Embodiment
Below in conjunction with the accompanying drawing in the present invention, be clearly and completely described the technical scheme in the present invention, obviously, described embodiment is only a part of embodiment of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment one
A key character of trunked communication system is function group UE being provided to the access that lags, the access that lags refers to: in group calling session establishment process, part group UE (is not started shooting as exhaled UE for some reason, or UE out of reach, or UE does not correctly receive group calling session establishment message etc.), cause this part UE owing to not receiving group call conversation information and cannot access set group business, therefore carry out in process in group calling session, network side needs group call conversation information to be informed to needs and carries out the group UE accessed that lags.
For realizing problem group UE being provided to the access function that lags in prior art, the embodiment of the present invention one provides a kind of transmission method of group call conversation information, the method can be applied to based on TD-LTE(Time Division-Long Time Evolution, time-division Long Term Evolution) trunking communication of technology is (by strengthening existing TD-LTE system, meet the requirement of group service to bearer network) in, and can be used for solving the lag group UE of access and how to obtain the problem of group call conversation information.
As shown in Figure 1, the transmission method of this group call conversation information comprises the following steps:
Step 101, UE obtains the Non-Access Stratum group mark of the corresponding group of group calling session that current area sends; Wherein, this UE can be the UE of the access that lags.
In the embodiment of the present invention, base station equipment meeting broadcast system message (as system message 14), and this system message is used to indicate the Non-Access Stratum group mark that the corresponding group of group calling session of downlink data transmission is being carried out in current area; Based on this, the Non-Access Stratum group mark of the corresponding group of the group calling session that current area can be sent by system message by base station equipment sends to UE.Further, when UE success is resident behind current area, UE can carry out the Non-Access Stratum group mark of the corresponding group of group calling session of downlink data transmission by the receiving system message current area obtained indicated by this system message.
In the embodiment of the present invention, in order to the Non-Access Stratum group identification notification of the corresponding group of the group calling session sent current area by system message is to UE, a kind of format of preferred system message as shown in Figure 2, this system message can be SystemInformationBlockType14(system information block type 14), and this SystemInformationBlockType14 is used to indicate the Non-Access Stratum group mark that the corresponding group of group calling session of downlink data transmission is being carried out in current area; And comprise the list of TrunkingSessionRecordList(cluster conversation record at SystemInformationBlockType14) and TrunkingSessionRecord(cluster conversation record); TrunkingSessionRecordList is by current ongoing group calling session, i.e. the list of TrunkingSessionRecord composition; In each TrunkingSessionRecord, comprise the Non-Access Stratum group mark of the corresponding target group of this group calling session.
Step 102, the Non-Access Stratum group mark that UE compares the corresponding group of group calling session and the group's Non-Access Stratum mark self prestored.
Concrete, UE the Non-Access Stratum group mark of corresponding group and group's Non-Access Stratum mark of self prestoring can determine whether to need execution to lag access by the group calling session of carrying in comparison system message; When the Non-Access Stratum group mark of the corresponding group of group calling session identifies identical with group's Non-Access Stratum that UE prestores, then UE determines to need execution to lag access according to comparative result; When the Non-Access Stratum group mark of the corresponding group of group calling session identifies different from group's Non-Access Stratum that UE prestores, then UE determines not need execution to lag access according to comparative result.
Such as, when the Non-Access Stratum group of the corresponding group of group calling session is designated 1, and group's Non-Access Stratum that UE prestores is designated 2,3, and when 4, then UE determines not need execution to lag access; When the Non-Access Stratum group of the corresponding group of group calling session is designated 1, and group's Non-Access Stratum that UE prestores is designated 1,2,3, and when 4, then UE determines to need execution to lag access.
In the embodiment of the present invention, when according to comparative result, UE determines that not needing execution to lag accesses, perform step 103; When according to comparative result, UE determines that needing execution to lag accesses, perform step 104.
Step 103, UE continues receiving system message according to predetermined period, and forwards step 102 to.
In the embodiment of the present invention, when determining that according to comparative result not needing execution to lag accesses, system message then after the renewal of UE periodic receipt, and group's Non-Access Stratum mark that the Non-Access Stratum group of the corresponding group of the group calling session continuing to indicate in the system message of more current reception identifies and self prestores.
Step 104, UE obtains group call conversation information corresponding to group calling session from base station equipment, and group call conversation information corresponding to this group calling session includes but not limited to: the group calling temporary mark of the corresponding group of group calling session and the current right of speech state information of the corresponding group of group calling session.
