CN102821358B - A kind of implementation method of group-calling service - Google Patents
A kind of implementation method of group-calling service Download PDFInfo
- Publication number
- CN102821358B CN102821358B CN201110153703.4A CN201110153703A CN102821358B CN 102821358 B CN102821358 B CN 102821358B CN 201110153703 A CN201110153703 A CN 201110153703A CN 102821358 B CN102821358 B CN 102821358B
- Authority
- CN
- China
- Prior art keywords
- calling
- terminal
- mme
- enodeb
- group
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The invention discloses a kind of implementation method of group-calling service, the method is based on wideband digital trunking communication system realizing, and this wideband digital trunked communication system realizes based on TD-LTE technology; Because TD-LTE system adopts all-IP, the flattening network architecture, base station can directly communicate with core net, therefore chain of command and user plane time delay are all less, thus shorten call set-up time, and, because TD-LTE technology adopts advanced air interface technologies, the propagation delay time of wireless network also can reduce greatly; In addition, in group call establishment process, adopting the mode of parallel processing signaling message, is namely calling terminal and terminal called Resources allocation concurrently, sets up radio bearer and S1 carrying etc., thus further shorten call set-up time; Finally, because TD-LTE system realizes in packet domain, be therefore convenient to smoothly evolution backward.
Description
Technical field
The present invention relates to mobile communication technology, particularly a kind of implementation method of group-calling service.
Background technology
Trunked communication system in order to meet, develop by industry command scheduling demand, the private wireless communication system of Industry-oriented application.With public mobile communication system class seemingly, trunked communication system also experienced by from first generation simulation trunked communication system to the development course of second generation narrow-band digital trunked communication system.
Narrow-band digital trunked communication system is current application trunked communication system the most widely, its representative has ETSI (ETSI, EuropeanTelecommunicationsStandardsInstitute) TErrestrial TRunked Radio (TETRA defined, TerrestrialTrunkedRadio) system, integrated digital enhanced networks (the iDEN of U.S. Motorola, IntegratedDigitalEnhancedNetworks) system, China is based on code division multiple access (CDMA, CodeDivisionMultipleAccess) open cluster architecture (GoTa of technological development, GlobalopenTrunkingArchitecture) system and based on global system for mobile communications (GSM, GlobalSystemforMobileCommunication) the GT800 system etc. developed.
Group-calling service is the most basic service that trunked communication system provides, and is the half-duplex voice calling that the multi-user set up in group call region participates in.In group calling communication process, in group, only have a up link, need to press PTT (PTT, PushtoTalk) key to apply for or seize up link when user talks in group; All have a down link belonging to this group in each community comprised in group call region, the user belonging to this group in community shares this down link.Share down link owing to belonging to user in the group in same community, seize up link, therefore greatly can save Radio Resource, improve the availability of frequency spectrum.
For a trunked communication system, call set-up time is important performance index, and this time depends primarily on the complexity of network configuration, terminal and network side Signalling exchange, and each network element device is to the processing mode etc. of signaling.Because existing group-calling service is all based on second generation mobile communication system (2G substantially, 2rdGeneration) or 3-G (Generation Three mobile communication system) (3G, realize in narrow-band digital trunked communication system 3rdGeneration), GT800 system based on GSM technology and the GoTa system etc. based on CDMA technology as the aforementioned, base station needs to be undertaken unifying to control by base station controller, directly cannot communicate with core net, therefore cause chain of command and user plane time delay comparatively large, add call set-up time; In addition, existing group-calling service is general all to be realized in circuit domain, is difficult to the smooth evolution backward of the system that realizes.
Summary of the invention
In view of this, main purpose of the present invention is the implementation method providing a kind of group-calling service, can shorten call set-up time, and can evolution backward smoothly.
For achieving the above object, technical scheme of the present invention is achieved in that
An implementation method for group-calling service, the method is based on wideband digital trunking communication system realizing, and described wideband digital trunked communication system realizes based on the Long Term Evolution TD-LTE technology of time division duplex; After each starting up of terminal in system, perform attaching process, set up default bearer, and carry out group service registration in multimedia cluster dispatch server MTDS, when group calling set up by needs, the method comprises:
A, calling terminal send a request message to MTDS, and group calling is set up in request; MTDS indicates Mobility Management Entity MME to initiate cluster session establishment process;
B, MME initiate cluster session establishment process, for network side load is set up in this group calling;
C, MME indicate calling terminal own base station eNodeB to be that calling terminal distributes ascending wireless resource, set up radio bearer, for subordinate's terminal called allocation of downlink shares Radio Resource, and broadcast clustered paging message and trunked call sets up message, afterwards, eNodeB belonging to calling terminal is indicated to broadcast the prompting of right of speech information;
D, MME indicate other eNodeB relevant to this group calling, except eNodeB belonging to calling terminal to share Radio Resource for subordinate's terminal called allocation of downlink, and broadcast clustered paging message and trunked call sets up message, afterwards, indicate other eNodeB relevant to this group calling, except eNodeB belonging to calling terminal to broadcast right of speech information to point out;
Described step C and step D executed in parallel;
E, MME notify that MTDS cluster session establishment completes; MTDS notifies that calling terminal group calling is successfully established, and determines that calling terminal has the right of speech of this group calling.
