CN106171031A

CN106171031A - Priority notification method, equipment and system are organized in group communication

Info

Publication number: CN106171031A
Application number: CN201580002327.5A
Authority: CN
Inventors: 邓强; 夏海涛; 吴义壮
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2015-02-11
Filing date: 2015-02-11
Publication date: 2016-11-30
Anticipated expiration: 2035-02-11
Also published as: CN111556449B; CN106171031B; WO2016127341A1; CN111556449A

Abstract

The invention discloses in a kind of group communication and organize priority notification method, equipment and system, relate to wireless communication technology field, by ProSe Function by the group priority notification of group to base station, solve in group communication how by the group priority notification of group to the problem of base station.The method include that described ProSe Function receives the first message that application server sends；Wherein, described first message comprises: first group of mark of group residing for the first user mark of subscriber equipment, described subscriber equipment and the group priority of described group；Described ProSe Function, according to described first message received, sends a notification message to base station；Wherein, described notification message comprises: the second ID of described subscriber equipment, second group of mark of described group and the group priority of described group.

Description

Group priority notification method, equipment and system in group communication

Technical field

The present invention relates to group priority notification method, equipment and system in wireless communication technology field, more particularly to a kind of group communication.

Background technology

Device-to-device (English：Device to device, abbreviation：D2D) communication is a kind of under the control of system, it is allowed to the new technique directly communicated by reuse pattern resource between user equipment；Wherein, its a most important application scenarios are a group communication (group communication).In group communication, user equipment (English：User equipment, abbreviation：UE) it can be carried out data transmission with the UE other multiple UE being in same group by the D2D communication modes of one-to-many (one-to-many).

In actual applications, as UE, before carry out group communication, it is necessary to base station is (English in a group：Base station, abbreviation：BS it is that UE is distributed for a group respective resources (such as running time-frequency resource) for communication in advance) according to the group priority of the group.But, because base station itself is not stored with the group priority of group in advance, therefore, the group priority for how making base station obtain group turns into the key issue during group communicates.

The content of the invention

Embodiments of the invention provide group priority notification method, equipment and system in a kind of group communication, with solve how by the group priority notification of group to base station the problem of.

To reach above-mentioned purpose, embodiments of the invention are adopted the following technical scheme that：

In a first aspect, the embodiment of the present invention, which is provided in a kind of group communication, organizes priority notification method, applied to closely business function entity ProSe Function, methods described includes：

The ProSe Function receive the first message that application server is sent；Wherein, the first message is included：The first user mark, the first group of mark and the group priority of the group of group residing for the user equipment of user equipment；

The ProSe Function send a notification message according to the first message received to base station；Wherein, the notification message is included：The second user mark of the user equipment Knowledge, the second group of mark and the group priority of the group of the group.

In the first possible implementation of first aspect, with reference in a first aspect, the ProSe Function to base station send a notification message including：

The ProSe Function send the notification message to home subscribed services device HSS, and the HSS sends the notification message to mobility management entity MME, and the notification message is sent from the MME to the base station；

Or, the ProSe Function send the notification message to MME, and the notification message is sent from the MME to the base station.

In second of possible implementation of first aspect, with reference to the first possible implementation of first aspect or first aspect, before the ProSe Function receive the first message that application server is sent, methods described also includes：

The ProSe Function receive the second message that the user equipment is sent；Second message package contains：Second user mark, the first group of mark and application identities of the group of the user equipment；

The ProSe Function send the 3rd message according to the application identities to the application server,

The application server is it is determined that after the group priority of the group, the first message is sent to the ProSe Function；First user mark, first group mark of the group of 3rd message package containing the user equipment.

In the third possible implementation of first aspect, with reference to second of possible implementation of first aspect,

Second message and the 3rd message also include：The current attribute of the group and property value corresponding with the current attribute.

In the 4th kind of possible implementation of first aspect, any of the third possible implementation with reference to first aspect to first aspect implementation, the ProSe Function are after the first message of application server transmission is received, and methods described also includes：

The ProSe Function, according to first group of mark, are the corresponding second group of mark of the group allocation, and set up second group of mark and the group group priority it Between corresponding relation.

In the 5th kind of possible implementation of first aspect, with reference to the 4th kind of possible implementation of first aspect, after the ProSe Function are described second group of mark of group allocation, methods described also includes：

The ProSe Function send second group of mark of the group to the application server.

In the 6th kind of possible implementation of first aspect, with reference to any of the 5th kind of possible implementation of first aspect to first aspect implementation,

The ProSe Function are after the first message of application server transmission is received, and methods described also includes：

The ProSe Function send the 4th message, group priority of the 4th message package containing second group of mark and the group to the user equipment.

Second aspect, the embodiment of the present invention provides in a kind of group communication and organizes priority notification method, and applied to application server, methods described includes：

The application server determines the group priority of group residing for user equipment；

The application server sends first message to closely business function entity ProSe Function, wherein, the first message is included：The first user mark, the first group of mark and the group priority of the group of group residing for the user equipment of the user equipment.

In the first possible implementation of second aspect, with reference to second aspect,

The application server determines that the group priority of group residing for user equipment includes：

The application server determines the group priority of the group according to the current attribute and property value corresponding with the current attribute of the group.

In second of possible implementation of second aspect, with reference to the first possible implementation of second aspect or second aspect, the application server is it is determined that before the group priority of group residing for user equipment, methods described also includes：

The application server receives the second message that the ProSe Function are sent, first user mark, first group mark of the group of second message package containing the user equipment.

In the third possible implementation of second aspect, with reference to the second of second aspect Possible implementation is planted,

Second message is also included：The current attribute of the group and property value corresponding with the current attribute.

In the 4th kind of possible implementation of second aspect, with reference to any of the third possible implementation of second aspect to second aspect implementation, methods described also includes：

The application server sends the 3rd message, the group priority of second group mark and the group of the 3rd message package containing the group to the user equipment.

In the 5th kind of possible implementation of second aspect, with reference to the 4th kind of possible implementation of second aspect, before the application server sends the 3rd message to the user equipment, methods described also includes：

The application server, according to first group of mark, is second group of mark described in the group allocation, and the corresponding relation set up between second group of mark and the group priority of the group.

In the 6th kind of possible implementation of second aspect, with reference to the 4th kind of possible implementation of second aspect,

When the EPC network equipments are ProSe Function, before the application server sends the 3rd message to the user equipment, methods described also includes：

The application server receives the 4th message that the ProSe Function are sent；Wherein, the 4th message package contains second group of mark of the group.

In the 7th kind of possible implementation of second aspect, with reference to any of the 6th kind of possible implementation of second aspect to second aspect implementation, methods described also includes：

The EPC network equipments send the first message to home subscribed services device HSS or Policy and Charging Rules Function PCRF.

The third aspect, present example provides a kind of closely business function entity ProSe Function, and the ProSe Function include：

Receiving unit, the first message for receiving application server transmission；

Wherein, the first message is included：The first user mark, the use of user equipment The first group of mark and the group priority of the group of group residing for the equipment of family；

Transmitting element, for the first message received according to the receiving unit, sends a notification message to base station；Wherein, the notification message is included：Second user mark, the second group of mark and the group priority of the group of the group of the user equipment.

In the first possible implementation of the third aspect, with reference to the third aspect, the transmitting element, specifically for：

The notification message is sent to home subscribed services device HSS, the HSS sends the notification message to mobility management entity MME, and the notification message is sent from the MME to the base station.

Or, the notification message is sent to MME, the notification message is sent from the MME to the base station.

In second of possible implementation of the third aspect, with reference to the first possible implementation of the third aspect or the third aspect,

The receiving unit, is additionally operable to before the receiving unit receives the first message that application server is sent, and receives the second message that the user equipment is sent；Second message package contains：Second user mark, the first group of mark and application identities of the group of the user equipment；

The transmitting element, is additionally operable to send the 3rd message to the application server, the application server is it is determined that after the group priority of the group, the first message is sent to the ProSe Function；First user mark, first group mark of the group of 3rd message package containing the user equipment.

In the third possible implementation of the third aspect, with reference to second of possible implementation of the third aspect,

In the 4th kind of possible implementation of the third aspect, with reference to any of the third possible implementation of the third aspect to third aspect implementation, the ProSe Function also include：

Allocation unit, for receiving the first of application server transmission in the receiving unit It is the corresponding second group of mark of the group allocation according to first group of mark after message, and the corresponding relation set up between second group of mark and the group priority of the group.

In the 5th kind of possible implementation of the third aspect, with reference to the 4th kind of possible implementation of the third aspect,

The transmitting element, is additionally operable to after the allocation unit is described second group of mark of group allocation, second group of mark of the group is sent to the application server.

In the 6th kind of possible implementation of the third aspect, with reference to the third aspect to any of one-side 5th kind of possible implementation implementation,

The transmitting element, is additionally operable to after the first message that the receiving unit receives application server transmission, and the 4th message, group priority of the 4th message package containing second group of mark and the group are sent to the user equipment.

Fourth aspect, the embodiment of the present invention provides a kind of application server, including：

Determining unit, the group priority for determining group residing for user equipment；

Transmitting element, for sending first message to closely business function entity ProSe Function, wherein, the first message is included：The group priority for the group that the first user mark, first group of mark of group residing for the user equipment and the determining unit of user equipment are determined.

In the first possible implementation of fourth aspect, with reference to fourth aspect, the determining unit, specifically for：

According to the current attribute of the group and property value corresponding with the current attribute, the group priority of the group is determined.

In second of possible implementation of fourth aspect, with reference to the first possible implementation of fourth aspect or fourth aspect, the application server also includes：

Before first receiving unit, the group priority for determining the group in the determining unit, the second message that the ProSe Function are sent, first user mark, first group mark of the group of second message package containing the user equipment are received.

In the third possible implementation of fourth aspect, with reference to second of possible implementation of fourth aspect, second message is also included：The current attribute of the group and property value corresponding with the current attribute.

In the 4th kind of possible implementation of fourth aspect, any of the third possible implementation with reference to fourth aspect to fourth aspect implementation, the transmitting element, it is additionally operable to send the 3rd message, the group priority of second group mark and the group of the 3rd message package containing the group to the user equipment.

In the 5th kind of possible implementation of fourth aspect, with reference to the 4th kind of possible implementation of fourth aspect, the application server, in addition to：

Allocation unit, for before the transmitting element sends the 3rd message to the user equipment, it is the corresponding second group of mark of the group allocation according to first group of mark, and the corresponding relation set up between second group of mark and the group priority of the group.

In the 6th kind of possible implementation of fourth aspect, with reference to the 4th kind of possible implementation of fourth aspect, the application server also includes：

Second receiving unit, for before the transmitting element sends the 3rd message to the user equipment, receiving the 4th message that the ProSe Function are sent；Wherein, the 3rd message package contains second group of mark of the group；

In the 7th kind of possible implementation of fourth aspect, any of the 6th kind of possible implementation with reference to fourth aspect to fourth aspect implementation, the transmitting element, it is additionally operable to send the first message to home subscribed services device HSS, or Policy and Charging Rules Function PCRF.

5th aspect, the embodiment of the present invention provides in a kind of group communication and organizes priority notification system, ProSe Function including base station, as described in any of the 6th kind of possible implementation of the third aspect to third aspect implementation, and the application server as described in any of the 7th kind of possible implementation such as fourth aspect to fourth aspect implementation.

6th aspect, present example provides a kind of closely business function entity ProSe Function, and the ProSe Function include：

Communication unit, the first message for receiving application server transmission；Wherein, the first message is included：The first user mark, the first group of mark and the group priority of the group of group residing for the user equipment of user equipment；

The first message received according to the communication unit, sends a notification message to base station；Wherein, the notification message is included：The second user mark of the user equipment, institute State second group of mark of group and the group priority of the group.

In the first possible implementation of the 6th aspect, in terms of the 6th, the communication unit, specifically for：

In second of possible implementation of the 6th aspect, with reference to the 6th aspect or the first possible implementation of the 6th aspect, the communication unit, is additionally operable to before the communication unit receives the first message that application server is sent, and receives the second message that the user equipment is sent；Second message package contains：Second user mark, the first group of mark and application identities of the group of the user equipment；

The 3rd message is sent to the application server, the application server is it is determined that after the group priority of the group, the first message is sent to the ProSe Function；First user mark, first group mark of the group of 3rd message package containing the user equipment.

In the third possible implementation of the 6th aspect, with reference to second of possible implementation of the 6th aspect, second message and the 3rd message also include：The current attribute of the group and property value corresponding with the current attribute.

