first group of identifiers, to send the group communication data sent by the first user equipment in the cell corresponding to the first group identifier. Because the first group of identifiers is determined according to the location information of the first user equipment, the cell corresponding to the first group of identifiers can meet the requirement of the group communication data for the transmission distance, that is, the group communication method provided by the embodiment of the present invention can The cell range of the group communication data sent by the first user equipment is accurately identified, and the utilization rate of the downlink transmission resources is improved.
- Another embodiment of the present invention provides a group communication method, as shown in FIG. 7, including:
- the application server negotiates with the broadcast server to establish a broadcast session corresponding to the group identifier of all the cell groups in advance.
- the first user equipment accesses the communication network, and establishes an application layer connection between the first user equipment and the application server.
- the first user equipment sends location information of the first user equipment to the base station.
- the base station acquires, according to the location information of the first user equipment, the first group identifier corresponding to the location information of the first user equipment from the preset correspondence.
- the base station sends the first group identifier and the identifier of the first user equipment to the broadcast server.
- the first user equipment sends group communication data to the application server.
- the application server sends the group communication data and the identifier of the first user equipment to the broadcast server.
- the broadcast server sends, according to the first group identifier corresponding to the first user equipment, the group communication data of the first user equipment to the cell corresponding to the first group identifier.
- S200 in the embodiment of the present invention is the same as S100 in the previous embodiment, and S207 is the same as S106 in the previous embodiment, and details are not described herein again.
- the first user equipment when the first user equipment is in the access group communication network, that is, the first user equipment performs S201, the first user equipment receives the configuration information sent by the base station, and the configuration information is used. The rule used by the first user equipment to send the location information of the first user equipment to the base station is indicated.
- the first user equipment may receive the configuration information sent by the base station by using the system message, and may also receive the configuration information sent by the base station by using the RRC message, which is not specifically limited in this embodiment of the present invention.
- the method for the first user equipment to obtain the location information of the first user equipment in the embodiment of the present invention is the same as the method for the first user equipment to obtain the location information of the first user equipment in the previous embodiment, and details are not described herein again.
- the first user equipment in a process in which the first user equipment establishes an application layer connection between the first user equipment and the application server, the first user equipment sends a service identifier to the application server, where the service identifier is used to indicate a service type of the group communication data.
- the service identifier is used to represent a V2V service or a V2I service in an Internet of Vehicles.
- the first user equipment after acquiring the location information of the first user equipment, the first user equipment sends the location information to the base station, that is, the first user equipment performs S202.
- the method for the first user equipment to send the location information of the first user equipment to the base station in the embodiment of the present invention may refer to the method for the first user equipment to send the location information of the first user equipment to the application server in the previous embodiment. Detailed description will be given.
- the first user equipment sends the location information of the first user equipment to the application server in the previous embodiment.
- the first user equipment sends the location information of the first user equipment to the base station.
- the identifier of the first user equipment is also sent.
- the base station After receiving the location information sent by the first user equipment, the base station acquires the first group identifier corresponding to the location information of the first user equipment according to the location information of the first user equipment, that is, performs S203.
- the information stored in the preset correspondence relationship in the embodiment of the present invention is the same as the information stored in the preset correspondence relationship in the previous embodiment.
- the difference is that the preset correspondence relationship in the embodiment of the present invention is stored in the base station, in the previous embodiment.
- the preset correspondence is stored in the application server.
- the base station after determining the first group identifier, the base station sends the first group identifier to the broadcast server through the group communication network.
- the base station needs to send the identifier of the first user equipment while sending the first group identifier to the broadcast server.
- the base station sends the first group of identifiers and the identifier of the first user equipment to the broadcast server, that is, S204.
- the base station may send the first group identifier and the identifier of the first user equipment to the broadcast server by using the first signaling channel, where the first signaling channel includes a base station and an MCE (Multi-cell/multicast Coordination Entity). Between the signaling channel between the MCE and the MME (Mobility Management Entity), and between the MME and the MBM-GW (Multimedia Broadcast Multicast Service Gateway) Signaling channel and signaling channel between the MBM-GW and the broadcast server.
- MCE Multi-cell/multicast Coordination Entity
- the base station may also send the first group of identifiers to the broadcast server through the second signaling channel.
- the identifier of the first user equipment, the second signaling channel includes a signaling channel between the base station and the S-GW (service gateway), and the S-GW and the P-GW (the packet network gateway) Signaling channel between and the signaling channel between the P-GW and the broadcast server.
- the base station when the base station sends the first group identifier and the identifier of the first user equipment to the broadcast server, the base station may further send the validity period of the first group identifier to the broadcast server.
- the broadcast server no longer transmits the group communication data by using the first group of identifiers, thereby ensuring the validity of the broadcast group communication data.
- the base station when the base station sends the first group identifier and the identifier of the first user equipment to the broadcast server, the base station may further send the service identifier to the broadcast server.
- the service identifier is used to indicate the Internet of Vehicles service.
- the broadcast server can obtain the cell corresponding to the first group identifier according to the service identifier. Available car networking business.
- the first user equipment when the first user equipment sends the group communication data to the application server in the above S205, the first user equipment further sends the identifier of the first user equipment to the application server. Further, the application server sends the group communication data and the identifier of the first user equipment to the broadcast server, that is, S206 is performed.
- the broadcast server can know, according to the identifier of the first user equipment, that the group communication data needs to be sent to the cell corresponding to the first group identifier.
- the application server receives the service identifier sent by the first user equipment in the process of the first user equipment accessing the communication network, the application server obtains the group communication data, and the application server broadcasts the service identifier.
- the group communication data and the identity of the first user equipment are sent to the broadcast server in the session.
- the broadcast server can know the type of service to which the group communication data belongs by using the broadcast session.
- the broadcast server sends the group communication data to the cell corresponding to the first group identifier according to the first group identifier corresponding to the first user equipment that is received last time.
- the first user equipment may send group communication data to the application server at any time after the access group communication network, that is, S205. It can be executed at any time after S201.
- the location information of the first user equipment in the embodiment of the present invention is the area information of the first user equipment
- the area information of the first user equipment is determined by the first user equipment according to the at least one area information sent by the base station.
- the first user equipment further receives at least one area information sent by the base station before the first user equipment sends the area information of the first user equipment to the base station.
- the group communication method provided by the embodiment of the present invention may further include S208 before S202.
- the base station sends at least one area information to the first user equipment.
- S208 in Fig. 7 is indicated by a broken line.
- S208 in the embodiment of the present invention is the same as S107 in the previous embodiment, and details are not described herein again.
- the manner in which the first group of identifiers are determined by the base station reduces the deployment cost and computational complexity of the core network.
- Another embodiment of the present invention provides a group communication method, as shown in FIG. 8, including:
- the application server negotiates with the broadcast server to establish a broadcast session corresponding to the group identifier of all the cell groups in advance.
- the first user equipment accesses the group communication network, and establishes an application layer connection between the first user equipment and the application server.
- the first user equipment sends location information of the first user equipment to the base station.
- the base station acquires, according to the location information of the first user equipment, the first group identifier corresponding to the location information of the first user equipment from the preset correspondence.
- the base station sends the first group identifier to the first user equipment.
- the first user equipment sends the first group of identifiers and group communication data to the application server.
- the application server sends the group communication data to the broadcast server in the session corresponding to the first group identifier.
- the broadcast server sends the group communication in all cells corresponding to the first group identifier. Letter data.
- S300-S303 in the embodiment of the present invention is the same as S200-S203 in the foregoing embodiment, and S306-S307 is the same as S105-S106 in the foregoing embodiment, and details are not described herein again.
- the base station sends the first group identifier to the first user equipment after determining the first group identifier.
- the first group of identifiers can be transmitted directly between the first user equipment and the application server through the application layer message.
- the first user equipment when the first user equipment performs S305, the first user equipment may simultaneously send the first group of identifiers and group communication data to the application server, or may first send the first group of identifiers to the application server, and then apply to the application.
- the server sends the group communication data, and may also send the group communication data to the application server, and then send the first group of identifiers to the application server, which is not specifically limited in this embodiment of the present invention.
- the location information of the first user equipment in the embodiment of the present invention is the area information of the first user equipment
- the area information of the first user equipment is determined by the first user equipment according to the at least one area information sent by the base station.
- the first user equipment further receives at least one area information sent by the base station before the first user equipment sends the area information of the first user equipment to the base station.
- the group communication method provided by the embodiment of the present invention may further include S308 before S302.
- the base station sends at least one area information to the first user equipment.