Visible, adopt technical scheme of the present invention, because TD-LTE system adopts all-IP, the flattening network architecture, base station can directly communicate with core net, therefore chain of command and user plane time delay are all less, thus shorten call set-up time, and, because TD-LTE technology adopts advanced air interface technologies, the propagation delay time of wireless network also can reduce greatly; In addition, in group call establishment process, adopting the mode of parallel processing signaling message, is namely calling terminal and terminal called Resources allocation concurrently, sets up radio bearer and S1 carrying etc., thus further shorten call set-up time; Finally, because TD-LTE system realizes in packet domain, be therefore convenient to smoothly evolution backward.
Accompanying drawing explanation
Fig. 1 is the composition structural representation of the existing wideband digital trunked communication system based on TD-LTE technology.
Fig. 2 is the flow chart of the implementation method embodiment of group-calling service of the present invention.
Fig. 3 is the specific implementation process schematic of the step 21 in the inventive method embodiment.
Fig. 4 is the specific implementation process schematic of the step 22 in the inventive method embodiment.
Fig. 5 is the specific implementation process schematic of the step 23 in the inventive method embodiment.
Fig. 6 is the specific implementation process schematic of the step 24 in the inventive method embodiment.
Fig. 7 is the specific implementation process schematic of the step 25 in the inventive method embodiment.
Fig. 8 is the specific implementation process schematic of the step 26 in the inventive method embodiment.
Embodiment
For problems of the prior art, a kind of implementation method of group-calling service is proposed in the present invention, the method is based on wideband digital trunking communication system realizing, this wideband digital trunked communication system is the wideband digital trunked communication system of Long Term Evolution (TD-LTE, the TimeDivisionDuplex-LongTermEvolution) technology based on time division duplex.
Fig. 1 is the composition structural representation of the existing wideband digital trunked communication system based on TD-LTE technology.As shown in Figure 1, comprising: terminal, broadband wireless access subsystem, network subsystem, multimedia cluster scheduler subsystem and operation and maintenance sub system, be described below respectively.
1) terminal
Described terminal comprises user terminal and dispatching desk, can be cluster user and provides voice group service, wideband multimedia cluster service and various scheduling feature.Wherein, user terminal comprises handheld terminal, Vehicle mounted station and fixed station, and dispatching desk comprises wired dispatching desk and wireless dispatching desk.User terminal is connected with broadband wireless access subsystem by wave point with wireless dispatching desk, and wired dispatching desk is connected with multimedia cluster scheduler subsystem by wired connection.
2) broadband wireless access subsystem
This subsystem is made up of one or more base station (eNodeB), wireless colony scheduling feature module is provided with in eNodeB, for carrying out the relevant treatment of group service, comprise: from Mobility Management Entity (MME, MobilityManagementEntity) clustered control signaling is received, for terminal distribution Radio Resource (as shared Radio Resource for the business receiving terminal allocation of downlink in same community), and will from gateway (S-GW, ServingGateway) the group service data flow received sends corresponding business receiving terminal etc. to by DSCH Downlink Shared Channel.
In addition, eNodeB can support fail soft function, namely can eNodeB and network subsystem out of touch time, the part cluster-specific business of terminal in process coverage.
3) network subsystem
This subsystem is by MME, S-GW, packet data network gateway (P-GW, PacketDataNetworkGateway), home subscriber server (HSS, HomeSubscriberServer), and "Policy and Charging Rules Function entity (PCRF, the composition such as PolicyandChargingRulesFunction), for the transmission of completing user mobile management, security control, network resource management, cluster session resource management, group service data flow, and the management of the data such as user contracting data, cluster information.
Wherein, MME is used for the chain of command function such as completing user mobile management and network resource management, specifically, comprise the security controls such as authentication between network and user and key agreement, the resource managements such as the foundation of user mobility management, sessions carry, amendment and release.
S-GW is the terminal of the packet data interface connecting broadband wireless access subsystem, is mainly used in route and the forwarding of carrying out packet.
P-GW for carry out group service data flow mapping, copy and distribute, according to the group service feature of user's request and the foundation of QoS demand initiation service bearer, and the group service data flow transmitted between multimedia cluster dispatch server (MTDS, MultimediaTrunkingDispatchServer).
HSS is responsible subscription authentication control and management user profile, comprise the Database Systems of user signing contract information and user security information, wherein be provided with cluster user server, for storing the cluster user information relevant to group service, group user profile and authentication arithmetic and encryption key etc., and for network side provide cluster user to open an account, nullify, authentication, group service mandate and charging foundation.
RCPF is used for the predefined PCC rule according to Client-initiated group service type, request, or for the specific group service of cluster user for MTDS provides dynamic qos policy control decision, to ensure that mapping and the process of user face data are carried out in the requirement of contracting according to user.