In the 4th kind of possible implementation of the 6th aspect, with reference to the 6th aspect to any of the third possible implementation of the 6th aspect implementation, the ProSe Function also include：

Processor, for after the first message that the communication unit receives application server transmission, it is the corresponding second group of mark of the group allocation according to first group of mark, and the corresponding relation set up between second group of mark and the group priority of the group.

In the 5th kind of possible implementation of the 6th aspect, with reference to the 4th kind of possible implementation of the 6th aspect,

The communication unit, it is described second group of mark of group allocation to be additionally operable in the processor After knowledge, second group of mark of the group is sent to the application server.

In the 6th kind of possible implementation of the 6th aspect, with reference to the 6th aspect to any of one-side 5th kind of possible implementation implementation,

The communication unit, is additionally operable to after the first message that the communication unit receives application server transmission, and the 4th message, group priority of the 4th message package containing second group of mark and the group are sent to the user equipment.

7th aspect, the embodiment of the present invention provides a kind of application server, including：

Processor, the group priority for determining group residing for user equipment；

Communication unit, for sending first message to closely business function entity ProSe Function, wherein, the first message is included：The first user mark, the first group of mark and the group priority of the group of group residing for the user equipment of user equipment.

In the first possible implementation of the 7th aspect, in terms of the 7th, the processor, specifically for：According to the current attribute of the group and property value corresponding with the current attribute, the group priority of the group is determined.

In second of possible implementation of the 7th aspect, with reference to the 7th aspect or the first possible implementation of the 7th aspect, the communication unit, it is additionally operable to before the processor determines the group priority of the group, receive the second message that the ProSe Function are sent, first user mark, first group mark of the group of second message package containing the user equipment.

In the third possible implementation of the 7th aspect, with reference to second of possible implementation of the 7th aspect,

In the 4th kind of possible implementation of the 7th aspect, with reference to the 7th aspect to any of the third possible implementation of the 7th aspect implementation,

The communication unit, is additionally operable to send the 3rd message, the group priority of second group mark and the group of the 3rd message package containing the group to the user equipment.

In the 5th kind of possible implementation of the 7th aspect, with reference to the 4th kind of possible implementation of the 7th aspect,

The processor, it is additionally operable to before the communication unit sends the 3rd message to the user equipment, it is the corresponding second group of mark of the group allocation according to first group of mark, and the corresponding relation set up between second group of mark and the group priority of the group.

In the 6th kind of possible implementation of the 7th aspect, with reference to the 4th kind of possible implementation of the 7th aspect, when the EPC network equipments are ProSe Function,

The communication unit, is additionally operable to before the communication unit sends the 3rd message to the user equipment, receives the 4th message that the ProSe Function are sent；Wherein, the 3rd message package contains second group of mark of the group.

In the 7th kind of possible implementation of the 7th aspect, with reference to the 7th aspect to any of the 6th kind of possible implementation of the 7th aspect implementation, the transmitting element, it is additionally operable to send the first message to home subscribed services device HSS, or Policy and Charging Rules Function PCRF.

Eighth aspect, the embodiment of the present invention provides in a kind of group communication and organizes priority notification system, including base station, in terms of the 6th to the ProSe Function as described in any of the 6th kind of possible implementation in terms of the 6th implementation, and in terms of the 7th to the application server as described in any of the 7th kind of possible implementation in terms of the 7th implementation.

From the foregoing, it will be observed that the embodiment of the present invention, which is provided in a kind of group communication, organizes priority notification method, when ProSe Function receive including for application server transmission：After the first message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, according to the first message received, included to base station transmission：The second user mark of the user equipment, the notification message of the group priority of second group of mark of the group and the group, to cause base station according to group priority to organize the corresponding communication resource of allocation of communications.In this way, by ProSe Function by the group priority notification of group to base station, solve in group communication how by the group priority notification of group to base station the problem of, be that user equipment carry out group communication lays the first stone.

Brief description of the drawings

In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, the required accompanying drawing used in embodiment or description of the prior art will be briefly described below, it should be evident that drawings in the following description are only some embodiments of the present invention, for For those of ordinary skill in the art, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is the schematic diagram of application scenarios provided in an embodiment of the present invention；

Figure 1A is the schematic diagram of sub- application scenarios provided in an embodiment of the present invention；

Figure 1B is the schematic diagram of sub- application scenarios provided in an embodiment of the present invention；

Fig. 1 C are the schematic diagram of sub- application scenarios provided in an embodiment of the present invention；

Fig. 2 is the flow chart of the communication means of group priority in a kind of group of communication provided in an embodiment of the present invention；

Fig. 3 is the flow chart of the communication means of group priority in another group of communication provided in an embodiment of the present invention；

Fig. 4 is the flow chart of the communication means of group priority in another group of communication provided in an embodiment of the present invention；

Fig. 5 is the flow chart of the communication means of group priority in another group of communication provided in an embodiment of the present invention；

The flow chart of the communication means of group priority during Fig. 6 communicates for another group provided in an embodiment of the present invention；

The flow chart of the communication means of group priority during Fig. 6 A communicate for another group provided in an embodiment of the present invention；

The flow chart of the communication means of group priority during Fig. 7 communicates for another group provided in an embodiment of the present invention；

The flow chart of the communication means of group priority during Fig. 7 A communicate for another group provided in an embodiment of the present invention；

The flow chart of the communication means of group priority during Fig. 8 communicates for another group provided in an embodiment of the present invention；

The flow chart of the communication means of group priority during Fig. 8 A communicate for another group provided in an embodiment of the present invention；

The flow chart of the communication means of group priority during Fig. 9 communicates for another group provided in an embodiment of the present invention；

Fig. 9 A organize the communication of priority in being communicated for another group provided in an embodiment of the present invention The flow chart of method；

The flow chart of the communication means of group priority during Figure 10 communicates for another group provided in an embodiment of the present invention；

The flow chart of the communication means of group priority during Figure 10 A communicate for another group provided in an embodiment of the present invention；

Figure 11 is a kind of ProSe Fuction structure chart provided in an embodiment of the present invention；

Figure 11 A are a kind of ProSe Fuction structure chart provided in an embodiment of the present invention；

Figure 12 is a kind of structure chart of application server provided in an embodiment of the present invention；

Figure 12 A are a kind of structure chart of application server provided in an embodiment of the present invention；

Figure 12 B are a kind of structure chart of application server provided in an embodiment of the present invention；

Figure 12 C are a kind of structure chart of application server provided in an embodiment of the present invention；

Figure 13 is a kind of HSS structure chart provided in an embodiment of the present invention；

Figure 14 is a kind of PCRF structure chart provided in an embodiment of the present invention；

Figure 15 is the structure chart of group priority notification system in a kind of group of communication provided in an embodiment of the present invention；

Figure 16 is the structure chart of group priority notification system in a kind of group of communication provided in an embodiment of the present invention；

Figure 17 is the structure chart of group priority notification system in a kind of group of communication provided in an embodiment of the present invention；

Figure 18 is a kind of ProSe Fuction structure chart provided in an embodiment of the present invention；

Figure 19 is a kind of structure chart of application server provided in an embodiment of the present invention；

Figure 20 is a kind of HSS structure chart provided in an embodiment of the present invention；

Figure 21 is a kind of PCRF structure chart provided in an embodiment of the present invention；

Figure 22 is the structure chart of group priority notification system in a kind of group of communication provided in an embodiment of the present invention；

Figure 23 is the structure chart of group priority notification system in a kind of group of communication provided in an embodiment of the present invention；

Figure 24 is the structure chart of group priority notification system in a kind of group of communication provided in an embodiment of the present invention.

Embodiment

Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made belongs to the scope of protection of the invention.

Fig. 1 shows the application scenarios that priority notification method is organized in provided in an embodiment of the present invention group of communication, and the application scenarios can include：Multiple communication groups, base station, the block core (English of evolution：Evolved packet core, abbreviation：EPC) network equipment and application server；Wherein, in the application scenarios, a base station can cover the base station of multiple communication groups, i.e., one can be for multiple groups while schedules communication resources；Each communication group can include multiple user equipment (UE)s, and the UE can be cellular phone, pager, personal digital assistant (English：Personal digital assistant, abbreviation：PDA), laptop computer or other supports are immediately i.e. logical (English：Push to talk, abbreviation：PTT) hand-held of communication, static or portable communication device；The EPC network equipments can be closely business function entity (English：Proximity service function, abbreviation：ProSe Fuction), can be home subscribed services device (English：Home subscriber server, abbreviation：HSS), can also be Policy and Charging Rules Function (English：Policy and changing rules function, abbreviation：PCRF)；Application server can be equipment being used inside some industry or some department, for the determination group priority in group communication process；It is preferred that, the application server may be at mission critical intercom (English：Mission critical push to talk, abbreviation：MCPTT) in system (such as public security department, fire department).

It should be noted that, the EPC network equipments in application scenarios shown in Fig. 1 are after the group priority of group of application server transmission is received, it is not directly to send group priority notification to base station by some other equipment (this part is not shown in Figure 1) to base station, but by priority is organized；For example, as shown in Figure 1A, when EPC equipment is ProSe Fuction, ProSe Fuction pass through HSS and mobility management entity (English：Moblity management entity, abbreviation：MME)；Or UE will organize priority notification to base station； As shown in Figure 1B, when the EPC network equipments are HSS, HSS will organize priority notification to base station by MME；As shown in Figure 1 C, when the EPC network equipments are PCRF, PCRF passes through grouped data network gateway (English：Packet data network gateway, abbreviation：) and MME will organize priority notification to base station PGW.

Group priority notification method in the group communication that the present invention is provided is performed to each equipment respectively below by embodiment one, embodiment two, embodiment three, example IV to be introduced.

Embodiment one

As shown in Figure 2 in a kind of group of communication provided in an embodiment of the present invention the communication means of group priority flow chart, applied to ProSe Fuction, methods described can include：

201st, ProSe Function receive the first message that application server is sent；The first message is included：The first user mark, the first group of mark and the group priority of the group of group residing for the user equipment of user equipment.

Wherein, first user is identified for identifying the user equipment, Ke Yiwei：Third generation partner program (English：3rd generation partnership project, abbreviation：A kind of outer logo 3GPP) defined, such as：Mobile subscriber number (English：Mobile Subscriber International ISDN/PSTN number, abbreviation：MSISDN), ISDN is ISDN, is integrated service digital network abbreviation, and PSTN is PSTN, is public switched telephone network abbreviation.

Any group in multiple groups that the group can contract for user equipment；The user equipment can be to organize the promoter of communication in the group；First group of mark can be application layer group mark, for identifying group name of the group in industry or department；For example, a certain user in one fire department contracts and has group 1 (urgent group), group 2 (leading group), group 3 (SG) etc. simultaneously, then when the group is SG, first group is designated fire department-group 3.

Described group of priority can divide what relation was dynamically determined for the application server according to the current attribute, property value corresponding with the current attribute and default priority level of the group, for representing the rank of the group in a communications system, to ensure that the group priority determined meets the demand of group communication；Under normal circumstances, group priority can be divided into high, medium and low three-level.

Wherein, the current attribute includes static attribute and/or dynamic attribute；The static attribute is the intrinsic attribute of the group itself, will not be changed with the change of group, the one or more in the minimum priority of acquiescence of the type, the run time of the group, the group including but not limited to the group；

The attribute that the dynamic attribute changes for the change with the thing occurred in group, including but not limited to the one or more in the event type, the seriousness of the event occurred in the group.

It is preferred that, the first message that ProSe Function can be sent by PC2 interfaces application server.

202nd, ProSe Function send a notification message according to the first message received to base station；The notification message is included：Second user mark, the second group of mark and the group priority of the group of the group of the user equipment.

Wherein, the second user mark is also used for identifying the user equipment, a kind of internal indicator that can be defined for 3GPP system, such as：International mobile subscriber identity (English：International mobile subscriber identification number, abbreviation：IMSI).

Second group of mark can be Internet group address, such as：2 (Layer 2) address of layer, the destination address for identifying user equipment carry out group communication.It is preferred that, the ProSe Function can be before step 202, according to first group of mark, any group address is selected from the group address of ProSe Function storage insides as second group of mark of the group, and the corresponding relation set up between second group of mark and the group priority of the group.

Exemplary, in the present embodiment, the ProSe Function send a notification message to base station and can included：

The ProSe Function first pass through PC4a interfaces to home subscribed services device (English：Home subscriber server, abbreviation：HSS the notification message) is sent, the HSS sends the notification message by S6a interfaces to MME, then the notification message sent to the base station by S1 interfaces from the MME；

Or, the ProSe Function first pass through PCx interfaces and send the notification message to MME, then are disappeared from the MME by S1 interfaces to the base station transmission notice Breath.