- S308 in Fig. 8 is indicated by a broken line.
- S308 in the embodiment of the present invention is the same as S208 in the previous embodiment, and details are not described herein again.
- the first user equipment in the embodiment of the present invention can directly send the first group of identifiers to the application server through the application layer message, without using the signaling channel on the network side, and reducing the server receiving the first group of identifiers. Use the load while reducing core network deployment costs.
- Another embodiment of the present invention provides a group communication method, as shown in FIG. 9, including:
- the application server negotiates with the broadcast server, and pre-establishes with all the cell groups.
- the group ID corresponds to the broadcast session.
- the first user equipment accesses the group communication network, and establishes an application layer connection between the first user equipment and the application server.
- the base station sends a preset correspondence relationship to the first user equipment.
- the preset correspondence relationship in the embodiment of the present invention stores at least one location information and a group identifier corresponding to each location information.
- the first user equipment acquires location information of the first user equipment.
- the first user equipment acquires, according to the location information of the first user equipment, the first group identifier corresponding to the location information of the first user equipment from the preset correspondence.
- the first user equipment sends the first group of identifiers and group communication data to the application server.
- the application server sends the group communication data to the broadcast server in the session corresponding to the first group identifier.
- the broadcast server sends the group communication data in a cell corresponding to the first group identifier.
- S400-S401 in the embodiment of the present invention is the same as S300-S301 in the foregoing embodiment, and S405-S407 is the same as S305-S307 in the foregoing embodiment, and details are not described herein again.
- the base station stores a preset correspondence, where the preset correspondence holds at least one location information and a group identifier corresponding to each location information.
- the method for the base station to send the second preset correspondence to the first user equipment in the foregoing S402 may be that the base station sends the preset correspondence relationship to the first user equipment by using the system message, or may send the preset to the first user equipment by using the RRC message by the base station.
- the corresponding relationship is not specifically limited in the embodiment of the present invention.
- the first user equipment After determining the location information of the first user equipment, the first user equipment acquires the first group identifier corresponding to the location information of the first user equipment, that is, the first The user equipment performs S404.
- the first user equipment After acquiring the first group identifier, the first user equipment sends the first group identifier and group communication data to the application server.
- the first user equipment first determines the first group identifier corresponding to the current area information of the first user equipment, and then the first user equipment determines the first group identifier and the group identifier that the first user equipment sends to the application server last time. Whether they are the same; if different, the first user equipment sends the first group of identifiers to the application server.
- the first user equipment determines a first group identifier corresponding to the current area information of the first user equipment, and sends the first group identifier to the application server.
- the first user equipment can directly complete the transmission of the group communication data and the first group identifier by using the application layer message.
- the location information of the first user equipment is the area information of the first user equipment
- the area information of the first user equipment is determined by the first user equipment according to the at least one area information sent by the base station. And before the first user equipment acquires the area information of the first user equipment, the first user equipment further receives the at least one area information sent by the base station.
- the group communication method provided by the embodiment of the present invention may further include S408 before S403.
- the base station sends at least one area information to the first user equipment.
- S408 in Fig. 9 is indicated by a broken line.
- S408 in the embodiment of the present invention is the same as S309 in the previous embodiment, and details are not described herein again.
- S402 may be performed first, and then S408 may be performed.
- S408 may be performed first, then S402 may be performed, and S408 and S402 may be performed at the same time, which is not specifically limited in the embodiment of the present invention.
- the first user equipment of the present invention determines the first group of identifiers, and sends the first group of identifiers to the application server by using the application layer message, thereby reducing the base station. And the load on the server.
- Another embodiment of the present invention provides a group communication method, as shown in FIG. 10, including:
- the application server sends a group identity request message carrying the service identifier to the broadcast server.
- the service identifier is used to indicate the service type of the group communication data.
- the group identity request message in all the embodiments of the present invention is an Allocate TMGI Request message in the LTE system, where the TMGI allocation message carries a service identifier indicating a car network service, and the broadcast server receives the message. After the TMGI allocation message sent by the application server is obtained, the application server needs to know the group identifier of the vehicle network service according to the service identifier.
- the broadcast server determines, according to the service identifier, at least one group identifier corresponding to the service identifier and at least one cell identifier corresponding to each group identifier.
- the broadcast server sends a group identity reply message to the application server.
- the group identifier reply message carries at least one group identifier determined by the broadcast server according to the service identifier and at least one cell identifier corresponding to each group identifier.
- the group identification reply information in all embodiments of the present invention is an Allocate TMGI Response message in the LTE system.
- the group identity reply message in the embodiment of the present invention may further carry a broadcast session configuration corresponding to all cells included in each mobile group (for example, a cell identity of all cells corresponding to each broadcast session, and a port of each broadcast session) No., Multicast Internet Protocol (Multicast Internet Protocol) address information, GPRS Tunneling Protocol (GTP) tunnel configuration information, etc.).
- the broadcast session configuration is applicable to all embodiments of the present invention.
- the application server acquires group communication data sent by the first user equipment and a cell identifier of the first cell.
- the first cell is a cell to which the first user equipment belongs.
- the application server determines, according to the cell identifier of the first cell, a first group identifier corresponding to the cell identifier of the first cell from the at least one group identifier.
- the application server determines whether the group identity reply message carries the first group identifier. Corresponding broadcast session configuration.
- the application server sends a broadcast session activation request message to the broadcast server.
- the broadcast session activation request message carries the first group identifier.
- the broadcast session activation request message is an MBMS Session Activation Request (Activate MBMS Bearer Request) message in the LTE system.
- the application server sends the group communication data to the broadcast server in the first broadcast session.
- the first broadcast session is a broadcast session corresponding to the first group of identifiers established between the application server and the broadcast server.
- the broadcast server in the embodiment of the present invention further establishes, according to the service identifier, at least one broadcast session for transmitting group communication data.
- the group communication method provided by the embodiment of the present invention further includes:
- the broadcast server establishes a session between the at least one cell indicated by the at least one cell identifier and the broadcast server according to the service identifier.
- the provided group communication methods also include:
- the broadcast server sends a bearer request message carrying the first group identifier and the service identifier to the base station.
- the service identifier corresponds to the first group identifier.
- the broadcast server sends the group communication data that it receives in the first broadcast session to the base station.
- the user equipment that the base station provides the service to the base station sends the first group of identifiers and service identifiers.
- the base station sends the user equipment that provides the service to the base station.
- the first group of the identifiers and the service identifiers may be carried in the same field, and may be carried in different fields, which is not specifically limited in this embodiment of the present invention.
- the second user equipment identifies the service identifier, and determines whether the configuration corresponding to the first group identifier and the service identifier is obtained.
- the second user equipment is one of the user equipments that provide services for the base station.
- the second user equipment If the second user equipment does not obtain the configuration corresponding to the first group identifier and the service identifier, the second user equipment sends a configuration request message to the application server corresponding to the first group identifier and the service identifier, to obtain the service.
- the configuration corresponding to the identifier and the first group of identifiers If the second user equipment does not obtain the configuration corresponding to the first group identifier and the service identifier, the second user equipment sends a configuration request message to the application server corresponding to the first group identifier and the service identifier, to obtain the service.
- the configuration corresponding to the identifier and the first group of identifiers The configuration corresponding to the identifier and the first group of identifiers.
- the second user equipment receives the group communication data that is sent by the base station and corresponds to the first group identifier and the service identifier.
- the user equipment does not need to store the group identifier corresponding to the service identifier.
- the group communication method provided by the embodiment of the present invention can reduce the number and complexity of the storage group identifier of the user equipment, and improve the capability of the user equipment to identify the broadcast service according to the service type.
- each V2I The application server only needs to establish a broadcast session of the V2I service with the broadcast server, and the service identifier corresponding to the V2I service type is carried in the group identifier corresponding to the V2I service broadcasted by the air interface, and any vehicle can learn the broadcast according to the service identifier.
- the type of service of the session to determine whether it needs to receive the service of that type of service.
- the handheld terminal only needs to determine itself for the handheld terminal. Whether the V2P information needs to be received, whether it is necessary to acquire the configuration of the broadcast session and receive the broadcast session without concern for the broadcast session of other car networking, can reduce the receiving energy consumption of the handheld terminal device.
- each node in the group communication network system may also send the validity period of the first group identifier when transmitting the first group identifier. In this way, after the time exceeds the validity period, the server no longer uses the first group of identifiers to send group communication data, thereby ensuring the validity of the broadcast group communication data.