4) multimedia cluster scheduler subsystem
This subsystem is made up of MTDS, recording and recording service device, application server and interconnection gateway, and the dispatch deal, the cluster user that have been mainly used in group service are opened an account, nullified control, and the authentication of group service, mandate and charging etc.
Wherein, MTDS builds based on SIPserver, it is the control centre of group service scheduling, for completing unified session control and the scheduling of resource of voice scheduling, data dispatch and video dispatching, comprise: set up, safeguard and discharge various group service session, carry out right of speech management and scheduling etc., and the distribution function of cluster user management and group service data flow is provided, the signaling between wired dispatching desk and trunked communication system and data channel are provided.
Recording and recording service device are for completing storage and the inquiry of voice, data and video.
Application server comprises the various servers such as voice server, data server, video server and image intelligent Analysis server, for providing various sector application for cluster user.
Interconnection gateway can realize and Public Switched Telephony Network (PSTN, PublicSwitchedTelephoneNetwork), the interconnecting of cellular mobile communications networks (as TD-SCDMA, GSM etc.) and other trunked communication system (as GoTa, GT800 etc.).
5) operation and maintenance sub system
This subsystem provides the maintenance interface to the network equipment, can collect and the operation information of monitoring network and situation, and can according to the requirement generation system operational report of industry user, for the network planning and adjustment provide foundation.According to delineation of activities, comprise five functional parts in operation and maintenance sub system altogether, be respectively: safety management, configuration management, fault management, performance management and other management.In addition, for supporting Virtual Private Network function, operation and maintenance sub system needs to provide the user management terminal that in Special Interest Group, user uses, to realize the management function to user in Special Interest Group.
Based on above-mentioned introduction, Fig. 2 is the flow chart of the implementation method embodiment of group-calling service of the present invention.As shown in Figure 2, comprise the following steps:
Step 21: after each starting up of terminal in system, performs attaching process, sets up default bearer, and carry out group service registration in MTDS.
Fig. 3 is the specific implementation process schematic of the step 21 in the inventive method embodiment.
Compared with the standard attaching process in existing TD-LTE system, need to increase MME in the present invention and notify the steps such as MTDS starting up of terminal.Default bearer is carried by the S5/S8 between the S1 carrying between the radio bearer between terminal and eNodeB, eNodeB and S-GW and S-GW and P-GW and forms.
After default bearer has been set up, user terminal utilizes default bearer to send session initiation protocol (SIP to MTDS, SessionInitiationProtocol) message (REGISTER), carry out group service registration, if succeeded in registration, then MTDS returns sip message (200OK) to user terminal and confirms.
After group service has been registered, terminal will be in connection (CONNECTED) state, if after this exceed scheduled duration terminal to carry out information interaction with network side not yet, so, terminal will enter free time (IDLE) state, and now system is by the radio bearer deleted in the default bearer set up and S1 carrying.
Step identical with prior art in Fig. 3 repeats no more.
The step of step 21 for performing after each starting up of terminal.
Step 22: when group calling set up by needs, calling terminal sends a request message to MTDS, group calling is set up in request; MTDS indicates MME to initiate cluster session establishment process.
In the present invention, the terminal initiating group calling is called calling terminal, other terminal in the group except this terminal is called terminal called.
Step 23:MME initiates cluster session establishment process, for network side load is set up in this group calling.
Step 24:MME indicates eNodeB belonging to calling terminal to be that calling terminal distributes ascending wireless resource, set up radio bearer, for subordinate's terminal called allocation of downlink shares Radio Resource, and broadcast clustered paging message and trunked call sets up message, afterwards, eNodeB belonging to calling terminal is indicated to broadcast the prompting of right of speech information.
Step 25:MME indicates other eNodeB relevant to this group calling, except eNodeB belonging to calling terminal to share Radio Resource for subordinate's terminal called allocation of downlink, and broadcast clustered paging message and trunked call sets up message, afterwards, indicate other eNodeB relevant to this group calling, except eNodeB belonging to calling terminal to broadcast right of speech information to point out.
In actual applications, step 24 and 25 can executed in parallel.
Step 26:MME notifies that MTDS cluster session establishment completes; MTDS notifies that calling terminal group calling is successfully established, and determines that calling terminal has the right of speech of this group calling.
Below in conjunction with accompanying drawing, the step 22 in Fig. 2 ~ 26 are described in detail respectively.Suppose that the UE1 in following figure is calling terminal, UE2 is a terminal called.
Fig. 4 is the specific implementation process schematic of the step 22 in the inventive method embodiment.As shown in Figure 4, comprising:
Step 41: calling terminal sends sip message (INVITE) by default bearer to MTDS, group calling is set up in request.
In this step, calling terminal needs first to determine whether self is in connection status, if, then directly send sip message by default bearer to MTDS, group calling is set up in request, otherwise, need first to initiate service request (ServiceRequest) process, set up the radio bearer in default bearer and S1 carrying, and then send sip message by default bearer to MTDS, group calling is set up in request.Service request procedure is the standard signaling procedure in TD-LTE system.
