CN105992184A

CN105992184A - Method and device for carrying out cooperative charging of ProSe network relay service

Info

Publication number: CN105992184A
Application number: CN201510097044.5A
Authority: CN
Inventors: 汪治; 蔡亦钢
Original assignee: Alcatel Optical Networks Israel Ltd
Current assignee: Alcatel Optical Networks Israel Ltd
Priority date: 2015-03-04
Filing date: 2015-03-04
Publication date: 2016-10-05
Anticipated expiration: 2035-03-04
Also published as: CN105992184B

Abstract

The invention aims to provide a method and device for carrying out cooperative charging of a ProSe network relay service. A ProSe function configures the collection and reporting of relay information by relay user equipment and remote user equipment. The relay charging report sent by the relay user equipment and the remote charging report replayed by the relay user equipment are received, and the remote charging report is sent by the remote user equipment. The relay charging report and the remote charging report are cooperated, and combined with a charging strategy, a charging request is generated. The charging request is sent to a corresponding OCS or CDF so as to carry out the cooperative charging of the ProSe network relay service. Compared with the prior art, whether the remote user equipment can access a network through the relay user equipment can be verified. In the process of carrying out the ProSe network relay service, the activities in the ProSe network relay service can be monitored, and the necessary processing is carried out based on the strategy and the input from PCRF, HSS or other network elements.

Description

A kind of method and apparatus that ProSe network trunk service is carried out collaborative charging

Technical field

The present invention relates to communication technical field, particularly relate to a kind of for ProSe network trunk Service carries out the technology of collaborative charging.

Background technology

D2D based on cellular network (Device to Device, device-to-device) communication or It is referred to as adjacent service (ProSe, Proximity-based Services), refers to that user data can Without in network then directly transmit between the terminals, thus with traditional cellular communications networks frame Structure has significant difference.

3GPP TS 32.277 part, " adjacent service charging ", define as adjacent service Charging.But, existing ProSe charging way is nowhere near.Still there is a lot of problem at present Not yet solve.Directly communicate as at the important ProSe defined in 3GPP TS 23.30 (Direct communication) scene, it is fixed to there is presently no as the service of ProSe network trunk The charging method of justice.

3GPP TR 32.844 part, " public safety of communication direct to adjacent service uses The research that charging is supported ", only directly communicate offer on-line/off-line charging merit to ProSe one-to-many Energy/flow process.It is not suitable for the service of ProSe network trunk.There is presently no ProSe network Billing function/the flow process of relay services.

Sum it up, the charging to the service of ProSe network trunk is a brand-new function, its Never it is defined in any standard or prior art.

Summary of the invention

It is an object of the invention to provide a kind of ProSe network trunk service is carried out and work in coordination with charging Method and apparatus.

According to an aspect of the invention, it is provided ProSe network trunk service is carried out by one The ProSe function of collaborative charging, wherein, this ProSe function includes:

Configuration device, for configuring trunk subscriber equipment and remote user equipment to trunk information Collect and report；

Report receives device, for receiving the relaying charging report that described trunk subscriber equipment is sent Accuse, and the long-range charging report relayed by described trunk subscriber equipment, this long-range charging report Sent by described remote user equipment；

Collaborative device, is used for working in coordination with described relaying charging report and described long-range charging report, and In conjunction with charging policy, generate accounting request；

Send-request unit, by sending described accounting request to corresponding OCS (based on online Charge system, Online Charging System) or CDF (charging data function, Charging Data Function), think that described ProSe network trunk service carries out collaborative charging.

Preferably, wherein, described ProSe function also includes checking and controls device, is used for:

-verify whether described remote user equipment can be accessed by described trunk subscriber equipment Network；

If-permissible, work in coordination with charging as above for described ProSe network trunk service execution；

-otherwise, send relaying releasing request to described remote user equipment and described trunk subscriber Equipment；

-in described ProSe network trunk service is carried out, according to charging or other network states Change, controls the service of described ProSe network trunk.

Preferably, wherein, described ProSe function also includes:

Associated apparatus, closes for distributing for described trunk subscriber equipment and described remote user equipment Connection ID；

Wherein, described collaborative device is additionally operable to:

-according to association included in described relaying charging report and described long-range charging report ID, collaborative described relaying charging report and described long-range charging report, and combine described charging plan Slightly, described accounting request is generated.

Preferably, wherein, described ProSe function also includes determining device, is used for:

-be defined as described ProSe network trunk service and carry out the charge mode of collaborative charging；

Wherein, described send-request unit is used for:

-described accounting request is sent to OCS or CDF corresponding with described charge mode, Think that described ProSe network trunk service carries out collaborative charging.

Preferably, wherein, described ProSe function also includes correcting device, is used for:

-basis is received from the input information of other network elements, revises described relaying charging report and institute State long-range charging report.

Preferably, wherein, described ProSe function also includes that event receives device, is used for:

-receive described remote user equipment and triggering thing that described trunk subscriber equipment is sent Part；

Wherein, described collaborative device is used for:

-collaborative described trigger event, described relaying charging report and described long-range charging report, And combine described charging policy, generate described accounting request；

Wherein, described trigger event includes following at least any one:

-link is set up and certification；

The distribution of-Relay IP Address is triggered；

-Relay IP Address is assigned；

-relaying terminates；

-described remote user equipment reconnects with described trunk subscriber equipment.

Preferably, wherein, described ProSe function also includes retransmission unit, is used for:

-when described remote user equipment roaming time, by described relaying charging report with described far Journey charging report is forwarded to HPLMN (the Home Public Land of described remote user equipment Mobile Network, Home Public Land Mobile Network network) in ProSe function.

According to a further aspect in the invention, additionally provide a kind of auxiliary ProSe network trunk is taken Business carries out the remote user equipment of collaborative charging, and wherein, this remote user equipment includes:

First generating means, for the configuration according to ProSe function, collects described long-distance user The local charge information of equipment, generates long-range charging report；

First report dispensing device, for when meeting the reporting standards configured, in corresponding The subscriber equipment that continues sends described long-range charging report.

According to another aspect of the invention, additionally provide a kind of auxiliary ProSe network trunk is taken Business carries out the trunk subscriber equipment of collaborative charging, and wherein, this trunk subscriber equipment includes:

Second generating means, for the configuration according to ProSe function, collects described trunk subscriber The relaying charge information of equipment, generates relaying charging report；

Secondary Report accuses dispensing device, for when meeting the reporting standards configured, to correspondence ProSe function sends described relaying charging report；

Relay, for receiving the long-range charging report that the remote user equipment of correspondence is sent Accuse, described long-range charging report is relayed to described ProSe function.