- the embodiment of the present invention provides a server 1 for performing the steps performed by an application server or a broadcast server in the above method.
- the server 1 may include modules corresponding to the respective steps.
- the server 1 provided by the embodiment of the present invention may include:
- the processing unit 10 is configured to obtain a first group identifier, where the first group identifier is determined according to location information of the first user equipment, and is used to acquire group communication data sent by the first user equipment.
- the sending unit 11 is configured to send the group communication data in a cell corresponding to the first group identifier according to the first group identifier acquired by the processing unit 10.
- the server 1 further includes a receiving unit 12.
- the receiving unit 12 is configured to receive the location information sent by the first user equipment, or to receive the first group identifier sent by the first user equipment.
- the processing unit 10 is configured to acquire, according to the location information received by the receiving unit 12, a preset corresponding to the location information. And the first preset correspondence relationship saves a correspondence between the location information and the first group identifier.
- the sending unit 11 is specifically configured to send the group communication data to a broadcast server in a first broadcast session, where the broadcast server sends the location in the cell.
- the group communication data, the first broadcast session is a broadcast session established between the application server and the broadcast server and corresponding to the first group identifier.
- the receiving unit 12 is configured to receive the first group of identifiers sent by the application server, or to receive the first group of identifiers sent by the base station,
- the base station is a serving base station of the first user equipment.
- the receiving unit 12 is configured to receive a service identifier sent by the application server, where the service identifier is used to indicate a service type of the group communication data.
- the server 1 of the present embodiment may correspond to an application server or a broadcast server in the group communication method of the embodiment described above in any of FIGS. 6 to 9, and each of the servers 1 of the present embodiment
- the division and/or function of the modules are all for the implementation of the method flow shown in any one of FIG. 6 to FIG. 9. For brevity, no further details are provided herein.
- the embodiment of the present invention provides a server, where the server first obtains the first group identifier determined according to the location information of the first user equipment, and obtains group communication data sent by the first user equipment, and then, according to the first group identifier, the server The first group identifies the group communication data in the corresponding cell. Because the first group of identifiers is determined according to the location information of the first user equipment, the group communication method provided by the present invention can accurately identify the cell range of the group communication data sent by the first user equipment, and improve the downlink transmission resources. Utilization.
- the server includes an interface circuit 20, a processor 21, a memory 22, and a system bus 23.
- the interface circuit 20, the processor 21 and the memory 22 are respectively connected by the system bus 23, and complete communication with each other.
- FIG. 14 the structure of the server shown in FIG. 14 is not limited to a server, and may include more or less components than those illustrated, or some components may be combined, or different component arrangements.
- the server executes the group communication method described in the foregoing embodiment.
- group communication method refer to the related description in the foregoing embodiment shown in any one of FIG. 6 to FIG. 11 , and details are not described herein again.
- the interface circuit 20 is configured to implement a communication connection between the server and other communication devices.
- the memory 22 can be used to store software programs and application modules, and the processor 21 executes various functional applications and data processing of the server by running software programs and application modules stored in the memory 22.
- the memory 22 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application required for at least one function (such as transmitting group communication data), and the like; and the storage data area may store the first group of identifications.
- the memory 22 may include a volatile memory, such as a high-speed random access memory (RAM), and the memory 22 may also include a non-volatile memory, such as at least one disk storage device, a flash memory device, Or other volatile solid-state storage devices.
- a volatile memory such as a high-speed random access memory (RAM)
- the memory 22 may also include a non-volatile memory, such as at least one disk storage device, a flash memory device, Or other volatile solid-state storage devices.
- the processor 21 is a control center of the server, and connects various parts of the entire server by using various interfaces and lines, by running or executing software programs and/or application modules stored in the memory 22, and calling the storage in the memory.
- the data in 22 performs various functions of the server and processes data, thereby overall monitoring the server.
- the processor 21 can be a central processing unit (CPU), and can also be other general-purpose processors, digital signal processing (DSP) or other programmable logic devices or transistor logic devices, discrete hardware. Components, etc.
- the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
- the system bus 23 can include a data bus, a power bus, a control bus, a signal status bus, and the like. For the sake of clarity in the present embodiment, various buses are illustrated as the system bus 23 in FIG.
- the embodiment of the present invention provides a server, where the server first obtains the first group identifier determined according to the location information of the first user equipment, and obtains group communication data sent by the first user equipment, and then, according to the first group identifier, the server The first group identifies the group communication data in the corresponding cell. Since the first group of identifiers is determined according to the location information of the first user equipment, the group communication method provided by the present invention can accurately identify Do not broadcast the cell range of the group communication data sent by the first user equipment, and improve the utilization rate of the downlink transmission resources.
- Another embodiment of the present invention provides a user equipment 1 for performing the steps performed by the first user equipment in the above method.
- the user equipment 1 may include modules corresponding to corresponding steps.
- the user equipment 1 provided by the embodiment of the present invention may include:
- the processing unit 30 is configured to obtain the first information, where the first information is the area information of the user equipment or the first group of identifiers, and the first information is determined according to the location information of the first user equipment.
- the sending unit 31 is configured to send the first information that is obtained by the processing unit 30.
- the user equipment 1 further includes a receiving unit 32.
- the receiving unit 32 is configured to receive the first group of identifiers sent by the base station, where the base station is a serving base station of the user equipment 1, or is configured to receive a preset correspondence relationship sent by the base station.
- the processing unit 30 is further configured to acquire the location information of the user equipment, and obtain the location information from the preset correspondence relationship received by the receiving unit 32 according to the location information.
- the preset correspondence relationship stores a correspondence between the location information and the first group identifier.
- the sending unit 31 is specifically configured to send the first group identifier to an application server.
- the receiving unit 32 is configured to receive at least one area information sent by the base station, where the base station is a serving base station of the user equipment, and the at least An area information includes an area covered by the base station.
- processing unit 30 is further configured to acquire the geographic location of the user equipment.
- the location information, and the area information to which the geographical location information belongs to the at least one area information received by the receiving unit 32 is used as the area information of the user equipment according to the geographical location information.
- the sending unit 31 is specifically configured to send area information of the user equipment to the base station.
- the receiving unit 32 is further configured to receive configuration information sent by the base station, where the configuration information is used to indicate a rule used by the user equipment to send area information of the user equipment to the base station.
- the user equipment 1 of the present embodiment may correspond to the first user equipment in the group communication method of the embodiment described in any one of the foregoing embodiments of the present invention, and the user equipment 1 in the embodiment
- the division and/or function of each module is to implement the method flow shown in any one of FIG. 6 to FIG. 9.
- no further details are provided herein.
- the embodiment of the present invention provides a user equipment, after acquiring the area information of the user equipment or the first group identifier determined according to the location information of the user equipment, sending the area information of the user equipment or according to the user equipment.
- the first group of identifiers determined by the location information so that other communication devices in the group communication network system determine the first group of identifiers according to the area information of the user equipment, or the other communication devices in the group communication network system directly receive the first information sent by the user equipment.
- the group identification which in turn causes other communication devices to send group communication data in the cell corresponding to the first group of identifiers. Because the first group of identifiers is determined according to the location information of the first user equipment, the group communication method provided by the present invention can accurately identify the cell range of the group communication data sent by the first user equipment, and improve the downlink transmission resources. Utilization.
- the user equipment includes an interface circuit 40, a processor 41, a memory 42, and a system bus 43.
- the interface circuit 40, the processor 41 and the memory 42 are respectively connected by the system bus 43 and complete communication with each other.
- FIG. 17 is not limited to a server, and may include more or less components than the illustration, or a combination. Some components, or different component arrangements.
- the user equipment when the user equipment is running, the user equipment performs the group communication method described in the foregoing embodiment.
- group communication method refer to the related description in the foregoing embodiment shown in any one of FIG. 6 to FIG. 9, and details are not described herein again.
- the interface circuit 40 is configured to implement a communication connection between the user equipment and other communication devices.
- the memory 42 can be used to store software programs and application modules, and the processor 41 executes various functional applications and data processing of the user equipment by running software programs stored in the memory 42 and application modules.
- the memory 42 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application required for at least one function (such as sending group communication data), and the like; and the storage data area may store location information of the user equipment. .
- the memory 42 may include volatile memory, such as RAM, and the memory 42 may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device.
- the processor 41 is a control center of the user equipment, and connects various parts of the entire user equipment by using various interfaces and lines, by running or executing a software program and/or an application module stored in the memory 42, and calling the storage.
- the data in the memory 42 performs various functions and processing data of the user equipment, thereby performing overall monitoring of the user equipment.