Before transmission sip message, calling subscriber needs to input sets of numbers, and presses PTT key; The information such as calling terminal number, sets of numbers, urgent mark, type of service, type of call can be carried in sip message.
After step 42:MTDS receives the request from calling terminal, if self do not preserve cluster CAMEL-Subscription-Information and the collection group information of calling terminal, the cluster CAMEL-Subscription-Information of calling terminal is then first asked to HSS, and according to the cluster CAMEL-Subscription-Information of asking, authentication is carried out to calling terminal, whether authentication content comprises has the right to initiate group-calling service etc., if authentication is not passed through, then performs step 43, otherwise, perform step 44.
Step 43:MTDS returns sip message (BYE) to calling terminal, process ends.
Step 44:MTDS is to HSS request collection group information.
Collection group information can comprise termination number list in group, group priority, multicast address, voice/data/video port numbers etc.
Step 45:MME is to calling terminal signalling of bouquet call setup Indication message, and instruction MME initiates cluster session establishment process.
Trunked call is set up in Indication message and can be carried calling terminal number, sets of numbers, multicast address, voice/data/video port numbers, address, MTDS user face, the prompting of right of speech information etc.
Fig. 5 is the specific implementation process schematic of the step 23 in the inventive method embodiment.As shown in Figure 5, comprising:
Step 51:MME initiates cluster session establishment process, sends set up cluster conversation request message to S-GW; S-GW is that this group calling distributes S-GWS5/S8-TEID, and is carried to set up in cluster conversation request message and sends to P-GW.
MME sends to setting up in cluster conversation request message of S-GW can carry the eNodeB list relevant to this group calling, cluster bearing identification, MME chain of command TEID etc., and S-GW sends to that P-GW's set up in cluster conversation request message the S-GWS5/S8-TEID, cluster bearing identification etc. that can carry and distribute to some extent.
Step 52: if having employed dynamic PCC rule, then P-GW can initiate IP-Can session establishment/modification process, the default PCC rule of request group, in this process, PCRF may revise the default qos parameter of group and send to P-GW.
Step 53:P-GW distributes P-GWS5/S8-TEID for this group calling, is carried to set up in cluster conversational response message to send to S-GW; S-GW records the mapping relations between S-GWS5/S8-TEID and P-GWS5/S8-TEID, and distribute corresponding S-GWS1-TEID for each eNodeB in eNodeB list, be carried to set up in cluster conversational response message and send to MME, complete the foundation of S5/S8 carrying.
Fig. 6 is the specific implementation process schematic of the step 24 in the inventive method embodiment.As shown in Figure 6, comprising:
Step 61:MME sets up request message to eNodeB signalling of bouquet context belonging to calling terminal.
Described cluster context is set up request message and is comprised and activate cluster bearer context request message and trunked call and set up message.
Step 62: eNodeB belonging to calling terminal is after calling terminal distributes ascending wireless resource, wireless heterogeneous networks (RRC is initiated to calling terminal, RadioResourceControl) reconstitution process is connected, connect to revise the RRC set up, and ascending wireless resource description and relevant configuration information are sent to calling terminal.
Step 63: calling terminal is according to each layer parameter of the information configuration received self, and belonging to notice, eNodeBRRC connection reprovision completes, and completes the foundation of radio bearer.
Step 64: belonging to calling terminal, eNodeB shares Radio Resource for subordinate's terminal called allocation of downlink, and set up message to subordinate's Cell Broadcast CB clustered paging message and trunked call, notice terminal called sets up group calling.
Describedly set up group calling and comprise: signaling plane passage and the service surface passage of setting up trunked call.
Step 65: eNodeB belonging to calling terminal returns cluster context to MME and sets up response message, wherein carries the eNodeBS1-TEID that this group calling promising distributes.
Step 66: calling terminal sends up NAS message transfer by affiliated eNodeB to MME.
Comprise in up NAS message transfer and activate cluster bearer context response message.
Step 67:MME sends to S-GW and upgrades cluster bearing request message, wherein carries eNodeBS1-TEID.
Step 68:S-GW records the mapping relations between eNodeBS1-TEID and S-GWS1-TEID, and returns renewal cluster bearing response message to MME, completes the foundation of S1 carrying.
Step 69:MME receives the response message that eNodeB belonging to calling terminal and calling terminal return, and after completing the foundation of S1 carrying, sends descending cluster NAS message transfer, wherein comprise the prompting of right of speech information to eNodeB belonging to calling terminal.
Step 610: eNodeB belonging to calling terminal is to the prompting of subordinate's Cell Broadcast CB right of speech information, and notice terminal called right of speech is taken by calling terminal.
Fig. 7 is the specific implementation process schematic of the step 25 in the inventive method embodiment.As shown in Figure 7, comprising:
Step 71:MME sets up request message to other eNodeB (eNodeB in eNodeB list except eNodeB belonging to calling terminal) signalling of bouquet context.
Described cluster context is set up request message and is comprised trunked call and set up message, wherein specifically can carry sets of numbers, group priority, S-GW be the S-GWS1-TEID, multicast address etc. that corresponding eNodeB distributes.
