CN104769975B

CN104769975B - The method, apparatus and system of group communication

Info

Publication number: CN104769975B
Application number: CN201380003321.0A
Authority: CN
Inventors: 李秉肇; 高永强; 陈燕燕
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2013-09-27
Filing date: 2013-09-27
Publication date: 2019-01-11
Anticipated expiration: 2033-09-27
Also published as: CN104769975A; WO2015042878A1

Abstract

The invention discloses the method, apparatus and system of a kind of group of communication, wherein shown method includes: to determine that the group for carrying out described group of communication traffic communicates UE according to the corresponding multimedia broadcasting and multicast MBMS business mark of group communication traffic；Cell-related information where described group of communication UE is sent to MBMS coordination entity MCE, so that the cell-related information that the MCE is sent according to each base station, it determines the business transport-type of the related cell of the corresponding MBMS business of described group of communication traffic, and Zone transmission type information is sent to corresponding base station；The Zone transmission type information that MCE is sent is received, according to the Zone transmission type information, sends the corresponding MBMS data of described group of communication traffic to described group of communication UE.Technical solution of the present invention sends completion group communication traffic by corresponding MBMS data, has saved channel resource, improves the efficiency that group communication traffic data are sent.

Description

The method, apparatus and system of group communication

Technical field

The present embodiments relate to the communication technology more particularly to the method, apparatus and system of a kind of group of communication.

Background technique

Group communication refers to the mechanism mutually communicated between one group of UE, wherein only one UE allows in one group of UE Words, remaining UE receive the group communication data of the UE by downlink voice channel.Group communication at present is usually by group Communications service Device is completed, and in access net side, group communication is similar with normal voice communication, configures individual downlink voice channel for each UE, with Make UE reception group communication data.

In the prior art when carrying out group communication, the downlink voice that each UE receives is identical, but still needs to pass through Individual downlink voice channel individually sends a downlink group communication data for each UE, and efficiency is relatively low, wastes access net The resource of side.

Summary of the invention

The present invention provides the method, apparatus and system of a kind of group of communication, to solve defect in the prior art, raising group Communication data transmitting efficiency saves access net and surveys resource.

In a first aspect, the embodiment of the present invention provides the method for a kind of group of communication, comprising:

According to the corresponding multimedia broadcasting and multicast MBMS business mark of group communication traffic, determines and carry out described group of communication traffic Group communicate UE；

Cell-related information where described group of communication UE is sent to MBMS coordination entity MCE, so that the MCE is according to each The cell-related information that a base station is sent, determines the business of the related cell of the corresponding MBMS business of described group of communication traffic Transport-type, and Zone transmission type information is sent to corresponding base station；

The Zone transmission type information that MCE is sent is received, according to the Zone transmission type information, to described Group communication UE sends the corresponding MBMS data of described group of communication traffic.

It is in the first possible implementation of the first aspect, described according to the Zone transmission type information, Before sending the corresponding MBMS data of described group of communication traffic, further includes:

The group communication data for receiving described group of communication UE transmission, is sent to BMSC for described group of communication data, so that described Broadcast multicast service center BMSC generates the corresponding MBMS data of described group of communication traffic according to described group of communication data；

Receive the corresponding MBMS data of described group of communication traffic that the BMSC is sent.

With reference to first aspect and its first possible implementation, in the second possible implementation, described small Area's relevant information includes a group cell ID and the cell ID adjacent with the cell for cell where communication UE, so that the MCE The cell ID and the cell ID adjacent with the cell of cell, determine where the described group of communication UE sent according to each base station The business transport-type of the related cell of the corresponding MBMS business of described group of communication traffic.

With reference to first aspect and its possible implementation of first or second kind, in the third possible implementation, The cell-related information includes the number of group communication UE in cell ID and the cell, so that the MCE is according to each base station The number of group communication UE, determines described group of communications industry in the cell ID of cell where the described group of communication UE sent and the cell The business transport-type of the related cell for corresponding MBMS business of being engaged in.

With reference to first aspect and its first to the third any one possible implementation, in the 4th kind of possible realization In mode, the Zone transmission type information includes: to be used to indicate the first identifier of noise elimination cell and/or be used to indicate biography The second identifier of defeated cell；

It is described according to the Zone transmission type information, send the corresponding MBMS business number of described group of communication traffic According to specifically including:

According to the first identifier and/or second identifier, noise elimination cell is determined；

In noise elimination cell, the corresponding scheduling information of the MBMS data is sent to described group of communication UE.

With reference to first aspect and its first to the third any one possible implementation, in the 5th kind of possible realization In mode, the Zone transmission type information includes: to be used to indicate the first identifier of noise elimination cell and/or be used to indicate biography The second identifier of defeated cell；

According to the first identifier and/or second identifier, noise elimination cell and transmission cell are determined；

In noise elimination cell, the corresponding scheduling information of the MBMS data is sent to described group of communication UE；

In transmission cell, the MBMS data is sent to described group of communication UE, while sending the MBMS business The corresponding scheduling information of data.

With reference to first aspect and its first to the third any one possible implementation, in the 6th kind of possible realization In mode, the Zone transmission type information includes: to be used to indicate the first identifier of noise elimination cell and/or be used to indicate biography The second identifier of defeated cell；

According to the first identifier and/or second identifier, transmission cell is determined；

With reference to first aspect and its first to the third any one possible implementation, in the 7th kind of possible realization In mode, the Zone transmission type information includes: to be used to indicate the first identifier of noise elimination cell and be used to indicate transmission The second identifier of cell,

Alternatively, the Zone transmission type information includes: to be used to indicate the first identifier of noise elimination cell and for referring to Show the third mark of unicast cells；

Alternatively, the Zone transmission type information includes: to be used to indicate the second identifier of transmission cell and for referring to Show the third mark of unicast cells；

Alternatively, the Zone transmission type information includes: the first identifier for being used to indicate noise elimination cell, is used to indicate The third for the unicast cells transmitting the second identifier of cell and being used to indicate in the base station identifies；

According to the Zone transmission type information, noise elimination cell, transmission cell and unicast cells are determined；

In transmission cell, the MBMS data is sent to described group of communication UE, while sending the MBMS business The corresponding scheduling information of data；

In unicast cells, the unicast bearer established by the group communication UE in cell is to described in described group of communication UE transmission MBMS data.

With reference to first aspect and its in the 5th to the 7th kind of any possible implementation, in the 8th kind of possible realization It is described according to the Zone transmission type information in mode, it is corresponding that described group of communication traffic is sent to described group of communication UE MBMS data before, further includes:

The first instruction message is sent to the group communication UE in the transmission cell, first instruction message is for referring to Show that described group of communication UE starts to receive the MBMS data.

The 8th kind of possible implementation with reference to first aspect, in the 9th kind of possible implementation, described first Further include receiving time in instruction message, is used to indicate described group of communication UE and receives the MBMS industry since the receiving time Business data.

The the 5th to the 9th kind of any possible implementation with reference to first aspect, in the tenth kind of possible implementation In, it is described according to the Zone transmission type information, it is corresponding that described group of communication traffic is sent to described group of communication UE After MBMS data, further includes:

The second instruction message is sent to the group communication UE in the transmission cell, second instruction message is for referring to Show that described group of communication UE stops receiving the MBMS data.

The tenth kind of possible implementation with reference to first aspect, in a kind of the tenth possible implementation, described Further include stopping receiving time in two instruction messages, is used to indicate described group of communication UE since the stopping receiving time, stops Only receive the MBMS data.

With reference to first aspect and its a kind of first to the tenth any possible implementation, in the 12nd kind of possible reality It is described to be identified according to the corresponding MBMS business of group communication traffic in existing mode, determine the group communication for carrying out described group of communication traffic Before UE, further includes:

Receive the corresponding MBMS business mark of group communication traffic that UE is reported；

Or；

Receive the associated radio bearer identification of the group communication traffic MBMS business mark corresponding with group communication traffic that UE is reported Know；

Or；

Receive the corresponding MBMS business mark of group communication traffic that the UE that core net is sent is reported；

Or；

It is corresponding with group communication traffic to receive the associated radio bearer identification of group communication traffic that the UE that core net is sent is reported MBMS business mark.

Second aspect, the embodiment of the present invention provide the method for a kind of group of communication, comprising:

The cell-related information that each base station is sent is received, the cell-related information is the group in the cell in each base station The cell-related information of cell where communicating UE, described group of communication UE are and the associated UE of group communication traffic；

According to the cell-related information that each base station is sent, the corresponding MBMS business of described group of communication traffic is determined The business transport-type of related cell；

Zone transmission type information is sent to corresponding base station, so that class is transmitted according to the Zone in base station Type information sends the corresponding MBMS data of described group of communication traffic to described group of communication UE.

In the first possible implementation of the second aspect, the cell-related information includes that the place group communication UE is small The cell ID in area, the cell-related information sent according to each base station, determines that described group of communication traffic is corresponding The business transport-type of the related cell of MBMS business, specifically includes:

According to the cell ID in the cell-related information, cell where described group of communication UE is determined as transmitting small Area, and/or according to the cell ID in the cell-related information, the cell not comprising described group of communication UE is determined as eliminating the noise Cell.