- the processor 41 can be a CPU, and can also be other general-purpose processors, DSPs or other programmable logic devices or transistor logic devices, discrete hardware components, and the like.
- the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
- the system bus 43 can include a data bus, a power bus, a control bus, and a signal status bus. For the sake of clarity in the present embodiment, various buses are illustrated as the system bus 43 in FIG.
- the embodiment of the present invention provides a user equipment, after the user equipment obtains the area information of the user equipment or the first group identifier determined according to the location information of the user equipment, Sending the area information of the user equipment or the first group of identifiers determined according to the location information of the user equipment, so that other communication devices in the group communication network system determine the first group of identifiers according to the area information of the user equipment, or the group communication network system
- the other communication device directly receives the first group of identifiers sent by the user equipment, so that the other communication devices send the group communication data in the cell corresponding to the first group identifier. Because the first group of identifiers is determined according to the location information of the first user equipment, the group communication method provided by the present invention can accurately identify the cell range of the group communication data sent by the first user equipment, and improve the downlink transmission resources. Utilization.
- the base station 1 may include a module corresponding to the corresponding step.
- the base station 1 provided by the embodiment of the present invention may include:
- the receiving unit 50 is configured to receive location information sent by the first user equipment.
- the processing unit 51 is configured to determine the first group of identifiers according to the location information received by the receiving unit 50.
- the sending unit 52 is configured to send the first group identifier that is obtained by the processing unit 51.
- the sending unit 52 is specifically configured to send the first group identifier to the first user equipment, or specifically, to send group identifier information to the broadcast server, where the group identifier information includes the first group identifier and the first The identity of a user device.
- the group identification information further includes a service identifier, where the service identifier is used to indicate a service type of the group communication data sent by the first user equipment.
- the sending unit 52 is further configured to: before the receiving unit 50 receives the location information sent by the first user equipment, to the A user equipment sends configuration information, where the configuration information is used to indicate a rule used by the first user equipment to send area information of the first user equipment to the base station 1.
- the base station 1 of this embodiment can correspond to any of the foregoing as shown in FIG. 6-9.
- the base station in the group communication method of the embodiment, and the division and/or function of each module in the base station 1 of the present embodiment are all implemented as shown in any one of FIGS. 6-9. The method flow, for the sake of brevity, will not be described here.
- the embodiment of the present invention provides a base station, after receiving the location information sent by the first user equipment, the base station determines, according to the location information, the first group identifier corresponding to the location information from the preset relationship, so that the server is in the first
- the group communication data is transmitted in the cell corresponding to the group identifier. Because the first group of identifiers is determined according to the location information of the first user equipment, the group communication method provided by the present invention can accurately identify the cell range of the group communication data sent by the first user equipment, and improve the downlink transmission resources. Utilization.
- the base station includes an interface circuit 60, a processor 61, a memory 62, and a system bus 63.
- the interface circuit 60, the processor 61 and the memory 62 are respectively connected by the system bus 63, and complete communication with each other.
- the structure of the base station shown in FIG. 19 is not limited to a server, and may include more or less components than those illustrated, or some components may be combined, or different component arrangements.
- the base station when the base station is running, the base station performs the group communication method described in the foregoing embodiment.
- group communication method refer to the related description in the foregoing embodiment shown in any one of FIG. 6 to FIG. 11 , and details are not described herein again.
- the interface circuit 60 is configured to implement a communication connection between the base station and other communication devices.
- the memory 62 can be used to store software programs and application modules, and the processor 61 executes various functional applications and data processing of the base station by running software programs stored in the memory 62 and application modules.
- the memory 62 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application required for at least one function (such as transmitting group communication data), and the like; and the storage data area may store a preset relationship.
- the memory 62 can include a volatile memory, such as a RAM, Memory 62 may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device.
- a volatile memory such as a RAM
- Memory 62 may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device.
- the processor 61 is a control center of the base station, and connects various parts of the entire base station by using various interfaces and lines, by running or executing software programs and/or application modules stored in the memory 62, and calling the storage in the memory.
- the data in 62 performs various functions of the base station and processes data, thereby performing overall monitoring of the base station.
- the processor 61 can be a CPU, and can also be other general-purpose processors, DSPs or other programmable logic devices or transistor logic devices, discrete hardware components, and the like.
- the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
- the system bus 63 can include a data bus, a power bus, a control bus, a signal status bus, and the like. For the sake of clarity in the present embodiment, various buses are illustrated as the system bus 63 in FIG.
- the embodiment of the present invention provides a base station, after receiving the location information sent by the first user equipment, the base station determines, according to the location information, the first group identifier corresponding to the location information from the preset relationship, so that the server is in the first
- the group communication data is transmitted in the cell corresponding to the group identifier. Because the first group of identifiers is determined according to the location information of the first user equipment, the group communication method provided by the present invention can accurately identify the cell range of the group communication data sent by the first user equipment, and improve the downlink transmission resources. Utilization.
- An embodiment of the present invention provides an application server 1 for performing the steps performed by an application server in the above method.
- the application server 1 may include modules corresponding to corresponding steps.
- the application server 1 provided by the embodiment of the present invention may include:
- the sending unit 70 is further configured to send a group identity request message to the broadcast server, where the group identity request message carries a service identifier, where the service identifier is used to indicate a service type of the group communication data.
- the receiving unit 71 is further configured to receive the group identity reply sent by the broadcast server.
- the group identifier reply message carries at least one group identifier corresponding to the service identifier and at least one cell identifier corresponding to each group identifier.
- the application server 1 further includes a processing unit 72.
- the processing unit 72 is configured to acquire group communication data sent by the first user equipment and a cell identifier of the first cell to which the first user equipment belongs, and according to the cell identifier of the first cell, Determining, by the receiving unit 71, the first group of identifiers corresponding to the cell identifier of the first cell, among the at least one group identifier.
- the sending unit 70 is further configured to send the group to the broadcast server in the first broadcast session.
- Communication data, the first broadcast session is a broadcast session established between the application server and the broadcast server and corresponding to the first group of identifiers.
- the application server 1 of the present embodiment may correspond to the application server in the group communication method of the embodiment as described above in FIG. 10 or FIG. 11, and the division of each module in the application server 1 of the present embodiment and/or The function or the like is to implement the method flow shown in FIG. 10 or FIG. 11 .
- the function or the like is to implement the method flow shown in FIG. 10 or FIG. 11 .
- details are not described herein again.
- the application server includes an interface circuit 80, a processor 81, a memory 82, and a system bus 83.
- the interface circuit 80, the processor 81 and the memory 82 are respectively connected through the system bus 83, and complete communication with each other.
- FIG. 22 the structure of the application server shown in FIG. 22 is not limited to a server, and may include more or less components than those illustrated, or some components may be combined, or different component arrangements.
- the application server executes the group communication method described in the foregoing embodiment.
- group communication method refer to the related description in the foregoing embodiment shown in FIG. 10 or FIG. 11 , and details are not described herein again.
- the interface circuit 80 is configured to implement the application server and other communication devices. Communication connection between.
- the memory 82 can be used to store software programs and application modules, and the processor 81 executes various functional applications and data processing of the application server by running software programs and application modules stored in the memory 82.
- the memory 82 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application required for at least one function (such as transmitting an identification request message), and the like; and the storage data area may store at least one cell identification.
- the memory 82 may include volatile memory, such as RAM, and the memory 82 may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device.
- volatile memory such as RAM
- non-volatile memory such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device.
- the processor 81 is a control center of an application server, and connects various parts of the entire application server by using various interfaces and lines, by running or executing software programs and/or application modules stored in the memory 82, and calling storage.
- the data in the memory 82 performs various functions of the application server and processes the data, thereby performing overall monitoring of the application server.
- the processor 81 can be a CPU, and can also be other general-purpose processors, DSPs or other programmable logic devices or transistor logic devices, discrete hardware components, and the like.
- the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
- the system bus 83 can include a data bus, a power bus, a control bus, and a signal status bus. For the sake of clarity in the present embodiment, various buses are illustrated as the system bus 83 in FIG.
- the embodiment of the present invention provides a broadcast server 1 for performing the steps performed by the broadcast server in the above method.
- the broadcast server 1 may include modules corresponding to the respective steps.
- the broadcast server 1 provided by the embodiment of the present invention may include:
- the receiving unit 90 is further configured to receive a group identity request message sent by the application server, where The group identity request message carries a service identifier, where the service identifier is used to indicate a service type of the group communication data.