It should be noted that, some other information in addition to the second user mark, second group of mark of the group and the group priority of the group of the user equipment can be increased in the notification message that HSS is forwarded to the MME notification messages forwarded and MME to base station, the embodiment of the present invention is to this without limiting, but in repeating process, the notification message has to include the group priority of the group, to ensure that base station can receive the group priority of group.

Specifically, in the embodiment of the present invention, the ProSe Function passively can directly receive the first message of application server transmission, but it is used as a kind of more general implementation, before step 201, the ProSe Function first can also be sent for indicating application server to after the message of ProSe Function transmission group priority to application server, then receive the first message of application server transmission, be implemented as follows：

The ProSe Function send the 3rd message, the application server is it is determined that after the group priority of the group, the first message is sent to the ProSe Function according to the application identities to the application server；First user mark, first group mark of the group of 3rd message package containing the user equipment.

Wherein, the application identities are used to identify the application server.

It is preferred that, in the embodiment of the present invention, it can also include in the second message that the ProSe Function are received, and the 3rd message sent to application server：The current attribute of the group and property value corresponding with the current attribute, in order to current attribute and the current attribute corresponding property value of the application server according to the group, determine the group priority of the group.

In addition, after ProSe Function receive the second message that the user equipment is sent, methods described also includes：The legitimacy of user equipment described in certification and the group initiated the user equipment, which communicate, between the ProSe Function and HSS carries out authorization check.

Further, in the embodiment of the present invention, methods described can also include：

The ProSe Function send second group of mark of the group to the application server, in order to which application server is according to the described second mark, the corresponding relation of second mark and the group priority of the group is set up, and the corresponding relation is directly sent by user equipment to base station.

Further, in the embodiment of the present invention, the ProSe Function to base station by equipment such as HSS, MME in addition to the notification message comprising group priority is sent, it is used as a kind of more general method, the ProSe Function can also send the message for including group priority to base station by user equipment, be implemented as follows：

The ProSe Function send the 4th message after the first message of application server transmission is received to the user equipment, and the user equipment sends the message of the second mark comprising the group and the group priority of the group to base station；Wherein, group priority of the 4th message package containing second group of mark and the group.

From the foregoing, it will be observed that the embodiment of the present invention, which is provided in a kind of group communication, organizes priority notification method, when ProSe Function receive including for application server transmission：After the first message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, according to the first message received, included to base station transmission：The second user mark of the user equipment, the notification message of the group priority of second group of mark of the group and the group, to cause base station according to group priority to organize the corresponding communication resource of allocation of communications.In this way, by ProSe Function by the group priority notification of group to base station, solve in group communication how by the group priority notification of group to base station the problem of, be that user equipment carry out group communication lays the first stone；Also, because this group of priority is that application server is dynamically determined according to the current attribute of group so that base station can be the communication resource that group allocation disclosure satisfy that group's current communication requirements according to the group priorities.

Embodiment two

As Fig. 3 show in a kind of group of communication provided in an embodiment of the present invention organize priority communication means flow chart, applied to application server, methods described can include：

301st, application server determines the group priority of group residing for user equipment.

Wherein, described group of priority is used to represent the rank of the group in a communications system；High, medium and low three-level can be divided into；It is achievable, in the embodiment of the present invention, application service Device can be determined the group priority of the group by application server before first message is sent to ProSe Function according to the current attribute, property value corresponding with the current attribute and default priority level of the group division relation.

Wherein, the current attribute includes static attribute and/or dynamic attribute；The static attribute is the intrinsic attribute of the group itself, will not be changed with the change of event in group, the one or more in the minimum priority of acquiescence of the type, the run time of the group, the group including but not limited to the group；The attribute that the dynamic attribute changes for the change with the thing occurred in group, including but not limited to the one or more in the event type, the seriousness of the event occurred in the group.

It should be noted that, in actual group communication process, application server when determining the priority of group for the first time, it can be determined according to the static attribute of group, then, the priority of group can be then constantly updated according to the dynamic attribute of group, to cause the group priority of group to be consistent with the dynamic attribute of group, it is ensured that base station is according to the rational communication resource of group allocation that the current priority of group is user equipment.

The corresponding relation of the static attribute of Nei Ge groups of application server department, the group mark of each group and each group for example, table 1 below is stored with；Table 2 is that default priority level divides relation table, then the group priority for understanding group 1 is middle priority；Now, if the user equipment in group 1 receives fire alarm, and event than the dynamic attribute such as more serious, then the group priority that application server updates group 1 is high priority.

Table 1

Table 2

Priority level	Run time	Group type
Priority level	Run time	Group type	It is low	More than 30min..	Leader's group
In	It is less than 30min more than 5min	Conference group, fire-fighting group	It is low	More than 30min..	Leader's group
In	It is less than 30min more than 5min	Conference group, fire-fighting group	It is high	Less than 5min	Fire-fighting group, public security group

302nd, application server sends first message, described the to closely business function entity One message package contains：The first user mark, the first group of mark and the group priority of the group of group residing for the user equipment of the user equipment.

First user is identified for identifying the user equipment, Ke Yiwei：A kind of outer logo that 3GPP is defined, such as MSISDN；First group of mark can be application layer group mark, for identifying group name of the group in industry or department.

Achievable, in the embodiment of the present invention, application server can obtain the first user mark and first group of mark in advance before first message is sent to ProSe Function from other equipment；

For example：The message identified comprising the first user with first group of mark that the user equipment is sent can be received；The second message that can also be sent by PC1 interface ProSe Function, second message package contains：The first user mark, first group of mark of the group.

It is preferred that, in the embodiment of the present invention, the current attribute of the group and property value corresponding with the current attribute can be stored in advance in application server；It can also be included in the message that user equipment is sent to application server and be sent to application server；It is further included in the second message that ProSe Function are sent to application server and is sent to application server, so that application server is according to the current attribute of the group and property value corresponding with the current attribute, determines the group priority of the group.

Further, in the embodiment of the present invention, except by step 302 to ProSe Function send first message, to cause ProSe Function to be sent to base station outside the notification message comprising group priority, it is used as a kind of more general mode, the message for including group priority can also be sent to base station by user equipment, be implemented as follows：

The application server sends the 3rd message to the user equipment；Wherein, the group priority of second group mark and the group of the 3rd message package containing the group.

Wherein, second group of mark can be Internet group address, such as：2 (Layer2) address of layer, the destination address for identifying user equipment carry out group communication.

It is preferred that, application server can be according to first group of mark, any group address is selected from the group address of the application server storage inside as second group of mark of the group, and the corresponding relation set up between second group of mark and the group priority of the group；

The 4th message of second group of mark comprising the group that the ProSe Function are sent can also be received.

Further, in the embodiment of the present invention, application server can also send the first message to HSS or PCRF, and HSS or PCRF send the message for including group priority to base station.

From the foregoing, it will be observed that the embodiment of the present invention, which is provided in a kind of group communication, organizes priority notification method, send and include from application server to ProSe Function：The first message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, to cause ProSe Function by the group priority notification of group to base station, solve group in communication how by the group priority notification of group to base station the problem of, be that user equipment carry out group communication lays the first stone；Also, because this group of priority is that application server is dynamically determined according to the current attribute of group so that base station can be the communication resource that group allocation disclosure satisfy that group's current communication requirements according to the group priorities.

Embodiment three

As Fig. 4 show in a kind of group of communication provided in an embodiment of the present invention organize priority communication means flow chart, applied to HSS, methods described can include：

401st, HSS receives the first message that application server is sent；The first message is included：The first user mark, the first group of mark and the group priority of the group of group residing for the user equipment of user equipment.

Wherein, first user is identified for identifying the user equipment, Ke Yiwei：A kind of outer logo that 3GPP is defined, such as：MSISDN.

Described group of priority can divide relation for the application server according to the current attribute, property value corresponding with the current attribute and default priority level of the group Determine, for representing the rank of the group in a communications system；Under normal circumstances, group priority can be divided into high, medium and low three-level.

It is preferred that, HSS can receive the first message that application server is sent by Sh interface.

402nd, HSS sends a notification message according to the first message received to base station；The notification message is included：Second user mark, the second group of mark and the group priority of the group of the group of the user equipment.

Wherein, the second user mark is also used for identifying the user equipment, a kind of internal indicator that can be defined for 3GPP system, such as：IMSI)

Second group of mark can be Internet group address, such as：2 (Layer 2) address of layer, the destination address for identifying user equipment carry out group communication.

It is preferred that, in the present embodiment, the HSS can first pass through S6a interfaces and send the notification message to MME, then by S1 interfaces send the notification message to the base station from the MME.

It should be noted that, some other information in addition to the second user mark, second group of mark of the group and the group priority of the group of the user equipment can be increased in the notification message that MME is forwarded to base station, the embodiment of the present invention is to this without limiting, but in repeating process, the notification message has to include the group priority of the group, to ensure that base station can receive the group priority of group.

From the foregoing, it will be observed that the embodiment of the present invention, which is provided in a kind of group communication, organizes priority notification method, when HSS receives including for application server transmission：After the first message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, according to the first message received, included to base station transmission：The second user mark of the user equipment, the notification message of the group priority of second group of mark of the group and the group, to cause base station according to group priority to organize the corresponding communication resource of allocation of communications.In this way, by HSS by the group priority notification of group to base station, solve in group communication how by the group priority notification of group to base station the problem of, be that user equipment carry out group communication lays the first stone；Also, because this group of priority is that application server is dynamically determined according to the current attribute of group so that base station can be group point according to the group priorities With the communication resource that disclosure satisfy that group's current communication requirements.

Example IV

As Fig. 5 show in a kind of group of communication provided in an embodiment of the present invention organize priority communication means flow chart, applied to PCRF, methods described can include：

501st, PCRF receives the first message that application server is sent；The first message is included：The first user mark, the first group of mark and the group priority of the group of group residing for the user equipment of user equipment.

Wherein, first user is identified for identifying the user equipment, Ke Yiwei：A kind of outer logo that 3GPP is defined, such as MSISDN.

Described group of priority can divide what relation was determined for the application server according to the current attribute, property value corresponding with the current attribute and default priority level of the group, for representing the rank of the group in a communications system；Under normal circumstances, group priority can be divided into high, medium and low three-level.

It is preferred that, PCRF can receive the first message that application server is sent by Rx interface.

502nd, PCRF sends a notification message according to the first message received to base station；The notification message is included：Second user mark, the second group of mark and the group priority of the group of the group of the user equipment.

Wherein, the second user mark is also used for identifying the user equipment, a kind of internal indicator that can be defined for 3GPP system, such as：IMSI.

It is preferred that, in the present embodiment, the PCRF first can send described notify to PGW Message, the PGW sends the notification message to MME, then by S1 interfaces sends the notification message to the base station from the MME.

It should be noted that, some other information in addition to the second user mark, second group of mark of the group and the group priority of the group of the user equipment can be increased in the notification message that PGW is forwarded to the MME notification messages forwarded and MME to base station, the embodiment of the present invention is to this without limiting, but in repeating process, the notification message has to include the group priority of the group, to ensure that base station can receive the group priority of group.

From the foregoing, it will be observed that the embodiment of the present invention, which is provided in a kind of group communication, organizes priority notification method, when PCRF receives including for application server transmission：After the first message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, according to the first message received, included to base station transmission：The second user mark of the user equipment, the notification message of the group priority of second group of mark of the group and the group, to cause base station according to group priority to organize the corresponding communication resource of allocation of communications.In this way, by PCRF by the group priority notification of group to base station, solve in group communication how by the group priority notification of group to base station the problem of, be that user equipment carry out group communication lays the first stone；Also, because this group of priority is that application server is dynamically determined according to the current attribute of group so that base station can be the communication resource that group allocation disclosure satisfy that group's current communication requirements according to the group priorities.

Separately below by taking the sub- application scenarios shown in Figure 1A, Figure 1B, Fig. 1 C as an example, the group priority notification method in provided in an embodiment of the present invention group of communication is specifically introduced：

Embodiment five

Fig. 6 is the flow chart of group priority notification method in a kind of group of communication provided in an embodiment of the present invention, applied to the sub- application scenarios shown in Figure 1A, as shown in fig. 6, methods described can include：

601st, user equipment sends to application server and included：The first message of the first user mark of the user equipment and first group of mark of group residing for the user equipment.

602nd, after user equipment described in application server registers, response response is sent to user equipment.

603rd, user equipment sends to ProSe Function and included：Second user mark, the first group of mark and the second message of application identities of the group of the user equipment.

604th, ProSe Function send to application server and included：3rd message of the first user mark of the user equipment and first group of mark of the group.