In accordance with a further aspect of the present invention, one is additionally provided in ProSe function to ProSe Network trunk service carries out the method for collaborative charging, and wherein, the method includes:

A configuration trunk subscriber equipment and remote user equipment are to the collection of trunk information and report；

B receives the relaying charging report that described trunk subscriber equipment is sent, and by described relaying The long-range charging report that subscriber equipment is relayed, this long-range charging report is set by described long-distance user For being sent；

C works in coordination with described relaying charging report and described long-range charging report, and combines charging plan Slightly, accounting request is generated；

Described accounting request is sent to corresponding OCS or CDF by d, thinks described ProSe Network trunk service carries out collaborative charging.

Preferably, wherein, the method also includes:

Wherein, described step c includes:

Wherein, described trigger event includes following at least any one:

-link is set up and certification；

The distribution of-Relay IP Address is triggered；

-Relay IP Address is assigned；

-relaying terminates；

Preferably, wherein, the method also includes:

-when described remote user equipment roaming time, by described relaying charging report with described far Journey charging report is forwarded to the ProSe function in the HPLMN of described remote user equipment.

In accordance with a further aspect of the present invention, additionally provide a kind of assist in remote user equipment right ProSe network trunk service carries out the method for collaborative charging, and wherein, the method includes:

A, according to the configuration of ProSe function, collects the local charging letter of described remote user equipment Breath, generates long-range charging report；

B is when meeting the reporting standards configured, described far to corresponding trunk subscriber equipment transmission Journey charging report.

In accordance with a further aspect of the present invention, additionally provide a kind of assist in trunk subscriber equipment right ProSe network trunk service carries out the method for collaborative charging, and wherein, the method includes:

I, according to the configuration of ProSe function, collects the relaying charging letter of described trunk subscriber equipment Breath, generates relaying charging report；

II, when meeting the reporting standards configured, sends described relaying to corresponding ProSe function Charging report；

III receives the long-range charging report that corresponding remote user equipment is sent, by described far Journey charging report relays to described ProSe function.

Compared with prior art, the present invention proposes and a kind of carries out ProSe network trunk service The method of collaborative charging, it is worked in coordination with from relaying charging report of trunk subscriber equipment and from far The long-range charging report of journey subscriber equipment, and combine charging policy, generate accounting request, send To corresponding OCS or CDF, think that this ProSe network trunk service carries out collaborative charging.

Further, the present invention can also verify whether remote user equipment can pass through described relaying Subscriber equipment access network.In ProSe network trunk service is carried out, the present invention also can monitor Activity in the service of this ProSe network trunk, and based on from PCRF (Policy and Charging Rules Function, strategy and charging rule functions), HSS (Home Subscriber Server, home subscriber server) or the strategy of other network elements and input, carry out Necessary process.Such as, update the reporting standards of ProSe relaying, such as equipment or removal event Trigger；Stop relaying session if desired；Notify remote user equipment, e.g., credit if desired Exhaust, charging rate is according to time/change in location etc.；The event of reporting requirement to PCRF, its This ProSe network trunk is carried out policy control.

Accompanying drawing explanation

The detailed description that non-limiting example is made made with reference to the following drawings by reading, The other features, objects and advantages of the present invention will become more apparent upon:

Fig. 1 illustrates working in coordination with ProSe network trunk service according to one aspect of the invention The equipment schematic diagram of charging；

Fig. 2 illustrate in accordance with a preferred embodiment of the present invention ProSe network trunk is serviced into The method flow diagram of the collaborative charging of row；

Fig. 3 illustrates servicing ProSe network trunk according to another preferred embodiment of the present invention Carry out the method flow diagram of collaborative charging；

Fig. 4 illustrates servicing ProSe network trunk according to another preferred embodiment of the present invention Carry out the method flow diagram of collaborative charging.

In accompanying drawing, same or analogous reference represents same or analogous parts.

Detailed description of the invention

Below in conjunction with the accompanying drawings the present invention is described in further detail.

Fig. 1 illustrates working in coordination with ProSe network trunk service according to one aspect of the invention The equipment schematic diagram of charging.

ProSe functional configuration trunk subscriber equipment and the remote user equipment collection to trunk information And report.Remote user equipment, according to the configuration of ProSe function, collects this remote user equipment Local charge information, generate long-range charging report；When meeting the reporting standards configured, to Corresponding trunk subscriber equipment sends this long-range charging report.Trunk subscriber equipment receives corresponding The long-range charging report that remote user equipment is sent, relays to described by this long-range charging report ProSe function；Further, this trunk subscriber equipment, also according to the configuration of ProSe function, is collected The relaying charge information of this trunk subscriber equipment, generates relaying charging report；Configured when satisfied Reporting standards, send this relaying charging report to corresponding ProSe function.This ProSe merit The relaying charging report that this trunk subscriber equipment is sent can be received, and by this trunk subscriber equipment The long-range charging report relayed, this long-range charging report is sent out by described remote user equipment Send；This relaying charging report collaborative and described long-range charging report, and combine charging policy, raw Become accounting request；This accounting request is sent to corresponding OCS or CDF, thinks this ProSe Network trunk service carries out collaborative charging.

A kind of carry out the new billing logic of charging for ProSe network trunk service and be introduced in remotely Subscriber equipment, trunk subscriber equipment and ProSe function, e.g., be incorporated into the meter of ProSe function Take Trigger Function (Charging Trigger Function, CTF), to provide following billing function:

1) configuration trunk subscriber equipment and remote user equipment ProSe network trunk is serviced into The collection of row trunk information and report, such as, use TS 23.303 definition authorization of service and There is provided mechanism (Service authorization and provisioning mechanism), in this Continue subscriber equipment and remote user equipment configures.

2) verify this remote user equipment whether can by this trunk subscriber equipment access network, If of course, working in coordination with charging for this ProSe network trunk service execution；Otherwise, send relaying to release The request of putting is to this remote user equipment and this trunk subscriber equipment.Further, in the case of allowing, In ProSe function, such as CTF thereon, perform to allow credit.Further, at this ProSe During network trunk service is carried out, change according to charging or other network states, control this ProSe Network trunk services, and i.e. decides to continue with or stop the service of this ProSe network trunk, or, phase The service parameter of this ProSe network trunk service should be revised.Here, charging or other are network-like State changes such as account balance deficiency, relaying cost is in excess of the quota, allow the time period etc. beyond relaying.

3) during authorizing and providing, ProSe function can be that trunk subscriber equipment is with long-range User device configuration association ID.Association ID will be included in the relaying meter from trunk subscriber equipment Take in the long-range charging report of report and remote user equipment.

4) remote user equipment and trunk subscriber equipment answer report triggering event to ProSe function, As, to the CTF of this ProSe function.

5) remote user equipment is according to the configuration of ProSe function, collects this remote user equipment Local charge information, e.g., for ProSe network trunk service subscriber equipment to network (UE-to-Network) discovery and communication service, is being collected locally using charge information, generation Remotely charging report, and transmit this long-range charging report along trunk subscriber equipment, this relaying is used Family equipment is authorized to the information that relaying sends from this remote user equipment.ProSe function, e.g., CTF thereon, association is from the long-range charging report of remote user equipment with from trunk subscriber The relaying charging report of equipment, assembles and works in coordination with billing parameter, generates the accounting request of standard, And send to corresponding OCS or CDF.