- the sending unit 91 is configured to send, according to the service identifier received by the receiving unit 90, a group identity reply message to the application server, where the group identity reply message carries at least one group identifier corresponding to the service identifier, and At least one cell identifier corresponding to each group identifier.
- the receiving unit 90 is specifically configured to receive group communication data sent by the application server in the first broadcast session,
- the first broadcast session is a broadcast session established between the application server and the broadcast server and corresponding to the first group of identifiers.
- the sending unit 91 is further configured to send a bearer request message and the group communication data to the base station, where the bearer request message carries the first group identifier and the service identifier, where the base station is A base station that provides service to a cell corresponding to the first group of identifiers.
- the broadcast server 1 of the present embodiment can correspond to the broadcast server in the group communication method of the embodiment described above with reference to FIG. 10 or FIG. 11, and the division of each module in the broadcast server 1 of the present embodiment and/or The function or the like is to implement the method flow shown in FIG. 10 or FIG. 11 .
- the function or the like is to implement the method flow shown in FIG. 10 or FIG. 11 .
- the broadcast server includes an interface circuit 100, a processor 101, a memory 102, and a system bus 103.
- the interface circuit 100, the processor 101 and the memory 102 are respectively connected by the system bus 103, and complete communication with each other.
- the structure of the broadcast server shown in FIG. 24 is not limited to a server, and may include more or less components than those illustrated, or some components may be combined, or different component arrangements.
- the broadcast server when the broadcast server is running, the broadcast server performs the group communication method described in the foregoing embodiment.
- the group communication method see Figure 10 above. Or the related description in the embodiment shown in FIG. 11 is not described here.
- the interface circuit 100 is configured to implement a communication connection between the broadcast server and other communication devices.
- the memory 102 can be used to store software programs and application modules, and the processor 101 executes various functional applications and data processing of the broadcast server by running software programs and application modules stored in the memory 102.
- the memory 102 can mainly include a storage program area and a storage data area, wherein the storage program area can store an operating system, an application required for at least one function (such as sending an identification reply message), and the like; and the storage data area can store at least one cell identification.
- the memory 102 can include volatile memory, such as RAM, and the memory 102 can also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device.
- volatile memory such as RAM
- non-volatile memory such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device.
- the processor 101 is a control center of a broadcast server, and connects various parts of the entire broadcast server by using various interfaces and lines, by running or executing software programs and/or application modules stored in the memory 102, and calling storage.
- the data in the memory 102 performs various functions of the broadcast server and processes the data, thereby performing overall monitoring of the broadcast server.
- the processor 101 can be a CPU, and can also be other general-purpose processors, DSPs or other programmable logic devices or transistor logic devices, discrete hardware components, and the like.
- the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
- the system bus 103 can include a data bus, a power bus, a control bus, and a signal status bus. For the sake of clarity in the present embodiment, various buses are illustrated as the system bus 103 in FIG.
- the embodiment of the invention provides a base station 2, which is used to perform the steps performed by the base station in the above method.
- the base station 2 may comprise a module corresponding to the corresponding step.
- the base station 2 provided by the embodiment of the present invention may include:
- the receiving unit 110 is configured to receive a bearer request message sent by the broadcast server, where the bearer request message carries a first group identifier and a service identifier, where the service identifier corresponds to the first group identifier.
- the sending unit 111 is configured to send, by the user equipment that provides the service to the base station, the first group of identifiers and the service identifier.
- the receiving unit 110 is further configured to receive group communication data that is sent by the broadcast server and that corresponds to the service identifier and the first group identifier.
- the sending unit 111 is further configured to send the group communication data to the user equipment that provides the service to the base station.
- the base station 2 of this embodiment may correspond to the base station in the group communication method of the embodiment as described above in FIG. 10 or FIG. 11, and the division and/or function of each module in the base station 2 of the present embodiment.
- the method flow is as shown in FIG. 10 or FIG. 11 , and is not described here for brevity.
- the base station includes an interface circuit 120, a processor 121, a memory 122, and a system bus 123.
- the interface circuit 120, the processor 121 and the memory 122 are respectively connected by the system bus 123, and complete communication with each other.
- the structure of the base station shown in FIG. 26 is not limited to a server, and may include more or less components than those illustrated, or some components may be combined, or different component arrangements.
- the base station when the base station is running, the base station performs the group communication method described in the foregoing embodiment.
- group communication method refer to the related description in the foregoing embodiment shown in FIG. 10 or FIG. 11 , and details are not described herein again.
- the interface circuit 120 is configured to implement a communication connection between the base station and other communication devices.
- the memory 122 can be used to store a software program and an application module, and the processor 121 executes various functional applications and data processing of the base station by running a software program stored in the memory 122 and an application module.
- the memory 122 can be mainly packaged The storage program area and the storage data area, wherein the storage program area can store an operating system, an application required for at least one function (such as sending a first group of identifiers), and the like; and the storage data area can store the first group of identifiers.
- the memory 122 may include volatile memory, such as RAM, and the memory 122 may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device.
- volatile memory such as RAM
- non-volatile memory such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device.
- the processor 121 is a control center of the base station, and connects various parts of the entire base station by using various interfaces and lines, by running or executing a software program and/or an application module stored in the memory 122, and calling the storage in the memory.
- the data in 122 performs various functions of the base station and processes data, thereby performing overall monitoring of the base station.
- the processor 121 can be a CPU, and can also be other general-purpose processors, DSPs or other programmable logic devices or transistor logic devices, discrete hardware components, and the like.
- the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
- the system bus 123 can include a data bus, a power bus, a control bus, and a signal status bus. For the sake of clarity in the present embodiment, various buses are illustrated as the system bus 123 in FIG.
- Another embodiment of the present invention provides a user equipment 2, where the user equipment 2 is configured to perform the steps performed by the second user equipment in the above method.
- the user equipment 2 may include modules corresponding to the respective steps.
- the user equipment 2 provided by the embodiment of the present invention may include:
- the receiving unit 130 is configured to receive a first group of identifiers and service identifiers sent by the base station, where the service identifiers correspond to the first group of identifiers.
- the receiving unit 130 is specifically configured to: if the user equipment has obtained the configuration corresponding to the first group identifier and the service identifier, receive the group communication data that is sent by the base station and corresponds to the first group identifier and the service identifier. .
- the user equipment 2 further includes a sending unit 131.
- the sending unit 131 is further configured to: if the user equipment 2 does not obtain the configuration corresponding to the first group identifier and the service identifier, send a configuration request message to the application server corresponding to the group identifier and the service identifier. And obtaining a configuration corresponding to the service identifier and the first group identifier, where the configuration request message carries at least one of the first group identifier and the service identifier.
- the user equipment 2 in this embodiment may correspond to the second user equipment in the group communication method of the embodiment as described above in FIG. 10 or FIG. 11, and the division of each module in the user equipment 2 in this embodiment.
- the functions and the like are implemented in order to implement the method flow shown in FIG. 10 or FIG. 11 .
- details are not described herein again.
- the user equipment includes an interface circuit 140, a processor 141, a memory 142, and a system bus 143.
- the interface circuit 140, the processor 141, and the memory 142 are respectively connected through the system bus 143, and complete communication with each other.
- FIG. 29 the structure of the user equipment shown in FIG. 29 is not limited to a server, and may include more or less components than those illustrated, or some components may be combined, or different component arrangements.
- the user equipment when the user equipment is running, the user equipment performs the group communication method described in the foregoing embodiment.
- group communication method refer to the related description in the foregoing embodiment shown in FIG. 10 or FIG. 11 , and details are not described herein again.
- the interface circuit 140 is configured to implement a communication connection between the user equipment and other communication devices.
- the memory 142 can be used to store a software program and an application module, and the processor 141 executes various functional applications and data processing of the user equipment by running a software program stored in the memory 142 and an application module.
- the memory 142 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application required for at least one function, and the like; and the storage data area may store group communication data.
- the memory 142 may include a volatile memory, such as a RAM, Memory 142 may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device.
- volatile memory such as a RAM
- non-volatile memory such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device.
- the processor 141 is a control center of the user equipment, and connects various parts of the entire user equipment by using various interfaces and lines, by running or executing a software program and/or an application module stored in the memory 142, and calling the storage.
- the data in the memory 142 performs various functions and processing data of the user equipment, thereby performing overall monitoring of the user equipment.
- the processor 141 may be a CPU, and may also be other general-purpose processors, DSPs or other programmable logic devices or transistor logic devices, discrete hardware components, and the like.
- the general purpose processor may be a microprocessor or the processor or any conventional processor or the like.