605th, application server divides the group priority that relation determines the group according to the static attribute, property value corresponding with the static attribute and default priority level of the group.

It should be noted that in this implementation, the static attribute of group can be prestored in the application server；The static attribute of group can also be included in the message of step 601 and application server is sent to by user equipment；The static attribute of group can also be included in step 603,604 the 3rd message and the 4th message and ProSe Function are sent to by user equipment, then application server is sent to by ProSe Function.

606th, application server sends to ProSe Function and included：4th message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group.

607th, ProSe Function, according to first group of mark, are the corresponding second group of mark of the group allocation.

608th, ProSe Function send to user equipment and included：5th message of second group of mark of the group and the group priority of the group.

609th, user equipment sends the 5th message to base station.

610th, ProSe Function send to HSS and included：The second user mark of the user equipment, the notification message of the group priority of second group of mark of the group and the group.

611st, HSS sends the notification message to MME；

612nd, MME sends the notification message to base station.

613rd, ProSe Function send to MME and included：The second user mark of the user equipment, the notification message of the group priority of second group of mark of the group and the group.

614th, MME sends the notification message to base station.

It should be noted that in the embodiment of the present invention, after step 607, step 608-609 can be performed；Step 610-612 can also be performed；Step 613-614 can also be performed by the message informing comprising group priority to base station；Which step is specifically performed, contrast of the embodiment of the present invention is without limiting.

In this way, application server receives including for ProSe Function transmissions：3rd message of the first user mark of the user equipment and first group of mark of the group, relation is divided according to the static attribute of the group, property value corresponding with the static attribute and default priority level to determine after the group priority of the group, is sent and is included to ProSe Function：The message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, is notified the message of the group priority comprising the group to base station by other equipment by ProSe Function.In this way, by ProSe Function by the group priority notification of group to base station, solve in group communication how by the group priority notification of group to base station the problem of, be that user equipment carry out group communication lays the first stone.

But, in group communication, also need to consider the dynamic attribute of group, according to the group priority of the dynamic attribute real-time update group of group, the group priority created as certain fire-fighting group is first according to static attribute is middle priority, when the fire-fighting group receives fire disaster alarm, by the priority update of group can be then high priority according to the dynamic change of the communication group, it is specific as follows to cause base station according to the group priority after renewal to be preferentially that group communication distributes the suitable communication resource in time：

Fig. 6 A show the flow chart that priority notification method is organized in a kind of group of communication provided in an embodiment of the present invention, and as shown in Figure 6A, methods described can include：

601A, user equipment send to application server and included：The first message of the first user mark of the user equipment and first group of mark of group residing for the user equipment.

After user equipment described in 602A, application server registers, response response is sent to user equipment.

603A, user equipment send to ProSe Function and included：Second user mark, the first group of mark and the second message of application identities of the group of the user equipment.

604A, ProSe Function send to application server and included：The user equipment The first user mark and the group first group of mark the 3rd message.

605A, application server divide the group priority that relation updates the group according to the dynamic attribute, property value corresponding with the dynamic attribute and default priority level of the group.

It should be noted that in this implementation, the dynamic attribute of group can have the acquisition of application server itself periodic detection；The dynamic attribute of group can also be included in step 601A message and application server is sent to by user equipment；The dynamic attribute of group can also be included in the 3rd message of step 603A, 604A and the 4th message and ProSe Function are sent to by user equipment, then application server is sent to by ProSe Function.

606A, application server send to ProSe Function and included：4th message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group after updating.

607A, ProSe Function, according to first group of mark, are that the group redistributes corresponding second group of mark.

608A, ProSe Function send to user equipment and included：5th message of the group priority of the group after second group of mark of the group and renewal.

609A, user equipment send the 5th message to base station.

610A, ProSe Function send to HSS and included：The notification message of the group priority of the group after second user mark, second group of mark of the group and the renewal of the user equipment.

611A, HSS send the notification message to MME；

612A, MME send the notification message to base station.

613A, ProSe Function send to MME and included：The notification message of the group priority of the group after second user mark, second group of mark of the group and the renewal of the user equipment.

614A, MME send the notification message to base station.

It should be noted that in the embodiment of the present invention, after step 607A, step 608A-609A can be performed；Step 610A-612A can also be performed；Step 613A-614A can also be performed by the message informing comprising group priority to base station；Which step specifically performed Suddenly, contrast of the embodiment of the present invention is without limiting.

In this way, application server receives including for ProSe Function transmissions：3rd message of the first user mark of the user equipment and first group of mark of the group, divided according to the dynamic attribute of the group, property value corresponding with the dynamic attribute and default priority level after the group priority that relation updates the group, send and include to ProSe Function：The message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group after updating, the message of the group priority comprising the group after renewal is notified to base station by other equipment by ProSe Function so that base station can be the communication resource that group allocation disclosure satisfy that group's current communication requirements according to the group priorities.

Embodiment six

Fig. 7 is the flow chart of group priority notification method in a kind of group of communication provided in an embodiment of the present invention, applied to the sub- application scenarios shown in Figure 1A, as shown in fig. 7, methods described can include：

701st, application server receives including for user equipment transmission：The message of the first user mark of the user equipment and first group of mark of group residing for the user equipment.

702nd, after user equipment described in application server registers, the group priority that relation determines the group is divided according to the static attribute of the group, property value corresponding with the static attribute and default priority level.

It should be noted that in this implementation, the static attribute of group can be prestored in the application server；The static attribute of group can also be included in the message of step 701 and application server is sent to by user equipment.

703rd, application server sends to ProSe Function and included：Second message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group.

704th, ProSe Function, according to first group of mark, are the corresponding second group of mark of the group allocation.

705th, ProSe Function send second group of mark of the group to application server.

706th, application server sends to user equipment and included：Second group of mark of the group And the 3rd message of the group priority of the group.

707th, user equipment sends the 3rd message to base station.

708th, ProSe Function send to HSS and included：The second user mark of the user equipment, the notification message of the group priority of second group of mark of the group and the group.

709th, HSS sends the notification message to MME；

710th, MME sends the notification message to base station.

711st, ProSe Function send to MME and included：The second user mark of the user equipment, the notification message of the group priority of second group of mark of the group and the group.

712nd, MME sends the notification message to base station.

It should be noted that in the embodiment of the present invention, after step 704, step 705-707 can be performed；Step 708-710 can also be performed；Step 711-712 can also be performed by the message informing comprising group priority to base station；Which step is specifically performed, contrast of the embodiment of the present invention is without limiting.

In this way, application server receives including for user equipment transmission：The message of the first user mark of the user equipment and first group of mark of the group, relation is divided according to the static attribute of the group, property value corresponding with the static attribute and default priority level to determine after the group priority of the group, is sent and is included to ProSe Function：The message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, is notified the message of the group priority comprising the group to base station by other equipment by ProSe Function；Or the 3rd message comprising second group of mark of the group and the group priority of the group is sent to user equipment, by user equipment by the message informing comprising group priority to base station.In this way, by ProSe Function or user equipment by the group priority notification of group to base station, solve in group communication how by the group priority notification of group to base station the problem of, be that user equipment carry out group communication lays the first stone.

However, in group communication, in addition it is also necessary to consider the dynamic attribute of group, according to the group priority of the dynamic attribute real-time update group of group, such as certain fire-fighting group is first according to static state category Property create group priority be middle priority, when the fire-fighting group receives fire disaster alarm, by the priority update of group can be then high priority according to the dynamic change of the communication group, it is specific as follows to cause base station according to the group priority after renewal to be preferentially that group communication distributes the suitable communication resource in time：

Fig. 7 A are the flow chart of group priority notification method in a kind of group of communication provided in an embodiment of the present invention, and as shown in Figure 7 A, methods described can include：

701A, application server receive including for user equipment transmission：The message of the first user mark of the user equipment and first group of mark of group residing for the user equipment.

After user equipment described in 702A, application server registers, the group priority that relation updates the group is divided according to the dynamic attribute of the group, property value corresponding with the dynamic attribute and default priority level.

It should be noted that in this implementation, group's dynamic attribute can have the acquisition of application server itself periodic detection；The dynamic attribute of group can also be included in the message of step 701 and application server is sent to by user equipment.

703A, application server send to ProSe Function and included：Second message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group after updating.

704A, ProSe Function, according to first group of mark, are the corresponding second group of mark of the group allocation.

705A, ProSe Function send second group of mark of the group to application server.

706A, application server send to user equipment and included：3rd message of the group priority of the group after second group of mark of the group and renewal.

707A, user equipment send the 3rd message to base station.

708A, ProSe Function send to HSS and included：The notification message of the group priority of the group after second user mark, second group of mark of the group and the renewal of the user equipment.

709A, HSS send the notification message to MME；

710A, MME send the notification message to base station.

711A, ProSe Function send to MME and included：The notification message of the group priority of the group after second user mark, second group of mark of the group and the renewal of the user equipment.

712A, MME send the notification message to base station.

It should be noted that in the embodiment of the present invention, after step 704A, step 705A-707A can be performed；Step 708A-710A can also be performed；Step 711A-712A can also be performed by the message informing comprising the group priority after renewal to base station；Which step is specifically performed, contrast of the embodiment of the present invention is without limiting.

In this way, application server receives including for user equipment transmission：The message of the first user mark of the user equipment and first group of mark of the group, divided according to the dynamic attribute of the group, property value corresponding with the dynamic attribute and default priority level after the group priority that relation updates the group, send and include to ProSe Function：The message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group after updating, is notified the message of the group priority comprising the group to base station by other equipment by ProSe Function；Or the 3rd message of the group priority of the group after sending second group of mark comprising the group to user equipment and update, by user equipment by the message informing comprising the group priority after renewal to base station so that base station can be the communication resource that group allocation disclosure satisfy that group's current communication requirements according to the group priorities.

Embodiment seven

Fig. 8 is the flow chart of group priority notification method in a kind of group of communication provided in an embodiment of the present invention, applied to the sub- application scenarios shown in Figure 1A, as shown in figure 8, methods described can include：

801st, user equipment sends to ProSe Function and included：Second user mark, the first group of mark and the message of application identities of group residing for the user equipment of user equipment.

802nd, ProSe Function send to application server and included according to the application identities：The first user mark, the message of first group of mark of group residing for the user equipment of the user equipment.

803rd, after user equipment described in application server registers, belonged to according to the static state of the group Property, property value corresponding with the static attribute and default priority level divide the group priority that relation determines the group.

It should be noted that in this implementation, the static attribute of group can be prestored in the application server；The static attribute of group can also be included in the message of step 801 and ProSe Function are sent to by user equipment, then application server is sent to by ProSe Function.

804th, application server sends to ProSe Function and included：The message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group.

805th, ProSe Function store the corresponding relation of first group of mark of group and the group priority of the group.

806th, ProSe Function send response message to user equipment.

807th, ProSe Function receive including for user equipment transmission：Second user mark, the first message of first group of mark of the group of the user equipment.

808th, ProSe Function, according to first group of mark, are the corresponding second group of mark of the group allocation.

809th, ProSe Function send to user equipment and included：Second message of second group of mark of the group and the group priority of the group.

810th, user equipment sends second message to base station.

811st, ProSe Function send to HSS and included：The second user mark of the user equipment, the notification message of the group priority of second group of mark of the group and the group.

812nd, HSS sends the notification message to MME；

813rd, MME sends the notification message to base station.

814th, ProSe Function send to MME and included：The second user mark of the user equipment, the notification message of the group priority of second group of mark of the group and the group.

815th, MME sends the notification message to base station.

It should be noted that in the embodiment of the present invention, after step 808, can perform Step 809-810；Step 811-813 can also be performed；Can also step 814-815 the notification message comprising group priority is sent to base station；Which step is specifically performed, contrast of the embodiment of the present invention is without limiting.

In this way, application server receives including for ProSe Function transmissions：The message of the first user mark of the user equipment and first group of mark of the group, relation is divided according to the static attribute of the group, property value corresponding with the static attribute and default priority level to determine after the group priority of the group, is sent and is included to ProSe Function：The message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, is notified the message of the group priority comprising the group to base station by other equipment by ProSe Function.In this way, by ProSe Function by the group priority notification of group to base station, solve in group communication how by the group priority notification of group to base station the problem of, be that user equipment carry out group communication lays the first stone.

Fig. 8 A are the flow chart of group priority notification method in a kind of group of communication provided in an embodiment of the present invention, and as shown in Figure 8 A, methods described can include：

801A, user equipment send to ProSe Function and included：Second user mark, the first group of mark and the message of application identities of group residing for the user equipment of user equipment.

802A, ProSe Function send to application server and included according to the application identities：The first user mark, the message of first group of mark of group residing for the user equipment of the user equipment.