In the embodiment of the present invention, the group call conversation information that UE obtains group calling session corresponding from base station equipment specifically comprises: UE identifies to the Non-Access Stratum group of the instruction of base station equipment signalling of bouquet configuration request and the corresponding group of group calling session; Base station equipment receives and identifies from the cluster configuration information request instruction of UE and the Non-Access Stratum group of the corresponding group of group calling session; After receiving cluster configuration information request instruction, the group call conversation information that base station equipment utilizes the Non-Access Stratum group identified query group calling session of the corresponding group of group calling session corresponding; Group call conversation information corresponding for group calling session is sent to UE by base station equipment; The group call conversation information that the group calling session that UE reception base station equipment returns is corresponding.
In the embodiment of the present invention, be the situation of Idle state or the situation of connected state for UE, the mode that UE obtains group call conversation information corresponding to group calling session from base station equipment comprises:
Mode one, as shown in Figure 3, when UE is Idle state UE, the group call conversation information that UE obtains group calling session corresponding from base station equipment comprises:
Step 1, UE send RRC(Radio Resource Control to base station equipment, wireless heterogeneous networks) Connection(connection) Request(request) message, the detailed content of this RRC Connection Request message is see 3GPP TS 36.331.
Step 2, base station equipment send RRC Connection Setup(to UE and set up) message, the detailed content of this RRC Connection Setup message is see 3GPP TS 36.331.
Step 3, UE send RRC Connection Setup Complete(to base station equipment and complete) message, and in this RRC Connection Setup Complete message, carry the Non-Access Stratum group mark of cluster configuration information request instruction and the corresponding group of group calling session.
In the embodiment of the present invention, UE can by carrying RRCConnectionSetupComplete-v9-Trunking-IE in RRC Connection Setup Complete message, thus by this IE(Information Elements, information element) carry Non-Access Stratum group mark and the cluster configuration information request instruction trunkingConfigReq of the corresponding group of group calling session.
As shown in Figure 4, be the form schematic diagram preferably carrying the RRC Connection Setup Complete message of above-mentioned RRCConnectionSetupComplete-v9-Trunking-IE a kind of in the embodiment of the present invention.
Step 4, base station equipment send the configuration transmission of TrunkingConfigutaionTransfer(group with point to point system to UE) message, and group call conversation information corresponding to group calling session is carried in this TrunkingConfigutaionTransfer message.
In the embodiment of the present invention, base station equipment, after receiving cluster configuration information request instruction, needs to utilize the Non-Access Stratum group mark of the corresponding group of group calling session (i.e. group NAS layer mark TGID) to inquire about group call conversation information corresponding to group calling session (i.e. the target group group call conversation information that ongoing group calling session is corresponding in current area); Then by dedicated signaling TrunkingConfigutaionTransfer message, with point to point system, group call conversation information corresponding for group calling session is sent to the UE of the access that lags.
In the embodiment of the present invention, group call conversation information corresponding to this group calling session includes but not limited to: base station equipment is exhaled the group calling temporary mark T-RNTI(TGID Radio Network Temporary Identity of group allocation, TGID Radio Network Temporary Identifier), i.e. the group calling temporary mark of the corresponding group of group calling session; The current right of speech state information of the corresponding group of group calling session; Cluster Access Layer mark TGID(Trunking Group Identifier, group identification), i.e. the Non-Access Stratum group mark of the corresponding group of group calling session.
Step 5, UE send TrunkingConfigutaionComplete(group to base station equipment and have configured) message, and in this TrunkingConfigutaionComplete message, carry the information that group call conversation information corresponding to group calling session be successfully received.
In the embodiment of the present invention, UE is after successfully receiving group call conversation information corresponding to the group calling session of carrying in TrunkingConfigutaionTransfer message, can access (this process repeats no longer in detail) group calling session according to this group call conversation information, and be successfully received by TrunkingConfigutaionComplete message informing base station equipment group call conversation information.
Mode two, as shown in Figure 5, when UE is connected state UE, the group call conversation information that UE obtains group calling session corresponding from base station equipment comprises:
Step 1, UE send the configuration instruction of TrunkingConfigIndication(group to base station equipment) message, and in this TrunkingConfigIndication message, carry the Non-Access Stratum group mark of cluster configuration information request instruction and the corresponding group of group calling session.
In the embodiment of the present invention, UE by carrying TrunkingConfigIndication-r9-Trunking-IEs in TrunkingConfigIndication message, thus can carry Non-Access Stratum group mark and the cluster configuration information request instruction trunkingConfigReq of the corresponding group of group calling session by this IE.
As shown in Figure 6, be the form schematic diagram preferably carrying the TrunkingConfigIndication message of above-mentioned TrunkingConfigIndication-r9-Trunking-IEs a kind of in the embodiment of the present invention.
Step 2, base station equipment send the configuration transmission of TrunkingConfigutaionTransfer(group with point to point system to UE) message, and group call conversation information corresponding to group calling session is carried in this TrunkingConfigutaionTransfer message.