In a second possible implementation of the second aspect, the cell-related information includes that the place group communication UE is small The cell ID in area and the cell ID adjacent with the cell, the cell-related information sent according to each base station, The all types of cells for determining the corresponding MBMS business of described group of communication traffic, specifically include:

According to the cell ID in the cell-related information, by cell where described group of communication UE and adjacent with the cell Cell be determined as transmitting cell, and/or, will not include described group of communication UE and with the not phase of the cell comprising described group of communication UE Adjacent cell is determined as noise elimination cell.

In the third possible implementation of the second aspect, the cell-related information includes cell ID and this is small The number of group communication UE, the cell-related information sent according to each base station determine described group of communication traffic in area The business transport-type of the related cell of corresponding MBMS business, specifically includes；

According to the cell-related information, the cell that group number of communication UE is less than preset value is determined as unicast cells, It is determined as the cell that group number of communication UE is greater than or equal to the preset value to transmit cell, it will be true without group cell of communication UE It is set to noise elimination cell.

The third aspect, the embodiment of the present invention provide the method for a kind of group of communication, comprising:

Unlatching group communication traffic；

Determine the corresponding MBMS business mark of group communication traffic；

According to the corresponding MBMS business mark of described group of communication traffic, the MBMS data that base station is sent is received, it is described MBMS data is generated according to group communication data.

In the first possible implementation of the third aspect, the MBMS data packet for receiving base station and sending It includes:

Receive the corresponding MBMS business number of described group of communication traffic that base station is sent according to Zone transmission type information According to the place the group communication UE cell-related information that the Zone transmission type information is sent by MCE according to base station determines institute The all types of cells for stating the corresponding MBMS business of group communication traffic obtain later.

In conjunction with the possible implementation of the first of the third aspect or the third aspect, in second of possible implementation In, after the unlatching group communication traffic, further includes:

The corresponding MBMS business mark of described group of communication traffic is sent to base station, so that base station determines that carrying out described group leads to The group of news business communicates UE.

In conjunction with the third aspect and its first, second kind of any possible implementation, in the third possible realization side In formula, the corresponding MBMS business number of described group of communication traffic for receiving base station and being sent according to Zone transmission type information According to before, further includes:

Unicast bearer is established for carrying described group of communication data；

The radio bearer identification and the corresponding MBMS business mark of described group of communication traffic of unicast bearer are sent to the base station Know, so that the base station, which sends the MBMS business by the unicast bearer, identifies corresponding MBMS data.

In conjunction with the second of the third aspect or the third possible implementation, in the fourth possible implementation, institute The corresponding MBMS business mark of group communication traffic is stated from group communication server acquisition or the corresponding MBMS of described group of communication traffic Service identification is obtained from core net or the corresponding MBMS business mark of described group of communication traffic is pre-configured to be in inside UE.

In conjunction with the third aspect and its first to fourth kind of any possible implementation, the 5th kind of possible realization side In formula, before the MBMS data for receiving base station transmission, further includes:

The first instruction message is received, starts to receive the MBMS data of place cell, first instruction disappears Breath, which is used to indicate, to be started to receive MBMS data；

In conjunction with the 5th kind of possible implementation of the third aspect, in a sixth possible implementation, described first Instruction message is sent by group communication server.

In conjunction with the 5th or the 6th kind of possible implementation of the third aspect, in the 7th kind of possible implementation, institute It states after the first instruction message receives the right of speech request that described group of communication UE is sent by group communication server and sends.

In conjunction with the 5th kind of possible implementation of the third aspect, in the 8th kind of possible implementation, described first Instruction message is sent by base station.

In conjunction with the 5th or the 8th kind of possible implementation of the third aspect, in the 9th kind of possible implementation, institute The first instruction message is stated by sending after the request of base station reception group communication server or equipment of the core network.

In conjunction with the 5th to the 9th kind of any possible implementation of the third aspect, in the tenth kind of possible implementation In, first instruction message includes receiving time, and it is described to start to receive the MBMS data of place cell, specifically Include:

The MBMS data of place cell is received since the receiving time.

In conjunction with the third aspect and its first to the tenth kind of any possible implementation, in a kind of the tenth possible realization In mode, it is described start to receive the MBMS data of place cell before, further includes:

According to the sending cycle of MCCH information, the MCCH information of cell where periodically receiving, and according to MCCH information Read MBMS business channel；

Alternatively, receiving the MCCH information that the base station is sent by dedicated signaling, and MBMS industry is read according to MCCH information Business channel.

Fourth aspect, the embodiment of the present invention provide the device of a kind of group of communication, comprising:

Determining module is determined and is carried out for being identified according to the corresponding multimedia broadcasting and multicast MBMS business of group communication traffic The group of described group of communication traffic communicates UE；

First sending module, for cell-related information where described group of communication UE to be sent to MBMS coordination entity MCE, So that the cell-related information that the MCE is sent according to each base station, determines the corresponding MBMS industry of described group of communication traffic The business transport-type of the related cell of business, and Zone transmission type information is sent to corresponding base station；

Second sending module is passed for receiving the Zone transmission type information of MCE transmission according to the Zone Defeated type information sends the corresponding MBMS data of described group of communication traffic to described group of communication UE.

In conjunction with fourth aspect, in the first possible implementation of the fourth aspect, described device further include:

Third sending module, for sending described group of communication traffic pair according to the Zone transmission type information Before the MBMS data answered, the group communication data of described group of communication UE transmission is received, described group of communication data is sent to BMSC, so that the broadcast multicast service center BMSC is corresponding according to described group of communication data described group of communication traffic of generation MBMS data；

First receiving module, the corresponding MBMS data of described group of communication traffic sent for receiving the BMSC.

It is in the second possible implementation, described small in conjunction with fourth aspect or its first possible implementation Area's relevant information includes a group cell ID and the cell ID adjacent with the cell for cell where communication UE, so that the MCE The cell ID and the cell ID adjacent with the cell of cell, determine where the described group of communication UE sent according to each base station The business transport-type of the related cell of the corresponding MBMS business of described group of communication traffic.

It is in the third possible implementation, described small in conjunction with fourth aspect or its first possible implementation Area's relevant information includes the number of group communication UE in cell ID and the cell, so that the MCE was sent according to each base station The number of group communication UE, determines that described group of communication traffic is corresponding in the cell ID of cell where described group of communication UE and the cell MBMS business related cell business transport-type.

In conjunction with fourth aspect and its first to the third any possible implementation, the 4th kind of possible realization side In formula, the Zone transmission type information includes: to be used to indicate the first identifier of noise elimination cell and/or be used to indicate transmission The second identifier of cell；

Second sending module includes:

Submodule is determined, for determining noise elimination cell according to the first identifier and/or second identifier；

Sending submodule, for it is corresponding to send the MBMS data to described group of communication UE in noise elimination cell Scheduling information.

In conjunction with fourth aspect and its first to the third any possible implementation, the 5th kind of possible realization side In formula, the Zone transmission type information includes: to be used to indicate the first identifier of noise elimination cell and/or be used to indicate transmission The second identifier of cell；

Second sending module includes:

Submodule is determined, for determining noise elimination cell and transmission cell according to the first identifier and/or second identifier；

Sending submodule, for it is corresponding to send the MBMS data to described group of communication UE in noise elimination cell Scheduling information；In transmission cell, the MBMS data is sent to described group of communication UE, while sending the MBMS business The corresponding scheduling information of data.

In conjunction with fourth aspect and its first to the third any possible implementation, the 6th kind of possible realization side In formula, the Zone transmission type information includes: to be used to indicate the first identifier of noise elimination cell and/or be used to indicate transmission The second identifier of cell；

Second sending module includes:

Submodule is determined, for determining transmission cell according to the first identifier and/or second identifier；

Sending submodule, for sending the MBMS data to described group of communication UE, sending out simultaneously in transmission cell Send the MBMS data corresponding scheduling information.

In conjunction with fourth aspect and its first to the third any possible implementation, the 7th kind of possible realization side In formula, the Zone transmission type information include: be used to indicate noise elimination cell first identifier and be used to indicate transmission it is small The second identifier in area,

Alternatively, the Zone transmission type information includes: the first identifier for being used to indicate noise elimination cell, is used to indicate The second identifier of transmission cell in the base station and the third mark for being used to indicate unicast cells；

Second sending module includes:

Determine submodule, for according to the Zone transmission type information, determine noise elimination cell, transmission cell and Unicast cells；

Sending submodule, for it is corresponding to send the MBMS data to described group of communication UE in noise elimination cell Scheduling information；In transmission cell, the MBMS data is sent to described group of communication UE, while sending the MBMS business The corresponding scheduling information of data；In unicast cells, the unicast bearer established by the group communication UE in cell is logical to described group It interrogates UE and sends the MBMS data.

In conjunction with the 5th to the 7th kind of any possible implementation of fourth aspect, in the 8th kind of possible implementation In, described device further include:

First instruction message sending module, for according to the Zone transmission type information, to described group of communication Before UE sends the corresponding MBMS data of described group of communication traffic, sent to the group communication UE in the transmission cell First instruction message, first instruction message are used to indicate described group of communication UE and start to receive the MBMS data.

In conjunction with the 8th kind of possible implementation of fourth aspect, in the 9th kind of possible implementation, described first Further include receiving time in instruction message, is used to indicate described group of communication UE and receives the MBMS industry since the receiving time Business data.

In conjunction with the 5th to the 9th kind of any possible implementation of fourth aspect, in the tenth kind of possible implementation In, described device further includes the second instruction message sending module, for according to the Zone transmission type information, to institute It is logical to the group in the transmission cell after stating group corresponding MBMS data of a communication UE described group of communication traffic of transmission It interrogates UE and sends the second instruction message, second instruction message is used to indicate described group of communication UE and stops receiving the MBMS business Data.