After user equipment described in 803A, application server registers, the group priority that relation updates the group is divided according to the dynamic attribute of the group, property value corresponding with the dynamic attribute and default priority level.

It should be noted that in this implementation, the dynamic attribute of group can be detected by application server itself；The dynamic attribute of group can also be included in step 801A message and ProSe Function are sent to by user equipment, then application server is sent to by ProSe Function.

804A, application server send to ProSe Function and included：The message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group after updating.

The corresponding relation of the group priority of the group after first group of mark of 805A, ProSe Function storages group and renewal.

806A, ProSe Function send response message to user equipment.

807A, ProSe Function receive including for user equipment transmission：Second user mark, the first message of first group of mark of the group of the user equipment.

808A, ProSe Function, according to first group of mark, are the corresponding second group of mark of the group allocation.

809A, ProSe Function send to user equipment and included：Second message of the group priority of the group after second group of mark of the group and renewal.

810A, user equipment send second message to base station.

811A, ProSe Function send to HSS and included：The notification message of the group priority of the group after second user mark, second group of mark of the group and the renewal of the user equipment.

812A, HSS send the notification message to MME；

813A, MME send the notification message to base station.

814A, ProSe Function send to MME and included：The notification message of the group priority of the group after second user mark, second group of mark of the group and the renewal of the user equipment.

815A, MME send the notification message to base station.

It should be noted that in the embodiment of the present invention, after step 808A, step 809A-810A can be performed；Step 811A-813A can also be performed；Can also step 814A-815A the notification message comprising the group priority after renewal is sent to base station；Specifically Which step is performed, contrast of the embodiment of the present invention is without limiting.

In this way, application server receives including for ProSe Function transmissions：The message of the first user mark of the user equipment and first group of mark of the group, divided according to the dynamic attribute of the group, property value corresponding with the dynamic attribute and default priority level after the group priority that relation updates the group, send and include to ProSe Function：The message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group after updating, the message of the group priority comprising the group after renewal is notified to base station by other equipment by ProSe Function so that base station can be the communication resource that group allocation disclosure satisfy that group's current communication requirements according to the group priorities.

Embodiment eight

Fig. 9 is the flow chart of group priority notification method in a kind of group of communication provided in an embodiment of the present invention, applied to the sub- application scenarios shown in Figure 1B, as shown in figure 9, methods described can include：

901st, user equipment sends to application server and included：The message of the first user mark of the user equipment and first group of mark of group residing for the user equipment.

902nd, after user equipment described in application server registers, the group priority that relation determines the group is divided according to the static attribute of the group, property value corresponding with the static attribute and default priority level, and be the corresponding second group of mark of the group allocation according to first group of mark.

It should be noted that in this implementation, the static attribute of group can be prestored in the application server；The static attribute of group can also be included in the message of step 901 and application server is sent to by user equipment.

903rd, application server sends to user equipment and included：The first message of second group of mark of the group and the group priority of the group.

904th, user equipment sends the first message by RRC signaling to base station.

905th, application server sends to HSS and included：Second message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group.

906th, HSS sends to MME and included：The second user mark of the user equipment, the notification message of the group priority of second group of mark of the group and the group.

907th, MME sends the notification message to base station.

It should be noted that in the embodiment of the present invention, after step 902, step 903-904 can be performed；Step 905-907 can also be performed by the message informing comprising group priority to base station；Which step is specifically performed, contrast of the embodiment of the present invention is without limiting.

In this way, application server receives including for user equipment transmission：The message of the first user mark of the user equipment and first group of mark of the group, the group priority that relation determines the group is divided according to the static attribute of the group, property value corresponding with the static attribute and default priority level, and after second group of mark of group allocation, to send and including to HSS：The message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, is notified the message of the group priority comprising the group to base station by other equipment by HSS；Or the message comprising second group of mark of the group and the group priority of the group is sent to user equipment, by user equipment by the message informing comprising group priority to base station.In this way, by HSS or user equipment by the group priority notification of group to base station, solve in group communication how by the group priority notification of group to base station the problem of, be that user equipment carry out group communication lays the first stone.

Fig. 9 A are the flow chart of group priority notification method in a kind of group of communication provided in an embodiment of the present invention, and as shown in Figure 9 A, methods described can include：

901A, user equipment send to application server and included：The message of the first user mark of the user equipment and first group of mark of group residing for the user equipment.

After user equipment described in 902A, application server registers, divided and closed according to the dynamic attribute of the group, property value corresponding with the dynamic attribute and default priority level System updates the group priority of the group, and is the corresponding second group of mark of the group allocation according to first group of mark.

It should be noted that in this implementation, the dynamic attribute of group can have the acquisition of application server itself periodic detection；The dynamic attribute of group can also be included in step 901A message and application server is sent to by user equipment.

903A, application server send to user equipment and included：The first message of second group of mark of the group and the group priority of the group.

904A, user equipment send the first message by RRC signaling to base station.

905A, application server send to HSS and included：Second message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group after updating.

906A, HSS send to MME and included：The notification message of the group priority of the group after second user mark, second group of mark of the group and the renewal of the user equipment.

907A, MME send the notification message to base station.

It should be noted that in the embodiment of the present invention, after step 902A, step 903A-904A can be performed；Step 905A-907A can also be performed by the message informing comprising the group priority after renewal to base station；Which step is specifically performed, contrast of the embodiment of the present invention is without limiting.

In this way, application server receives including for user equipment transmission：The message of the first user mark of the user equipment and first group of mark of the group, the group priority that relation updates the group is divided according to the dynamic attribute of the group, property value corresponding with the dynamic attribute and default priority level, and after second group of mark of group allocation, to send and including to HSS：The message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group after updating, is notified the message of the group priority comprising the group after renewal to base station by other equipment by HSS；Or the message of the group priority of the group after sending second group of mark comprising the group to user equipment and update, by user equipment by the message informing comprising group priority to base station so that base station can be that group allocation disclosure satisfy that group is current according to the group priorities The communication resource of communication requirement.

Embodiment nine

Figure 10 is the flow chart of group priority notification method in a kind of group of communication provided in an embodiment of the present invention, and applied to the sub- application scenarios shown in Fig. 1 C, as shown in Figure 10, methods described can include：

1001st, user equipment sends to application server and included：The message of the first user mark of the user equipment and first group of mark of group residing for the user equipment.

1002nd, after user equipment described in application server registers, the group priority that relation determines the group is divided according to the static attribute of the group, property value corresponding with the static attribute and default priority level, and be the corresponding second group of mark of the group allocation according to first group of mark.

It should be noted that in this implementation, the static attribute of group can be prestored in the application server；The static attribute of group can also be included in the message of step 1001 and application server is sent to by user equipment.

1003rd, application server sends to user equipment and included：The first message of second group of mark of the group and the group priority of the group.

1004th, user equipment sends the first message by RRC signaling to base station.

1005th, application server sends to PCRF and included：Second message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group.

1006th, PCRF sends to PGW and included：The second user mark of the user equipment, the notification message of the group priority of second group of mark of the group and the group.

1007th, PGW sends the notification message to MME

1008th, MME sends the notification message to base station.

It should be noted that in the embodiment of the present invention, after step 1002, step 1003-1004 can be performed；Step 1005-1008 can also be performed by the message informing comprising group priority to base station；Which step is specifically performed, contrast of the embodiment of the present invention is without limiting.

In this way, application server receives including for user equipment transmission：The message of the first user mark of the user equipment and first group of mark of the group, according to the quiet of the group State attribute, property value corresponding with the static attribute and default priority level divide the group priority that relation determines the group, and after second group of mark of group allocation, to send and including to PCRF：The message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, is notified the message of the group priority comprising the group to base station by other equipment by PCRF；Or the message comprising second group of mark of the group and the group priority of the group is sent to user equipment, by user equipment by the message informing comprising group priority to base station.In this way, by PCRF or user equipment by the group priority notification of group to base station, solve in group communication how by the group priority notification of group to base station the problem of, be that user equipment carry out group communication lays the first stone.

Figure 10 A are the flow chart of group priority notification method in a kind of group of communication provided in an embodiment of the present invention, and as shown in Figure 10 A, methods described can include：

1001A, user equipment send to application server and included：The message of the first user mark of the user equipment and first group of mark of group residing for the user equipment.

After user equipment described in 1002A, application server registers, the group priority that relation determines the group is divided according to the dynamic attribute of the group, property value corresponding with the dynamic attribute and default priority level, and be the corresponding second group of mark of the group allocation according to first group of mark.

It should be noted that in this implementation, the dynamic attribute of group can have the acquisition of application server itself periodic detection；The dynamic attribute of group can also be included in step 1001A message and application server is sent to by user equipment.

1003A, application server send to user equipment and included：The first message of the group priority of the group after second group of mark of the group and renewal.

1004A, user equipment send the first message by RRC signaling to base station.

1005A, application server send to PCRF and included：Second message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group after updating.

1006A, PCRF send to PGW and included：The notification message of the group priority of the group after second user mark, second group of mark of the group and the renewal of the user equipment.

1007A, PGW send the notification message to MME

1008A, MME send the notification message to base station.

It should be noted that in the embodiment of the present invention, after step 1002A, step 1003A-1004A can be performed；Step 1005A-1008A can also be performed by the message informing comprising the group priority after renewal to base station；Which step is specifically performed, contrast of the embodiment of the present invention is without limiting.

In this way, application server receives including for user equipment transmission：The message of the first user mark of the user equipment and first group of mark of the group, the group priority that relation updates the group is divided according to the dynamic attribute of the group, property value corresponding with the dynamic attribute and default priority level, and after second group of mark of group allocation, to send and including to PCRF：The message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group after updating, is notified the message of the group priority comprising the group to base station by other equipment by PCRF；Or the message of the group priority of the group after sending second group of mark comprising the group to user equipment and update, by user equipment by the message informing comprising group priority to base station so that base station can be the communication resource that group allocation disclosure satisfy that group's current communication requirements according to the group priorities.

Embodiment ten

Figure 11 shows ProSe Fuction11 provided in an embodiment of the present invention structure chart, and the ProSe Fuction11 are used to perform the method described in embodiment one, and as shown in figure 11, the ProSe Fuction11 can include：

Receiving unit 110, the first message for receiving application server transmission；Wherein, The first message is included：The first user mark, the first group of mark and the group priority of the group of group residing for the user equipment of user equipment.

Wherein, first user is identified for identifying the user equipment, Ke Yiwei：A kind of outer logo that 3GPP is defined, such as：MSISDN；Any group in multiple groups that the group can contract for user equipment；The user equipment can be to organize the promoter of communication in the group；First group of mark can be application layer group mark, for identifying group name of the group in industry or department；For example, a certain user in one fire department contracts and has group 1 (urgent group), group 2 (leading group), group 3 (SG) etc. simultaneously, then when the group is SG, first group is designated fire department-group 3.

Transmitting element 111, for the first message received according to the receiving unit, sends a notification message to base station；Wherein, the notification message is included：Second user mark, the second group of mark and the group priority of the group of the group of the user equipment.

Further, the receiving unit 110, specifically can be used for：

The first message sent by PC2 interfaces application server.

Further, the transmitting element 111, specifically can be used for：

First pass through PC4a interfaces and send the notification message to HSS, the HSS sends the notification message by S6a interfaces to MME, then the notification message sent to the base station by S1 interfaces from the MME；

Or, first pass through PCx interfaces and send the notification message to MME, then the notification message sent to the base station by S1 interfaces from the MME.

Further, in the embodiment of the present invention, the receiving unit 110 passively can directly receive the first message of application server transmission, but it is used as a kind of more general implementation, before receiving unit 110 receives first message, the transmitting element 111 first can also be sent for indicating application server to after the message of ProSe Function transmission group priority to application server, then receives the first message of application server transmission by receiving unit 110, be implemented as follows：

The receiving unit 110, is additionally operable to before the receiving unit 110 receives the first message that application server is sent, and receives the second message that the user equipment is sent；Second message package contains：Second user mark, the first group of mark and application identities of the group of the user equipment：

The transmitting element 111, is additionally operable to send the 3rd message to the application server, the application server is it is determined that after the group priority of the group, the first message is sent to the ProSe Function；First user mark, first group mark of the group of 3rd message package containing the user equipment.

Wherein, the current attribute includes static attribute and/or dynamic attribute；The static attribute is the intrinsic attribute of the group itself, will not be changed with the change of group, type, the run time of the group, the acquiescence of the group including but not limited to the group One or more in minimum priority；The attribute that the dynamic attribute changes for the change with the thing occurred in group, including but not limited to the one or more in the event type, the seriousness of the event occurred in the group.