In the embodiment of the present invention, base station equipment, after receiving cluster configuration information request instruction, needs to utilize the Non-Access Stratum group mark of the corresponding group of group calling session (i.e. group NAS layer mark TGID) to inquire about group call conversation information corresponding to group calling session (i.e. the target group group call conversation information that ongoing group calling session is corresponding in current area); Then by dedicated signaling TrunkingConfigutaionTransfer message, with point to point system, group call conversation information corresponding for group calling session is sent to the UE of the access that lags.
In the embodiment of the present invention, group call conversation information corresponding to this group calling session includes but not limited to: base station equipment is exhaled the group calling temporary mark T-RNTI(TGID Radio Network Temporary Identity of group allocation, TGID Radio Network Temporary Identifier), i.e. the group calling temporary mark of the corresponding group of group calling session; The current right of speech state information of the corresponding group of group calling session; Cluster Access Layer mark TGID(Trunking Group Identifier, group identification), i.e. the Non-Access Stratum group mark of the corresponding group of group calling session.
Step 3, UE send TrunkingConfigutaionComplete(group to base station equipment and have configured) message, and in this TrunkingConfigutaionComplete message, carry the information that group call conversation information corresponding to group calling session be successfully received.
In the embodiment of the present invention, UE is after successfully receiving group call conversation information corresponding to the group calling session of carrying in TrunkingConfigutaionTransfer message, can access (this process repeats no longer in detail) group calling session according to this group call conversation information, and be successfully received by TrunkingConfigutaionComplete message informing base station equipment group call conversation information.
Embodiment two
Based on the inventive concept same with said method, additionally provide a kind of subscriber equipment in the embodiment of the present invention, as shown in Figure 7, this subscriber equipment comprises:
First processing module 11, for obtaining the Non-Access Stratum group mark of the corresponding group of group calling session that current area sends;
Comparison module 12, group's Non-Access Stratum mark that the Non-Access Stratum group for the corresponding group of more described group calling session identifies and self prestores;
Second processing module 13, when determining that according to comparative result needing execution to lag accesses, obtains group call conversation information corresponding to described group calling session from base station equipment.
Described first processing module 11, specifically for when success resident behind current area, receiving system message, and described system message is used to indicate the Non-Access Stratum group mark that the corresponding group of group calling session of downlink data transmission is being carried out in current area.
Described comparison module 12, also for when determining that according to comparative result not needing execution to lag accesses, continue to receive described system message according to predetermined period, group's Non-Access Stratum that the Non-Access Stratum group of the corresponding group of the group calling session indicated in the system message of more current reception identifies and self prestores identifies.
In the embodiment of the present invention, comprise TrunkingSessionRecordList and TrunkingSessionRecord in described system message; TrunkingSessionRecord comprises the Non-Access Stratum group mark of the corresponding group of this group calling session, and TrunkingSessionRecordList is the list be made up of current ongoing group calling session TrunkingSessionRecord.
Described second processing module 13, specifically for the Non-Access Stratum group mark to described base station equipment signalling of bouquet configuration request instruction and the corresponding group of described group calling session;
Receive the group call conversation information that described group calling session that described base station equipment returns is corresponding; And group call conversation information corresponding to described group calling session be described base station equipment after receiving cluster configuration information request instruction, utilize the Non-Access Stratum group identified query of the corresponding group of described group calling session to obtain.
Described second processing module 13, is further used for when subscriber equipment is Idle state, sends radio resource control RRC Connection Request message to described base station equipment, and receives the RRC Connection Setup message that described base station equipment returns;
Send RRC Connection Setup Complete message to described base station equipment, and in described RRC Connection Setup Complete message, carry the Non-Access Stratum group mark of described cluster configuration information request instruction and the corresponding group of described group calling session;
Receive described base station equipment with point to point system to the dedicated signaling TrunkingConfigutaionTransfer message self returned, and in described TrunkingConfigutaionTransfer message, carry group call conversation information corresponding to described group calling session.
Described second processing module 13, be further used for when subscriber equipment is connected state, send TrunkingConfigIndication message to described base station equipment, and in described TrunkingConfigIndication message, carry the Non-Access Stratum group mark of described cluster configuration information request instruction and the corresponding group of described group calling session;
Receive described base station equipment with point to point system to the dedicated signaling TrunkingConfigutaionTransfer message self returned, and in described TrunkingConfigutaionTransfer message, carry group call conversation information corresponding to described group calling session.
Described second processing module 13, be further used for sending TrunkingConfigutaionComplete message to described base station equipment, and in described TrunkingConfigutaionComplete message, carry the information that group call conversation information corresponding to described group calling session be successfully received.
In the embodiment of the present invention, group call conversation information corresponding to described group calling session comprises the group calling temporary mark of the corresponding group of described group calling session and the current right of speech state information of the corresponding group of described group calling session.