6) Prose function, e.g., CTF thereon, in network or roaming long-range Subscriber equipment and/or trunk subscriber equipment, determine at HPLMN or VPLMN (Visited Public Land Mobile Network, Visited Public Land mobile network) in charging target.

Here, accounting module (Charging Module, CM) is also introduced into long-distance user In equipment and trunk subscriber equipment.It accepts to configure from the charging policy of ProSe function.When The accounting module of subscriber equipment (that is, remote user equipment or trunk subscriber equipment) determines satisfied According to the reporting standards of configuration, subscriber equipment triggers the report flow process to ProSe function.

Here, remote user equipment and trunk subscriber equipment are from himself visual angle, report relay meter Charge information.The relaying of remote user equipment report self uses charge information, trunk subscriber equipment Report the relevant charging about the service of this ProSe network trunk.In their charging report, Unique equipment/entity identification and/or association ID can be included.Such as, trunk subscriber equipment ID is included in the long-range charging report of remote user equipment, remote user equipment ID is included in the relaying charging report of trunk subscriber equipment.

ProSe function, e.g., CTF thereon, associate the relaying meter from trunk subscriber equipment Take report and the long-range charging report from remote user equipment.This CTF such as can also carry out Necessary cross-check certification, to avoid the abuse of charging report, such as, trunk subscriber equipment Remote user equipment has been carried out too much charging.Based on from PCRF, PCEF (Policy and Charging Enforcement Function, strategy and charge execution function) or other network elements Thering is provided and input, ProSe function can revise its charge information received, or, terminating should Relaying.ProSe function can also be remembered the part of abuse and be excluded further ProSe In network trunk service.

ProSe function, e.g., CTF thereon, is polymerized from the report received and works in coordination with meter Take parameter, subsequently generate accounting request, to order according to user or PCRF strategy, be sent to Corresponding OCS or CDF.

When remote user equipment roams, it is remote to this that CTF also may determine whether to send accounting request Ownership OCS of journey subscriber equipment.

Hereinafter wherein each part is described in detail:

Specifically, remote user equipment includes the first generating means and the first report dispensing device.

Wherein, the first generating means, for according to the configuration of ProSe function, collect described far The local charge information of journey subscriber equipment, generates long-range charging report.Such as, ProSe function Configure this remote user equipment and the collection of trunk information and report, such as definition/amendment are needed report Trigger event, charging report needs to comprise which charge information etc.；This remote user equipment First generating means, according to this configuration, collects local charge information, as this remote user equipment makes Service with which, use these times serviced, create which expense etc., and by these Local charge information generates long-range charging report.Here, local charge information such as 3GPP TS The defined charge information of 5.1.2 part of 32.277.In addition, this long-range charging report Also include:

1) this subscriber equipment role in ProSe network trunk services, such as, remotely uses Family equipment, trunk subscriber equipment；

2) the ProSe subscriber equipment ID used in this ProSe network trunk services；

3) the IP address relayed and other parameters (such as, TFT (Traffic Flow after renewal Template, flow template))；

4) ability of ProSe network trunk service is supported, such as, unicast traffic support, wide Broadcast/multicast traffic support etc..

Preferably, can also include associating ID in this long-range charging report, this association ID is such as Divided by this remote user equipment and trunk subscriber equipment at configuration phase by this ProSe function Join, so that this ProSe function is in follow-up work, the charging report of the rwo can be associated Get up.

First report dispensing device, for when meeting the reporting standards configured, in corresponding The subscriber equipment that continues sends described long-range charging report.Such as, ProSe function is also to this long-range use Family equipment is configured with reporting standards, when meeting this report standard, and the first of this remote user equipment Report dispensing device i.e. sends this first generating means to corresponding trunk subscriber equipment and is generated Long-range charging report, for this trunk subscriber equipment, this long-range charging report is relayed to this ProSe function.

Here, this first generating means and the first report dispensing device can concentrate in together, also Can be respectively provided with.Such as, this first generating means and the first report dispensing device are grouped as this The accounting module of remote user equipment, its acceptance configures from the charging policy of ProSe function, When the accounting module of this remote user equipment judges to meet the reporting standards according to configuration, and this is long-range Subscriber equipment triggers the report flow process to ProSe function.

Trunk subscriber equipment includes that the second generating means and Secondary Report accuse dispensing device.

Wherein, the second generating means, for according to the configuration of ProSe function, collect described in Continue the relaying charge information of subscriber equipment, generates relaying charging report.Such as, ProSe function Configure this trunk subscriber equipment and the collection of trunk information and report, such as definition/amendment are needed report Trigger event, charging report needs to comprise which charge information etc.；This trunk subscriber equipment Second generating means, according to this configuration, collects the relaying charge information of this trunk subscriber equipment, as Relaying time delay, trunk type (such as IP route relaying, application layer relay etc.) etc., and by this A little relaying charge informations generate relaying charging report.With aforementioned long-range charging report analogously, This relaying charging report is except including the defined charging of 5.1.2 part of 3GPP TS 32.277 Outside information, also include that aforementioned this subscriber equipment being previously mentioned is in ProSe network trunk services Role, this ProSe network trunk service in use ProSe subscriber equipment ID, relaying IP address and other parameters and support ProSe network trunk service ability etc..Preferably, This relaying charging report can also include the association ID distributed by ProSe function.

Secondary Report accuses dispensing device, for when meeting the reporting standards configured, to correspondence ProSe function sends described relaying charging report.Such as, ProSe function is also to this trunk subscriber Equipment is configured with reporting standards, when meeting this report standard, as Relay IP Address distribution is touched Send out, Relay IP Address is assigned or relays end etc., the Secondary Report of this trunk subscriber equipment Accuse dispensing device and i.e. send, to this ProSe function, the relaying charging that this second generating means is generated Report.

Relay, this relay for receive correspondence remote user equipment sent remote Journey charging report；Described long-range charging report is relayed to described ProSe function.Right with aforementioned The description of remote user equipment accordingly, when meeting reporting standards, this remote user equipment First report dispensing device i.e. sends long-range charging report, this trunk subscriber to trunk subscriber equipment The relay of equipment receives this long-range charging report, and relays to this ProSe function.

Preferably, remote user equipment and trunk subscriber equipment always according to the configuration of ProSe function, Transmission trigger event is to this ProSe function, and wherein, this trigger event includes but not limited to link Set up and certification, Relay IP Address distribution is triggered, Relay IP Address is assigned, relay Terminate, described remote user equipment reconnects etc. with described trunk subscriber equipment.Here, The transmission with long-range charging report or relaying charging report that sends of this trigger event is separated 's.This ProSe function receives above-mentioned trigger event, and this trigger event collaborative, relaying charging Report and long-range charging report, in conjunction with predetermined charging policy, generate accounting request, and then, According to charge mode, this accounting request is sent to corresponding OCS or CDF.