- the system bus 143 can include a data bus, a power bus, a control bus, and a signal status bus. For the sake of clarity in the present embodiment, various buses are illustrated as the system bus 143 in FIG.
- the group communication system 1 includes the server 1 as described in the above embodiment, the base station 1 as described in the above embodiment, and the above embodiment.
- the user equipment 1, the server 1, the base station 1 and the user equipment 1 are connected through a network.
- the group communication system 2 includes the application server 1 as described in the above embodiment, and the broadcast server 1 described in the above embodiment is implemented as described above.
- the base station 2 and the user equipment 2 as described in the above embodiment, the application server 1, the broadcast server 1, the base station 2 and the user equipment 2 are connected through a network.
- the disclosed system, mobile device and method may be implemented in other manners.
- the mobile device embodiments described above are merely illustrative.
- the division of the modules or units is only one logical function division.
- the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, mobile device or unit, and may be in electrical, mechanical or other form.
- the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
- each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
- the above integrated unit can be implemented in the form of hardware or in the form of a software functional unit.
- the integrated unit if implemented in the form of a software functional unit and sold or used as a standalone product, may be stored in a computer readable storage medium.
- the technical solution of the present invention which is essential or contributes to the prior art, or all or part of the technical solution, may be embodied in the form of a software product stored in a storage medium.
- a number of instructions are included to cause a computer device (which may be a personal computer, server, or network device, etc.) or processor to perform all or part of the steps of the methods described in various embodiments of the present invention.
- the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like, which can store program codes. .
Abstract
Description
Claims (51)
- 一种组通信方法,其特征在于,包括:服务器获取第一组标识,所述第一组标识为根据第一用户设备的位置信息确定的;所述服务器获取所述第一用户设备发送的组通信数据;所述服务器根据所述第一组标识,在与所述第一组标识对应的小区中发送所述组通信数据。
- 根据权利要求1所述的组通信方法,其特征在于,所述服务器为应用服务器,所述服务器获取第一组标识,包括:所述应用服务器接收所述第一用户设备发送的所述位置信息;所述应用服务器根据所述位置信息,从预设对应关系中,获取与所述位置信息对应的所述第一组标识,所述第一预设对应关系保存有所述位置信息与所述第一组标识之间的对应关系;或者,所述应用服务器接收所述第一用户设备发送的所述第一组标识。
- 根据权利要求2所述的组通信方法,其特征在于,所述服务器根据所述第一组标识,在与所述第一组标识对应的小区中发送所述组通信数据,包括:所述应用服务器在第一广播会话中向广播服务器发送所述组通信数据,由所述广播服务器在所述小区中发送所述组通信数据,所述第一广播会话为所述应用服务器和所述广播服务器之间建立的与所述第一组标识对应的广播会话。
- 根据权利要求1所述的组通信方法,其特征在于,所述服务器为广播服务器,所述服务器获取第一组标识,包括:所述广播服务器接收应用服务器发送的所述第一组标识;或者,所述广播服务器接收基站发送的所述第一组标识,所述基站为所 述第一用户设备的服务基站。
- 根据权利要求4所述的组通信方法,其特征在于,所述组通信方法还包括:所述广播服务器接收所述应用服务器发送的业务标识,所述业务标识用于指示所述组通信数据的业务类型。
- 一种组通信方法,其特征在于,包括:用户设备获取第一信息,所述第一信息为根据所述第一用户设备的位置信息确定的,所述第一信息为所述用户设备的区域信息或第一组标识;所述用户设备发送所述第一信息。
- 根据权利要求6所述的组通信方法,其特征在于,若所述第一信息为所述第一组标识,所述用户设备获取第一信息,包括:所述用户设备接收基站发送的所述第一组标识,所述基站为所述用户设备提供服务;或者,所述用户设备接收所述基站发送的预设对应关系;所述用户设备获取自身的位置信息;所述用户设备根据所述位置信息,从所述预设对应关系中获取与所述位置信息对应的所述第一组标识,所述预设对应关系保存有所述位置信息与所述第一组标识之间的对应关系。
- 根据权利要求7所述的组通信方法,其特征在于,所述用户设备发送所述第一信息,包括:用户设备向应用服务器发送所述第一组标识。
- 根据权利要求6所述的组通信方法,其特征在于,所述第一信息为所述用户设备的区域信息,所述用户设备获取第一信息,包括:所述用户设备接收基站发送的至少一个区域信息,所述基站为所述用户设备的服务基站,所述至少一个区域信息包括所述基站覆盖的区域;所述用户设备获取所述用户设备的地理位置信息;所述用户设备根据所述地理位置信息,将所述至少一个区域信息中所述地理位置信息所归属的区域信息作为所述用户设备的区域信息。
- 根据权利要求9所述的组通信方法,其特征在于,所述用户设备发送第一信息,包括:所述用户设备向所述基站发送所述用户设备的区域信息。
- 根据权利要求10所述的组通信方法,其特征在于,所述组通信方法还包括:所述用户设备接收所述基站发送的配置信息,所述配置信息用于指示所述用户设备向所述基站发送所述用户设备的区域信息所采用的规则。
- 一种组通信方法,其特征在于,包括:基站接收第一用户设备发送的位置信息;所述基站根据所述位置信息确定第一组标识;基站发送所述第一组标识。
- 根据权利要求12所述的组通信方法,其特征在于,所述基站发送所述第一组标识,包括:所述基站向所述第一用户设备发送所述第一组标识;或者,所述基站向广播服务器发送组标识信息,所述组标识信息包括所述第一组标识和所述第一用户设备的标识。
- 根据权利要求13所述的组通信方法,其特征在于,所述组标识信息还包括业务标识,所述业务标识用于指示所述第一用户设备发送的组通信数据的业务类型。
- 根据权利要求12-14中任意一项所述的组通信方法,其特征在于,若所述位置信息为所述第一用户设备的区域信息,所述基站接收第一用户设备发送的位置信息之前,所述组通信方法还包括:所述基站向所述第一用户设备发送配置信息,所述配置信息用于 指示所述第一用户设备向所述基站发送所述第一用户设备的区域信息所采用的规则。
- 一种组通信方法,其特征在于,包括:应用服务器向广播服务器发送组标识请求消息,所述组标识请求消息携带业务标识,所述业务标识用于指示组通信数据的业务类型;所述应用服务器接收所述广播服务器发送的组标识回复消息,所述组标识回复消息携带与所述业务标识对应的至少一个组标识以及与每个组标识对应的至少一个小区标识。
- 根据权利要求16所述的组通信方法,其特征在于,所述组通信方法还包括:所述应用服务器获取第一用户设备发送的组通信数据和所述第一用户设备所归属的第一小区的小区标识;所述应用服务器根据所述第一小区的小区标识,从所述至少一个组标识中确定与所述第一小区的小区标识对应的第一组标识。
- 根据权利要求16或17所述的组通信方法,其特征在于,所述组标识回复消息还携带与所述第一组标识对应的广播会话配置,所述组通信方法还包括:所述应用服务器在第一广播会话中向所述广播服务器发送所述组通信数据,所述第一广播会话为所述应用服务器和所述广播服务器之间建立的与所述第一组标识对应的广播会话。
- 一种组通信方法,其特征在于,包括:广播服务器接收应用服务器发送的组标识请求消息,所述组标识请求消息携带业务标识,所述业务标识用于指示组通信数据的业务类型;所述广播服务器根据所述业务标识,向所述应用服务器发送组标识回复消息,所述组标识回复消息携带与所述业务标识对应的至少一个组标识以及与每个组标识对应的至少一个小区标识。