Step 72: respectively other eNodeB shares Radio Resource for subordinate's terminal called allocation of downlink, and in subordinate community, broadcast clustered paging message and trunked call sets up message, notice terminal called sets up group calling.
Describedly set up group calling and comprise: signaling plane passage and the service surface passage of setting up trunked call.
Step 73: respectively other eNodeB returns cluster context to MME and sets up response message, wherein carries the eNodeBS1-TEID that this group calling promising distributes.
Step 74:MME sends to S-GW and upgrades cluster bearing request message, wherein carries each eNodeBS1-TEID.
Step 75:S-GW records the mapping relations between eNodeBS1-TEID and S-GWS1-TEID, and returns renewal cluster bearing response message to MME, completes the foundation of S1 carrying.
Step 76:MME receives the response message that other eNodeB each returns, and after completing the foundation of S1 carrying, sends descending cluster NAS message transfer to other eNodeB each, wherein comprises the prompting of right of speech information.
Step 77: respectively other eNodeB is to the prompting of subordinate's Cell Broadcast CB right of speech information, notice terminal called right of speech is taken by calling terminal.
Fig. 8 is the specific implementation process schematic of the step 26 in the inventive method embodiment.As shown in Figure 8, comprising:
Step 81:MME is to MTDS signalling of bouquet call setup acknowledge message.
Step 82 ~ 83:MTDS sends sip message (200OK) by default bearer to calling terminal, this group calling of notice calling terminal is successfully established, confirm that calling terminal has the right of speech of this group calling, calling terminal returns sip message (ACK) to MTDS and confirms simultaneously.
So far, group calling has been set up, and afterwards, can enter group calling communication state, and the business data flow from calling terminal carries out mapping, copying and distribution processor by MTDS, and is sent to terminal called.Specifically as shown in Figure 8, business data flow, by affiliated eNodeB, S-GW and P-GW, is sent to MTDS by calling terminal; Then, business data flow carries out mapping and copying by MTDS, and is distributed to corresponding P-GW; Afterwards, business data flow is sent to the S-GW that this group calling relates to by P-GW, and business data flow is sent to each eNodeB in eNodeB list by S-GW; Finally, business data flow is broadcast to terminal called by each eNodeB.
It should be noted that, in actual applications, clustered paging message and trunked call set up message can adopt periodic broadcast mode, the benefit of such process is: for not start shooting in group or not in the terminal of dispatch area, when its start or after entering dispatch area, the mode entered by lagging joins in ongoing group calling.
In addition, due in group calling communication process, great amount of terminals in group is in accepting state for a long time, synchronization only has a terminal to be in transmission state, therefore at group calling establishment stage, does not need for the terminal called in group distributes ascending wireless resource, if in group calling communication process, terminal called needs to carry out uplink, so can be this terminal fast allocation ascending wireless resource and completes the transmission of uplink business data, thus the availability of frequency spectrum of effective raising system.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within the scope of protection of the invention.
Claims (12)
1. an implementation method for group-calling service, is characterized in that, the method is based on wideband digital trunking communication system realizing, and described wideband digital trunked communication system realizes based on the Long Term Evolution TD-LTE technology of time division duplex; After each starting up of terminal in system, perform attaching process, set up default bearer, and group service registration is carried out in multimedia cluster dispatch server MTDS, in attaching process, Mobility Management Entity MME notifies MTDS starting up of terminal, and MTDS records the MME of terminal attachment; When group calling set up by needs, the method comprises:
Steps A, calling terminal send a request message to MTDS, and group calling is set up in request; MTDS indicates MME to initiate cluster session establishment process;
Step B, MME initiate cluster session establishment process, for network side load is set up in this group calling;
Step C, MME indicate calling terminal own base station eNodeB to be that calling terminal distributes ascending wireless resource, set up radio bearer, for subordinate's terminal called allocation of downlink shares Radio Resource, and broadcast clustered paging message and trunked call sets up message, afterwards, eNodeB belonging to calling terminal is indicated to broadcast the prompting of right of speech information;
Step D, MME indicate other eNodeB relevant to this group calling, except eNodeB belonging to calling terminal to share Radio Resource for subordinate's terminal called allocation of downlink, and broadcast clustered paging message and trunked call sets up message, afterwards, indicate other eNodeB relevant to this group calling, except eNodeB belonging to calling terminal to broadcast right of speech information to point out;
Described step C and step D executed in parallel;
Step e, MME notify that MTDS cluster session establishment completes; MTDS notifies that calling terminal group calling is successfully established, and determines that calling terminal has the right of speech of this group calling.
2. method according to claim 1, it is characterized in that, the method comprises further: after group service has been registered, terminal is in connection status, if after this exceed scheduled duration terminal to carry out information interaction with network side not yet, then enter idle condition, and the radio bearer deleted in the default bearer set up and S1 carrying;
Described calling terminal sends a request message to MTDS, request is set up group calling and is comprised: calling terminal determines whether self is in connection status, if, then directly send session initiation protocol sip message by default bearer to MTDS, group calling is set up in request, otherwise, first initiate service request procedure, set up the radio bearer in default bearer and S1 carrying, then send sip message by default bearer to MTDS, group calling is set up in request.