Wherein, the modules of apparatus of the present invention can be integrated in one, and also can be separated deployment.Above-mentioned module can merge into a module, also can split into multiple submodule further.
Embodiment three
Based on the inventive concept same with said method, additionally provide a kind of base station equipment in the embodiment of the present invention, as shown in Figure 8, this base station equipment comprises:
First processing module 21, the Non-Access Stratum group mark of the corresponding group of the group calling session for being sent current area sends to subscriber equipment;
Second processing module 22, for when according to the Non-Access Stratum group mark of the corresponding group of described group calling session, described subscriber equipment determines that needing execution to lag accesses, sends to described subscriber equipment by group call conversation information corresponding for described group calling session.
Described first processing module 21, specifically for broadcast system message, behind current area, receive described system message successfully resident by described subscriber equipment, and described system message is used to indicate the Non-Access Stratum group mark that the corresponding group of group calling session of downlink data transmission is being carried out in current area.
In the embodiment of the present invention, comprise TrunkingSessionRecordList and TrunkingSessionRecord in described system message; TrunkingSessionRecord comprises the Non-Access Stratum group mark of the corresponding group of this group calling session, and TrunkingSessionRecordList is the list be made up of current ongoing group calling session TrunkingSessionRecord.
Described second processing module 22, identifies from the cluster configuration information request instruction of described subscriber equipment and the Non-Access Stratum group of the corresponding group of described group calling session specifically for receiving;
After receiving cluster configuration information request instruction, utilize the group call conversation information that described in the Non-Access Stratum group identified query of the corresponding group of described group calling session, group calling session is corresponding;
Group call conversation information corresponding for described group calling session is sent to described subscriber equipment.
Described second processing module 22, is further used for when subscriber equipment is Idle state, receives the radio resource control RRC Connection Request message from described subscriber equipment, and returns RRC Connection Setup message to described subscriber equipment;
Receive the RRC Connection Setup Complete message from described subscriber equipment, and in described RRC Connection Setup Complete message, carry the Non-Access Stratum group mark of described cluster configuration information request instruction and the corresponding group of described group calling session;
After receiving described cluster configuration information request instruction, utilize the group call conversation information that described in the Non-Access Stratum group identified query of the corresponding group of described group calling session, group calling session is corresponding;
Return dedicated signaling TrunkingConfigutaionTransfer message with point to point system to described subscriber equipment, and in described TrunkingConfigutaionTransfer message, carry group call conversation information corresponding to described group calling session.
Described second processing module 22, be further used for when subscriber equipment is connected state, receive the TrunkingConfigIndication message from described subscriber equipment, and in described TrunkingConfigIndication message, carry the Non-Access Stratum group mark of described cluster configuration information request instruction and the corresponding group of described group calling session;
After receiving described cluster configuration information request instruction, utilize the group call conversation information that described in the Non-Access Stratum group identified query of the corresponding group of described group calling session, group calling session is corresponding;
Return dedicated signaling TrunkingConfigutaionTransfer message with point to point system to described subscriber equipment, and in described TrunkingConfigutaionTransfer message, carry group call conversation information corresponding to described group calling session.
Described second processing module 22, be further used for receiving from the TrunkingConfigutaionComplete message of described subscriber equipment, and in described TrunkingConfigutaionComplete message, carry the information that group call conversation information corresponding to described group calling session be successfully received.
In the embodiment of the present invention, group call conversation information corresponding to described group calling session comprises the group calling temporary mark of the corresponding group of described group calling session and the current right of speech state information of the corresponding group of described group calling session.
Wherein, the modules of apparatus of the present invention can be integrated in one, and also can be separated deployment.Above-mentioned module can merge into a module, also can split into multiple submodule further.
Through the above description of the embodiments, those skilled in the art can be well understood to the mode that the present invention can add required general hardware platform by software and realize, and can certainly pass through hardware, but in a lot of situation, the former is better execution mode.Based on such understanding, technical scheme of the present invention can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform method described in each embodiment of the present invention.
It will be appreciated by those skilled in the art that accompanying drawing is the schematic diagram of a preferred embodiment, the module in accompanying drawing or flow process might not be that enforcement the present invention is necessary.
It will be appreciated by those skilled in the art that the module in the device in embodiment can carry out being distributed in the device of embodiment according to embodiment description, also can carry out respective change and be arranged in the one or more devices being different from the present embodiment.The module of above-described embodiment can merge into a module, also can split into multiple submodule further.
The invention described above embodiment sequence number, just to describing, does not represent the quality of embodiment.
Be only several specific embodiment of the present invention above, but the present invention is not limited thereto, the changes that any person skilled in the art can think of all should fall into protection scope of the present invention.