Further, as shown in Figure 11 A, the ProSe Function can also include：

Allocation unit 112, for after the first message that the receiving unit 110 receives application server transmission, it is the corresponding second group of mark of the group allocation according to first group of mark, and the corresponding relation set up between second group of mark and the group priority of the group.

It is preferred that, the allocation unit 112 can select any group address as second group of mark of the group from the group address of ProSe Function storage insides.

Further, the transmitting element 111, it is additionally operable to send second group of mark of the group to the application server, in order to which application server is according to the described second mark, the corresponding relation of second mark and the group priority of the group is set up, and the corresponding relation is directly sent by user equipment to base station.

Further, in the embodiment of the present invention, the transmitting element 111 to base station by equipment such as HSS, MME in addition to the notification message comprising group priority is sent, it is used as a kind of more general method, the transmitting element 111 can also send the message for including group priority to base station by user equipment, be implemented as follows：

The transmitting element 111, it is additionally operable to after the first message that the receiving unit 110 receives application server transmission, the 4th message is sent to the user equipment, the user equipment sends the message of the second mark comprising the group and the group priority of the group to base station；Wherein, group priority of the 4th message package containing second group of mark and the group.

From the foregoing, it will be observed that the embodiment of the present invention provides a kind of ProSe Function, when ProSe Function receive including for application server transmission：After the first message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, according to the first message received, included to base station transmission：The second user mark of the user equipment, the notification message of the group priority of second group of mark of the group and the group, to cause base station corresponding as allocation of communications is organized according to group priority The communication resource.In this way, by ProSe Function by the group priority notification of group to base station, solve in group communication how by the group priority notification of group to base station the problem of, be that user equipment carry out group communication lays the first stone；Also, because this group of priority is that application server is dynamically determined according to the current attribute of group so that base station can be the communication resource that group allocation disclosure satisfy that group's current communication requirements according to the group priorities.

Embodiment 11

Figure 12 shows a kind of structure chart of application server 12 provided in an embodiment of the present invention, and the application server 12 is used to perform the method described in embodiment two, and as shown in figure 12, the application server 12 can include：

Determining unit 120, the group priority for determining group residing for user equipment.

Transmitting element 121, for sending first message to ProSe Function, wherein, the first message is included：The group priority for the group that the first user mark, first group of mark of group residing for the user equipment and the determining unit of user equipment are determined.

Wherein, first user is identified for identifying the user equipment, Ke Yiwei：A kind of outer logo that 3GPP is defined, such as MSISDN；First group of mark can be application layer group mark, for identifying group name of the group in industry or department.

Achievable, in the embodiment of the present invention, application server can obtain the first user mark and first group of mark in advance before first message is sent to ProSe Function from other equipment；For example：The message identified comprising the first user with first group of mark that the user equipment is sent can be received；It can also contain in the second message sent by PC1 interface ProSe Function, second message package：The first user mark, first group of mark of the group.

Described group of priority is used to represent the rank of the group in a communications system；High, medium and low three-level can be divided into；

It is achievable, in the embodiment of the present invention, determining unit 121, specifically for：

Wherein, the current attribute includes static attribute and/or dynamic attribute；The static attribute is the intrinsic attribute of the group itself, will not be changed with the change of group, comprising But it is not limited to the one or more in the type of the group, the run time of the group, the minimum priority of the acquiescence of the group；The attribute that the dynamic attribute changes for the change with the thing occurred in group, including but not limited to the one or more in the event type, the seriousness of the event occurred in the group.

It is preferred that, in the embodiment of the present invention, the current attribute of the group and property value corresponding with the current attribute can be stored in advance in application server；It can also be included in the message that user equipment is sent to application server and be sent to application server；It is further included in the second message that ProSe Function are sent to application server and is sent to application server (as described below), so that application server is according to the current attribute of the group and property value corresponding with the current attribute, the group priority of the group is determined.

Further, as illustrated in fig. 12, the application server can also include：

First receiving unit 122, for before the determining unit 120 determines the group priority of the group, receive the second message that the ProSe Function are sent, first user mark, first group mark of the group of second message package containing the user equipment.

Wherein, second message can also be included：The current attribute of the group and property value corresponding with the current attribute.

Further, in the embodiment of the present invention, transmitting element 121 is removed by sending first message to ProSe Function, to cause ProSe Function to be sent to base station outside the notification message comprising group priority, it is used as a kind of more general mode, the message for including group priority can also be sent to base station by user equipment, be implemented as follows：

The transmitting element 121, is additionally operable to send the 3rd message, the group priority of second group mark and the group of the 3rd message package containing the group to the user equipment.

Wherein, second group of mark of the group can be determined or be received by the second receiving unit 124 in application server second group of mark of ProSe Function transmissions by the allocation unit 123 of application server itself, specific as follows：

As shown in Figure 12 B, the application server, can also include：

Allocation unit 123, for before the transmitting element sends the 3rd message to the user equipment, it is the corresponding second group of mark of the group allocation according to first group of mark, and the corresponding relation set up between second group of mark and the group priority of the group.

As indicated in fig. 12 c, the application server can also include：

Second receiving unit 124, for before the transmitting element sends the 3rd message to the user equipment, receiving the 4th message that the ProSe Function are sent；Wherein, the 3rd message package contains second group of mark of the group.

Further, in the embodiment of the present invention, the transmitting element 121 is additionally operable to send the first message to HSS or PCRF, HSS or PCRF send the message for including group priority to base station.

From the foregoing, it will be observed that the embodiment of the present invention provides a kind of application server, sent and included by application server ProSe Function：The first message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, to cause EPC equipment by the group priority notification of group to base station, solve group in communication how by the group priority notification of group to base station the problem of, be that user equipment carry out group communication lays the first stone；Also, because this group of priority is that application server is dynamically determined according to the current attribute of group so that base station can be the communication resource that group allocation disclosure satisfy that group's current communication requirements according to the group priorities.

Embodiment 12

Figure 13 shows a kind of HSS13 provided in an embodiment of the present invention structure chart, and the HSS13 is used to perform the method described in embodiment three, and as shown in figure 13, the HSS 13 can include：

Receiving unit 130, the first message for receiving application server transmission；The first message is included：The first user mark, the first group of mark and the group priority of the group of group residing for the user equipment of user equipment.

Any group in multiple groups that the group can contract for user equipment；The user equipment can be to organize the promoter of communication in the group；First group of mark can be application layer group mark, for identifying group name of the group in industry or department；For example, a certain user in a fire department contracts simultaneously group 1 (urgent group), group 2 (leading group), group 3 (SG) etc., then when the group is SG, first Group is designated fire department-group 3.

Transmitting element 131, for according to the first message received, being sent a notification message to base station；The notification message is included：Second user mark, the second group of mark and the group priority of the group of the group of the user equipment.

Further, the receiving unit 130, specifically can be used for：

The first message that application server is sent is received by Sh interface.

Further, the transmitting element 131, specifically can be used for：

First pass through S6a interfaces and send the notification message to MME, then the notification message sent to the base station by S1 interfaces from the MME.

From the foregoing, it will be observed that the embodiment of the present invention provides a kind of HSS, when HSS receives including for application server transmission：After the first message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, according to the first message received, included to base station transmission：The second user mark of the user equipment, the notification message of the group priority of second group of mark of the group and the group, to cause base station according to group priority to organize the corresponding communication resource of allocation of communications.In this way, by HSS by the group priority notification of group to base station, how solve in group communication by group Group priority notification to base station the problem of, be that user equipment carry out group communication lays the first stone；Also, because this group of priority is that application server is dynamically determined according to the current attribute of group so that base station can be the communication resource that group allocation disclosure satisfy that group's current communication requirements according to the group priorities.

Embodiment 13

Figure 14 shows a kind of PCRF14 provided in an embodiment of the present invention structure chart, and the PCRF14 is used to perform the method described in example IV, and as shown in figure 14, PCRF14 can include：

Receiving unit 140, the first message for receiving application server transmission；The first message is included：The first user mark, the first group of mark and the group priority of the group of group residing for the user equipment of user equipment.

Transmitting element 141, for according to the first message received, being sent a notification message to base station；The notification message is included：Second user mark, the second group of mark and the group priority of the group of the group of the user equipment.

Second group of mark can be Internet group address, such as：2 (Layer 2) of layer Location, the destination address for identifying user equipment carry out group communication.

Further, the receiving unit 140, specifically can be used for：

The first message that application server is sent is received by Rx interface.

Further, the transmitting element 141, specifically can be used for：

First the notification message is sent to PGW, the PGW sends the notification message to MME, then the notification message sent to the base station by S1 interfaces from the MME.

From the foregoing, it will be observed that the embodiment of the present invention provides a kind of PCRF, when PCRF receives including for application server transmission：After the first message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, according to the first message received, included to base station transmission：The second user mark of the user equipment, the notification message of the group priority of second group of mark of the group and the group, to cause base station according to group priority to organize the corresponding communication resource of allocation of communications.In this way, by PCRF by the group priority notification of group to base station, solve in group communication how by the group priority notification of group to base station the problem of, be that user equipment carry out group communication lays the first stone；Also, because this group of priority is that application server is dynamically determined according to the current attribute of group so that base station can be the communication resource that group allocation disclosure satisfy that group's current communication requirements according to the group priorities.

Embodiment 14

Figure 15 is the structure chart of group priority notification system in a kind of group of communication provided in an embodiment of the present invention, and as shown in figure 15, the system can include：User equipment, base station, ProSe Fuction11 and application server 12；

Wherein, ProSe Fuction11 and ProSe Fuction described in embodiment ten function phase are same；The function phase of application server 12 and application server described in embodiment 11 is same, It will not be repeated here.

From the foregoing, it will be observed that the embodiment of the present invention, which is provided in one kind group communication, organizes priority notification system, application server receives including for ProSe Function transmissions：3rd message of the first user mark of the user equipment and first group of mark of the group, relation is divided according to the current attribute of the group, property value corresponding with the current attribute and default priority level to determine after the group priority of the group, is sent and is included to ProSe Function：The message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, is notified the message of the group priority comprising the group to base station by other equipment by ProSe Function.In this way, by ProSe Function by the group priority notification of group to base station, solve in group communication how by the group priority notification of group to base station the problem of, be that user equipment carry out group communication lays the first stone；Also, because this group of priority is that application server is dynamically determined according to the current attribute of group so that base station can be the communication resource that group allocation disclosure satisfy that group's current communication requirements according to the group priorities.

Embodiment 15

Figure 16 is the structure chart of group priority notification system in a kind of group of communication provided in an embodiment of the present invention, and as shown in figure 16, the system can include：User equipment, base station, HSS13 and application server 12；

Wherein, HSS13 and HSS described in embodiment 12 function phase are same；The function phase of application server 12 and application server described in embodiment 11 is same, will not be repeated here.

From the foregoing, it will be observed that the embodiment of the present invention, which is provided in one kind group communication, organizes priority notification system, application server receives including for user equipment transmission：The message of the first user mark of the user equipment and first group of mark of the group, the group priority that relation determines the group is divided according to the current attribute of the group, property value corresponding with the current attribute and default priority level, and after second group of mark of group allocation, to send and including to HSS：The message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, is notified the message of the group priority comprising the group to base station by other equipment by HSS；Or the message comprising second group of mark of the group and the group priority of the group is sent to user equipment, it will be wrapped by user equipment Message informing containing group priority is to base station.In this way, by HSS or user equipment by the group priority notification of group to base station, solve in group communication how by the group priority notification of group to base station the problem of, be that user equipment carry out group communication lays the first stone；Also, because this group of priority is that application server is dynamically determined according to the current attribute of group so that base station can be the communication resource that group allocation disclosure satisfy that group's current communication requirements according to the group priorities.

Embodiment 16

Figure 17 is the structure chart of group priority notification system in a kind of group of communication provided in an embodiment of the present invention, and as shown in figure 17, the system can include：User equipment, base station, PCRF14 and application server 12；

Wherein, PCRF14 and PCRF described in embodiment 13 function phase are same；The function phase of application server 12 and application server described in embodiment 11 is same, will not be repeated here.

From the foregoing, it will be observed that the embodiment of the present invention, which is provided in one kind group communication, organizes priority notification system, application server receives including for user equipment transmission：The message of the first user mark of the user equipment and first group of mark of the group, the group priority that relation determines the group is divided according to the current attribute of the group, property value corresponding with the current attribute and default priority level, and after second group of mark of group allocation, to send and including to PCRF：The message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, is notified the message of the group priority comprising the group to base station by other equipment by PCRF；Or the message comprising second group of mark of the group and the group priority of the group is sent to user equipment, by user equipment by the message informing comprising group priority to base station.In this way, by PCRF or user equipment by the group priority notification of group to base station, solve in group communication how by the group priority notification of group to base station the problem of, be that user equipment carry out group communication lays the first stone；Also, because this group of priority is that application server is dynamically determined according to the current attribute of group so that base station can be the communication resource that group allocation disclosure satisfy that group's current communication requirements according to the group priorities.