In conjunction with the tenth kind of possible implementation of fourth aspect, in a kind of the tenth possible implementation, described Further include stopping receiving time in two instruction messages, is used to indicate described group of communication UE since the stopping receiving time, stops Only receive the MBMS data.

In conjunction with fourth aspect and its a kind of first to the tenth any possible implementation, in the 12nd kind of possible reality In existing mode, described device further include:

Second receiving module determines that carrying out described group leads to for identifying according to the corresponding MBMS business of group communication traffic Before the group communication UE of news business, the corresponding MBMS business mark of group communication traffic that UE is reported is received；

Or；

5th aspect, the embodiment of the present invention provide the device of a kind of group of communication, comprising:

Receiving module, the cell-related information sent for receiving each base station, the cell-related information are in each base The cell-related information of cell where group communication UE in the cell stood, described group of communication UE is associated with group communication traffic UE；

Determining module, the cell-related information for being sent according to each base station, determines described group of communication traffic pair The business transport-type of the related cell for the MBMS business answered；

Sending module, for Zone transmission type information to be sent to corresponding base station, so that base station is according to Zone transmission type information sends the corresponding MBMS data of described group of communication traffic to described group of communication UE.

In conjunction with the 5th aspect, in the first possible implementation of the 5th aspect, the cell-related information includes The cell ID of cell, the determining module are specifically used for where group communication UE:

In conjunction with the 5th aspect, in second of possible implementation of the 5th aspect, the cell-related information includes The cell ID and the cell ID adjacent with the cell of cell, the determining module are specifically used for where group communication UE:

In conjunction with the 5th aspect, in the third possible implementation of the 5th aspect, the cell-related information includes The number of group communication UE, the determining module are specifically used in cell ID and the cell:

6th aspect, the embodiment of the present invention provide the device of a kind of group of communication, comprising:

Opening module is used for unlatching group communication traffic；

Determining module, for determining the corresponding MBMS business mark of group communication traffic；

First receiving module receives what base station was sent for identifying according to the corresponding MBMS business of described group of communication traffic MBMS data, the MBMS data are generated according to group communication data.

In conjunction with the 6th aspect, in the first possible implementation of the 6th aspect, first receiving module is specific For:

In conjunction with the 6th aspect or its first possible implementation, in the second possible implementation described device It further include the first sending module, for sending described group of communication traffic to the base station after the unlatching group communication traffic Corresponding MBMS business mark, so that base station determines that the group for carrying out described group of communication traffic communicates UE.

In conjunction with the 6th aspect and its first, second kind of any possible implementation, in the third possible realization side In formula, described device further includes that unicast bearer establishes module, for receiving base station according to Zone transmission type information hair Before the corresponding MBMS data of described group of communication traffic sent, unicast bearer is established for carrying described group of communication data；

In conjunction with second or the third possible implementation of the 6th aspect, in the fourth possible implementation, institute The corresponding MBMS business mark of group communication traffic is stated from group communication server acquisition or the corresponding MBMS of described group of communication traffic Service identification is obtained from core net or the corresponding MBMS business mark of described group of communication traffic is pre-configured to be in inside UE.

In conjunction with the 6th aspect and its first to fourth kind of any possible implementation, the 5th kind of possible realization side In formula, described device further includes the second receiving module, for receiving first before receiving the MBMS data that base station is sent Instruction message starts to receive the MBMS data of place cell, and first instruction message, which is used to indicate, to be started to connect Receive MBMS data；

In conjunction with the 5th kind of possible implementation of the 6th aspect, in a sixth possible implementation, described first Instruction message is sent by group communication server.

In conjunction with the 5th or the 6th kind of possible implementation of the 6th aspect, in the 7th kind of possible implementation, institute It states after the first instruction message receives the right of speech request that described group of communication UE is sent by group communication server and sends.

In conjunction with the 5th kind of possible implementation of the 6th aspect, in the 8th kind of possible implementation, described first Instruction message is sent by base station.

In conjunction with the 5th or the 8th kind of possible implementation of the 6th aspect, in the 9th kind of possible implementation, institute The first instruction message is stated by sending after the request of base station reception group communication server or equipment of the core network.

In conjunction with the 5th to the 9th kind of any possible implementation of the 6th aspect, in the tenth kind of possible implementation In, first instruction message includes receiving time, and second receiving module is specifically used for: receiving first instruction and disappears Breath, receives the MBMS data of place cell since the receiving time.

In conjunction with the 6th aspect and its first to the tenth kind of any possible implementation, in a kind of the tenth possible realization In mode, described device further includes third receiving module, for starting to receive the MBMS data of place cell Before, according to the sending cycle of MCCH information, the MCCH information of cell where periodically receiving, and read according to MCCH information MBMS business channel；Alternatively, receiving the MCCH information that the base station is sent by dedicated signaling, and read according to MCCH information MBMS business channel.

7th aspect, the embodiment of the present invention provide the system of a kind of group of communication, comprising: base station and MCE；

The base station includes dress described in fourth aspect and its first to the 12nd kind of any possible implementation It sets；

The MCE includes dress described in the 5th aspect and its first to the tenth any possible implementation of one kind It sets.

In technical solution of the present invention, completion group communication traffic is sent by corresponding MBMS data, simultaneously Zone transport-type is determined according to a group distribution of communication UE, and is targetedly sent according to Zone transport-type MBMS data has saved channel resource, improves the efficiency of data transmission.

Detailed description of the invention

In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with It obtains other drawings based on these drawings.

Fig. 1 is the flow chart of the method for the group communication that the embodiment of the present invention one provides；

Fig. 2 is the flow chart of the method for provided by Embodiment 2 of the present invention group of communication；

Fig. 3 is the flow chart of the method for the group communication that the embodiment of the present invention three provides；

Fig. 4 is the structural schematic diagram of the device for the group communication that the embodiment of the present invention four provides；

Fig. 5 is the structural schematic diagram of the device for the group communication that the embodiment of the present invention five provides；

Fig. 6 is the structural schematic diagram of the device for the group communication that the embodiment of the present invention six provides；

Fig. 7 is the structural schematic diagram of the base station for a kind of group of communication that the embodiment of the present invention eight provides；

Fig. 8 is a kind of structural schematic diagram for MCE that the embodiment of the present invention nine provides；

Fig. 9 is the structural schematic diagram for a kind of group of communication user equipment that the embodiment of the present invention ten provides.

Specific embodiment

In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.

Embodiment one

Fig. 1 is the flow chart of the method for the group communication that the embodiment of the present invention one provides, and this method can be executed by base station, Specifically comprise the following steps:

Step 101 is identified according to the corresponding multimedia broadcasting and multicast MBMS business of group communication traffic, is determined and is carried out described group The group of communication traffic communicates UE；

Broadcasting multicast service (Multimedia Broadcast Multicast Service；MBMS it) can use broadcast Channel sends identical MBMS data to multiple UE simultaneously, in the present embodiment, establishes a corresponding MBMS industry for group communication traffic Business establishes corresponding MBMS business for group communication traffic and distributes MBMS business mark, control channel, Traffic Channel etc..Group communications industry Corresponding MBMS business of being engaged in identifies all UE communicated with the group and is associated with, and base station can determine progress according to MBMS business mark The group of this group of communication traffic communicates UE, and specifically, the group communication UE that the base station determines in the present embodiment is in the base station Group in cell communicates UE.

Wherein, MBMS business mark can be pre-configured to be in user equipment (UE) or core net, by user equipment (UE) or Core net is sent to base station, correspondingly in the present embodiment, described according to the corresponding multimedia broadcasting and multicast of group communication traffic MBMS business mark, before determining the group communication UE for carrying out described group of communication traffic, group that base station can be reported by receiving UE The corresponding MBMS business mark of communication traffic；Alternatively, receiving the associated radio bearer identification of group communication traffic and group that UE is reported The corresponding MBMS business mark of communication traffic；Alternatively, receiving the corresponding MBMS of group communication traffic that the UE that core net is sent is reported Service identification；Alternatively, receiving the associated radio bearer identification of group communication traffic and group communications industry that the UE that core net is sent is reported The modes such as the corresponding MBMS business of being engaged in mark, to obtain the MBMS business mark.

Cell-related information where described group of communication UE is sent to MBMS coordination entity (Multi-cell/ by step 102 Multicast Coordination Entity, MCE) so that the MCE is related according to the cell that each base station is sent Information, determines the business transport-type of the related cell of the corresponding MBMS business of described group of communication traffic, and Zone is passed Defeated type information is sent to corresponding base station；

Cell in the present embodiment is specifically as follows cellular cell, and a base station corresponds to multiple cells, is directed to realize Property issue the MBMS data to each cell, improve the efficiency that data are sent, MCE will be small according to a group distribution of communication UE Zoning is divided into the cell of different transport-types.

Optionally, cell can be divided by two types according to the distribution of UE in the present embodiment: noise elimination cell and transmission Cell in the present embodiment, can pass through the cell ID of cell where carrying group communicates UE in the cell-related information, phase Make MCE according to the cell ID in the cell-related information with answering, cell where described group of communication UE is determined as transmitting Cell, and/or according to the cell ID in the cell-related information, the cell not comprising described group of communication UE is determined as disappearing Sound cell.In the concrete realization, transmission cell or noise elimination cell are only determined, or determines noise elimination cell simultaneously and transmits small Area can according to need selection.