Can concentrate in together, also here, this second generating means and Secondary Report accuse dispensing device Can be respectively provided with.Such as, this second generating means and Secondary Report are accused dispensing device and are grouped as this The accounting module of trunk subscriber equipment, its acceptance configures from the charging policy of ProSe function, When the accounting module of this trunk subscriber equipment judges to meet the reporting standards according to configuration, and this is long-range Subscriber equipment triggers the report flow process to ProSe function.

ProSe function includes configuring device, report receives device, collaborative device and request and sends Device.

Wherein, configuration device is used for configuring trunk subscriber equipment and remote user equipment to relaying letter The collection of breath and report.Such as, configuration device use TS 23.303 definition authorization of service and Mechanism is provided, defines or revise trunk subscriber equipment and the triggering of remote user equipment needs report Event, the charging report that both are sent need to comprise which charge information, both send charging The reporting standards etc. of report.Here, the configuration parameter of configuration device can be as in TS 24.333 Defined in be sent to this remote user equipment and trunk subscriber equipment like that.Work as subscriber equipment Time under covering, above-mentioned configuration can at any time occur.Such as, remote user equipment is worked as Cover under time, trunk subscriber equipment be authorized to after, ProSe function can also pre-configured in Continue subscriber equipment address give this remote user equipment.

Report receives device for receiving the relaying charging report that described trunk subscriber equipment is sent Accuse, and the long-range charging report relayed by described trunk subscriber equipment, this long-range charging report Sent by described remote user equipment.Such as, trunk subscriber equipment is according to ProSe function Configuration, collects the relaying charge information of this trunk subscriber equipment, generates relaying charging report, when Meet the reporting standards configured, send this relaying charging report to this ProSe function；Remotely Corresponding local charge information collected by subscriber equipment, generates long-range charging report, is joined when satisfied The reporting standards put, sends this long-range charging report to corresponding trunk subscriber equipment, and relaying is used Family equipment receives this long-range charging report, and relays to this ProSe function；Accordingly, this ProSe The report of function receives device and receives this relaying charging report and long-range charging report.

Collaborative device is used for working in coordination with described relaying charging report and described long-range charging report, and ties Close charging policy, generate accounting request.Such as, this collaborative device receives device institute according to report The relaying charging report received and long-range charging report, and combine preset charging policy, raw Become corresponding accounting request.

Send-request unit is used for sending to corresponding OCS or CDF described accounting request, Think that described ProSe network trunk service carries out collaborative charging.Such as, this send-request unit The accounting request generated according to collaborative device, sends this accounting request to corresponding OCS Or CDF, as when carrying out online charging, this accounting request is sent to corresponding OCS, When carrying out offline charging, this accounting request is sent to corresponding CDF.

Preferably, described ProSe function also includes checking and controls device, this checking and control Device is used for verifying whether described remote user equipment can be connect by described trunk subscriber equipment Enter network；If of course, for described ProSe network trunk service execution collaborative meter as above Take；Otherwise, send relaying releasing request to set to described remote user equipment with described trunk subscriber Standby；Further, this checking and control device in described ProSe network trunk service is carried out, root Change according to charging or other network states, control the service of described ProSe network trunk.

Such as, when this remote user equipment can be by this trunk subscriber equipment access network, then Charging is worked in coordination with as above for this ProSe network trunk service execution；If this long-distance user sets Standby can not be by this trunk subscriber equipment access network, then the checking in this ProSe function and control Device processed transmission relaying releasing request is to this remote user equipment and trunk subscriber equipment, e.g., logical Cross PC3 interface, send relaying releasing request, such as " ProSe UE-to-Network Relay Drop Request " to this remote user equipment and trunk subscriber equipment, to discharge this relaying.

In this ProSe network trunk service is carried out, this checking and control device are always according to charging Or other network states change, control this ProSe network trunk service, i.e. decide to continue with or in Only this ProSe network trunk service, or, corresponding amendment this ProSe network trunk service Service parameter.Here, charging or other network states change such as account balance deficiency, relaying Cost is in excess of the quota, allow the time period etc. beyond relaying.

Here, ProSe function monitors the activity in the service of ProSe network trunk, and based on coming From PCRF, HSS or the strategy of other network elements and input, carry out the process of necessity.Such as, Update the reporting standards of ProSe relaying, such as equipment or removal event triggering etc.；Stop if desired Relaying session；Notify remote user equipment if desired, e.g., credit exhausts, charging rate according to Time/change in location etc.；The event of reporting requirement is to PCRF, and it is that relay route/PDN is (public Altogether data network, Public Data Network) input of QoS change that connects.

Here, the PC3 interface between this trunk subscriber equipment and ProSe function is enhanced, to prop up Hold the charging of ProSe network trunk service.By the PC3 interface of this enhancing, can be from ProSe Function sends relaying releasing request to trunk subscriber equipment or remote user equipment, such as " ProSe UE-to-Network Relay Drop Request ", to discharge this ProSe relaying.This relaying is released The request of putting includes mandatory parameters reason-code (mandatory parameter Cause Code), should The reason of code description ProSe relaying release.By the PC3 interface of this enhancing, it is also possible to Relaying release response is sent to ProSe function, such as " ProSe UE-to-Network from subscriber equipment Relay Drop Response ", so that the result of this ProSe relaying release to be described.

Preferably, described ProSe function also includes associated apparatus, and this associated apparatus is used for as institute State trunk subscriber equipment and associate ID with the distribution of described remote user equipment；Wherein, described collaborative Device is additionally operable to according to included in described relaying charging report and described long-range charging report Association ID, collaborative described relaying charging report and described long-range charging report, and combine described Charging policy, generates described accounting request.Specifically, the associated apparatus in ProSe function is This trunk subscriber equipment associates ID with remote user equipment distribution；Send out at this remote user equipment The relaying charging report that the long-range charging report sent and this trunk subscriber equipment send all includes This association ID；Collaborative device in this ProSe function, according to this association ID, works in coordination with this remote Journey charging report and this relaying charging report, and combine preset charging policy, generating charging please Ask.

Preferably, described ProSe function also includes determining device, and this determines that device is for determining The charge mode of collaborative charging is carried out for described ProSe network trunk service；Wherein, described please Ask dispensing device for sending described accounting request to the OCS corresponding with described charge mode Or CDF, think that described ProSe network trunk service carries out collaborative charging.Such as, true when this Determine device and be defined as this ProSe network trunk service to carry out the charge mode of collaborative charging being online Charge mode, then this accounting request is sent to corresponding OCS by send-request unit；If this is true Determine device and be defined as this ProSe network trunk service to carry out the charge mode of collaborative charging being off-line Charge mode, then this accounting request is sent to corresponding CDF by send-request unit, thinks this ProSe network trunk service carries out collaborative charging.If desired, the determination dress of this ProSe function Putting the charge mode that can also configure or reconfigure the service of this ProSe network trunk, its configuration can To be sent to this remote user equipment and trunk subscriber equipment.