Embodiment 17

It is a kind of ProSe Fuction180 provided in an embodiment of the present invention, as shown in figure 18, the ProSe Fuction180 can include referring to Figure 18：Communication unit 1801, processor 1802, memory 1803, at least one communication bus 1104, for realizing the connection between these devices and being in communication with each other；

Communication unit 1801, for carrying out data transmission between ext nal network element.

Processor 1802 is probably a central processing unit (English：Central processing unit, referred to as CPU)；

Memory 1803, can be volatile memory (English：Volatile memory), such as random access memory (English：Random-access memory, abbreviation：RAM)；Or nonvolatile memory (English：Non-volatile memory), such as read-only storage (English：Read-only memory, abbreviation：ROM), flash memory (English：Flash memory), hard disk (English：Hard disk drive, abbreviation：HDD) or solid state hard disc (English：Solid-state drive, abbreviation：SSD)；Or the combination of the memory of mentioned kind, and provide instruction and data to processor 1802；

Communication unit 1801, the first message for receiving application server transmission；Wherein, the first message is included：The first user mark, the first group of mark and the group priority of the group of group residing for the user equipment of user equipment.

Communication unit 1801, for the first message received according to the receiving unit, sends a notification message to base station；Wherein, the notification message is included：Second user mark, the second group of mark and the group priority of the group of the group of the user equipment.

Further, the communication unit 1801, specifically can be used for：

The first message sent by PC2 interfaces application server.

Further, the communication unit 1801, specifically can be used for：

Further, in the embodiment of the present invention, the communication unit 1801 passively can directly receive the first message of application server transmission, but it is used as a kind of more general implementation, before communication unit 1801 receives first message, the communication unit 1801 first can also be sent for indicating application server to after the message of ProSe Function transmission group priority to application server, then receives the first message of application server transmission by communication unit 1801, be implemented as follows：

The communication unit 1801, is additionally operable to receive application clothes in the communication unit 1801 It is engaged in before the first message of device transmission, receives the second message that the user equipment is sent；Second message package contains：Second user mark, the first group of mark and application identities of the group of the user equipment；

The communication unit 1801, is additionally operable to send the 3rd message to the application server, the application server is it is determined that after the group priority of the group, the first message is sent to the ProSe Function；First user mark, first group mark of the group of 3rd message package containing the user equipment.

Wherein, the current attribute includes static attribute and/or dynamic attribute；The static attribute is the intrinsic attribute of the group itself, will not be changed with the change of group, the one or more in the minimum priority of acquiescence of the type, the run time of the group, the group including but not limited to the group；The attribute that the dynamic attribute changes for the change with the thing occurred in group, including but not limited to the one or more in the event type, the seriousness of the event occurred in the group.

Further, the processor 1802, for after the first message that the communication unit 1801 receives application server transmission, according to first group of mark, for the corresponding second group of mark of the group allocation, and the corresponding relation set up between second group of mark and the group priority of the group.

It is preferred that, the processor 1802 can select any group address as second group of mark of the group from the group address of ProSe Function storage insides.

Further, the communication unit 1801, it is additionally operable to send second group of mark of the group to the application server, in order to which application server is according to the described second mark, the corresponding relation of second mark and the group priority of the group is set up, and the corresponding relation is directly sent by user equipment to base station.

Further, in the embodiment of the present invention, the communication unit 1801 to base station by equipment such as HSS, MME in addition to the notification message comprising group priority is sent, it is used as a kind of more general method, the communication unit 1801 can also send the message for including group priority to base station by user equipment, be implemented as follows：

The communication unit 1801, it is additionally operable to after the first message that the communication unit 1801 receives application server transmission, the 4th message is sent to the user equipment, the user equipment sends the message of the second mark comprising the group and the group priority of the group to base station；Wherein, group priority of the 4th message package containing second group of mark and the group.

From the foregoing, it will be observed that the embodiment of the present invention provides a kind of ProSe Function, when ProSe Function receive including for application server transmission：After the first message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, according to the first message received, included to base station transmission：The second user mark of the user equipment, the notification message of the group priority of second group of mark of the group and the group, to cause base station according to group priority to organize the corresponding communication resource of allocation of communications.In this way, by ProSe Function by the group priority notification of group to base station, solve in group communication how by the group priority notification of group to base station the problem of, be that user equipment carry out group communication lays the first stone；Also, because this group of priority is that application server is dynamically determined according to the current attribute of group so that base station can be the communication resource that group allocation disclosure satisfy that group's current communication requirements according to the group priorities.

Embodiment 18

It is a kind of application server 190 provided in an embodiment of the present invention referring to Figure 19, as shown in figure 19, the application server 190 can include：Communication unit 1901, processor 1902, memory 1903, at least one communication bus 1104, for realizing the connection between these devices and being in communication with each other；

Communication unit 1901, for carrying out data transmission between ext nal network element.

Processor 1902 is probably a central processing unit (English：Central processing unit, referred to as CPU)；

Memory 1903, can be volatile memory (English：Volatile memory), Such as random access memory (English：Random-access memory, abbreviation：RAM)；Or nonvolatile memory (English：Non-volatile memory), such as read-only storage (English：Read-only memory, abbreviation：ROM), flash memory (English：Flash memory), hard disk (English：Hard disk drive, abbreviation：HDD) or solid state hard disc (English：Solid-state drive, abbreviation：SSD)；Or the combination of the memory of mentioned kind, and provide instruction and data to processor 1902.

Processor 1902, the group priority for determining group residing for user equipment.

Communication unit 1901, for sending first message to ProSe Function, wherein, the first message is included：The first user mark, the first group of mark and the group priority of the group of group residing for the user equipment of user equipment.

Achievable, in the embodiment of the present invention, application server can obtain the first user mark and first group of mark in advance before first message is sent to ProSe Function from other equipment；For example：The message identified comprising the first user with first group of mark that the user equipment is sent can be received；The second message that can also be sent by PC1 interface ProSe Function, second message package contains：The first user mark, first group of mark of the group.

It is achievable, in the embodiment of the present invention, the processor 1902, specifically for：

Wherein, the current attribute includes static attribute and/or dynamic attribute；The static attribute is the intrinsic attribute of the group itself, will not be changed with the change of group, the one or more in the minimum priority of acquiescence of the type, the run time of the group, the group including but not limited to the group；The attribute that the dynamic attribute changes for the change with the thing occurred in group, including but not limited to the event class occurred in the group One or more in type, the seriousness of the event.

Further, the communication unit 1901, it is additionally operable to before the processor 1902 determines the group priority of the group, receives the second message that the ProSe Function are sent, first user mark, first group mark of the group of second message package containing the user equipment.

Further, in the embodiment of the present invention, communication unit 1901 is removed by sending first message to ProSe Function, to cause ProSe Function to be sent to base station outside the notification message comprising group priority, it is used as a kind of more general mode, the message for including group priority can also be sent to base station by user equipment, be implemented as follows：

The communication unit 1901, is additionally operable to send the 3rd message, the group priority of second group mark and the group of the 3rd message package containing the group to the user equipment.

Wherein, second group of mark of the group can be determined or be received by the communication unit 1901 in application server second group of mark of ProSe Function transmissions by the processor 1902 of application server itself, specific as follows：

The processor 1902, for before the transmitting element sends the 3rd message to the user equipment, it is the corresponding second group of mark of the group allocation according to first group of mark, and the corresponding relation set up between second group of mark and the group priority of the group.

Or, the communication unit 1901 is additionally operable to before the transmitting element sends the 3rd message to the user equipment, receives the 4th message that the ProSe Function are sent；Wherein, the 3rd message package contains second group of mark of the group.

Further, in the embodiment of the present invention, the communication unit is additionally operable to send the first message to HSS or PCRF, HSS or PCRF send the message for including group priority to base station.

From the foregoing, it will be observed that the embodiment of the present invention provides a kind of application server, send and include from application server to ProSe Function：The first message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, to cause EPC equipment by the group priority notification of group to base station, solve group in communication how by the group priority notification of group to base station the problem of, be that user equipment carry out group communication lays the first stone；Also, because this group of priority is that application server is dynamically determined according to the current attribute of group so that base station can be the communication resource that group allocation disclosure satisfy that group's current communication requirements according to the group priorities.

Embodiment 19

It is a kind of HSS200 provided in an embodiment of the present invention, as shown in figure 20, the HSS200 can include referring to Figure 20：Communication unit 2001, processor 2002, memory 2003, at least one communication bus 2004, for realizing the connection between these devices and being in communication with each other；

Communication unit 2001, for carrying out data transmission between ext nal network element.

Processor 2002 is probably a central processing unit (English：Central processing unit, referred to as CPU)；

Memory 2003, can be volatile memory (English：Volatile memory), such as random access memory (English：Random-access memory, abbreviation：RAM)；Or nonvolatile memory (English：Non-volatile memory), such as read-only storage (English：Read-only memory, abbreviation：ROM), flash memory (English：Flash memory), hard disk (English：Hard disk drive, abbreviation：HDD) or solid state hard disc (English：Solid-state drive, abbreviation：SSD)；Or the combination of the memory of mentioned kind, and provide instruction and data to processor 1001；

Communication unit 2001, the first message for receiving application server transmission；The first message is included：The first user mark, the first group of mark and the group priority of the group of group residing for the user equipment of user equipment；

According to the first message received, sent a notification message to base station；It is described to notify Message package contains：Second user mark, the second group of mark and the group priority of the group of the group of the user equipment.

Further, the communication unit 2001, specifically can be used for：

The first message that application server is sent is received by Sh interface.

Further, the communication unit 2001, specifically can be used for：

From the foregoing, it will be observed that the embodiment of the present invention provides a kind of HSS, when HSS is received using clothes What business device was sent includes：After the first message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, according to the first message received, included to base station transmission：The second user mark of the user equipment, the notification message of the group priority of second group of mark of the group and the group, to cause base station according to group priority to organize the corresponding communication resource of allocation of communications.In this way, by HSS by the group priority notification of group to base station, solve in group communication how by the group priority notification of group to base station the problem of, be that user equipment carry out group communication lays the first stone；Also, because this group of priority is that application server is dynamically determined according to the current attribute of group so that base station can be the communication resource that group allocation disclosure satisfy that group's current communication requirements according to the group priorities.

Embodiment 20

It is a kind of PCRF 210 provided in an embodiment of the present invention referring to Figure 21, as shown in figure 21, the PCRF 210 can include：Communication unit 2101, processor 2102, memory 2103, at least one communication bus 2104, for realizing the connection between these devices and being in communication with each other；

Communication unit 2101, for carrying out data transmission between ext nal network element.

Processor 2102 is probably a central processing unit (English：Central processing unit, referred to as CPU)；

Memory 2103, can be volatile memory (English：Volatile memory), such as random access memory (English：Random-access memory, abbreviation：RAM)；Or nonvolatile memory (English：Non-volatile memory), such as read-only storage (English：Read-only memory, abbreviation：ROM), flash memory (English：Flash memory), hard disk (English：Hard disk drive, abbreviation：HDD) or solid state hard disc (English：Solid-state drive, abbreviation：SSD)；Or the combination of the memory of mentioned kind, and provide instruction and data to processor 2102；

Communication unit 2101, the first message for receiving application server transmission；The first message is included：The first user mark, the first group of mark and the group priority of the group of group residing for the user equipment of user equipment；

Further, the communication unit 2101, specifically can be used for：

The first message that application server is sent is received by Rx interface.

Further, the communication unit 2101, specifically can be used for：

Embodiment 21

Figure 22 is the structure chart of group priority notification system in a kind of group of communication provided in an embodiment of the present invention, and as shown in figure 22, the system can include：User equipment, base station, ProSe Fuction 180 and application server 190；

Wherein, ProSe Fuction 180 and ProSe Fuction described in embodiment 17 function phase are same；The function phase of application server 190 and application server described in embodiment 18 is same, will not be repeated here.

From the foregoing, it will be observed that the embodiment of the present invention, which is provided in one kind group communication, organizes priority notification system, application server receives including for ProSe Function transmissions：3rd message of the first user mark of the user equipment and first group of mark of the group, relation is divided according to the current attribute of the group, property value corresponding with the current attribute and default priority level to determine after the group priority of the group, is sent and is included to ProSe Function：The message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, is notified the message of the group priority comprising the group to base station by other equipment by ProSe Function.In this way, by ProSe Function by the group priority notification of group to base station, solve in group communication how by the group priority notification of group to base station the problem of, be that user equipment carry out group communication lays the first stone.