It optionally, is the Signal averaging for making neighboring community's MBMS business, to enhance the matter of the signal of arrival group communication UE Amount can be determined as group cell and a neighboring community where communication UE to transmit cell, specifically, in the present embodiment, Ke Yi The cell ID and the cell ID adjacent with the cell of cell where carrying group communication UE in the cell-related information, accordingly Ground, so that MCE is determined as cell and the cell adjacent with the cell where described group of communication UE to transmit cell, and/or, it will not It is determined as noise elimination cell comprising described group of communication UE and with the non-conterminous cell of the cell comprising described group of communication UE.

As included in a certain cell when group communication UE negligible amounts, in such a way that the cell is sent using unicast It, therefore, can also be in the cell in the present embodiment than more saving channel resource in such a way that MBMS data issues The number of group communication UE in cell ID and the cell is carried in relevant information, correspondingly, so that MCE is by a group number of communication UE Cell less than preset value is determined as unicast cells, and the cell that group number of communication UE is greater than or equal to the preset value is determined To transmit cell, noise elimination cell will be determined as without a group cell of communication UE.

Particularly, after determining unicast cells, base station also informs the communication of the group in unicast cells UE and establishes unicast bearer And the corresponding radio bearer identification of unicast bearer and corresponding MBMS business is reported to identify.

Step 103 receives the Zone transmission type information that MCE is sent, and is believed according to the Zone transport-type Breath sends the corresponding MBMS data of described group of communication traffic to described group of communication UE.

Wherein, MBMS data is generated according to a group communication data, and group communication data is specially the UE for initiating session Voice data, a group communication data is sent to base station belonging to the UE by the UE for initiating session, correspondingly, described according to described small Area's business transmission type information, before sending the corresponding MBMS data of described group of communication traffic, further includes:

Further, in this embodiment MCE after determining cell transmission type, is passed by sending Zone to base station Defeated type information is notified to base station, so that base station determines the transport-type of each cell of this base station, the Zone transmission Type information includes: the second identifier for being used to indicate the first identifier of noise elimination cell and/or being used to indicate transmission cell；

It optionally,, can be with default setting after the corresponding MBMS business of group communication traffic is established or opened in the present embodiment All cells are transmission cell, and when carrying out group communication traffic, base station can only determine noise elimination cell, pass through to change and eliminate the noise Content is sent in cell targetedly sends MBMS data to realize, it is correspondingly, in the concrete realization, described according to institute Zone transmission type information is stated, the corresponding MBMS data of described group of communication traffic is sent, specifically includes:

Optionally, when not knowing the default setting of each cell transmission type, or to further increase determining cell biography The accuracy of defeated type, when carrying out group communication traffic, base station can determine noise elimination cell and transmission cell simultaneously, accordingly Ground, it is described according to the Zone transmission type information, the corresponding MBMS data of described group of communication traffic is sent, specifically Include:

It optionally, can also be with default setting so cell after the corresponding MBMS business of group communication traffic is established or registered It is noise elimination cell, when carrying out group communication traffic, base station can only be determined to transmit, by changing in determining transmission cell Transmission content, it can with realize targetedly send MBMS data, it is correspondingly, described according to the Zone Transmission type information sends the corresponding MBMS data of described group of communication traffic, specifically includes:

When cell is divided into the cell of three types by MCE, correspondingly, the Zone transmission type information packet It includes: being used to indicate the first identifier of noise elimination cell, is used to indicate the second identifier of transmission cell and is used to indicate unicast cells At least two in third mark；

Specifically, in the present embodiment, in transmission Physical Multicast Channel (Physical of the cell by cell Mulficast Channel, PMCH) MBMS data and corresponding scheduling information and noise elimination cell are sent, in noise elimination cell, The MBMS data is not sent, and the corresponding scheduling information of MBMS data is sent by the PMCH of cell.The scheduling Information indicates the occupied subframe of MBMS business.The MBMS data is sent according to the business transport-type of cell, So that the transmission of group communication data has more specific aim, efficiency of transmission is improved, avoids unnecessary channel resource waste.

In existing scheme, UE receives the mode of MBMS data by persistently being monitored MBMS business channel come real It is existing, due to a group communication data be it is discontinuous, it is in the present embodiment, tight to avoid UE from monitoring MBMS business channel power consumption always The situation of weight can start or stop reception data by sending instruction message to control UE, correspondingly, described according to described small Area's business transmission type information, before sending the corresponding MBMS data of described group of communication traffic to described group of communication UE, also Include:

Preferably, group communication UE starts to receive the MBMS data after receiving first instruction message, or Person includes receiving time in first instruction message, is used to indicate described group of communication UE and receives since the receiving time The MBMS data.

Further, in the above-described embodiments, described to be transmitted according to the Zone to further save UE power consumption Type information, after sending the corresponding MBMS data of described group of communication traffic to described group of communication UE, further includes:

Group communication UE can stop receiving MBMS data when receiving second instruction message, alternatively, institute Stating in the second instruction message further includes stopping receiving time, is used to indicate described group of communication UE and opens from the stopping receiving time Begin, stops receiving the MBMS data.

Preferably, in the present embodiment, it is the variation being distributed according to UE, accurately determines the transport-type of each cell, base Standing periodically to be sent to MCE for a group cell-related information where communication UE, so that MCE periodically determines MBMS business When the cell of the business transport-type of related cell, the distribution that can also communicate UE to group in base station monitors changes, such as When having a group communication UE to be moved to another noise elimination cell from a transmission cell, a group communication UE is currently located cell phase by base station It closes information and is sent to MCE, so that MCE redefines the business transport-type of related cell.In the present embodiment, logical in foundation group When the corresponding MBMS business of news business, base station can initially be distributed the initial service transmission of setting related cell according to group communication UE Type is to get the default setting for arriving cell transmission type.

The method of the present embodiment sends completion group communication traffic, while basis by corresponding MBMS data The distribution of group communication UE determines Zone transport-type, and targetedly sends MBMS industry according to Zone transport-type Business data, have saved channel resource, improve the efficiency of data transmission.

Embodiment two

Fig. 2 is the flow chart of the method for provided by Embodiment 2 of the present invention group of communication, and the method for the present embodiment can be by MCE It executes, specific steps include:

Step 201 receives the cell-related information that each base station is sent；

Each base station in the present embodiment is the corresponding each base station of a MBMS business cell, and each base station corresponds to multiple bees Nest cell, the cell-related information are the correlation of the cellular cell where the group communication UE in the cellular cell in each base station Information, described group of communication UE are and the associated UE of group communication traffic；

Step 202, the cell-related information sent according to each base station, determine that described group of communication traffic is corresponding The business transport-type of the related cell of MBMS business；

Zone transmission type information is sent to corresponding base station by step 203, so that base station is according to the cell industry Business transmission type information sends the corresponding MBMS data of described group of communication traffic to described group of communication UE.

Wherein, institute's MBMS data is generated according to group communication data.

Optionally, in the present embodiment, MCE can be according to group communication UE respectively by the small of two kinds of transport-types of small Division Area is divided into transmission cell and noise elimination cell, correspondingly, the cell-related information includes the small of group cell where communication UE Area's mark, the cell-related information sent according to each base station, determines the corresponding MBMS industry of described group of communication traffic The business transport-type of the related cell of business, specifically includes:

According to the cell ID in the cell-related information, cell where described group of communication UE is determined as transmitting small Area, and/or according to the cell ID in the cell-related information, the cell not comprising described group of communication UE is determined as eliminating the noise Cell.Accordingly, the Zone transmission type information includes: the first mark of the noise elimination cell being used to indicate in the base station The second identifier of transmission cell known and/or be used to indicate in the base station.

Optionally, it to be superimposed neighbor cell signal to enhance the signal quality for reaching UE, can also be incited somebody to action in the present embodiment Cell and its neighboring community where UE are determined as transmitting cell, and correspondingly, the cell-related information includes group communication UE institute In the cell ID and the cell ID adjacent with the cell of cell, the cell correlation sent according to each base station is believed Breath, determines all types of cells of the corresponding MBMS business of described group of communication traffic, specifically includes:

According to the cell ID in the cell-related information, by cell where described group of communication UE and adjacent with the cell Cell be determined as transmitting cell, and/or, will not include described group of communication UE and with the not phase of the cell comprising described group of communication UE Adjacent cell is determined as noise elimination cell.Accordingly, the Zone transmission type information includes: to be used to indicate in the base station Noise elimination cell first identifier and/or the transmission cell being used to indicate in the base station second identifier.

When communicating UE negligible amounts due to the group for including in cell, ratio uses MBMS business number by the way of unicast transmission According to mode transmission group communication data more economize on resources, therefore, in the present embodiment, can also according to group communication UE a distribution will The transport-type of cell is divided into three types, and correspondingly, the cell-related information includes group in cell ID and the cell The number of UE is communicated, the cell-related information sent according to each base station determines that described group of communication traffic is corresponding The business transport-type of the related cell of MBMS business, specifically includes；

According to the cell-related information, the cell that group number of communication UE is less than preset value is determined as unicast cells, It is determined as the cell that group number of communication UE is greater than or equal to the preset value to transmit cell, it will be true without group cell of communication UE It is set to noise elimination cell.Correspondingly, the Zone transmission type information includes: the noise elimination cell being used to indicate in the base station First identifier, the second identifier for the transmission cell being used to indicate in the base station and the unicast that is used to indicate in the base station it is small At least two in the third mark in area.