Preferably, described ProSe function also includes correcting device, and this correcting device is used for basis It is received from the input information of other network elements, revises described relaying charging report and described long-range charging Report.Specifically, ProSe function monitors the activity in the service of ProSe network trunk, on it Correcting device based on from the strategy of PCRF, HSS or other network elements and input, such as charging Strategy, user's order, ProSe repetition policy (as effective ProSe relays window/position, divide The trunk subscriber list of devices etc. joined), revise this relaying charging report and long-range charging report.

Preferably, described ProSe function also includes that event receives device, and this event receives device For the trigger event receiving described remote user equipment and described trunk subscriber equipment is sent； Wherein, described collaborative device is used for working in coordination with described trigger event, described relaying charging report and institute State long-range charging report, and combine described charging policy, generate described accounting request；

Wherein, described trigger event includes following at least any one:

-link is set up and certification；

The distribution of-Relay IP Address is triggered；

-Relay IP Address is assigned；

-relaying terminates；

Here, except the trigger event of generally definition, ProSe relaying also defines following triggering Event:

1) link is set up and certification, in remote user equipment and the link of trunk subscriber equipment room Set up and certification (by trunk subscriber device report)；

2) Relay IP Address distribution is triggered, and remote user equipment triggers the distribution of IP address, example As, it is sent as the RS message of IPV6 address configuration, or the DHCPv4 for the distribution of IPV4 address Find (Discovery) message；

3) Relay IP Address is assigned, no matter success or failure；

4) relaying terminates, remote user equipment and the Connection Release of trunk subscriber equipment room；

5) described remote user equipment reconnects with described trunk subscriber equipment, i.e. remote Journey subscriber equipment and trunk subscriber equipment reconnect after connecting loss.

Preferably, described ProSe function also includes retransmission unit, and this retransmission unit is for working as institute State remote user equipment when roaming, by described relaying charging report and described long-range charging report The ProSe function being forwarded in the HPLMN of described remote user equipment.Specifically, remotely Subscriber equipment is when roaming, and when the reporting standards of satisfied configuration, this remote user equipment will remotely Charging report sends to trunk subscriber equipment, and trunk subscriber equipment is again by this long-range charging report Continue to this ProSe function, and send the relaying charging report of self to this ProSe function, should Retransmission unit in ProSe function, is forwarded to this relaying charging report with long-range charging report ProSe function in the HPLMN of this remote user equipment.Such as, set from trunk subscriber Standby relaying charging report carries the ID of this remote user equipment, this ProSe function according to This ID, determines the ID of ProSe function in the HPLMN of this remote user equipment, and then, According to this ID, this relaying charging report and long-range charging report are forwarded to this long-distance user and set ProSe function in standby HPLMN.ProSe in the HPLMN of this remote user equipment Function executing associative operation, e.g., authorizes, allows credit, associates from remote user equipment Remotely charging report and the relaying charging report from trunk subscriber equipment, generates accounting request also Send to OCS, monitor the activity of ProSe relaying, and based on from PCRF, HSS or its The strategy of his network element and input, take the operation etc. of necessity.

Here, the above-mentioned configuration device of this ProSe function, report receive device, collaborative device, Send-request unit, verify and control device, associated apparatus, determine device, correcting device, Event receives device or retransmission unit etc., can concentrate in together, it is also possible to be respectively provided with.Example As, said apparatus is grouped as the CTF of this ProSe function, to perform aforesaid operations.

Accordingly, present invention also offers one in ProSe function to ProSe network trunk Service carries out the method for collaborative charging.

In step S101, ProSe functional configuration trunk subscriber equipment and remote user equipment pair The collection of trunk information and report.Such as, in step S101, ProSe function uses TS 23.303 authorization of service defined and offer mechanism, define or revise trunk subscriber equipment with long-range The charging report that subscriber equipment needs the trigger event reported, both are sent needs which comprises Charge information, both send the reporting standards etc. of charging report.Here, in step S101, The configuration parameter of ProSe function can be sent to this as defined in TS 24.333 Remote user equipment and trunk subscriber equipment.When subscriber equipment is under covering, above-mentioned configuration can At any time to occur.Such as, when remote user equipment is under covering, trunk subscriber sets Standby be authorized to after, ProSe function the address of pre-configured trunk subscriber equipment can also give this remote Journey subscriber equipment.

In step s 102, remote user equipment, according to the configuration of ProSe function, collects institute State the local charge information of remote user equipment, generate long-range charging report.Such as, in step In S101, this remote user equipment of ProSe functional configuration to the collection of trunk information and report, As definition/amendment needs the trigger event of report, charging report need to comprise which charge information Deng；In step s 102, remote user equipment, according to this configuration, collects local charge information, As this remote user equipment employs which service, the time using these to service, which creates A little expenses etc., and these local charge informations are generated long-range charging report.Here, local meter The defined charge information of 5.1.2 part of charge information such as 3GPP TS 32.277.In addition, This long-range charging report also includes:

3) the IP address relayed and other parameters (such as, the TFT after renewal)；

In step s 103, remote user equipment is when meeting the reporting standards configured, to right The trunk subscriber equipment answered sends described long-range charging report.Such as, in step S101, ProSe function is also configured with reporting standards to this remote user equipment, when meeting this report standard, In step s 103, this remote user equipment is i.e. sent in step to corresponding trunk subscriber equipment Long-range charging report generated in rapid S102, remotely counts this for this trunk subscriber equipment Take report relay to this ProSe function.

In step S104, trunk subscriber equipment, according to the configuration of ProSe function, collects institute State the relaying charge information of trunk subscriber equipment, generate relaying charging report.Such as, in step In S101, this trunk subscriber equipment of ProSe functional configuration to the collection of trunk information and report, As definition/amendment needs the trigger event of report, charging report need to comprise which charge information Deng；In step S104, this trunk subscriber equipment, according to this configuration, collects this trunk subscriber The relaying charge information of equipment, as relaying time delay, trunk type (such as IP route relaying, are answered With layer relaying etc.) etc., and these relaying charge informations are generated relaying charging report.With aforementioned Remotely charging report is analogously, and this relaying charging report is except including 3GPP TS 32.277 The 5.1.2 defined charge information of part outside, also include that aforementioned this user being previously mentioned sets For the role in servicing in ProSe network trunk, use in this ProSe network trunk services ProSe subscriber equipment ID, the IP address of relaying and other parameters and support ProSe network The ability etc. of relay services.Preferably, this relaying charging report can also include by ProSe merit The association ID that can be distributed.