3. method according to claim 1, is characterized in that, described MTDS comprises before indicating MME initiation cluster session establishment process further:
MTDS carries out authentication to calling terminal, if authentication is not passed through, then and process ends, if passed through, then ask the collection group information relevant to this group calling to home subscriber server HSS, and to the instruction of MME signalling of bouquet call setup, instruction MME initiates cluster session establishment process.
4. method according to claim 1, is characterized in that, described network side load is S5/S8 carrying, describedly sets up network side load for this group calling and comprises:
MME to gateway S-GW send carry the eNodeB list relevant to this group calling set up cluster session request;
S-GW is that this group calling distributes S-GWS5/S8-TEID, and is carried to set up in cluster session request and sends to packet data network gateway P-GW;
P-GW distributes P-GWS5/S8-TEID for this group calling, is carried to set up in cluster conversational response to send to S-GW;
S-GW records the mapping relations between S-GWS5/S8-TEID and P-GWS5/S8-TEID, and distributes corresponding S-GWS1-TEID for each eNodeB in eNodeB list, is carried to set up in cluster conversational response to send to MME, completes the foundation of S5/S8 carrying.
5. method according to claim 1, it is characterized in that, described MME indicates eNodeB belonging to calling terminal to be that calling terminal distributes ascending wireless resource, set up radio bearer, for subordinate's terminal called allocation of downlink shares Radio Resource, and broadcast clustered paging message and trunked call and set up message and comprise:
MME sets up request to eNodeB signalling of bouquet context belonging to calling terminal, wherein comprises and activates cluster bearer context request;
ENodeB belonging to calling terminal is after calling terminal distributes ascending wireless resource, initiates radio resource control RRC connect reconstitution process to calling terminal, and ascending wireless resource description and relevant configuration information are sent to calling terminal;
Calling terminal is according to each layer parameter of the information configuration received self, and belonging to notice, eNodeBRRC connection reprovision completes, and completes the foundation of radio bearer;
Belonging to calling terminal, eNodeB shares Radio Resource for subordinate's terminal called allocation of downlink, and broadcasts clustered paging message and trunked call sets up message, and notice terminal called sets up group calling.
6. method according to claim 5, is characterized in that, eNodeB belonging to described instruction calling terminal broadcasts the prompting of right of speech information and comprises:
ENodeB belonging to calling terminal returns cluster context to MME and sets up response, wherein carries the eNodeBS1-TEID that this group calling promising distributes;
Calling terminal returns to MME and activates the response of cluster bearer context;
MME sends to S-GW and upgrades cluster carrying request, wherein carries eNodeBS1-TEID;
S-GW records the mapping relations between eNodeBS1-TEID and S-GWS1-TEID, and returns renewal cluster carrying response to MME, completes the foundation of S1 carrying;
MME sends the prompting of right of speech information to eNodeB belonging to calling terminal;
ENodeB belonging to calling terminal broadcasts the prompting of right of speech information, and notice terminal called right of speech is taken by calling terminal.
7. method according to claim 1, is characterized in that, described MME indicates other eNodeB to share Radio Resource for subordinate's terminal called allocation of downlink, and broadcasts clustered paging message and trunked call and set up message and comprise:
MME sets up request to other eNodeB signalling of bouquet context;
Other eNodeB each shares Radio Resource for subordinate's terminal called allocation of downlink, and broadcasts clustered paging message and trunked call sets up message, notifies that terminal called sets up group calling.
8. method according to claim 7, is characterized in that, other eNodeB of described instruction broadcasts the prompting of right of speech information and comprises:
Other eNodeB each returns cluster context to MME and sets up response, wherein carries the eNodeBS1-TEID that this group calling promising distributes;
MME sends to S-GW and upgrades cluster carrying request, wherein carries eNodeBS1-TEID;
S-GW records the mapping relations between eNodeBS1-TEID and S-GWS1-TEID, and returns renewal cluster carrying response to MME, completes the foundation of S1 carrying;
MME sends the prompting of right of speech information to other eNodeB each;
Other eNodeB each broadcasts the prompting of right of speech information, and notice terminal called right of speech is taken by calling terminal.
9. the method according to claim 5 or 7, is characterized in that, described notice terminal called is set up group calling and comprised:
Notice terminal called sets up signaling plane passage and the service surface passage of trunked call.
10. the method according to any one of claim 1 ~ 8, is characterized in that, described step e comprises:
MME is to MTDS signalling of bouquet call setup acknowledge message;
MTDS sends sip message by default bearer to calling terminal, and this group calling of notice calling terminal is successfully established, and confirm that calling terminal has the right of speech of this group calling, calling terminal returns acknowledge message to MTDS simultaneously.
11. methods according to any one of claim 1 ~ 8, is characterized in that, described clustered paging message and trunked call are set up message and adopted periodic broadcast mode.