The mode of the above-mentioned division of cells MCE transport-type can be selected arbitrarily according to actual needs.

Embodiment three

Fig. 3 is the flow chart of the method for the group communication that the embodiment of the present invention three provides, and can be executed by user equipment (UE), Specific steps include:

Step 301, unlatching group communication traffic；

It in the present embodiment, after UE unlatching group communication traffic, is connect with a group communication server, communication group is added.

Step 302 determines the corresponding MBMS business mark of group communication traffic；

The corresponding MBMS business mark of described group of communication traffic can be obtained from group communication server or described group of communication The corresponding MBMS business mark of business is obtained from core net or the corresponding MBMS business mark of described group of communication traffic is pre-configured Inside UE.

Step 303 is identified according to the corresponding MBMS business of described group of communication traffic, receives the MBMS business number that base station is sent According to the MBMS data is generated according to group communication data.

Further, the MBMS data for receiving base station and sending, specifically includes:

Then after the corresponding MBMS business mark of the determining group communication traffic, further includes:

The group communication UE i.e. UE of starting group communication traffic for carrying out group communication traffic.

Above-mentioned steps are that the group in transmission cell communicates step performed by UE, further, if before the cell Unicast cells are in front of unicast cells or UE, then the reception base station is sent out according to Zone transmission type information Before the corresponding MBMS data of described group of communication traffic sent, the step of UE is executed in unicast cells further include:

It further, is the power consumption for saving UE, before the MBMS data that reception base station described in the present embodiment is sent, Further include:

First instruction message can specifically be received by that can be sent by group communication server in a group communication server It is sent after the right of speech request that described group of communication UE is sent.First instruction message can also be sent by base station, specifically may be used To be sent after the request of base station reception group communication server or equipment of the core network.

Group communication server can regulate and control a group communication UE, control the right of speech of UE, the UE for initiating session needs elder generation Right of speech request is sent to a group communication, session is initiated after authorized, a group communication data is sent to base station.

Group communication UE receives first instruction message and starts to receive MBMS data, alternatively, described first refers to Show that message includes receiving time, group communication UE connects the MBMS data of place cell since the receiving time It receives.

For the power consumption for further saving UE, in the present embodiment, base station is being received according to Zone transmission type information After the corresponding MBMS data of described group of communication traffic sent, also reception base station or communication server is sent the is organized Two instruction messages stop receiving the MBMS data.

Further, to reduce since the modification period is to the modified received delay of MCCH information, in the present embodiment, It is described start to receive the MBMS data of place cell before, further includes:

The method of the present embodiment has been sent completely group communication traffic by MBMS data, and it is logical to have saved realization group News business improves a group transmitting efficiency for communication traffic data to the expense of channel resource.

Embodiment 4

Fig. 4 is the structural schematic diagram of the device for the group communication that the embodiment of the present invention four provides, and the device of the present embodiment can be with Setting in a base station, specifically includes:

Determining module 41, for being identified according to the corresponding multimedia broadcasting and multicast MBMS business of group communication traffic, determine into The group of described group of communication traffic of row communicates UE；

First sending module 42, for cell-related information where described group of communication UE to be sent to MBMS coordination entity MCE, so that the cell-related information that the MCE is sent according to each base station, determines that described group of communication traffic is corresponding The business transport-type of the related cell of MBMS business, and Zone transmission type information is sent to corresponding base station；

Second sending module 43, for receiving the Zone transmission type information of MCE transmission, according to the Zone Transmission type information sends the corresponding MBMS data of described group of communication traffic to described group of communication UE.

Further, described device further include:

Third sending module 44, for sending described group of communication traffic according to the Zone transmission type information Before corresponding MBMS data, the group communication data of described group of communication UE transmission is received, described group of communication data is sent To BMSC, so that the broadcast multicast service center BMSC is corresponding according to described group of communication data described group of communication traffic of generation MBMS data；

First receiving module 45, the corresponding MBMS business number of described group of communication traffic sent for receiving the BMSC According to.

Further, the cell-related information includes group the cell ID of cell where communication UE and adjacent with the cell Cell ID so that the cell ID of cell where the described group of communication UE that the MCE is sent according to each base station and with this The adjacent cell ID of cell determines the business transport-type of the related cell of the corresponding MBMS business of described group of communication traffic.

Alternatively, the cell-related information includes the number of group communication UE in cell ID and the cell, so that the MCE The number of group communication UE, determines in the cell ID of cell where the described group of communication UE sent according to each base station and the cell The business transport-type of the related cell of the corresponding MBMS business of described group of communication traffic.

Preferentially, the Zone transmission type information includes: to be used to indicate the first identifier and/or use of noise elimination cell In the second identifier of instruction transmission cell；

Second sending module 43 includes:

Submodule 431 is determined, for determining noise elimination cell according to the first identifier and/or second identifier；

Sending submodule 432, for it is corresponding to send the MBMS data to described group of communication UE in noise elimination cell Scheduling information.

Alternatively, the Zone transmission type information includes: to be used to indicate the first identifier of noise elimination cell and/or be used for Indicate the second identifier of transmission cell；

The determining submodule 431, for determining noise elimination cell and biography according to the first identifier and/or second identifier Defeated cell；

The sending submodule 432, for sending the MBMS data to described group of communication UE in noise elimination cell Corresponding scheduling information；In transmission cell, the MBMS data is sent to described group of communication UE, while described in transmission The corresponding scheduling information of MBMS data.

The determining submodule 431, for determining transmission cell according to the first identifier and/or second identifier；

The sending submodule 432, for sending the MBMS business number to described group of communication UE in transmission cell According to, while sending the corresponding scheduling information of the MBMS data.

Alternatively, the Zone transmission type information includes: the first identifier for being used to indicate noise elimination cell, is used to indicate The second identifier of transmission cell in the base station and at least two in the third mark for being used to indicate unicast cells, specifically Are as follows: including being used to indicate the first identifier of noise elimination cell and being used to indicate the second identifier of transmission cell, alternatively, including for referring to The third mark shown the first identifier of noise elimination cell and be used to indicate unicast cells；Alternatively, including small for being used to indicate transmission The second identifier in area and be used to indicate unicast cells third mark, alternatively, include be used to indicate noise elimination cell first identifier, It is used to indicate the second identifier of transmission cell and is used to indicate the third mark of unicast cells.

The determining submodule 431, for determining noise elimination cell, transmission according to the Zone transmission type information Cell and unicast cells；

The sending submodule 432, for sending the MBMS data to described group of communication UE in noise elimination cell Corresponding scheduling information；In transmission cell, the MBMS data is sent to described group of communication UE, while described in transmission The corresponding scheduling information of MBMS data；In unicast cells, by cell group communication UE establish unicast bearer to Described group of communication UE sends the MBMS data.

Further, described device can also include: in the present embodiment

First instruction message sending module 46, for leading to described group according to the Zone transmission type information Before interrogating the corresponding MBMS data of UE described group of communication traffic of transmission, to the group communication UE hair in the transmission cell The first instruction message is sent, first instruction message is used to indicate described group of communication UE and starts to receive the MBMS data.

Further include receiving time in first instruction message, is used to indicate described group of communication UE and is opened from the receiving time Begin to receive the MBMS data.

Further, described device further includes the second instruction message sending module 47, for according to the Zone Transmission type information, after sending the corresponding MBMS data of described group of communication traffic to described group of communication UE, in institute The group communication UE stated in transmission cell sends the second instruction message, and second instruction message is used to indicate described group of communication UE and stops Only receive the MBMS data.

Further include that can stop receiving time in second instruction message, is used to indicate described group of communication UE and stops from described Only receiving time starts, and stops receiving the MBMS data.

Further, described device can also include:

Second receiving module 48 determines for identifying according to the corresponding MBMS business of group communication traffic and carries out described group Before the group communication UE of communication traffic, the corresponding MBMS business mark of group communication traffic that UE is reported is received；

Or；

For receiving the associated radio bearer identification of the group communication traffic MBMS industry corresponding with group communication traffic that UE is reported Business mark；

Or；

The corresponding MBMS business mark of the group communication traffic that UE for receiving core net transmission is reported；

Or；

The associated radio bearer identification of group communication traffic and group communication traffic that UE for receiving core net transmission is reported Corresponding MBMS business mark.

The device of the present embodiment can be used for executing method shown in FIG. 1, and realization principle and technical effect are similar, herein It repeats no more.

Embodiment five

Fig. 5 is the structural schematic diagram of the device for the group communication that the embodiment of the present invention five provides, and the device of the present embodiment can be with It is arranged in MCE, referring to Fig. 5, the device of the present embodiment is specifically included:

Receiving module 51, the cell-related information sent for receiving each base station, the cell-related information are in each The cell-related information of cell where group communication UE in the cell of base station, described group of communication UE is associated with group communication traffic UE；

Determining module 52, the cell-related information for being sent according to each base station, determines described group of communication traffic The business transport-type of the related cell of corresponding MBMS business；

Sending module 53, for Zone transmission type information to be sent to corresponding base station, so that base station is according to institute Zone transmission type information is stated, sends the corresponding MBMS data of described group of communication traffic to described group of communication UE.