- 根据权利要求19所述的组通信方法,其特征在于,所述组标识回复消息还携带与所述第一组标识对应的广播会话配置;所述组通信方法还包括:所述广播服务器在第一广播会话中接收应用服务器发送的组通信数据,所述第一广播会话为所述应用服务器和所述广播服务器之间建立的与所述第一组标识对应的广播会话。
- 根据权利要求20所述的组通信方法,其特征在于,所述组通信方法还包括:所述广播服务器向基站发送承载请求消息,所述承载请求消息携带所述第一组标识和所述业务标识,所述基站是为与所述第一组标识对应的小区提供服务的基站;所述广播服务器向所述基站发送所述组通信数据。
- 一种组通信方法,其特征在于,包括:基站接收广播服务器发送的承载请求消息,所述承载请求消息携带第一组标识和业务标识,所述业务标识与所述第一组标识对应;所述基站向该基站提供服务的用户设备发送所述第一组标识和所述业务标识。
- 根据权利要求22所述的组通信方法,其特征在于,所述组通信方法还包括:基站接收广播服务器发送的与所述业务标识和所述第一组标识均对应的组通信数据;所述基站向该基站提供服务的用户设备发送所述组通信数据。
- 一种组通信方法,其特征在于,包括:用户设备接收基站发送的第一组标识和业务标识,所述业务标识与所述第一组标识对应。
- 根据权利要求24所述的组通信方法,其特征在于,包括:若所述用户设备已获得与所述第一组标识和所述业务标识均对应的配置,则所述用户设备接收所述基站发送的与所述第一组标识和所述业务标识均对应的组通信数据;或者,若所述用户设备未获得与所述组标识和所述业务标识均对应的配置,则所述用户设备向与所述第一组标识和所述业务标识均对应的 应用服务器发送配置请求消息,以获得与所述业务标识和所述第一组标识均对应的配置,所述配置请求消息携带所述第一组标识和所述业务标识中的至少一个。
- 一种服务器,其特征在于,包括:处理单元,用于获取第一组标识,所述第一组标识为根据第一用户设备的位置信息确定的,以及用于获取所述第一用户设备发送的组通信数据;发送单元,用于根据所述处理单元获取到的所述第一组标识,在与所述第一组标识对应的小区中发送所述组通信数据。
- 根据权利要求26所述的服务器,其特征在于,若所述服务器为应用服务器,则所述服务器还包括接收单元,所述接收单元,用于接收所述第一用户设备发送的所述位置信息;或者,用于接收所述第一用户设备发送的所述第一组标识;所述处理单元,具体用于根据所述接收单元接收到的所述位置信息,从预设对应关系中,获取与所述位置信息对应的所述第一组标识,所述第一预设对应关系保存有所述位置信息与所述第一组标识之间的对应关系。
- 根据权利要求27所述的服务器,其特征在于,所述发送单元,具体用于在第一广播会话中向广播服务器发送所述组通信数据,由所述广播服务器在所述小区中发送所述组通信数据,所述第一广播会话为所述应用服务器和所述广播服务器之间建立的与所述第一组标识对应的广播会话。
- 根据权利要求26所述的服务器,其特征在于,若所述服务器为广播服务器,则所述服务器还包括接收单元,所述接收单元,用于接收应用服务器发送的所述第一组标识,或者,用于接收基站发送的所述第一组标识,所述基站为所述第一用户设备的服务基站。
- 根据权利要求29所述的服务器,其特征在于,所述接收单元,还用于接收所述应用服务器发送的业务标识,所 述业务标识用于指示所述组通信数据的业务类型。
- 一种用户设备,其特征在于,包括:处理单元,用于获取第一信息,所述第一信息为根据所述第一用户设备的位置信息确定的,所述第一信息为所述用户设备的区域信息或第一组标识;发送单元,用于发送所述处理单元获取到的所述第一信息。
- 根据权利要求31所述的用户设备,其特征在于,若所述第一信息为所述第一组标识,则所述用户设备还包括接收单元,所述接收单元,用于接收基站发送的所述第一组标识,所述基站为所述用户设备提供服务,或者,用于接收所述基站发送的预设对应关系;所述处理单元,还用于获取所述用户设备的位置信息,并根据所述位置信息,从所述接收单元接收到的所述预设对应关系中获取与所述位置信息对应的所述第一组标识,所述预设对应关系保存有所述位置信息与所述第一组标识之间的对应关系。
- 根据权利要求32所述的用户设备,其特征在于,所述发送单元,具体用于向应用服务器发送所述第一组标识。
- 根据权利要求31所述的用户设备,其特征在于,所述第一信息为所述用户设备的区域信息,则所述用户设备还包括接收单元,所述接收单元,用于接收基站发送的至少一个区域信息,所述基站为所述用户设备的服务基站,所述至少一个区域信息包括所述基站覆盖的区域;所述处理单元,还用于获取所述用户设备的地理位置信息,并根据所述地理位置信息,将所述接收单元接收到的所述至少一个区域信息中所述地理位置信息所归属的区域信息作为所述用户设备的区域信息。
- 根据权利要求34所述的用户设备,其特征在于,所述发送单元,具体用于向所述基站发送所述用户设备的区域信息。
- 根据权利要求35所述的用户设备,其特征在于,所述接收单元,还用于接收所述基站发送的配置信息,所述配置信息用于指示所述用户设备向所述基站发送所述用户设备的区域信息所采用的规则。
- 一种基站,其特征在于,包括:接收单元,用于接收第一用户设备发送的位置信息;处理单元,用于获取与所述接收单元接收到的所述位置信息对应的第一组标识;发送单元,用于发送所述处理单元获取到的所述第一组标识。
- 根据权利要求37所述的基站,其特征在于,所述发送单元,具体用于向所述第一用户设备发送所述第一组标识,或者,具体用于向广播服务器发送组标识信息,所述组标识信息包括所述第一组标识和所述第一用户设备的标识。
- 根据权利要求38所述的基站,其特征在于,所述组标识信息还包括业务标识,所述业务标识用于指示所述第一用户设备发送的组通信数据的业务类型。
- 根据权利要求37-39中任意一项所述的基站,其特征在于,若所述位置信息为所述第一用户设备的区域信息,则所述发送单元,还用于在所述接收单元接收第一用户设备发送的位置信息之前,向所述第一用户设备发送配置信息,所述配置信息用于指示所述第一用户设备向所述基站发送所述第一用户设备的区域信息所采用的规则。
- 一种应用服务器,其特征在于,包括:发送单元,用于向广播服务器发送组标识请求消息,所述组标识请求消息携带业务标识,所述业务标识用于指示组通信数据的业务类型;接收单元,用于接收所述广播服务器发送的组标识回复消息,所述组标识回复消息携带与所述业务标识对应的至少一个组标识以及与每个组标识对应的至少一个小区标识。
- 根据权利要求41所述的应用服务器,其特征在于,所述应用服务器还包括处理单元,所述处理单元,用于获取第一用户设备发送的组通信数据和所述第一用户设备所归属的第一小区的小区标识,并根据所述第一小区的小区标识,从所述接收单元接收到的所述至少一个组标识中确定与所述第一小区的小区标识对应的第一组标识。
- 根据权利要求42所述的应用服务器,其特征在于,所述组标识回复消息还携带与所述第一组标识对应的广播会话配置,则所述发送单元,具体用于在第一广播会话中向所述广播服务器发送所述组通信数据,所述第一广播会话为所述应用服务器和所述广播服务器之间建立的与所述第一组标识对应的广播会话。
- 一种广播服务器,其特征在于,包括:接收单元,用于接收应用服务器发送的组标识请求消息,所述组标识请求消息携带业务标识,所述业务标识用于指示组通信数据的业务类型;发送单元,用于根据所述接收单元接收到的所述业务标识,向所述应用服务器发送组标识回复消息,所述组标识回复消息携带与所述业务标识对应的至少一个组标识以及与每个组标识对应的至少一个小区标识。
- 根据权利要求44所述的广播服务器,其特征在于,所述组标识回复消息还携带与所述第一组标识对应的广播会话配置,则所述接收单元,具体用于在第一广播会话中接收应用服务器发送的组通信数据,所述第一广播会话为所述应用服务器和所述广播服务器之间建立的与所述第一组标识对应的广播会话。
- 根据权利要求45所述的广播服务器,其特征在于,所述发送单元,还用于向基站发送承载请求消息,所述承载请求消息携带所述第一组标识和所述业务标识,所述基站是为与所述第一组标识对应的小区提供服务的基站,以及还用于向所述基站发送所述组通信数据。
- 一种基站,其特征在于,包括:接收单元,用于接收广播服务器发送的承载请求消息,所述承载请求消息携带第一组标识和业务标识,所述业务标识与所述第一组标识对应;发送单元,用于向该基站提供服务的用户设备发送第一信令,所述第一信令携带所述第一组标识和所述业务标识。
- 根据权利要求47所述的基站,其特征在于,所述接收单元,还用于接收广播服务器发送的与所述业务标识和所述第一组标识均对应的组通信数据;所述发送单元,还用于向该基站提供服务的用户设备发送所述组通信数据。
- 一种用户设备,其特征在于,包括:接收单元,用于接收基站发送的第一信令,所述第一信令包括第一组标识和业务标识,所述业务标识与所述第一组标识对应。
- 根据权利要求49所述的用户设备,其特征在于,所述接收单元,具体用于若所述用户设备已获得与所述第一组标识和所述业务标识均对应的配置,则接收所述基站发送的与所述第一组标识和所述业务标识均对应的所述组通信数据;所述用户设备还包括发送单元,所述发送单元,用于若所述用户设备未获得与所述接收单元接收到的所述第一组标识和所述业务标识均对应的配置,则向与所述第一组标识和所述业务标识均对应的应用服务器发送配置请求消息,以获得与所述业务标识和所述第一组标识均对应的配置,所述配置请求消息携带所述第一组标识和所述业务标识中的至少一个。
- 一种组通信系统,其特征在于,包括:如上述权利要求26-30中任意一项所述的服务器、如上述权利要求31-36中任意一项所述的用户设备以及如上述权利要求37-40中任意一项所述的基站;或者,如上述权利要求41-43中任意一项所述的应用服务器、如上述权利要求44-46中任意一项所述的广播服务器、如权利要求47或48所述的基站以及如上述权利要求49或50所述的用户设备。
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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EP4109985B1 (en) * | 2015-04-07 | 2024-04-17 | Nokia Solutions and Networks Oy | Network location reporting for broadcast bearer management |
WO2019132972A2 (en) * | 2017-12-29 | 2019-07-04 | Google Llc | Smart context subsampling on-device system |
EP3890208A1 (en) * | 2020-03-20 | 2021-10-06 | Nokia Technologies Oy | Group timing adjustment for uplink transmission and command activation in non-terrestrial networks |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015154653A1 (zh) * | 2014-04-08 | 2015-10-15 | 电信科学技术研究院 | 一种鉴权信息的传输方法及终端 |