Embodiment 22

Figure 23 is the structure chart of group priority notification system in a kind of group of communication provided in an embodiment of the present invention, and as shown in figure 23, the system can include：User equipment, base station, HSS200 and application server 190；

Wherein, HSS200 and HSS described in embodiment 19 function phase are same；The function phase of application server 190 and application server described in embodiment 18 is same, will not be repeated here.

From the foregoing, it will be observed that the embodiment of the present invention, which is provided in one kind group communication, organizes priority notification system, application server receives including for user equipment transmission：The message of the first user mark of the user equipment and first group of mark of the group, the group priority that relation determines the group is divided according to the current attribute of the group, property value corresponding with the current attribute and default priority level, and after second group of mark of group allocation, to send and including to HSS：The message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, is notified the message of the group priority comprising the group to base station by other equipment by HSS；Or the message comprising second group of mark of the group and the group priority of the group is sent to user equipment, by user equipment by the message informing comprising group priority to base station.In this way, by HSS or user equipment by the group priority notification of group to base station, solve in group communication how by the group priority notification of group to base station the problem of, be that user equipment carry out group communication lays the first stone；Also, because this group of priority is that application server is dynamically determined according to the current attribute of group so that base station can be the communication resource that group allocation disclosure satisfy that group's current communication requirements according to the group priorities.

Embodiment 23

Figure 24 is the structure chart of group priority notification system in a kind of group of communication provided in an embodiment of the present invention, and as shown in figure 24, the system can include：User equipment, base station, PCRF210 and application server 190；

Wherein, PCRF210 and PCRF described in embodiment 20 function phase are same；The function phase of application server 190 and application server described in embodiment 18 is same, will not be repeated here.

From the foregoing, it will be observed that the embodiment of the present invention, which is provided in a kind of group communication, organizes priority notification system, Application server receives including for user equipment transmission：The message of the first user mark of the user equipment and first group of mark of the group, the group priority that relation determines the group is divided according to the current attribute of the group, property value corresponding with the current attribute and default priority level, and after second group of mark of group allocation, to send and including to PCRF：The message of the first user mark of user equipment, first group of mark of group residing for the user equipment and the group priority of the group, is notified the message of the group priority comprising the group to base station by other equipment by PCRF；Or the message comprising second group of mark of the group and the group priority of the group is sent to user equipment, by user equipment by the message informing comprising group priority to base station.In this way, by PCRF or user equipment by the group priority notification of group to base station, solve in group communication how by the group priority notification of group to base station the problem of, be that user equipment carry out group communication lays the first stone；Also, because this group of priority is that application server is dynamically determined according to the current attribute of group so that base station can be the communication resource that group allocation disclosure satisfy that group's current communication requirements according to the group priorities.

It is apparent to those skilled in the art that, for convenience and simplicity of description, the unit of foregoing description and the specific work process of system may be referred to the corresponding process in preceding method embodiment, will not be repeated here.

In several embodiments provided herein, it should be understood that disclosed system, apparatus and method can be realized by another way.For example, apparatus embodiments described above are only schematical, for example, the division of the unit, it is only a kind of division of logic function, there can be other dividing mode when actually realizing, such as multiple units or component can combine or be desirably integrated into another system, or some features can be ignored, or do not perform.Another, it, by some interfaces, the INDIRECT COUPLING or communication connection of device or unit, can be electrical, machinery or other forms that shown or discussed coupling or direct-coupling or communication connection each other, which can be,.

The unit illustrated as separating component can be or may not be physically separate, and the part shown as unit can be or may not be physical location, you can with positioned at a place, or can also be distributed on multiple NEs.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs 's.

In addition, each functional unit in each of the invention embodiment can be integrated in a processing unit or the independent physics of unit includes, can also two or more units it is integrated in a unit.Above-mentioned integrated unit can both be realized in the form of hardware, it would however also be possible to employ hardware adds the form of SFU software functional unit to realize.

The above-mentioned integrated unit realized in the form of SFU software functional unit, can be stored in a computer read/write memory medium.Above-mentioned SFU software functional unit is stored in a storage medium, including some instructions are to cause a computer equipment (can be personal computer, server, or network equipment etc.) to perform the part steps of each embodiment methods described of the invention.And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (Read-Only Memory, abbreviation ROM), random access memory (Random Access Memory, abbreviation RAM), magnetic disc or CD etc. are various can be with the medium of store program codes.

One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment can be by program to instruct the hardware (such as processor) of correlation to complete, the program can be stored in a computer-readable recording medium, and storage medium can include：Read-only storage, random access memory, disk or CD etc..

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 the present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It can still modify to the technical scheme described in foregoing embodiments, or carry out equivalent substitution to which part technical characteristic；And these modifications or replacement, the essence of appropriate technical solution is departed from the spirit and scope of various embodiments of the present invention technical scheme.

Claims

Priority notification method is organized in one kind group communication, it is characterised in that applied to closely business function entity ProSe Function, methods described includes：

The ProSe Function receive the first message that application server is sent；Wherein, the first message is included：The first user mark, the first group of mark and the group priority of the group of group residing for the user equipment of user equipment；

The ProSe Function send a notification message according to the first message received to base station；Wherein, the notification message is included：Second user mark, the second group of mark and the group priority of the group of the group of the user equipment.
According to the method described in claim 1, it is characterised in that the ProSe Function to base station send a notification message including：

The ProSe Function send the notification message to home subscribed services device HSS, and the HSS sends the notification message to mobility management entity MME, and the notification message is sent from the MME to the base station；

Or, the ProSe Function send the notification message to MME, and the notification message is sent from the MME to the base station.
Method according to claim 1 or 2, it is characterised in that before the ProSe Function receive the first message that application server is sent, methods described also includes：

The ProSe Function receive the second message that the user equipment is sent；Second message package contains：Second user mark, the first group of mark and application identities of the group of the user equipment；

The ProSe Function send the 3rd message, the application server is it is determined that after the group priority of the group, the first message is sent to the ProSe Function according to the application identities to the application server；First user mark, first group mark of the group of 3rd message package containing the user equipment.
Method according to claim 3, it is characterised in that second message and the 3rd message also include：The current attribute of the group and property value corresponding with the current attribute.
Method according to claim any one of 1-4, it is characterised in that the ProSe Function is after the first message of application server transmission is received, and methods described also includes：

The ProSe Function, according to first group of mark, are the corresponding second group of mark of the group allocation, and the corresponding relation set up between second group of mark and the group priority of the group.
Method according to claim 5, it is characterised in that after the ProSe Function are described second group of mark of group allocation, methods described also includes：

The ProSe Function send second group of mark of the group to the application server.
Method according to claim any one of 1-6, it is characterised in that the ProSe Function are after the first message of application server transmission is received, and methods described also includes：

The ProSe Function send the 4th message, group priority of the 4th message package containing second group of mark and the group to the user equipment.
Priority notification method is organized in one kind group communication, it is characterised in that applied to application server, methods described includes：

The application server determines the group priority of group residing for user equipment；

The application server sends first message to closely business function entity ProSe Function, wherein, the first message is included：The first user mark, the first group of mark and the group priority of the group of group residing for the user equipment of the user equipment.
Method according to claim 8, it is characterised in that the application server determines that the group priority of group residing for user equipment includes：

The application server determines the group priority of the group according to the current attribute and property value corresponding with the current attribute of the group.
Method according to claim 8 or claim 9, it is characterised in that the application server is it is determined that before the group priority of group residing for user equipment, methods described also includes：

The application server receives the second message that the ProSe Function are sent, first user mark, first group mark of the group of second message package containing the user equipment.
Method according to claim 10, it is characterised in that second message is also included：The current attribute of the group and property value corresponding with the current attribute.
Method according to claim any one of 8-11, it is characterised in that methods described also includes：

The application server sends the 3rd message, the group priority of second group mark and the group of the 3rd message package containing the group to the user equipment.
Method according to claim 12, it is characterised in that before the application server sends the 3rd message to the user equipment, methods described also includes：

The application server, according to first group of mark, is second group of mark described in the group allocation, and the corresponding relation set up between second group of mark and the group priority of the group.
Method according to claim 12, it is characterised in that when the EPC network equipments are ProSe Function, before the application server sends the 3rd message to the user equipment, methods described also includes：

The application server receives the 4th message that the ProSe Function are sent；Wherein, the 4th message package contains second group of mark of the group.
Method according to claim any one of 8-14, it is characterised in that methods described also includes：

The EPC network equipments send the first message to home subscribed services device HSS or Policy and Charging Rules Function PCRF.
A kind of closely business function entity ProSe Function, it is characterised in that the ProSe Function include：

Receiving unit, the first message for receiving application server transmission；Wherein, the first message is included：The first user mark, the first group of mark and the group priority of the group of group residing for the user equipment of user equipment；

Transmitting element, for the first message received according to the receiving unit, sends a notification message to base station；Wherein, the notification message is included：Second user mark, the second group of mark and the group priority of the group of the group of the user equipment.
ProSe Function according to claim 16, it is characterised in that described Transmitting element, specifically for：

The notification message is sent to home subscribed services device HSS, the HSS sends the notification message to mobility management entity MME, and the notification message is sent from the MME to the base station；

Or, the notification message is sent to MME, the notification message is sent from the MME to the base station.
ProSe Function according to claim 16 or 17, it is characterised in that

The receiving unit, is additionally operable to before the receiving unit receives the first message that application server is sent, and receives the second message that the user equipment is sent；Second message package contains：Second user mark, the first group of mark and application identities of the group of the user equipment；

The transmitting element, is additionally operable to send the 3rd message to the application server, the application server is it is determined that after the group priority of the group, the first message is sent to the ProSe Function；First user mark, first group mark of the group of 3rd message package containing the user equipment.
ProSe Function according to claim 18, it is characterised in that

Second message and the 3rd message also include：The current attribute of the group and property value corresponding with the current attribute.
ProSe Function according to claim any one of 16-19, it is characterised in that the ProSe Function also include：

Allocation unit, for after the first message that the receiving unit receives application server transmission, it is the corresponding second group of mark of the group allocation according to first group of mark, and the corresponding relation set up between second group of mark and the group priority of the group.
ProSe Function according to claim 20, it is characterised in that

The transmitting element, is additionally operable to after the allocation unit is described second group of mark of group allocation, second group of mark of the group is sent to the application server.
ProSe Function according to claim any one of 16-21, it is characterised in that

The transmitting element, is additionally operable to receive application server transmission in the receiving unit After first message, the 4th message, group priority of the 4th message package containing second group of mark and the group are sent to the user equipment.
A kind of application server, it is characterised in that including：

Determining unit, the group priority for determining group residing for user equipment；

Transmitting element, for sending first message to the evolution block core EPC network equipments, wherein, the first message is included：The group priority for the group that the first user mark, first group of mark of group residing for the user equipment and the determining unit of user equipment are determined.
Application server according to claim 23, it is characterised in that the determining unit, specifically for：

According to the current attribute of the group and property value corresponding with the current attribute, the group priority of the group is determined.
Application server according to claim 23 or 24, it is characterised in that the application server also includes：

Before first receiving unit, the group priority for determining group in the determining unit, the second message that the ProSe Function are sent, first user mark, first group mark of the group of second message package containing the user equipment are received.
Application server according to claim 25, it is characterised in that second message is also included：The current attribute of the group and property value corresponding with the current attribute.
Application server according to claim any one of 23-26, it is characterised in that

The transmitting element, is additionally operable to send the 3rd message, the group priority of second group mark and the group of the 3rd message package containing the group to the user equipment.
Application server according to claim 27, it is characterised in that the application server, in addition to：

Allocation unit, for before the transmitting element sends the 3rd message to the user equipment, it is the corresponding second group of mark of the group allocation according to first group of mark, and the corresponding relation set up between second group of mark and the group priority of the group.
Application server according to claim 27, it is characterised in that the application server also includes：

Second receiving unit, for before the transmitting element sends the 3rd message to the user equipment, receiving the 4th message that the ProSe Function are sent；Wherein, the 3rd message package contains second group of mark of the group.
Application server according to claim any one of 23-29, it is characterised in that

The transmitting element, is additionally operable to send the first message to home subscribed services device HSS, or Policy and Charging Rules Function PCRF.
Priority notification system is organized in one kind group communication, it is characterised in that the ProSe Function including base station, as described in claim any one of 16-22, and the application server as described in claim any one of 23-30.