Preferably, the cell-related information includes a group cell ID for cell where communication UE, the determining module 52 It is specifically used for:

Alternatively, the cell-related information includes group the cell ID of cell where communication UE and adjacent with the cell small Area's mark, correspondingly, the determining module 52 is specifically used for:

Alternatively, the cell-related information includes the number of group communication UE in cell ID and the cell, it is correspondingly, described Determining module 52 is specifically used for:

The device of the present embodiment can be used for executing method shown in Fig. 2, and realization principle and technical effect are similar, herein It repeats no more.

Embodiment six

Fig. 6 is the structural schematic diagram of the device for the group communication that the embodiment of the present invention six provides, and the device of the present embodiment can be with It is arranged in UE, referring to Fig. 6, the device of the present embodiment is specifically included:

Opening module 61 is used for unlatching group communication traffic；

Determining module 62, for determining the corresponding MBMS business mark of group communication traffic；

First receiving module 63 receives base station and sends for being identified according to the corresponding MBMS business of described group of communication traffic MBMS data, the MBMS data generates according to group communication data.

Further, first receiving module 63 is specifically used for:

Described device further includes the first sending module 64, is used for after the unlatching group communication traffic, to the base station The corresponding MBMS business mark of described group of communication traffic is sent, so that base station determines the group communication for carrying out described group of communication traffic UE。

Further, described device further includes that unicast bearer establishes module 65, for receiving base station according to Zone Before the corresponding MBMS data of described group of communication traffic that transmission type information is sent, unicast bearer is established for carrying institute State a group communication data；

Preferentially, described group of communication traffic corresponding MBMS business mark obtains or described group from group communication server The corresponding MBMS business mark of communication traffic is obtained from core net or the corresponding MBMS business mark of described group of communication traffic is pre- Configuration is inside UE.

Further, described device further includes the second receiving module 66, in the MBMS business number for receiving base station transmission According to before, the first instruction message is received, starts to receive the MBMS data of place cell, first instruction message It is used to indicate and starts to receive MBMS data；

First instruction message is sent by group communication server, can receive described group of communication in a group communication server It is sent after the right of speech request that UE is sent by group communication server.

Alternatively, first instruction message is sent by base station, by base station reception group communication server or equipment of the core network Request after send.

Further, first instruction message includes receiving time, and second receiving module is specifically used for: receiving institute The first instruction message is stated, the MBMS data of place cell is received since the receiving time.

Described device further includes third receiving module 67, for starting to connect the MBMS data of place cell Before receipts, according to the sending cycle of MCCH information, the MCCH information of cell where periodically receiving, and read according to MCCH information Take MBMS business channel；Alternatively, receiving the MCCH information that the base station is sent by dedicated signaling, and read according to MCCH information MBMS business channel.

The device of the present embodiment can be used for executing method shown in Fig. 3, and realization principle and technical effect are similar, herein It repeats no more.

Embodiment seven

The embodiment of the present invention seven provides the system of a kind of group of communication, comprising: base station and MCE；

The base station includes device shown in Fig. 4 shown；

The MCE includes device shown in fig. 5.

Embodiment eight

Fig. 7 is the structural schematic diagram of the base station for a kind of group of communication that the embodiment of the present invention eight provides, the base station of the present embodiment It can be used to implement each step of the method for the group communication of the embodiment of the present invention one.Referring to Fig. 7, the base station of the present embodiment is specific Include:

Memory 71, for storing program.Specifically, program may include program code, and said program code includes meter Calculation machine operational order.Memory 71 may include high speed RAM memory, it is also possible to further include nonvolatile memory (non- Volatile memory), a for example, at least magnetic disk storage.

Processor 72 executes the program that memory 71 is stored, to be used for: according to the corresponding multimedia broadcasting of group communication traffic Multicast MBMS services mark determines that the group for carrying out described group of communication traffic communicates UE；Cell where described group of communication UE is related Information is sent to MBMS coordination entity MCE, so that the cell-related information that the MCE is sent according to each base station, determines The business transport-type of the related cell of the corresponding MBMS business of described group of communication traffic, and by Zone transmission type information It is sent to corresponding base station；The Zone transmission type information that MCE is sent is received, is believed according to the Zone transport-type Breath sends the corresponding MBMS data of described group of communication traffic to described group of communication UE.

Wherein, processor 72 may be a central processing unit (Central Processing Unit, referred to as CPU), Either specific integrated circuit (Application Specific Integrated Circuit, referred to as ASIC), either It is configured to implement one or more integrated circuits of the embodiment of the present invention.

Optionally, the base station of the present embodiment further includes receiver 73, for believing according to the Zone transport-type Breath before sending the corresponding MBMS data of described group of communication traffic, receives the group communication data of described group of communication UE transmission, Described group of communication data is sent to BMSC, so that the broadcast multicast service center BMSC is generated according to described group of communication data The corresponding MBMS data of described group of communication traffic；Receive the corresponding MBMS industry of described group of communication traffic that the BMSC is sent Business data.

Preferentially, in the present embodiment, the cell-related information include group the cell ID of cell where communication UE and The cell ID adjacent with the cell, so that cell where the described group of communication UE that the MCE is sent according to each base station is small Area's mark and the cell ID adjacent with the cell, determine the industry of the related cell of the corresponding MBMS business of described group of communication traffic Business transport-type.

Further, the Zone transmission type information include: be used to indicate noise elimination cell first identifier and/or It is used to indicate the second identifier of transmission cell；Correspondingly, the processor 72 is specifically used for:

Alternatively, the Zone transmission type information includes: to be used to indicate the first identifier of noise elimination cell and/or be used for Indicate the second identifier of transmission cell；Correspondingly, the processor 72 is specifically used for:

Alternatively, the Zone transmission type information includes: the first of the noise elimination cell being used to indicate in the base station Identify and/or be used to indicate the second identifier of the transmission cell in the base station；Correspondingly, the processor 72 is specifically used for:

If the group communication UE for including in cell is less, it is not necessary that the mode for using MBMS data to send is come for UE Transmission group communication data can be in a group communication UE less cell, using unicast to further increase channel resource utilization efficiency Mode transmission group communication data, correspondingly, the Zone transmission type information includes: be used to indicate noise elimination cell first At least two for identifying, being used to indicate the second identifier of transmission cell and being used to indicate in the third mark of unicast cells, it is described Processor 72 is specifically used for:

Further, the base station of the present embodiment further includes transmitter 74, for according to the Zone transport-type Information, before sending the corresponding MBMS data of described group of communication traffic to described group of communication UE, to being in, the transmission is small Group communication UE in area sends the first instruction message, and first instruction message is used to indicate described group of communication UE and starts to receive institute State MBMS data.

It can also include receiving time in first instruction message, be used to indicate described group of communication UE from when the reception Between start to receive the MBMS data.

Further, the transmitter 74 is also used to lead to according to the Zone transmission type information to described group After interrogating the corresponding MBMS data of UE described group of communication traffic of transmission, to the group communication UE hair in the transmission cell The second instruction message is sent, second instruction message is used to indicate described group of communication UE and stops receiving the MBMS data.

Wherein, in second instruction message can also include stop receiving time, be used to indicate described group of communication UE from The stopping receiving time starting, and stops receiving the MBMS data.

The receiver is also used to: being identified according to the corresponding MBMS business of group communication traffic, is determined and carry out described group of communication Before the group communication UE of business, the corresponding MBMS business mark of group communication traffic that UE is reported is received；Alternatively, receiving what UE was reported The group associated radio bearer identification of communication traffic MBMS business mark corresponding with group communication traffic；Alternatively, receiving core net hair The corresponding MBMS business mark of the group communication traffic that the UE sent is reported；Alternatively, receiving the group communication that the UE that core net is sent is reported The radio bearer identification of business association MBMS business mark corresponding with group communication traffic.

Optionally, in specific implementation, if memory 71,72 receiver 73 of processor and the independent realization of transmitter 74, Then memory 71, processor 72, receiver 73 and transmitter 74 can be connected with each other by bus and complete mutual communication. The bus can be industry standard architecture (Industry Standard Architecture, referred to as ISA) bus, External equipment interconnection (Peripheral Component, referred to as PCI) bus or extended industry-standard architecture (Extended Industry Standard Architecture, referred to as EISA) bus etc..The bus can be divided into ground Location bus, data/address bus, control bus etc..Only to be indicated with a thick line in Fig. 7, it is not intended that only one convenient for indicating Root bus or a type of bus.

Optionally, in specific implementation, if memory 71, processor 72, receiver 73 and transmitter 74 are integrated in one It is realized on block chip, then memory 71, processor 72, receiver 73 and transmitter 74 can be completed mutual by internal interface Communication.

Embodiment nine

Fig. 8 is a kind of structural schematic diagram for MCE that the embodiment of the present invention nine provides, and the MCE of the present embodiment can be used for reality Each step of the method for the group communication of the existing embodiment of the present invention two.Referring to Fig. 8, the MCE of the present embodiment is specifically included:

Memory 81, for storing program.Specifically, program may include program code, and said program code includes meter Calculation machine operational order.Memory 71 may include high speed RAM memory, it is also possible to further include nonvolatile memory (non- Volatile memory), a for example, at least magnetic disk storage.

Processor 82 executes the program that memory 81 is stored, to be used for: the cell-related information that each base station is sent is received, The cell-related information is the cell-related information of cell where the group communication UE in the cell in each base station, and described group logical Interrogating UE is and the associated UE of group communication traffic；According to the cell-related information that each base station is sent, described group of communication is determined The business transport-type of the related cell of the corresponding MBMS business of business；Zone transmission type information is sent to corresponding Base station, so that base station sends described group of communication traffic pair according to the Zone transmission type information, to described group of communication UE The MBMS data answered.