CN105246119A (zh) * | 2015-09-22 | 2016-01-13 | 东软集团股份有限公司 | 一种车载自组织网络的单播路由转发方法和装置 |
CN105280005A (zh) * | 2014-06-06 | 2016-01-27 | 电信科学技术研究院 | 一种道路安全消息的发送方法及装置 |
Family Cites Families (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7554940B2 (en) * | 2002-10-07 | 2009-06-30 | Nec Corporation | Mobile communication system, method of controlling operation thereof, and node used for the system |
KR20040040724A (ko) * | 2002-11-07 | 2004-05-13 | 엘지전자 주식회사 | 무선 이동 통신 시스템의 상향 공통채널 및 그 운용 방법 |
US7400593B2 (en) * | 2003-08-15 | 2008-07-15 | Samsung Electronics Co., Ltd | Method for distinguishing MBMS service request from other service requests |
US20050076369A1 (en) * | 2003-10-06 | 2005-04-07 | Zhijun Cai | Method and apparatus for assigning temporary mobile group identity in a multimedia broadcast/multicast service |
CN1981464A (zh) * | 2003-10-06 | 2007-06-13 | 摩托罗拉公司 | 用于在一个多媒体广播/组播服务中分配临时移动组标识的方法和设备 |
KR20060011262A (ko) * | 2004-07-29 | 2006-02-03 | 삼성전자주식회사 | 이동 통신 서비스 제공 시스템의 메시지 처리 방법 및 장치 |
ATE476852T1 (de) * | 2005-06-08 | 2010-08-15 | Telecom Italia Spa | Verfahren und system zum senden von inhalt zu mehreren benutzern eines mobilkommunikationsnetzes |
KR20070095027A (ko) * | 2006-03-20 | 2007-09-28 | 삼성전자주식회사 | 무선 통신 시스템에서 서비스 품질 제공 장치 및 방법 |
US20070253365A1 (en) * | 2006-04-27 | 2007-11-01 | Tomas Hedberg | Service-aware quality monitoring and control in a radio access network |
RU2454011C2 (ru) * | 2006-07-24 | 2012-06-20 | Эл Джи Электроникс Инк. | Двухточечные радиоканалы для службы радиовещания |
ES2879859T3 (es) * | 2009-04-23 | 2021-11-23 | Electronics & Telecommunications Res Inst | Aparato que soporta un servicio MBMS |
JP5644150B2 (ja) * | 2010-03-23 | 2014-12-24 | 日本電気株式会社 | サービス提供システム、仮想マシンサーバ、サービス提供方法及びサービス提供プログラム |
CN102333341A (zh) * | 2010-07-13 | 2012-01-25 | 华为技术有限公司 | 数据传输方法、用户设备和基站 |
CN102647667B (zh) * | 2011-02-21 | 2014-10-08 | 华为技术有限公司 | 群组的管理方法及push服务器 |
US9173192B2 (en) * | 2011-03-17 | 2015-10-27 | Qualcomm Incorporated | Target cell selection for multimedia broadcast multicast service continuity |
AU2012379370A1 (en) * | 2012-05-10 | 2014-11-27 | Nokia Solutions And Networks Oy | Service performance feedback in a radio access network |
JP2013239817A (ja) * | 2012-05-14 | 2013-11-28 | Sharp Corp | 中継装置、無線端末装置、通信システム及び通信方法 |
US9059830B2 (en) * | 2012-08-03 | 2015-06-16 | Intel Corporation | Device-to-device on-demand advertisement |
KR20140045215A (ko) * | 2012-10-08 | 2014-04-16 | 삼성전자주식회사 | 그룹 기반 연결 설정 방법 및 장치 |
US20140177506A1 (en) * | 2012-12-20 | 2014-06-26 | Motorola Solutions, Inc. | Method and apparatus for identifying a multimedia broadcast/multicast service (mbms) area in a wireless communication system |
US20140254456A1 (en) * | 2013-03-08 | 2014-09-11 | Electronics And Telecommunications Research Institute | Method for counting terminals for multicast/broadcast service |
JP6159473B2 (ja) * | 2013-04-22 | 2017-07-05 | テレフオンアクチーボラゲット エルエム エリクソン(パブル) | 車車間通信のチャネル割り当てのためのセルラ・ネットワーク制御 |
EP2981108A4 (en) * | 2013-05-15 | 2016-04-13 | Huawei Tech Co Ltd | BILLING LOADING METHOD, GATEWAY DEVICE, BILLING DEVICE AND COMMUNICATION SYSTEM |
CN105101430B (zh) * | 2014-05-08 | 2019-12-17 | 中兴通讯股份有限公司 | D2d资源的配置、分配方法及装置 |
US10271372B2 (en) * | 2015-01-09 | 2019-04-23 | Lg Electronics Inc. | Method and device for establishing RRC connection for SCPTM reception |
EP3318072A4 (en) * | 2015-06-30 | 2019-02-20 | Intel Corporation | PROXY-COORDINATED WIRELESS COMMUNICATION OPERATION FOR VEHICLE ENVIRONMENTS |
CN106339947A (zh) * | 2015-07-07 | 2017-01-18 | 阿里巴巴集团控股有限公司 | 基于聊天群进行业务操作、获取群成员信息的方法及装置 |
CN105163285B (zh) * | 2015-07-28 | 2018-11-16 | 上海华为技术有限公司 | 一种边缘mbms业务的数据传输方法及相关设备 |
CN106559877B (zh) * | 2015-09-24 | 2019-02-26 | 中兴通讯股份有限公司 | 车联网业务的发送方法及装置、资源配置方法及装置 |
WO2017057989A1 (ko) * | 2015-10-02 | 2017-04-06 | 엘지전자(주) | 무선 통신 시스템에서의 하향링크 제어 정보의 전송 방법 |
CN106658352B (zh) * | 2015-11-02 | 2019-03-22 | 中兴通讯股份有限公司 | 车联网v2x业务的转发方法及装置 |
-
2016
- 2016-04-01 CN CN201680071770.2A patent/CN108370532B/zh active Active
- 2016-04-01 BR BR112018069651A patent/BR112018069651A2/pt not_active IP Right Cessation
- 2016-04-01 WO PCT/CN2016/078356 patent/WO2017166304A1/zh active Application Filing
- 2016-04-01 EP EP16896083.9A patent/EP3422771B1/en active Active
-
2018
- 2018-09-28 US US16/147,167 patent/US10785639B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015154653A1 (zh) * | 2014-04-08 | 2015-10-15 | 电信科学技术研究院 | 一种鉴权信息的传输方法及终端 |
CN105280005A (zh) * | 2014-06-06 | 2016-01-27 | 电信科学技术研究院 | 一种道路安全消息的发送方法及装置 |
CN105246119A (zh) * | 2015-09-22 | 2016-01-13 | 东软集团股份有限公司 | 一种车载自组织网络的单播路由转发方法和装置 |
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EP3422771A4 (en) | 2019-02-20 |
US10785639B2 (en) | 2020-09-22 |
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