12. methods according to any one of claim 1 ~ 8, is characterized in that, after described step e, comprise further:
Business data flow from calling terminal carries out mapping, copying and distribution processor by MTDS, and is sent to terminal called.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110153703.4A CN102821358B (en) | 2011-06-09 | 2011-06-09 | A kind of implementation method of group-calling service |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110153703.4A CN102821358B (en) | 2011-06-09 | 2011-06-09 | A kind of implementation method of group-calling service |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102821358A CN102821358A (en) | 2012-12-12 |
| CN102821358B true CN102821358B (en) | 2016-03-02 |
Family
ID=47305168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110153703.4A Expired - Fee Related CN102821358B (en) | 2011-06-09 | 2011-06-09 | A kind of implementation method of group-calling service |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102821358B (en) |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102843655B (en) * | 2011-06-20 | 2016-02-24 | 普天信息技术研究院有限公司 | A kind of method realizing organizing interior wideband multimedia cluster service and transmit in real time |
| CN102984816A (en) * | 2012-12-26 | 2013-03-20 | 大唐移动通信设备有限公司 | Call processing method and device |
| CN103945334B (en) * | 2013-01-18 | 2017-05-03 | 中国普天信息产业股份有限公司 | Group call service restoration method used for broadband trunking communication system |
| CN104010277B (en) * | 2013-02-26 | 2017-10-13 | 成都鼎桥通信技术有限公司 | Cluster communication method, LTE network equipment and trunked communication system |
| CN103259620B (en) * | 2013-04-12 | 2016-08-03 | 京信通信***（广州）有限公司 | The methods, devices and systems that S1 interface signaling data process |
| EP2987345B1 (en) | 2013-04-18 | 2019-04-10 | Qualcomm Incorporated | Mbms bearer enhancements for push to talk or push to everything via embms |
| CN104427475B (en) * | 2013-09-09 | 2018-05-11 | 北京信威通信技术股份有限公司 | The methods, devices and systems that end message reports in a kind of group system |
| CN103533507B (en) * | 2013-09-26 | 2016-05-18 | 北京市万格数码通讯科技有限公司 | In digital clustering communication system, realize the method for full duplex group calling |
| CN104683955A (en) * | 2013-11-26 | 2015-06-03 | 成都鼎桥通信技术有限公司 | Realization method for LTE-based full-service trunking communication |
| CN104735629B (en) * | 2013-12-23 | 2018-11-13 | 成都鼎桥通信技术有限公司 | A kind of method of broadcast communication in full-service trunked communication system |
| CN104602199B (en) * | 2015-01-19 | 2018-03-06 | 深圳市普天宜通技术股份有限公司 | PTT realization method and systems in a kind of public network colony dispatching |
| CN105992167B (en) * | 2015-02-12 | 2019-06-25 | 成都鼎桥通信技术有限公司 | The implementation method and device of long term evolution LTE cluster multicast |
| CN106211328B (en) * | 2015-04-30 | 2019-12-13 | ***通信集团公司 | paging method and paging device |
| CN106332269B (en) * | 2015-06-17 | 2019-06-21 | 北京信威通信技术股份有限公司 | A kind of converged communication method of LTE trunked communication system |
| CN106658423B (en) * | 2015-10-30 | 2020-01-31 | 普天信息技术有限公司 | Group call service processing method and system for broadband trunking communication system |
| CN105472739B (en) * | 2015-12-08 | 2019-01-15 | 哈尔滨海能达科技有限公司 | A kind of business channel allocation method and base station |
| CN106856595B (en) * | 2015-12-09 | 2019-12-17 | 北京信威通信技术股份有限公司 | IP multicast broadcast service transmission method based on B-trunk group call |
| CN107205227A (en) * | 2016-03-16 | 2017-09-26 | 北京信威通信技术股份有限公司 | A kind of PIS business transmitting methods exhaled based on B-TrunC groups |
| CN105979592A (en) * | 2016-05-06 | 2016-09-28 | 清华大学 | Optimizing method for user equipment access flow |
| CN106454758A (en) * | 2016-12-05 | 2017-02-22 | 山东闻远通信技术有限公司 | Group call establishment method and system in distributed fail soft trunking communication |
| CN107182040B (en) * | 2017-06-14 | 2021-01-19 | 海能达通信股份有限公司 | Group call creation and group call data transmission method, mobility management device and base station |
| CN109428854A (en) * | 2017-08-22 | 2019-03-05 | 普天信息技术有限公司 | It is a kind of based on wide and narrow strip fusion call processing method, apparatus and system |
| JP7307081B2 (en) * | 2017-11-14 | 2023-07-11 | オッポ広東移動通信有限公司 | Wireless communication method and device |
| KR102511434B1 (en) * | 2017-11-14 | 2023-03-16 | 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 | Wireless communication method and device |
| CN110177344B (en) * | 2019-04-15 | 2021-12-24 | 海能达通信股份有限公司 | Group attachment method, client and server |
| CN111954169B (en) * | 2019-05-14 | 2022-03-01 | 成都鼎桥通信技术有限公司 | Processing method and device for establishing group resources, core network and storage medium |
| CN110830927A (en) * | 2019-11-08 | 2020-02-21 | 佳讯飞鸿（北京）智能科技研究院有限公司 | Multimedia cluster communication method, device and terminal |
| CN112203239B (en) * | 2020-10-29 | 2022-03-15 | 北京长焜科技有限公司 | Pre-established bearing management method in B-Trunc system |