Wherein, processor 82 may be a central processing unit (Central Processing Unit, referred to as CPU), Either specific integrated circuit (Application Specific Integrated Circuit, referred to as ASIC), either It is configured to implement one or more integrated circuits of the embodiment of the present invention.

Optionally, the cell-related information includes a group cell ID for cell where communication UE, correspondingly, the processing Device 82 is specifically used for:

Alternatively, the cell-related information includes group the cell ID of cell where communication UE and adjacent with the cell small Area's mark, correspondingly, the processor 82 is specifically used for:

Alternatively, the cell-related information includes the number of group communication UE in cell ID and the cell, it is correspondingly, described Processor 82 is specifically used for:

Optionally, it in specific implementation, is realized if memory 81, processor 82 are independent, memory 81, processor 82 It can be connected with each other by bus and complete mutual communication.The bus can be industry standard architecture (Industry Standard Architecture, referred to as ISA) bus, external equipment interconnection (Peripheral Component, referred to as PCI) bus or extended industry-standard architecture (Extended Industry Standard Architecture, referred to as EISA) bus etc..The bus can be divided into address bus, data/address bus, control bus etc..

Optionally, it in specific implementation, realizes, stores on one chip if memory 81, processor 82 are integrated Device 81, processor 82 can complete mutual communication by internal interface.

Embodiment ten

Fig. 9 is the structural schematic diagram for a kind of group of communication user equipment that the embodiment of the present invention ten provides, the use of the present embodiment Each step of the method in embodiment three may be implemented in family equipment UE, and referring to Fig. 9, the UE of the present embodiment is specifically included:

Memory 91, for storing program.Specifically, program may include program code, and said program code includes meter Calculation machine operational order.Memory 71 may include high speed RAM memory, it is also possible to further include nonvolatile memory (non- Volatile memory), a for example, at least magnetic disk storage.

Processor 92 executes the program that memory 91 is stored, to be used for: unlatching group communication traffic；Determine group communication traffic Corresponding MBMS business mark；According to the corresponding MBMS business mark of described group of communication traffic, the MBMS industry that base station is sent is received Business data, the MBMS data are generated according to group communication data.

Wherein, processor 92 may be a central processing unit (Central Processing Unit, referred to as CPU), Either specific integrated circuit (Application Specific Integrated Circuit, referred to as ASIC), either It is configured to implement one or more integrated circuits of the embodiment of the present invention.

Further, the processor 92 is specifically used for: receiving what base station was sent according to Zone transmission type information The corresponding MBMS data of described group of communication traffic, what the Zone transmission type information was sent by MCE according to base station Cell-related information where group communication UE determines that all types of cells of the corresponding MBMS business of described group of communication traffic obtain later It arrives.

Further, the UE of the present embodiment further includes transmitter 93, for being sent out after unlatching group communication traffic to base station Send described group of communication traffic corresponding MBMS business mark, so that base station determines the group communication for carrying out described group of communication traffic UE。

The processor 92 is also used to: in the described group of communication that reception base station is sent according to Zone transmission type information Before the corresponding MBMS data of business, unicast bearer is established for carrying described group of communication data；It is sent to the base station The radio bearer identification of unicast bearer and the corresponding MBMS business mark of described group of communication traffic, so that the base station is described in Unicast bearer sends the MBMS business and identifies corresponding MBMS data.

Preferentially, described group of communication traffic corresponding MBMS business mark can be obtained from group communication server, can also be with It obtains, can also be pre-configured to be in inside UE from core net.

Further, the UE of the present embodiment can also include receiver 94, in the MBMS business for receiving base station transmission Before data, the first instruction message is received, starts to receive the MBMS data of place cell, first instruction disappears Breath, which is used to indicate, to be started to receive MBMS data.

Wherein, first instruction message is sent by group communication server, can specifically be received by a group communication server It is sent after the right of speech request that described group of communication UE is sent.First instruction message can also be sent by base station, specifically may be used To be sent after the request of reception group communication server or equipment of the core network by base station.

It further, can also include receiving time in first instruction message, the processor 92 is specifically from described Receiving time starts to receive the MBMS data of place cell.

The receiver 94 is also used to: before starting to receive the MBMS data of place cell, according to The sending cycle of MCCH information, the MCCH information of cell where periodically receiving, and MBMS business is read according to MCCH information Channel；It can be used for receiving the MCCH information that the base station is sent by dedicated signaling, and MBMS read according to MCCH information Traffic Channel.

Optionally, in specific implementation, if memory 91, processor 92, transmitter 93 and the independent realization of receiver 94, Then memory 91, processor 92, transmitter 93 and receiver 94 can be connected with each other by bus and complete mutual communication. The bus can be industry standard architecture (Industry Standard Architecture, referred to as ISA) bus, External equipment interconnection (Peripheral Component, referred to as PCI) bus or extended industry-standard architecture (Extended Industry Standard Architecture, referred to as EISA) bus etc..The bus can be divided into ground Location bus, data/address bus, control bus etc..

Optionally, in specific implementation, if memory 91, processor 92, transmitter 93 and receiver 94 are integrated in one It is realized on block chip, then memory 91, processor 92, transmitter 93 and receiver 94 can be completed mutual by internal interface Communication.

It should be understood that for the various method embodiments described above, for simple description, therefore, it is stated as a series of Combination of actions, but those skilled in the art should understand that, the present invention is not limited by the sequence of acts described because According to the present invention, some steps may be performed in other sequences or simultaneously.Secondly, those skilled in the art should also know It knows, the embodiments described in the specification are all preferred embodiments, and related actions and modules is not necessarily of the invention It is necessary.

Those of ordinary skill in the art will appreciate that: realize that all or part of the steps of above method embodiment can pass through The relevant hardware of program instruction is completed, and program above-mentioned can be stored in a computer readable storage medium, the program When being executed, step including the steps of the foregoing method embodiments is executed；And storage medium above-mentioned includes: ROM, RAM, magnetic disk or light The various media that can store program code such as disk.

Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features； And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and Range.

Claims

1. the method for a kind of group of communication characterized by comprising

According to the corresponding multimedia broadcasting and multicast MBMS business mark of group communication traffic, the group for carrying out described group of communication traffic is determined Communicate UE；

Cell-related information where described group of communication UE is sent to MBMS coordination entity MCE, so that the MCE is according to each base Stand send the cell-related information, determine the related cell of the corresponding MBMS business of described group of communication traffic business transmission Type, and Zone transmission type information is sent to corresponding base station；

The Zone transmission type information that MCE is sent is received, it is logical to described group according to the Zone transmission type information It interrogates UE and sends the corresponding MBMS data of described group of communication traffic；

Wherein, the Zone transmission type information includes: to be used to indicate the first identifier of noise elimination cell and/or be used to indicate Transmit the second identifier of cell；The noise elimination cell is only to send the corresponding scheduling information of the MBMS data, is not sent The cell of the MBMS data；

It is described that the corresponding MBMS data of described group of communication traffic is sent according to the Zone transmission type information, tool Body includes:

2. the method according to claim 1, wherein described according to the Zone transmission type information, hair Before sending the corresponding MBMS data of described group of communication traffic, further includes:

The group communication data for receiving described group of communication UE transmission, is sent to BMSC for described group of communication data, so that the broadcast Multicast service center BMSC generates the corresponding MBMS data of described group of communication traffic according to described group of communication data；

3. method according to claim 1 or 2, which is characterized in that the cell-related information includes the place group communication UE The cell ID of cell and the cell ID adjacent with the cell, so that the MCE leads to according to described group that each base station is sent The cell ID and the cell ID adjacent with the cell of cell, determine the corresponding MBMS industry of described group of communication traffic where interrogating UE The business transport-type of the related cell of business.

4. method according to claim 1 or 2, which is characterized in that the cell-related information includes cell ID and should The number of group communication UE in cell, so that the cell for the described group of place the communication UE cell that the MCE is sent according to each base station The number of group communication UE, determines the business of the related cell of the corresponding MBMS business of described group of communication traffic in mark and the cell Transport-type.

5. the method according to claim 1, wherein described according to the Zone transmission type information, hair Send described group of communication traffic corresponding MBMS data, further includes:

In transmission cell, the MBMS data is sent to described group of communication UE, while sending the MBMS data Corresponding scheduling information.

6. the method according to claim 1, wherein the Zone transmission type information further includes for referring to Show the third mark of unicast cells；

It is described that the corresponding MBMS data of described group of communication traffic is sent according to the Zone transmission type information, also Include:

According to the Zone transmission type information, transmission cell and unicast cells are determined；

In transmission cell, the MBMS data is sent to described group of communication UE, while sending the MBMS data Corresponding scheduling information；

In unicast cells, the MBMS is sent to described group of communication UE by the unicast bearer that the group communication UE in cell is established Business datum.

7. method according to claim 5 or 6, which is characterized in that it is described according to the Zone transmission type information, Before sending the corresponding MBMS data of described group of communication traffic to described group of communication UE, further includes:

The first instruction message is sent to the group communication UE in the transmission cell, first instruction message is used to indicate institute A group communication UE is stated to start to receive the MBMS data.

8. being used the method according to the description of claim 7 is characterized in that further including receiving time in first instruction message The MBMS data is received since the receiving time in described group of communication UE of instruction.