In step S105, trunk subscriber equipment is when meeting the reporting standards configured, to right The ProSe function answered sends described relaying charging report.Such as, in step S101, ProSe Function is also configured with reporting standards to this trunk subscriber equipment, in step S105, when meeting This report standard, as Relay IP Address distribution be triggered, Relay IP Address be assigned or in Continue end etc., and this trunk subscriber equipment is i.e. sent in step S104 institute to this ProSe function The relaying charging report generated.

In step s 106, trunk subscriber equipment is for receiving the remote user equipment institute of correspondence The long-range charging report sent；Described long-range charging report is relayed to described ProSe function. With the aforementioned description to remote user equipment accordingly, when meeting reporting standards, in step In S103, this remote user equipment i.e. sends long-range charging report to trunk subscriber equipment, In step S106, this trunk subscriber equipment receives this long-range charging report, and relays to this ProSe function.

Here, there is no strict between (step S102, S103) and (step S104, S105) Sequencing.

In step s 107, ProSe function receives the relaying that described trunk subscriber equipment is sent Charging report, and the long-range charging report relayed by described trunk subscriber equipment, this is remotely counted Expense report is sent by described remote user equipment.Such as, in step S104, relaying is used Family equipment, according to the configuration of ProSe function, collects the relaying charge information of this trunk subscriber equipment, Generate relaying charging report, in step S105, when meeting the reporting standards configured, to This ProSe function sends this relaying charging report；In step s 102, remote user equipment Collect corresponding local charge information, generate long-range charging report, in step s 103, when Meet the reporting standards configured, send this long-range charging report to corresponding trunk subscriber equipment Accusing, in step s 106, trunk subscriber equipment receives this long-range charging report, and relays to This ProSe function；Accordingly, in step s 107, this ProSe function receives this relaying Charging report and long-range charging report.

In step S108, described in ProSe function synergic, relay charging report and described long-range meter Take report, and combine charging policy, generate accounting request.Such as, in step S108, ProSe function is according to relaying charging report received in step s 107 and long-range charging Report, and combine preset charging policy, generate corresponding accounting request.

In step S109, described accounting request is sent to corresponding OCS by ProSe function Or CDF, think that described ProSe network trunk service carries out collaborative charging.Such as, in step In S109, ProSe function is according to the accounting request generated in step S108, by this meter Take request to send to corresponding OCS or CDF, as when carrying out online charging, by this charging Request sends to corresponding OCS, when carrying out offline charging, sends this accounting request to right The CDF answered.

Preferably, described ProSe function also verifies whether described remote user equipment can pass through Described trunk subscriber equipment access network；If of course, holding for described ProSe network trunk service Row collaborative charging as above；Otherwise, send relaying releasing request to set to described long-distance user Standby with described trunk subscriber equipment；Further, this ProSe function is in described ProSe network trunk During service is carried out, change according to charging or other network states, control in described ProSe network Following the service is engaged in.

Such as, when this remote user equipment can be by this trunk subscriber equipment access network, then Charging is worked in coordination with as above for this ProSe network trunk service execution；If this long-distance user sets Standby can not be by this trunk subscriber equipment access network, then this ProSe function sends relaying release Request is to this remote user equipment and trunk subscriber equipment, e.g., by PC3 interface, in transmission Continue releasing request, as remote to this in " ProSe UE-to-Network Relay Drop Request " Journey subscriber equipment and trunk subscriber equipment, to discharge this relaying.

In this ProSe network trunk service is carried out, this ProSe function always according to charging or its He changes network state, controls the service of this ProSe network trunk, i.e. decides to continue with or stop this ProSe network trunk services, or, the corresponding service revising the service of this ProSe network trunk Parameter.Here, charging or other network states change, such as account balance is not enough, relay cost In excess of the quota, beyond the relaying permission time period etc..

Preferably, described ProSe function is also described trunk subscriber equipment and described long-distance user Equipment distribution association ID；Subsequently, this ProSe function is according to described relaying charging report and described Remotely included in charging report association ID, collaborative described relaying charging report with described far Journey charging report, and combine described charging policy, generate described accounting request.Specifically, ProSe Function is that this trunk subscriber equipment associates ID with remote user equipment distribution；This long-distance user In the relaying charging report that the long-range charging report that equipment sends and this trunk subscriber equipment send All include this association ID；Subsequently, this ProSe function, according to this association ID, works in coordination with this remote Journey charging report and this relaying charging report, and combine preset charging policy, generating charging please Ask.

Preferably, described ProSe function is further identified as described ProSe network trunk service and carries out The charge mode of collaborative charging；Subsequently, this ProSe function by described accounting request send to OCS or CDF that described charge mode is corresponding, think described ProSe network trunk service into The collaborative charging of row.Such as, when this ProSe function be defined as this ProSe network trunk service into The charge mode of the collaborative charging of row is online charging pattern, and the most subsequently, this ProSe function should Accounting request sends to corresponding OCS；If this ProSe function is defined as in this ProSe network It is offline charging pattern that following the service business carries out the charge mode of collaborative charging, the most subsequently, and this ProSe This accounting request is sent to corresponding CDF by function, think this ProSe network trunk service into The collaborative charging of row.If desired, this ProSe function can also configure or reconfigure this ProSe net The charge mode of network relay services, its configuration can be sent to this remote user equipment and relaying Subscriber equipment.

Preferably, described ProSe function, always according to being received from the input information of other network elements, is repaiied The most described relaying charging report and described long-range charging report.Specifically, ProSe function monitors Activity in the service of ProSe network trunk, it is based on from PCRF, HSS or other network elements Strategy and input, such as charging policy, user orders, ProSe repetition policy is (such as effective ProSe Relaying window/position, the trunk subscriber list of devices etc. of distribution), revise this relaying charging report With long-range charging report.

Preferably, described ProSe function also receives described remote user equipment and described relaying is used The trigger event that family equipment is sent；Subsequently, trigger event described in this ProSe function synergic, Described relaying charging report and described long-range charging report, and combine described charging policy, generate Described accounting request；

Wherein, described trigger event includes following at least any one:

-link is set up and certification；

The distribution of-Relay IP Address is triggered；

-Relay IP Address is assigned；

-relaying terminates；

Specifically, remote user equipment and trunk subscriber equipment always according to the configuration of ProSe function, Send trigger event to this ProSe function.Here, the transmission of this trigger event and long-range charging The transmission of report or relaying charging report is separated.This ProSe function receives above-mentioned triggering Event, and this trigger event collaborative, relaying charging report and long-range charging report, in conjunction with predetermined Charging policy, generate accounting request, and then, according to charge mode, this accounting request is sent out Deliver to OCS or CDF of correspondence.