| CN113852411B (en) * | 2021-09-27 | 2023-07-11 | 中国电子科技集团公司第五十四研究所 | Method for realizing group calling service based on special circuit domain channel |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101616364A (en) * | 2009-07-27 | 2009-12-30 | 普天信息技术研究院有限公司 | A kind of group-calling service implementation method |
| CN102088662A (en) * | 2009-12-03 | 2011-06-08 | 普天信息技术研究院有限公司 | Method for realizing real-time transmission of multimedia service in broadband digital cluster group |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8041305B2 (en) * | 2009-03-31 | 2011-10-18 | Motorola Solutions, Inc. | Selectively rendering a communication at a communication device |
-
2011
- 2011-06-09 CN CN201110153703.4A patent/CN102821358B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101616364A (en) * | 2009-07-27 | 2009-12-30 | 普天信息技术研究院有限公司 | A kind of group-calling service implementation method |
| CN102088662A (en) * | 2009-12-03 | 2011-06-08 | 普天信息技术研究院有限公司 | Method for realizing real-time transmission of multimedia service in broadband digital cluster group |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102821358A (en) | 2012-12-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102821358B (en) | A kind of implementation method of group-calling service | |
| CN101616364B (en) | Group call business realizing method | |
| CN102802277B (en) | Broadband digital trunked communication system | |
| CN103024684B (en) | A kind of implementation method of single call service | |
| CN103024682B (en) | Digital clustering communication system realizes the method for half-duplex single call service | |
| CN103428636B (en) | A kind of group-calling set-up method | |
| CN103428645B (en) | A kind of system and device for achieving cluster service | |
| CN102088662B (en) | Method for realizing real-time transmission of multimedia service in broadband digital cluster group | |
| CN102469415B (en) | Method, terminal and system for point-to-multipoint calling in cluster system based on long term evolution (LTE) technology | |
| CN102843655B (en) | A kind of method realizing organizing interior wideband multimedia cluster service and transmit in real time | |
| CN102843650B (en) | Method for achieving video scheduling | |
| CN103609147A (en) | Cluster communication system, cluster server, access network and cluster communication method | |
| CN102143553B (en) | Group call release method | |
| CN103796172B (en) | The right to apply for words implementation method of broadband cluster system based on LTE | |
| WO2009015526A1 (en) | Method for triggering group information synchronization in real time on network side in cluster communication system | |
| US20150282199A1 (en) | Implementation method for transmission-priority seizing of lte-based broadband cluster system | |
| CN109802950B (en) | MCPTT (Multi-chip PTT) cluster system | |
| CN104683956A (en) | QoS (Quality of Service) control method and system | |
| CN105282713B (en) | A kind of group-calling service establishing method based on TD-LTE broadband cluster systems | |
| CN103546874B (en) | A kind of method and system of call management | |
| CN102984816A (en) | Call processing method and device | |
| CN102300334B (en) | Method for accessing terminals of different standards in digital trunking communication system | |
| CN103581839A (en) | Broadband trunking service realizing method and broadband trunking service realizing system | |
| CN107222846A (en) | A kind of equipment of the core network and its cluster communication method | |
| CN1926895A (en) | System of group communication and method of group call processing based on CDMA 2000 high-speed packet data network |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA POTEVIO CO., LTD. Free format text: FORMER OWNER: POTEVIO INFORMATION TECHNOLOGY CO., LTD. Effective date: 20150420 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| C53 | Correction of patent of invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 100080 Beijing, Haidian, North Street, No. two, No. 6, No. Applicant after: POTEVIO INFORMATION TECHNOLOGY Co.,Ltd. Address before: 100080 Beijing, Haidian, North Street, No. two, No. 6, No. Applicant before: PETEVIO INSTITUTE OF TECHNOLOGY Co.,Ltd. |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: PUTIAN IT TECH INST CO., LTD. TO: POTEVIO INFORMATION TECHNOLOGY CO., LTD. |
|
| TA01 | Transfer of patent application right |
Effective date of registration: 20150420 Address after: 100080, No. two, 2 street, Zhongguancun science and Technology Park, Beijing, Haidian District Applicant after: CHINA POTEVIO CO.,LTD. Address before: 100080 Beijing, Haidian, North Street, No. two, No. 6, No. Applicant before: POTEVIO INFORMATION TECHNOLOGY Co.,Ltd. |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20151214 Address after: 100080 Beijing, Haidian, North Street, No. two, No. 6, No. Applicant after: POTEVIO INFORMATION TECHNOLOGY Co.,Ltd. Address before: 100080, No. two, 2 street, Zhongguancun science and Technology Park, Beijing, Haidian District Applicant before: CHINA POTEVIO CO.,LTD. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 Termination date: 20210609 |