9. method according to claim 5 or 6, which is characterized in that it is described according to the Zone transmission type information, After sending the corresponding MBMS data of described group of communication traffic to described group of communication UE, further includes:

The second instruction message is sent to the group communication UE in the transmission cell, second instruction message is used to indicate institute A group communication UE is stated to stop receiving the MBMS data.

10. according to the method described in claim 9, it is characterized in that, further including when stopping receiving in second instruction message Between, described group of communication UE is used to indicate since the stopping receiving time, stops receiving the MBMS data.

11. method according to claim 1 or 2, which is characterized in that described according to the corresponding MBMS business of group communication traffic Mark, before determining that the group for carrying out described group of communication traffic communicates UE, further includes:

Or；

Receive the associated radio bearer identification of the group communication traffic MBMS business mark corresponding with group communication traffic that UE is reported；

Or；

12. the method for a kind of group of communication characterized by comprising

The cell-related information that each base station is sent is received, the cell-related information is the group communication in the cell in each base station The cell-related information of cell where UE, described group of communication UE are and the associated UE of group communication traffic；

According to the cell-related information that each base station is sent, the correlation of the corresponding MBMS business of described group of communication traffic is determined The business transport-type of cell；

Zone transmission type information is sent to corresponding base station, so that base station is believed according to the Zone transport-type Breath sends the corresponding MBMS data of described group of communication traffic to described group of communication UE；

Wherein, the Zone transmission type information includes: to be used to indicate the first identifier of noise elimination cell and/or be used to indicate Transmit the second identifier of cell；The noise elimination cell is only to send the corresponding scheduling information of the MBMS data, is not sent The cell of the MBMS data, it is described that Zone transmission type information is sent to corresponding base station, so that base station root According to the Zone transmission type information, the corresponding MBMS business number of described group of communication traffic is sent to described group of communication UE According to, comprising:

The first identifier for being used to indicate noise elimination cell and/or the second identifier for being used to indicate transmission cell are sent to correspondence Base station so that base station determines noise elimination cell according to the first identifier and/or second identifier, and in noise elimination cell, to institute It states a group communication UE and sends the corresponding scheduling information of the MBMS data.

13. according to the method for claim 12, which is characterized in that the cell-related information includes that the place group communication UE is small The cell ID in area, the cell-related information sent according to each base station, determines that described group of communication traffic is corresponding The business transport-type of the related cell of MBMS business, specifically includes:

According to the cell ID in the cell-related information, cell where described group of communication UE is determined as transmitting cell, and/ Or according to the cell ID in the cell-related information, the cell not comprising described group of communication UE is determined as noise elimination cell.

14. according to the method for claim 12, which is characterized in that the cell-related information includes that the place group communication UE is small The cell ID in area and the cell ID adjacent with the cell, the cell-related information sent according to each base station, The all types of cells for determining the corresponding MBMS business of described group of communication traffic, specifically include:

According to the cell ID in the cell-related information, by cell where described group of communication UE and adjacent with the cell small Area is determined as transmitting cell, and/or, it will be not comprising described group of communication UE and non-conterminous with the cell comprising described group of communication UE Cell is determined as noise elimination cell.

15. according to the method for claim 12, which is characterized in that the cell-related information includes cell ID and this is small The number of group communication UE, the cell-related information sent according to each base station determine described group of communication traffic in area The business transport-type of the related cell of corresponding MBMS business, specifically includes:

According to the cell-related information, the cell that group number of communication UE is less than preset value is determined as unicast cells, by group The cell that the number of communication UE is greater than or equal to the preset value is determined as transmitting cell, will be determined as without a group cell of communication UE Noise elimination cell.

16. the device of a kind of group of communication characterized by comprising

Determining module determines described in carrying out for being identified according to the corresponding multimedia broadcasting and multicast MBMS business of group communication traffic The group of group communication traffic communicates UE；

First sending module, for cell-related information where described group of communication UE to be sent to MBMS coordination entity MCE, so that The cell-related information that the MCE is sent according to each base station determines the corresponding MBMS business of described group of communication traffic The business transport-type of related cell, and Zone transmission type information is sent to corresponding base station；

Second sending module transmits class according to the Zone for receiving the Zone transmission type information of MCE transmission Type information sends the corresponding MBMS data of described group of communication traffic to described group of communication UE；

Second sending module includes:

Sending submodule, for sending the corresponding scheduling of the MBMS data to described group of communication UE in noise elimination cell Information.

17. device according to claim 16, which is characterized in that described device further include:

Third sending module, for it is corresponding to send described group of communication traffic according to the Zone transmission type information Before MBMS data, the group communication data of described group of communication UE transmission is received, described group of communication data is sent to BMSC, So that the broadcast multicast service center BMSC generates the corresponding MBMS industry of described group of communication traffic according to described group of communication data Business data；

18. device according to claim 16 or 17, which is characterized in that the cell-related information includes group communication UE institute In the cell ID and the cell ID adjacent with the cell of cell, so that described group that the MCE is sent according to each base station The cell ID and the cell ID adjacent with the cell of cell, determine the corresponding MBMS of described group of communication traffic where communicating UE The business transport-type of the related cell of business.

19. device according to claim 16 or 17, which is characterized in that the cell-related information include cell ID and The number of group communication UE in the cell, so that the described group of place the communication UE cell that the MCE is sent according to each base station is small The number of group communication UE, determines the industry of the related cell of the corresponding MBMS business of described group of communication traffic in area's mark and the cell Business transport-type.

20. device according to claim 16, which is characterized in that

The determining submodule is also used to determine transmission cell according to the first identifier and/or second identifier；

The sending submodule is also used in transmission cell, sends the MBMS data to described group of communication UE, simultaneously Send the corresponding scheduling information of the MBMS data.

21. device according to claim 16, which is characterized in that the Zone transmission type information further includes being used for Indicate the third mark of unicast cells；

The determining submodule is also used to determine that transmission cell and unicast are small according to the Zone transmission type information Area；

The sending submodule is also used in noise elimination cell, and it is corresponding to send the MBMS data to described group of communication UE Scheduling information；In transmission cell, the MBMS data is sent to described group of communication UE, while sending the MBMS industry The corresponding scheduling information of data of being engaged in；In unicast cells, the unicast bearer established by the group communication UE in cell is to described group It communicates UE and sends the MBMS data.

22. the device according to claim 20 or 21, which is characterized in that described device further include:

First instruction message sending module, for being sent out to described group of communication UE according to the Zone transmission type information Before sending the corresponding MBMS data of described group of communication traffic, first is sent to the group communication UE in the transmission cell Instruction message, first instruction message are used to indicate described group of communication UE and start to receive the MBMS data.

23. device according to claim 22, which is characterized in that it further include receiving time in first instruction message, It is used to indicate described group of communication UE and receives the MBMS data since the receiving time.

24. the device according to claim 20 or 21, which is characterized in that described device further includes that the second instruction message is sent Module, for it is corresponding to send described group of communication traffic to described group of communication UE according to the Zone transmission type information MBMS data after, in it is described transmission cell in group communication UE send the second instruction message, it is described second refer to Show that message is used to indicate described group of communication UE and stops receiving the MBMS data.

25. device according to claim 24, which is characterized in that further include when stopping receiving in second instruction message Between, described group of communication UE is used to indicate since the stopping receiving time, stops receiving the MBMS data.

26. device according to claim 16 or 17, which is characterized in that described device further include:

Second receiving module determines for identifying according to the corresponding MBMS business of group communication traffic and carries out described group of communications industry Before the group communication UE of business, the corresponding MBMS business mark of group communication traffic that UE is reported is received；

Or；

27. the device of a kind of group of communication characterized by comprising

Receiving module, the cell-related information sent for receiving each base station, the cell-related information are in each base station The cell-related information of cell, described group of communication UE are and the associated UE of group communication traffic where group communication UE in cell；

Determining module, the cell-related information for being sent according to each base station determine that described group of communication traffic is corresponding The business transport-type of the related cell of MBMS business；

Sending module, for Zone transmission type information to be sent to corresponding base station, so that base station is according to the cell Business transmission type information sends the corresponding MBMS data of described group of communication traffic to described group of communication UE；

Wherein, the Zone transmission type information includes: to be used to indicate the first identifier of noise elimination cell and/or be used to indicate Transmit the second identifier of cell；The noise elimination cell is only to send the corresponding scheduling information of the MBMS data, is not sent The cell of the MBMS data；The sending module is specifically used for the first identifier for being used to indicate noise elimination cell And/or be used to indicate the second identifier of transmission cell and be sent to corresponding base station so that base station according to the first identifier and/or Second identifier determines noise elimination cell, and in noise elimination cell, and it is corresponding to send the MBMS data to described group of communication UE Scheduling information.

28. device according to claim 27, which is characterized in that the cell-related information includes that the place group communication UE is small The cell ID in area, the determining module are specifically used for:

29. device according to claim 27, which is characterized in that the cell-related information includes that the place group communication UE is small The cell ID in area and the cell ID adjacent with the cell, the determining module are specifically used for:

30. device according to claim 27, which is characterized in that the cell-related information includes cell ID and this is small The number of group communication UE, the determining module are specifically used in area:

31. the system of a kind of group of communication characterized by comprising base station and MCE；

The base station includes device described in any one of claim 16-26；

The MCE includes device described in any one of claim 27-30.