3) Relay IP Address is assigned, no matter success or failure；

Preferably, when described remote user equipment is in roaming, described ProSe function is also by institute State relaying charging report and be forwarded to described remote user equipment with described long-range charging report ProSe function in HPLMN.Specifically, remote user equipment is when roaming, when meeting The reporting standards of configuration, the transmission of long-range charging report is set by this remote user equipment to trunk subscriber Standby, this long-range charging report is relayed to this ProSe function by trunk subscriber equipment again, and sends The relaying charging report of self is to this ProSe function, and subsequently, this ProSe function is by this relaying Charging report and long-range charging report are forwarded in the HPLMN of this remote user equipment ProSe function.Such as, remote from the relaying charging report of trunk subscriber equipment carries this The ID of journey subscriber equipment, this ProSe function, according to this ID, determines this remote user equipment The ID of the ProSe function in HPLMN, and then, according to this ID, by this relaying charging report The ProSe function being forwarded in the HPLMN of this remote user equipment with long-range charging report. ProSe function executing associative operation in the HPLMN of this remote user equipment, e.g., authorize, Allow credit, associate from the long-range charging report of remote user equipment and set from trunk subscriber Standby relaying charging report, generates accounting request and sends to OCS, monitoring ProSe relaying Activity, and based on from the strategy of PCRF, HSS or other network elements and input, take necessity Operation etc..

Fig. 2 illustrate in accordance with a preferred embodiment of the present invention ProSe network trunk is serviced into The method flow diagram of the collaborative charging of row.

This Figure illustrates the method flow carrying out online charging for ProSe network trunk service.

In step s 200, the authorization of service that ProSe function defines for example with TS 23.303 Machine-processed with providing, configure for subscriber equipment (that is, trunk subscriber equipment and remote user equipment) Collection and report to trunk information.Here, the configuration parameter of ProSe function can be such as TS This remote user equipment and trunk subscriber equipment it is sent to as defined in 24.333.By Can be with the information of preconfigured correspondence in subscriber equipment, therefore, this step is optional.When with When family equipment is under covering, above-mentioned configuration can at any time occur.Such as, when remotely using When family equipment is under covering, after trunk subscriber equipment is authorized to, ProSe function can also be pre- This remote user equipment is given in the address of configuration trunk subscriber equipment.

In step S201-S204, subscriber equipment performs as defined in TS 23.303 The direct communication control procedure (Direct Communication procedure) of ProSe network trunk.

In step S205a, S205b, meet reporting standards when relaying subscriber equipment determines, According to configuration in step s 200, trunk subscriber equipment triggers the report to ProSe function Code.

In step S206a, S206b, as trunk subscriber equipment, when long-distance user sets Meeting reporting standards for determining, according to configuration in step s 200, remote user equipment touches Send to the reporting procedures of ProSe function.

In step S207, once receiving charging report from subscriber equipment, lower row logic will Apply at ProSe functionally:

Step 1) whether checking remote user equipment can be by this trunk subscriber equipment access network Network.This remote user equipment is by IMSI (international mobile subscriber identity, International Mobile Subscriber Identification Number) or carried by relaying charging report ProSe subscriber equipment ID is identified.If of course, to next step.Otherwise, new PC3 Message " ProSe UE-to-Network Relay Drop Request " is sent to subscriber equipment, To discharge this relaying.

ProSe function is (that is, online or offline charging pattern) it may also be determined that charge mode, And which information is charging report should include.If desired, this ProSe functional configuration or reconfigure meter Take pattern, and send to remote user equipment and trunk subscriber equipment.In this exemplary call flow process In, this ProSe function selecting online charging pattern.

Step 2) once relaying be allowed to, in ProSe function, such as CTF thereon, perform Allow credit.

Here, ProSe function keep monitor this ProSe network trunk service use until its Terminate.When some events is triggered, such as, credit exhaust, invalid time window/position, OCS Transmission requests etc., stopping is relayed session by it.

Step 3) associate from the long-range charging report of remote user equipment with from trunk subscriber The relaying charging report of equipment, is polymerized billing parameter, creates accounting request and sends to OCS.

In step S208, alternatively, under unsuccessful situation, ProSe function sends pays Money unit request (Debit Units Request [Event]) returns to corresponding OCS, OCS Corresponding payer response (Debit Units Response), to carry out reimbursement.

In step S205c, S206c, S207c, there occurs uplink relay.Remotely use Family equipment collects corresponding charge information with trunk subscriber equipment, and sends to ProSe function, As sent to CTF thereon.ProSe function association is from the long-range charging of remote user equipment Report and the relaying charging report from trunk subscriber equipment, create accounting request and send extremely OCS。

In step S205d, S206d, S207d, there occurs downlink relay.Remotely use Family equipment collects corresponding charge information with trunk subscriber equipment, and sends to ProSe function, As sent to CTF thereon.ProSe function association is from the long-range charging of remote user equipment Report and the relaying charging report from trunk subscriber equipment, create accounting request and send extremely OCS。

Here, remote user equipment and trunk subscriber equipment are from himself visual angle, report relay meter Charge information.The relaying of remote user equipment report self uses charge information, trunk subscriber equipment Report the relevant charging about the service of this ProSe network trunk.Such as, relay relevant parameter, As relayed time delay, trunk type (e.g., IP route relaying, application layer relay etc.) etc., permissible Reported by the relaying charging report of trunk subscriber equipment.In its charging report, Yong Hushe Standby mark with associate ID and be also included, to carry out follow-up association.

In step S209, ProSe function monitors the activity in the service of ProSe network trunk, And based on from the strategy of PCRF, HSS or other network elements and input, carry out the operation of necessity. Such as, update the reporting standards of ProSe relaying, such as equipment or removal event triggering etc.；Necessary Time stop relaying session；Notifying remote user equipment if desired, e.g., credit exhausts, charging expense Rate is according to time/change in location etc.；The event of reporting requirement is to PCRF, and it is relay route The input of the QoS change that/PDN connects.

Fig. 3 illustrates servicing ProSe network trunk according to another preferred embodiment of the present invention Carry out the method flow diagram of collaborative charging.

This Figure illustrates the method flow carrying out offline charging for ProSe network trunk service.

Reporting standards is met when subscriber equipment determines, according to the configuration in step S300, Further, the connection to ProSe function can use, then subscriber equipment triggers reporting procedures.

According to the charging report received, ProSe function sends metering data request (Charging Data Request [Event]) to corresponding CDF.Generating CDR After (Charging Data Recording, charging data record), this CDF returns and connects The metering data received asks corresponding metering data response (Charging Data Response)。

This Figure illustrates when remote user equipment roams, take for ProSe network trunk Business carries out the method flow of online charging.

No. 1 ProSe function is positioned in the HPLMN of trunk subscriber equipment, No. 2 ProSe functions It is positioned in the HPLMN of remote user equipment with No. 2 OCS.

In step S401, once meet the reporting standards of ProSe network trunk service, in The subscriber equipment that continues sends relaying charging report to No. 1 ProSe function in its HPLMN.

In step S402, taken based in the relaying charging report of trunk subscriber equipment The remote user equipment ID of band, the ownership of No. 1 ProSe this remote user equipment of functional rehabilitation ProSe functional identity (that is, the ProSe function in the HPLMN of this remote user equipment, this Place is No. 2 ProSe functions), and forward report to these No. 2 ProSe functions.

In step S403, remote user equipment is relayed by trunk subscriber equipment, sends it Remotely charging report is to these No. 2 ProSe functions.

In step s 404, No. 2 ProSe function executing associative operations, such as, authorize, to Give credit, association from the long-range charging report of remote user equipment with from trunk subscriber equipment Relaying charging report, generate accounting request and send to correspondence OCS.

In step S405, No. 2 ProSe functions monitor the work in the service of ProSe network trunk Dynamic, and based on from the strategy of PCRF, HSS or other network elements and input, take necessity Operation.

Here, in the operation of No. 2 ProSe functions and trunk subscriber equipment room by No. 1 ProSe Function sends.

It should be noted that the present invention can be by reality in the assembly of software and/or software and hardware Execute, such as, can use special IC (ASIC), general purpose computer or any its He is similar to hardware device and realizes.In one embodiment, the software program of the present invention can lead to Cross processor to perform to realize steps described above or function.Similarly, the software journey of the present invention Sequence (including the data structure being correlated with) can be stored in computer readable recording medium storing program for performing, example Such as, RAM memory, magnetically or optically driver or floppy disc and similar devices.It addition, this Some bright steps or function can employ hardware to realize, such as, as coordinate with processor from And perform the circuit of each step or function.

It addition, the part of the present invention can be applied to computer program, such as computer Programmed instruction, when it is computer-executed, by the operation of this computer, can call or The method according to the invention and/or technical scheme are provided.And call the program of the method for the present invention Instruction, is possibly stored in fixing or movably in record medium, and/or by broadcast Or data stream in other signal bearing medias and be transmitted, and/or be stored according to described In the working storage of the computer equipment that programmed instruction runs.Here, according to the one of the present invention Individual embodiment includes a device, and this device includes the storage for storing computer program instructions Device and for performing the processor of programmed instruction, wherein, when this computer program instructions by this at When reason device performs, trigger this plant running side based on aforementioned multiple embodiments according to the present invention Method and/or technical scheme.

It is obvious to a person skilled in the art that the invention is not restricted to above-mentioned one exemplary embodiment Details, and without departing from the spirit or essential characteristics of the present invention, it is possible to it His concrete form realizes the present invention.Therefore, no matter from the point of view of which point, all should be by embodiment Regarding exemplary as, and be nonrestrictive, the scope of the present invention is by claims Rather than described above limit, it is intended that by fall claim equivalency implication and In the range of all changes be included in the present invention.Should be by any accompanying drawing mark in claim Note is considered as limiting involved claim.Furthermore, it is to be understood that " an including " word is not excluded for other lists Unit or step, odd number is not excluded for plural number.The multiple unit stated in device claim or device Can also be realized by software or hardware by a unit or device.The first, the second word such as grade Pragmatic represents title, and is not offered as any specific order.

Although the most specifically shown and describe exemplary embodiment, but people in the art Member will be understood that in the case of without departing substantially from the spirit and scope of claims, at it Form and the details aspect present invention can be varied from.Protection sought herein is in appended right Claim illustrates.Following numbering clause defines each embodiment these and its His aspect:

1. ProSe network trunk service is carried out a ProSe function for collaborative charging, wherein, This ProSe function includes:

Send-request unit, for described accounting request is sent to corresponding OCS or CDF, Think that described ProSe network trunk service carries out collaborative charging.

ProSe function the most according to claim 1, wherein, described ProSe function is also Including checking and control device, it is used for:

If-permissible, as claimed in claim 1 for described ProSe network trunk service execution Collaborative charging；

ProSe function the most according to claim 1 and 2, wherein, described ProSe Function also includes:

Wherein, described collaborative device is additionally operable to:

ProSe function the most according to any one of claim 1 to 3, wherein, institute State ProSe function also to include determining device, be used for:

Wherein, described send-request unit is used for:

ProSe function the most according to any one of claim 1 to 4, wherein, institute State ProSe function and also include correcting device, be used for:

ProSe function the most according to any one of claim 1 to 5, wherein, institute State ProSe function and also include that event receives device, be used for:

Wherein, described collaborative device is used for:

Wherein, described trigger event includes following at least any one:

-link is set up and certification；

The distribution of-Relay IP Address is triggered；

-Relay IP Address is assigned；

-relaying terminates；

ProSe function the most according to any one of claim 1 to 6, wherein, institute State ProSe function and also include retransmission unit, be used for:

8. one kind assists the long-distance user that ProSe network trunk service carries out collaborative charging to set Standby, wherein, this remote user equipment includes:

9. one kind assists the trunk subscriber that ProSe network trunk service carries out collaborative charging to set Standby, wherein, this trunk subscriber equipment includes:

10. one kind carries out collaborative charging in ProSe function to ProSe network trunk service Method, wherein, the method includes:

11. methods according to claim 10, wherein, the method also includes:

If-permissible, as claimed in claim 10 for described ProSe network trunk service execution Collaborative charging；

12. according to the method described in claim 10 or 11, and wherein, the method also includes:

-associate ID for described trunk subscriber equipment with the distribution of described remote user equipment；

Wherein, described step c includes:

13. according to the method according to any one of claim 10 to 12, wherein, the method Also include:

Wherein, described step d includes:

14. according to the method according to any one of claim 10 to 13, wherein, the method Also include:

15. according to the method according to any one of claim 10 to 14, wherein, the method Also include:

Wherein, described step c includes:

Wherein, described trigger event includes following at least any one:

-link is set up and certification；

The distribution of-Relay IP Address is triggered；

-Relay IP Address is assigned；

-relaying terminates；

-described remote user equipment reconnects with described trunk subscriber equipment equipment.

16. according to the method according to any one of claim 10 to 15, wherein, the method Also include:

17. 1 kinds assist in remote user equipment and work in coordination with ProSe network trunk service The method of charging, wherein, the method includes:

18. 1 kinds assist in trunk subscriber equipment and work in coordination with ProSe network trunk service The method of charging, wherein, the method includes:

Claims

Wherein, described collaborative device is additionally operable to:

Wherein, described send-request unit is used for:

Wherein, described collaborative device is used for:

Wherein, described trigger event includes following at least any one:

-link is set up and certification；

The distribution of-Relay IP Address is triggered；

-Relay IP Address is assigned；

-relaying terminates；

11. methods according to claim 10, wherein, the method also includes:

Wherein, described step c includes:

Wherein, described trigger event includes following at least any one:

-link is set up and certification；

The distribution of-Relay IP Address is triggered；

-Relay IP Address is assigned；

-relaying terminates；

14. 1 kinds assist in remote user equipment and work in coordination with ProSe network trunk service The method of charging, wherein, the method includes:

15. 1 kinds assist in trunk subscriber equipment and work in coordination with ProSe network trunk service The method of charging, wherein, the method includes: