CN105530614A - Group addressing processing method, device, MTC intercommunication gateway and API GW - Google Patents
Group addressing processing method, device, MTC intercommunication gateway and API GW Download PDFInfo
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- CN105530614A CN105530614A CN201410526607.3A CN201410526607A CN105530614A CN 105530614 A CN105530614 A CN 105530614A CN 201410526607 A CN201410526607 A CN 201410526607A CN 105530614 A CN105530614 A CN 105530614A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
Abstract
The invention discloses a group addressing processing method, device, an MTC (Machine Type Communication) intercommunication gateway and an API GW. The method comprises: receiving a group addressing request sent by an application server AS, wherein group identifiers are carried in the group addressing request; determining an MBMS service region of multimedia broadcast/multicast service MBMS for group addressing according to the group identifiers; starting MBMS data delivery according to the determined MBMS service region, wherein group addressing messages are carried in the MBMS data delivery. Through the invention, the problems in the related techniques that no UE (User Equipment) is addressed and the system expense is increased when carrying out group addressing to the UE through the MBMS broadcast mode are solved, and the UE addressing efficiency is improved.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of group addressing processing method, device, MTC Interworking gateway and APIGW.
Background technology
In order to support machine type communication (MachineTypeCommunication, referred to as MTC) communication, normal structure 3GPP strengthens wireless network architecture, to realize MTC communication need, such as: terminal activates, group addressing.Terminal activates in order to activate a concrete MTC terminal, and this terminal is initiatively connected and and MTC application server communication to network initiated data.Group addressing, then in order to send group addressing message, to activate these terminals to the some MTC terminal belonging to a group.
Meanwhile, normal structure 3GPP also expands MBMS multicast architecture, can support group service, is namely supported in the call of point-to-multipoint between same group of UE.Utilize this aggregated structure and flow process, partly can meet the group addressing demand in MTC service.
Fig. 1 is in correlation technique, and LTE network supports the configuration diagram of MTC communication.Comprising following network element:
Terminal (UserEquipment, referred to as UE), is also subscriber equipment, and subscriber equipment by radio open access base station, and is linked into core net.
NodeB (the EvolvedNodeB of evolution, referred to as eNodeB), for the base station system in LTE network, for access provides Radio Resource, by S1-AP chain of command interface and mobile management net element (MME) intercommunication, by S1-U interface in the user plane and data gateway (comprising SGW, PGW) intercommunication.
Mobile management net element (MobilityManagementEntity, referred to as MME) is the chain of command entity in LTE network, and be responsible for access authentication of user, mobile management, bearer management etc., interim storage terminal is attached to the context after network.
Gateway (ServingGateway, referred to as SGW), provides terminal at the anchor point of 2G/3G and LTE movement, if under terminal is in Idle state, SGW also carries out paging by MME to terminal simultaneously.
PDN Gateway (PDNGateway, referred to as PGW), terminal is by PGW access business network.PGW is terminal distribution IP address, and manages the QoS of carrying.
Policy charging rule function (PolicyChangingRuleFunction, referred to as PCRF), with thinking leading subscriber face bearing resource allocation strategy, performing charging.
MTC Interworking gateway (MTCInterworkingFunction, referred to as MTC-IWF), is the call entry of the MTC function that Virtual network operator provides, obtains MTC associated traffic data from HSS, carry out authentication to MTC service request.
Fig. 2 is that in correlation technique under MTC framework, realize the flow chart that terminal activates, as shown in Figure 2, this flow process comprises the steps:
S201, UE are attached in network;
S202, according to service needed, SCS/AS will activate UE;
S203, SCS/AS are to MTC-IWF transmitting terminal activation request;
S204 ~ S205, MTC-IWF send routing inquiry request to HSS, and HSS returns the current accompanying MSC/SGSN/MME information of UE.Meanwhile, HSS returns the authentication information to SCS, carries out certification according to this information MTC-IWF to SCS;
S206, MTC-IWF, to SMSC transmitting terminal activation request, carry the current accompanying MSC/SGSN/MME information of UE;
Terminal activation request is packaged into SMS by S207 ~ S208, SMSC, sends SMS, this SMS carried terminal activation tagging to UE;
After S209 ~ S210, SMS deliver, return SMS and deliver response;
S211 ~ S212, SMSC return terminal to MTC-IWF and activate response, and MTC-IWF returns terminal to SCS/AS and activates response;
S213 ~ S214, after UE receives SMS, according to terminal activation request wherein, initiates load creating request to network as required;
S215, after load creating, UE and SCS/AS communication, carries out service interaction.So far, terminal is successfully activated.
Fig. 3 is the configuration diagram that in correlation technique, LTE network realizes trunking communication, as shown in Figure 3, realize group service in the lte networks, based on multimedia broadcast/multicast service (MultimediaBroadcast/MulticastService, referred to as MBMS) subsystem.MBMS subsystem mainly comprises broadcast mode service center (BroadcastModeServiceCenter, referred to as BM-SC), MBMS gateway (MBMSGateway, referred to as MBMSGW).Wherein, BM-SC is responsible for setting up and safeguarding that MBMS carries, and MBMSGW is the data surface gateway function realizing multicast/broadcast.
In cluster service, Service control is realized by cluster application server (GroupCommunicationApplicationServer, referred to as GCAS).GCAS, in order to management cluster business, comprises the functions such as the management of group service group, call setup, release and management.Wherein, GCAS with UE is connected by GC1 interface, this interface major function be UE GCAS registration, initiate group calling etc. function.Wherein, GCAS with BM-SC is connected by MB2 interface.MB2 interface comprises chain of command part MB2-C, and in order to realize foundation and the maintenance in MBMS cities and towns, and user's face divides MB2-U, in order to realize issuing of MBMS data.
In cluster service, user face data issued two kinds of modes, clean culture and multicasts.So-called clean culture, namely downlink data adopts point-to-point mode to issue terminal by GCAS, uses EPS to carry and issues terminal.So-called multicast, namely downlink data is issued MBMS subsystem (namely issuing BM-SC) by GCAS, is issued to base station (i.e. eNodeB) by MBMSGW, and UE is by reading the corresponding broadcast channel of MBMS, obtains MBMS data.
Under correlation technique, the implementation procedure being carried out group service by broadcast mode (MBMS mode) is roughly comprised: the steps such as cluster registration, MBMS carrying is set up, MBMS data issues, UE reception MBMS data.
Fig. 4 is the group service in correlation technique, the flow chart that group service registration and company-data issue, and as shown in Figure 4, this flow process comprises the steps:
S401, UE are attached to network, create PDN and connect, be assigned with IP address;
S402, UE are to the request of GCAS signalling of bouquet service log-on;
In this request, UE provides user ID (UEID), IP address (UEIP), home network network identity (HPLMNID), visit net network identity (VPLMNID), current location information (normally subdistrict position CellID), etc. information.
The visit net network identity (VPLMNID) that S403, GCAS provide according to UE, subdistrict position (CellID), check whether and establish MBMS carrying in this visit net/this area.If no, then GCAS initiates the request of MBMS load creating to BM-SC;
S404 ~ S405, GCAS send load creating request to BM-SC, and BM-SC requires that MBMSGW creates response carrying;
S406, network is that MBMS carrying distributes concrete resource, comprises core net, Radio Resource;
After S407 ~ S408, MBMS load creating completes, return load creating response;
BM-SC is in load creating response message, carry temporary MBMS group identity (TemporaryMBMSGroupIdentify, referred to as TMGI), MBMS traffic identifier (FlowID), multicast IP and port (MulticastIP/Port).
S409, GCAS return group service registration response to UE;
In group service registration response, GCAS returns the MBMS beared information created, and comprising: TMGI, multicast IP and port etc.
S410, after group service formally starts, GCAS sends descending MBMS data to BM-SC.MBMS data is sent to eNodeB after MBMSGW;
S411, UE monitor MBMS broadcast, obtain MBMS data.
Utilize group service framework and flow process (flow process shown in the framework shown in Fig. 3 and Fig. 4), MTC application server (SCS/AS) can be that one group of MTC terminal carries out group addressing, be about to allow the interior UE of group monitor specific MBMS broadcast, and group addressing message is carried in descending MBMS data, thus UE can read MBMS data in group, and then obtain group addressing message wherein.This method, because MBMS data is issued by the mode of broadcast, greatly can save Internet resources, especially save radio open resource.
But, utilize which to realize group addressing, have some limitations.UE only in MBMS region (MBMSServiceArea), can could receive issuing of MBMS data, once UE is positioned at outside MBMS region, then UE cannot receive MBMS data, also just cannot be addressed.Because the size in MBMS region has limitation, can not be infinitely great, this just means, always has the UE be positioned at outside MBMS device, cannot make to be addressed in this way, and the group addressing method namely based on MBMS flow process cannot be addressed to these UE.
On the other hand, the framework shown in Fig. 1 and the flow process shown in Fig. 2, give the ability of the independent addressing particular UE of MTC server (SCS/AS).But this method will perform each UE and once activate, and adds overhead undoubtedly, especially when UE is at Idle state, add the consumption of paging resource on radio open.
Therefore, in the related, when adopting the mode of MBMS broadcast to carry out group addressing to UE, existence cannot be addressed to UE, and increases the problem of overhead.
Summary of the invention
The invention provides a kind of group addressing processing method, device, MTC Interworking gateway and APIGW, at least to solve in correlation technique, when adopting the mode of MBMS broadcast to carry out group addressing to UE, existence cannot be addressed to UE, and increases the problem of overhead.
According to an aspect of the present invention, provide a kind of group addressing processing method, comprising: receive the group addressing request that application server AS sends, wherein, in described group addressing request, carry group mark; Identify according to described group, determine the MBMS region of the multimedia broadcast/multicast service MBMS of group addressing; Initiate MBMS data according to the described MBMS region determined to deliver, wherein, described MBMS data carries group addressing message in delivering.
Preferably, before determining the described MBMS region of the described MBMS of group addressing, also comprise: send position mapping request to broadcast mode service center BM-SC, wherein, in the mapping request of described position, carry the positional information list of UE; Receive the position mapping response that described BM-SC returns, wherein, described position maps in response and carries MBMS zone list, and can not be mapped as the UE positional information list in MBMS region.
Preferably, the described MBMS region determining the described MBMS of group addressing comprises: map the described MBMS zone list carried in response according to described position, and the UE positional information list in MBMS region can not be mapped as, determine the MBMS region of group addressing.
Preferably, before sending position mapping request to broadcast mode service center BM-SC, also comprise in the following manner one of at least, obtain the positional information of UE in group corresponding to described group of mark: the positional information of UE in home location server HSS inquiry group; The positional information of UE in policy charging rule entity PCRF inquiry group.
Preferably, in the MBMS region of multimedia broadcast/multicast service determining group addressing, initiate after MBMS data delivers, also to comprise: UE in described group that the mode that MBMS data can not be adopted to deliver is carried out to group addressing, adopt the mode of terminal activation to carry out addressing.
Preferably, before the mode that UE adopts terminal to activate in the group of the mode that MBMS data can not be adopted to deliver being carried out to group addressing carries out addressing, also comprise UE in described group that one of at least determines that the mode that MBMS data can not be adopted to deliver carries out group addressing in the following manner: UE in described group that determines that the mode that MBMS data can not be adopted to deliver carries out group addressing according to the positional information of UE in the group of acquisition; Receive UE in described group that employing terminal active mode that application server AS sends carries out addressing; Determine after group addressing timer expiry, the UE not receiving group addressing response is UE in the mode that MBMS data can not be adopted to deliver carry out group addressing described group.
According to a further aspect in the invention, provide a kind of group addressing processing method, comprising: receive position mapping request, wherein, in the mapping request of described position, carry the positional information list of UE; The positional information of described UE is mapped to multimedia broadcast/multicast service MBMS region; Send position to the requesting party sending described position mapping request and map response, wherein, described position maps in response and carries MBMS zone list, and the UE positional information list in MBMS region can not be mapped as, described position maps response and carries out group addressing process for described request side.
According to an aspect of the present invention, providing a kind of group addressing processing unit, comprising: the first receiver module, for receiving the group addressing request that application server AS sends, wherein, in described group addressing request, carrying group mark; First determination module, for identifying according to described group, determines the MBMS region of the multimedia broadcast/multicast service MBMS of group addressing; Initiation module, deliver for initiating MBMS data according to the described MBMS region determined, wherein, described MBMS data carries group addressing message in delivering.
Preferably, this device also comprises: the first sending module, for sending position mapping request to broadcast mode service center BM-SC, wherein, carries the positional information list of UE in the mapping request of described position; Second receiver module, the position returned for receiving described BM-SC maps response, and wherein, described position maps in response and carries MBMS zone list, and can not be mapped as the UE positional information list in MBMS region.
Preferably, described first determination module comprises: determining unit, for mapping the described MBMS zone list carried in response according to described position, and the UE positional information list in MBMS region can not be mapped as, determine the MBMS region of group addressing.
Preferably, this device also comprises: acquisition module, in the following manner one of at least, obtains the positional information of UE in group corresponding to described group of mark: the positional information of UE in home location server HSS inquiry group; The positional information of UE in policy charging rule entity PCRF inquiry group.
Preferably, this device also comprises: addressed module, and for UE in the mode that MBMS data can not be adopted to deliver is carried out to group addressing described group, the mode adopting terminal to activate carries out addressing.
Preferably, this device also comprises: the second determination module, for UE in one of at least determine that the mode that MBMS data can not be adopted to deliver carries out group addressing in the following manner described group: UE in described group that determines that the mode that MBMS data can not be adopted to deliver carries out group addressing according to the positional information of UE in the group obtained; Receive UE in described group that employing terminal active mode that application server AS sends carries out addressing; Determine after group addressing timer expiry, the UE not receiving group addressing response is UE in the mode that MBMS data can not be adopted to deliver carry out group addressing described group.
According to a further aspect in the invention, provide a kind of machine type communication MTC Interworking gateway, comprise the device described in above-mentioned any one.
According to a further aspect in the invention, provide a kind of application interface gateway A PIGW, comprise the device described in above-mentioned any one.
In accordance with a further aspect of the present invention, providing a kind of group addressing processing unit, comprising: the 3rd receiver module, for receiving position mapping request, wherein, in the mapping request of described position, carrying the positional information list of UE; Mapping block, for being mapped to multimedia broadcast/multicast service MBMS region by the positional information of described UE; Second sending module, response is mapped for sending position to the requesting party sending described position mapping request, wherein, described position maps in response and carries MBMS zone list, and the UE positional information list in MBMS region can not be mapped as, described position maps response and carries out group addressing process for described request side.
According to also one side of the present invention, provide a kind of broadcast mode service center BM-SC, comprise the group addressing processing unit described in above-mentioned any one.
By the present invention, adopt the group addressing request receiving application server AS and send, wherein, in described group addressing request, carry group mark; Identify according to described group, determine the MBMS region of the multimedia broadcast/multicast service MBMS of group addressing; Initiate MBMS data according to the described MBMS region determined to deliver, wherein, described MBMS data carries group addressing message in delivering, solve in correlation technique the mode adopting MBMS to broadcast when group addressing is carried out to UE, existence cannot be addressed to UE, and increase the problem of overhead, and then reach the effect improving UE Addressing efficiency.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is in correlation technique, and LTE network supports the configuration diagram of MTC communication;
Fig. 2 is in correlation technique under MTC framework, realizes the flow chart that terminal activates;
Fig. 3 is the configuration diagram that in correlation technique, LTE network realizes trunking communication;
Fig. 4 is the group service in correlation technique, the flow chart that group service registration and company-data issue;
Fig. 5 is the flow chart of the group addressing processing method one according to the embodiment of the present invention;
Fig. 6 is the flow chart of the group addressing processing method two according to the embodiment of the present invention;
Fig. 7 is the structured flowchart of the group addressing processing unit one according to the embodiment of the present invention;
Fig. 8 is the preferred structure block diagram one of the group addressing processing unit one according to the embodiment of the present invention;
Fig. 9 is the preferred structure block diagram of the first determination module 74 in the group addressing processing unit one according to the embodiment of the present invention;
Figure 10 is the preferred structure block diagram two of the group addressing processing unit one according to the embodiment of the present invention;
Figure 11 is the preferred structure block diagram three of the group addressing processing unit one according to the embodiment of the present invention;
Figure 12 is the preferred structure block diagram four of the group addressing processing unit one according to the embodiment of the present invention;
Figure 13 is the structured flowchart of the machine type communication MTC Interworking gateway according to the embodiment of the present invention;
Figure 14 is the structured flowchart of the application interface gateway A PIGW according to the embodiment of the present invention;
Figure 15 is the structured flowchart of the group addressing processing unit two according to the embodiment of the present invention;
Figure 16 is the structured flowchart of the broadcast mode service center BM-SC according to the embodiment of the present invention;
Figure 17 is the group addressing configuration diagram according to the embodiment of the present invention one;
Figure 18 is the group addressing framework according to the embodiment of the present invention one, realizes the flow chart of group addressing;
Figure 19 is the group addressing configuration diagram according to the embodiment of the present invention two;
Figure 20 is the flow chart of the group addressing according to the embodiment of the present invention two;
Figure 21 is the group addressing configuration diagram according to the embodiment of the present invention three;
Figure 22 is the flow chart of the group addressing according to the embodiment of the present invention three;
Figure 23 is the flow chart of the group addressing according to the embodiment of the present invention four;
Figure 24 is the flow chart of the group addressing according to the embodiment of the present invention five.
Embodiment
Hereinafter also describe the present invention in detail with reference to accompanying drawing in conjunction with the embodiments.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
Provide a kind of group addressing processing method in the present embodiment, Fig. 5 is the flow chart of the group addressing processing method one according to the embodiment of the present invention, and as shown in Figure 5, this flow process comprises the steps:
Step S502, receives the group addressing request that application server AS sends, and wherein, carries group mark in group addressing request;
Step S504, according to group mark, determines the MBMS region of the multimedia broadcast/multicast service MBMS of group addressing;
Step S506, initiates MBMS data according to the MBMS region determined and delivers, and wherein, MBMS data carries group addressing message in delivering.
Pass through above-mentioned steps, the mode adopting MBMS data to deliver carries out group addressing to UE, and solve in correlation technique the mode adopting MBMS to broadcast when carrying out group addressing to UE, existence cannot be addressed to UE, and increase the problem of overhead, and then reach the effect improving UE Addressing efficiency.
More preferably, before the MBMS region of MBMS determining group addressing, the position mapping request of MBMS can also be sent to broadcast mode service center BM-SC, wherein, in this position mapping request, carry the positional information list of UE; After the positional information of UE is mapped to MBMS according to this request by this BM-SC, receive the position mapping response that BM-SC returns, wherein, position maps in response and carries MBMS zone list, and can not be mapped as the UE positional information list in MBMS region.After receiving position that BM-SC returns and mapping response, the MBMS region that response determines the MBMS of group addressing is mapped according to this position, comprise: map the MBMS zone list carried in response according to position, and the UE positional information list in MBMS region can not be mapped as, determine the MBMS region of group addressing.Namely get rid of the MBMS region that can not be mapped as the UE positional information list in MBMS region in MBMS zone list and be MBMS region for group addressing.
It should be noted that, before sending position mapping request to broadcast mode service center BM-SC, acquisition group is needed to identify the positional information of UE in corresponding group, the mode obtained can be multiple, such as, can in the following manner one of at least, the positional information of UE in the group that acquisition group mark is corresponding: the positional information of UE in home location server HSS inquiry group; The positional information of UE in policy charging rule entity PCRF inquiry group.
Preferably, in the MBMS region of multimedia broadcast/multicast service determining group addressing, initiate after MBMS data delivers, UE in the group can also carrying out group addressing to the mode that MBMS data can not be adopted to deliver, adopts the mode of terminal activation to carry out addressing.
Wherein, before the mode that UE adopts terminal to activate in the group of the mode that MBMS data can not be adopted to deliver being carried out to group addressing carries out addressing, UE in the group that the mode that MBMS data can not be adopted to deliver carries out group addressing can also be determined in several ways, such as, can one of at least determine in the following manner: determine UE in the group that the mode that MBMS data can not be adopted to deliver carries out group addressing according to the positional information of UE in the group obtained; Receive UE in group that employing terminal active mode that application server AS sends carries out addressing; Determine after group addressing timer expiry, the UE not receiving group addressing response be the mode that MBMS data can not be adopted to deliver carry out group addressing group in UE.
Fig. 6 is the flow chart of the group addressing processing method two according to the embodiment of the present invention, and as shown in Figure 6, this flow process comprises the steps:
Step S602, receives position mapping request, wherein, carries the positional information list of UE in the mapping request of position;
Step S604, is mapped to multimedia broadcast/multicast service MBMS region by the positional information of UE;
Step S606, send position to the requesting party sending position mapping request and map response, wherein, position maps in response and carries MBMS zone list, and the UE positional information list in MBMS region can not be mapped as, position maps response and carries out group addressing process for requesting party.
Pass through above-mentioned steps, the positional information of UE is mapped to multimedia broadcast/multicast service MBMS, basis is provided for carrying out group addressing according to the MBMS region determined to UE, solve in correlation technique the mode adopting MBMS to broadcast when group addressing is carried out to UE, existence cannot be addressed to UE, and increase the problem of overhead, and then reach the effect improving UE Addressing efficiency.
Additionally provide a kind of group addressing processing unit in the present embodiment, this device is used for realizing above-described embodiment and preferred implementation, has carried out repeating no more of explanation.As used below, term " module " can realize the software of predetermined function and/or the combination of hardware.Although the device described by following examples preferably realizes with software, hardware, or the realization of the combination of software and hardware also may and conceived.
Fig. 7 is the structured flowchart of the group addressing processing unit one according to the embodiment of the present invention, and as shown in Figure 7, this device comprises the first receiver module 72, first determination module 74 and initiation module 76, is described below to this device.
According to an aspect of the present invention, providing a kind of group addressing processing unit, comprising: the first receiver module, for receiving the group addressing request that application server AS sends, wherein, in group addressing request, carrying group mark; First determination module, for according to group mark, determines the MBMS region of the multimedia broadcast/multicast service MBMS of group addressing; Initiation module, deliver for initiating MBMS data according to the MBMS region determined, wherein, MBMS data carries group addressing message in delivering.
Fig. 8 is the preferred structure block diagram one of the group addressing processing unit one according to the embodiment of the present invention, and as shown in Figure 8, this device, except comprising all modules shown in Fig. 7, also comprises the first sending module 82 and the second receiver module 84, is described below to this device.
First sending module 82, is connected to above-mentioned first receiver module 72, for sending position mapping request to broadcast mode service center BM-SC, wherein, carries the positional information list of UE in the mapping request of position; Second receiver module 84, be connected to above-mentioned first sending module 82 and the first determination module 74, the position returned for receiving BM-SC maps response, wherein, position maps in response and carries MBMS zone list, and can not be mapped as the UE positional information list in MBMS region.
Fig. 9 is the preferred structure block diagram of the first determination module 74 in the group addressing processing unit one according to the embodiment of the present invention, and as shown in Figure 9, this first determination module 74 comprises: determining unit 92, is described below to this determining unit 92.
Determining unit 92, for mapping the MBMS zone list carried in response according to position, and can not be mapped as the UE positional information list in MBMS region, determine the MBMS region of group addressing.
Figure 10 is the preferred structure block diagram two of the group addressing processing unit one according to the embodiment of the present invention, and as shown in Figure 10, this device, except comprising all modules shown in Fig. 8, also comprises acquisition module 102, is described below to this acquisition module 102.
Acquisition module 102, is connected to above-mentioned first receiver module 72 and the first sending module 82, in the following manner one of at least, and the positional information of UE in the group that acquisition group mark is corresponding: the positional information of UE in home location server HSS inquiry group; The positional information of UE in policy charging rule entity PCRF inquiry group.
Figure 11 is the preferred structure block diagram three of the group addressing processing unit one according to the embodiment of the present invention, and as shown in figure 11, this device, except comprising all modules shown in Fig. 7, also comprises addressed module 112, is described below to this addressed module 112.
Addressed module 112, is connected to above-mentioned initiation module 76, for the mode that MBMS data can not be adopted to deliver is carried out to group addressing group in UE, the mode adopting terminal to activate carries out addressing.
Figure 12 is the preferred structure block diagram four of the group addressing processing unit one according to the embodiment of the present invention, and as shown in figure 12, this device, except comprising all modules shown in Figure 11, also comprises the second determination module 122, is described below to this second determination module 122.
Second determination module 122, be connected to above-mentioned initiation module 76 and addressed module 112, for one of at least determining UE in the group that the mode that MBMS data can not be adopted to deliver carries out group addressing in the following manner: determine UE in the group that the mode that MBMS data can not be adopted to deliver carries out group addressing according to the positional information of UE in the group obtained; Receive UE in group that employing terminal active mode that application server AS sends carries out addressing; Determine after group addressing timer expiry, the UE not receiving group addressing response be the mode that MBMS data can not be adopted to deliver carry out group addressing group in UE.
Figure 13 is the structured flowchart of the machine type communication MTC Interworking gateway according to the embodiment of the present invention, and as shown in figure 13, this machine type communication MTC Interworking gateway 130 comprises the group addressing processing unit 1 of above-mentioned any one.
Figure 14 is the structured flowchart of the application interface gateway A PIGW according to the embodiment of the present invention, and as shown in figure 14, this application interface gateway A PIGW140, comprises the group addressing processing unit 1 of above-mentioned any one.
Figure 15 is the structured flowchart of the group addressing processing unit two according to the embodiment of the present invention, and as shown in figure 15, this device comprises the 3rd receiver module 152, mapping block 154 and the second sending module 156, is described below to this device.
3rd receiver module 152, for receiving position mapping request, wherein, carries the positional information list of UE in the mapping request of position; Mapping block 154, is connected to above-mentioned 3rd receiver module 152, for the positional information of UE is mapped to multimedia broadcast/multicast service MBMS region; Second sending module 156, be connected to above-mentioned mapping block 154, response is mapped for sending position to the requesting party sending position mapping request, wherein, position maps in response and carries MBMS zone list, and the UE positional information list in MBMS region can not be mapped as, position maps response and carries out group addressing process for requesting party.
Figure 16 is the structured flowchart of the broadcast mode service center BM-SC according to the embodiment of the present invention, and as shown in figure 16, this broadcast mode service center BM-SC160 comprises the group addressing processing unit 2 162 of above-mentioned any one.
In order to realize group addressing to greatest extent, utilize MBMS flow process to realize group addressing, and overcome in correlation technique adopt MBMS to carry out shortcoming that broadcast mode carries out addressing, propose a kind of combination realizes group addressing method based on the terminal activation process that the company-data of MBMS issues flow process and SMS-Based in the present embodiment, the high efficiency that can effectively utilize MBMS data to broadcast, and overcome the defect that cannot cover all UE in group, improve the validity of group addressing.
Embodiment one: framework one:
Figure 17 is the group addressing configuration diagram according to the embodiment of the present invention one, as shown in figure 17, wherein,
(1) the integrated GCAS of SCS, by MB2 interface and BM-SC communication;
(2) SCS is by integrated GCAS, realizes Rx interface be connected with PCRF.
Figure 18 is the group addressing framework according to the embodiment of the present invention one, realizes the flow chart of group addressing, and as shown in figure 18, this flow process comprises the steps:
Stage A:MBMS resource reservation
Step S18A01, SCS/GCAS send MBMS to BM-SC and carry reservation request;
Step S18A02, the request of response and SCS/GCAS, BM-SC distribution T MGI, returns the reserved response of MBMS carrying, wherein carries MBMS beared information, as TMGI;
Stage B: application layer registration and UE position are collected
Step S18B01, UE initiate application layer registration to SCS/GCAS;
Step S18B02, after receiving the registration request of UE, SCS/GCAS subscribes to the positional information of UE to PCRF.PCRF returns the proximal most position information of UE to SCS/GCAS;
Thereafter, if the positional information change of UE, the UE positional information after renewal is reported SCS/GCAS by PCRF.
Step S18B03, SCS/GCAS return registration response to UE, wherein carry reserved MBMS beared information, as TMGI;
After step S1804, UE receive MBMS beared information, according to MBMS beared information monitoring MBMS broadcast, to obtain MBMS data;
Stage C: group addressing
Step S18C01, according to service needed, SCS/GCAS determines to initiate group addressing;
Step S18C02, SCS/GCAS send position mapping request to BM-SC, carry subdistrict position list (CellList);
In this step, in the group that SCS/GCAS reports according to PCRF, the positional information of UE, generates subdistrict position list.
Step S18C03, subdistrict position list mapping is become MBMS zone list (MBMSSAIList) by BM-SC, and map response to SCS/GCAS home position, wherein carry mapped MBMS zone list, and the list of subdistrict position that can not be mapped (NonMappingCellList);
Step S18C04, SCS/GCAS decision-making is initiated MBMS data and is delivered, in order to transmit group addressing message;
In this step, the MBMS zone list that SCS/GCAS returns according to BM-SC, subdistrict position list that can not be mapped, determine that MBMS data delivery is initiated in MBMS region in list.
Step S18C05, SCS/GCAS send MBMS data to BM-SC, wherein carry group addressing message.Deliver flow process according to MBMS data, UE reads MBMS data, obtains group addressing message;
Step S18C06, SCS/GCAS decision-making is initiated based on terminal activation request to some UE;
According to the information that BM-SC in step S18C03 returns, and the position of UE, SCS/GCAS decision-making is for the UE not in MBMS zone list, and initiating terminal activates.If the subdistrict position of a UE, be not mapped to MBMS region, then think this UE not in MBMS region, so need the mode using terminal to activate to issue group addressing message.
Step S18C07, SCS/GCAS, to MTC-IWF transmitting terminal activation request, wherein carry group addressing message.According to terminal activation process, terminal activates message and is delivered to corresponding UE;
In this step, SCS/GCAS performs terminal activation process to each UE performing terminal activation that needs.
After step S18C08, UE receive group addressing message, as required, initiate load creating to network, then mutual to SCS/GCAS initiation application layer messages.
Embodiment two: framework two:
Figure 19 is the group addressing configuration diagram according to the embodiment of the present invention two, as shown in figure 19, wherein:
(1) the integrated GCAS of MTC-IWF, realizes MB2 interface, calls BM-SC and realizes MBMS data delivery;
(2) MTC-IWF realizes Rx interface, calls PCRF, inquiry/subscribe to UE position;
(3) pass through Tsp interface communication between SCS/AS and MTC-IWF, this interface is enhanced to support group addressing;
Figure 20 is the flow chart of the group addressing according to the embodiment of the present invention one, and as shown in figure 20, this flow process comprises the steps:
Stage A:MBMS resource reservation
Step S20A01, SCS/AS send group addressing preparation request to MTC-IWF, carry group mark (Group-ID);
Step S20A02, MTC-IWF/GCAS send MBMS to BM-SC and carry reservation request;
Step S20A03, the request of response and MTC-IWF/GCAS, BM-SC distribution T MGI, returns the reserved response of MBMS carrying, wherein carries MBMS beared information, as TMGI;
Step S20A04, MTC-IWF return group addressing to SCS/AS and prepare response, wherein carry MBMS beared information, as: TMGI;
Stage B: application layer registration and UE position are collected
Step S20B01, UE initiate application layer registration to SCS/AS;
Step S20B02, after receiving the registration request of UE, SCS/AS sends to MTC-IWF and adds group request, carries group mark (Group-ID), UE and identifies (UE-ID);
Step S20B03, MTC-IWF subscribe to the positional information of UE to PCRF.PCRF returns the proximal most position information of UE to MTC-IWF;
Thereafter, if the positional information change of UE, the UE positional information after renewal is reported MTC-IWF by PCRF.
Step S20B04, in response to step S20B02, MTC-IWF to SCS/AS return add group response;
Step S20B05, SCS/GCAS return registration response to UE, wherein carry reserved MBMS beared information, as TMGI;
After step S20B06, UE receive MBMS beared information, according to MBMS beared information monitoring MBMS broadcast, to obtain MBMS data;
Stage C: group addressing
Step S20C01, according to service needed, SCS/AS determines to initiate group addressing;
Step S20C02, SCS/AS send group addressing request to MTC-IWF, wherein, carry group mark (Group-ID), group addressing message;
Step S20C03, MTC-IWF send position mapping request to BM-SC, carry subdistrict position list (CellList);
After receiving step S20C02 step, MTC-IWF is according to group mark, and UE list in acquisition group, according to the positional information of UE in the group that PCRF in abovementioned steps reports, generates subdistrict position list.
Step S20C04, subdistrict position list mapping is become MBMS zone list (MBMSSAIList) by BM-SC, and map response to SCS/GCAS home position, wherein carry mapped MBMS zone list, and the list of subdistrict position that can not be mapped (NonMappingCellList);
Step S20C05, MTC-IWF decision-making is initiated MBMS data and is delivered, in order to transmit group addressing message;
In this step, MTC-IWF adopts the same with the method for Figure 18 step S18C04, judges that initiating MBMS data delivers.
Step S20C06, MTC-IWF send MBMS data to BM-SC, wherein carry group addressing message.Deliver flow process according to MBMS data, UE reads MBMS data, obtains group addressing message;
Step S20C07, MTC-IWF decision-making is initiated based on terminal activation request to some UE;
In this step, MTC-IWF adopts the same with the method for Figure 18 step S18C06, judges initiating terminal activation request.
Step S20C08, MTC-IWF, to SMSC transmitting terminal activation request, wherein carry group addressing message.According to terminal activation process, terminal activates message and is delivered to corresponding UE;
In this step, MTC-IWF performs terminal activation process to each UE performing terminal activation that needs.
Step S20C09, MTC-IWF send group addressing response to SCS/AS;
After step S20C10, UE receive group addressing message, as required, initiate load creating to network, then mutual to SCS/GCAS initiation application layer messages.
Embodiment three: framework three:
Figure 21 is the group addressing configuration diagram according to the embodiment of the present invention three, as shown in figure 21, wherein:
(1) introduce API gateway (APIGateway is called for short APIGW) in a network, call carrier network ability, realize calling MTC-IWF, BM-SC, PCRF; ;
(2) APIGW provides API or Tsp interface to strengthen, and calls for SCS/AS, realizes group addressing and calls;
(3) APIGW realizes Tsp interface, calls MTC-IWF and activates to realize terminal;
(4) APIGW realizes MB2 interface, calls BM-SC and realizes MBMS data delivery;
(5) APIGW realizes Rx interface, calls inquiry/subscription that PCRF realizes UE position;
Figure 22 is the flow chart of the group addressing according to the embodiment of the present invention three, and as shown in figure 22, this flow process comprises the steps:
Compare with the flow process shown in Figure 20, the flow process shown in Figure 22 has following difference:
-as step S22A1, APIGW receive the group addressing preparation request of SCS/AS transmission, APIGW calls BM-SC, application TMGI resource;
-as step S22B3, APIGW receive that SCS/AS sends add group request after, subscribe to UE positional information to PCRF;
-as step S22C05, the delivery of step S22C07, APIGW decision-making use MBMS data, the activation of SMS terminal, to realize group addressing;
In the flow process shown in Figure 22, the centralized control point that APIGW is UE positional information in control MBMS bearing resource, collection group, decision-making MBMS data is delivered, SMS terminal activates.
Embodiment four:
In the flow process shown in Figure 18,20,22, no matter be SCS, MTC-IWF, or APIGW, collect the positional information of UE, all after UE initiates application registration message to SCS/AS.
Figure 23 is the flow chart of the group addressing according to the embodiment of the present invention four, as shown in figure 23, when SCS/AS initiates group addressing preparation request time, and the positional information of UE in trigger collection group.
As shown in figure 23, following steps are comprised:
Step S23A01, SCS/AS send group addressing preparation request to APIGW, carry UE identification list (UEIDList) in group mark (Group-ID), group;
Step S23A02, APIGW send MBMS to BM-SC and carry reservation request;
Step S23A03, BM-SC return the reserved response of MBMS carrying to APIGW, wherein carry MBMS beared information, as TMGI;
Step S23A04, subscribes to UE positional information to each UE, APIGW in group to PCRF;
UE identification list in the group that APIGW provides according to SCS/AS in step S23A01, subscribes to UE positional information to PCRF.
Step S23A05, APIGW return group addressing to SCS/AS and prepare response, wherein carry MBMS beared information, as: TMGI;
So far, APIGW have subscribed the positional information of UE in group to PCRF, can according to the positional information of UE in group, and carrying out decision-making is initiate MBMS data to deliver or the activation of SMS terminal, to issue group addressing message.Thereafter, as shown in S10C01 ~ S10C10 in Figure 22 flow process, continue to perform subsequent step.
In the flow process shown in Figure 23, UE list in the group that APIGW obtains is that SCS/AS provides in step S23A01.
Another kind method is, SCS/AS does not provide UE list in group, and APIGW obtains UE list in group from HSS inquiry.That is, in HSS in UE subscription data, store group mark (GroupID) information, APIGW initiates inquiry request to HSS, and HSS, according to the group mark in UE subscription data, returns UE list in group.
Embodiment five:
Figure 18,20,22, in the flow process of 23, whether SCS/MTC-IWF/APIGW decision-making is initiated independent terminal to UE in the group of failing to receive MBMS data (wherein carrying group addressing message) and is activated, be carry out decision-making according to the current residing position of UE in group, namely whether in MBMS region, carry out decision-making according to the position of UE in group.
Another kind method is, SCS/AS is after initiation group addressing, start group addressing timer, after group addressing timer exceeds the time limit, if still there is UE in group not to be addressed to, namely this UE does not initiatively initiate and the service interaction of SCS/AS, then SCS/AS initiatively activates to these UE initiating terminals or trial initiates downstream message in GC1 signaling.
Figure 24 is the flow chart of the group addressing according to the embodiment of the present invention five, and as shown in figure 24, this flow process comprises the steps:
Step S24A01 ~ step S24A05, the same with flow process in Figure 23 (S11A01 ~ S11A05), SCS/AS initiates group addressing and prepares, and APIGW asks BM-SC to reserve MBMS resource for this group.Meanwhile, APIGW is to the positional information of UE in PCRF subscription group.
Step S24B01 ~ step S24B02, UE initiates application registration to SCS/AS, and SCS/AS returns MBMS resource information in the registration response, as TMGI;
Step S24C01 ~ step S24C03, according to service needed, group addressing is initiated in SCS/AS decision-making, and SCS/AS initiates group addressing request to APIGW.Meanwhile, SCS/AS starts group addressing timer;
Step S24C04 ~ step S24C08, as shown in figure 22 flow process, APIGW initiates MBMS data and delivers, and carries group addressing message, and returns group addressing response to SCS/AS;
After step S24C09, UE receive MBMS data, according to group addressing message, initiate application to SCS/AS mutual;
Step S24C10 ~ step S24C12, after group addressing timer exceeds the time limit, SCS/AS initiates UE in the mutual group of application to not timely and SCS/AS, initiates separately the terminal activation of SMS-Based.Activate corresponding to terminal, the application of these UE initiation and SCS/AS is mutual.
Certainly, in step S24C10 ~ step S24C12, SCS/AS can also initiate UE in the mutual group of application to not timely and SCS/AS, first attempts issuing application layer messages on GC1 interface, if target terminal does not respond, reattempt the terminal activation this terminal being initiated to SMS-Based.
Particularly, SCS/AS can according to UE in group to the response of group addressing message, and generate the UE identification list not returning group addressing response in time, this UE identification list is sent to APIGW, the terminal that triggering APIGW initiates SMS-Based for these UE activates.
In addition, in the flow process of above-described embodiment one to embodiment five, the method for the position of UE in collection group is all inquire about to PCRF launch position.This method for the UE of fixed area, can obtain the latest position of UE for non-resident in time.But this method likely can bring more position enquiring signaling, for main flow for the UE of fixed area, it is not very economical method.
A kind of method of improvement is, MTC-IWF or APIGW can inquire the positional information of UE in group from HSS.For the UE with the resident feature in region, fixed position, the resident area (as: Cell-ID of resident community) of this UE can be stored in HSS, thus this positional information can be returned to MTC-IWF, APIGW.When MTC-IWF, APIGW to inquire after the positional information of UE in group from HSS, can, according to local policy configuration, determine not initiate dynamic UE position enquiring to PCRF, thus the signaling consumption as far as possible caused by reduction UE position enquiring flow process.
Obviously, those skilled in the art should be understood that, above-mentioned of the present invention each module or each step can realize with general calculation element, they can concentrate on single calculation element, or be distributed on network that multiple calculation element forms, alternatively, they can realize with the executable program code of calculation element, thus, they can be stored and be performed by calculation element in the storage device, and in some cases, step shown or described by can performing with the order be different from herein, or they are made into each integrated circuit modules respectively, or the multiple module in them or step are made into single integrated circuit module to realize.Like this, the present invention is not restricted to any specific hardware and software combination.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (17)
1. a group addressing processing method, is characterized in that, comprising:
Receive the group addressing request that application server AS sends, wherein, in described group addressing request, carry group mark;
Identify according to described group, determine the MBMS region of the multimedia broadcast/multicast service MBMS of group addressing;
Initiate MBMS data according to the described MBMS region determined to deliver, wherein, described MBMS data carries group addressing message in delivering.
2. method according to claim 1, is characterized in that, before determining the described MBMS region of the described MBMS of group addressing, also comprises:
Send position mapping request to broadcast mode service center BM-SC, wherein, in the mapping request of described position, carry the positional information list of UE;
Receive the position mapping response that described BM-SC returns, wherein, described position maps in response and carries MBMS zone list, and can not be mapped as the UE positional information list in MBMS region.
3. method according to claim 2, is characterized in that, the described MBMS region determining the described MBMS of group addressing comprises:
Map the described MBMS zone list carried in response according to described position, and the UE positional information list in MBMS region can not be mapped as, determine the MBMS region of group addressing.
4. method according to claim 2, is characterized in that, before sending position mapping request to broadcast mode service center BM-SC, also comprises in the following manner one of at least, obtains the positional information of UE in group corresponding to described group of mark:
The positional information of UE in home location server HSS inquiry group;
The positional information of UE in policy charging rule entity PCRF inquiry group.
5. method according to claim 1, is characterized in that, in the MBMS region of multimedia broadcast/multicast service determining group addressing, initiates after MBMS data delivers, also to comprise:
UE in described group that the mode that MBMS data can not be adopted to deliver is carried out to group addressing, the mode adopting terminal to activate carries out addressing.
6. method according to claim 5, it is characterized in that, before the mode that UE adopts terminal to activate in the group of the mode that MBMS data can not be adopted to deliver being carried out to group addressing carries out addressing, also comprise UE in described group that one of at least determines that the mode that MBMS data can not be adopted to deliver carries out group addressing in the following manner:
UE in described group that determines that the mode that MBMS data can not be adopted to deliver carries out group addressing according to the positional information of UE in the group obtained;
Receive UE in described group that employing terminal active mode that application server AS sends carries out addressing;
Determine after group addressing timer expiry, the UE not receiving group addressing response is UE in the mode that MBMS data can not be adopted to deliver carry out group addressing described group.
7. a group addressing processing method, is characterized in that, comprising:
Receive position mapping request, wherein, in the mapping request of described position, carry the positional information list of UE;
The positional information of described UE is mapped to multimedia broadcast/multicast service MBMS region;
Send position to the requesting party sending described position mapping request and map response, wherein, described position maps in response and carries MBMS zone list, and the UE positional information list in MBMS region can not be mapped as, described position maps response and carries out group addressing process for described request side.
8. a group addressing processing unit, is characterized in that, comprising:
First receiver module, for receiving the group addressing request that application server AS sends, wherein, carries group mark in described group addressing request;
First determination module, for identifying according to described group, determines the MBMS region of the multimedia broadcast/multicast service MBMS of group addressing;
Initiation module, deliver for initiating MBMS data according to the described MBMS region determined, wherein, described MBMS data carries group addressing message in delivering.
9. device according to claim 8, is characterized in that, also comprises:
First sending module, for sending position mapping request to broadcast mode service center BM-SC, wherein, carries the positional information list of UE in the mapping request of described position;
Second receiver module, the position returned for receiving described BM-SC maps response, and wherein, described position maps in response and carries MBMS zone list, and can not be mapped as the UE positional information list in MBMS region.
10. device according to claim 9, is characterized in that, described first determination module comprises:
Determining unit, for mapping the described MBMS zone list carried in response according to described position, and can not be mapped as the UE positional information list in MBMS region, determine the MBMS region of group addressing.
11. devices according to claim 9, is characterized in that, also comprise: acquisition module, in the following manner one of at least, obtain the positional information of UE in group corresponding to described group of mark:
The positional information of UE in home location server HSS inquiry group;
The positional information of UE in policy charging rule entity PCRF inquiry group.
12. devices according to claim 8, is characterized in that, also comprise:
Addressed module, for UE in the mode that MBMS data can not be adopted to deliver is carried out to group addressing described group, the mode adopting terminal to activate carries out addressing.
13. devices according to claim 12, is characterized in that, also comprise: the second determination module, for UE in one of at least determine that the mode that MBMS data can not be adopted to deliver carries out group addressing in the following manner described group:
UE in described group that determines that the mode that MBMS data can not be adopted to deliver carries out group addressing according to the positional information of UE in the group obtained;
Receive UE in described group that employing terminal active mode that application server AS sends carries out addressing;
Determine after group addressing timer expiry, the UE not receiving group addressing response is UE in the mode that MBMS data can not be adopted to deliver carry out group addressing described group.
14. 1 kinds of machine type communication MTC Interworking gateway, is characterized in that, comprise the device according to any one of claim 8 to 13.
15. 1 kinds of application interface gateway A PIGW, is characterized in that, comprise the device according to any one of claim 8 to 13.
16. 1 kinds of group addressing processing unit, is characterized in that, comprising:
3rd receiver module, for receiving position mapping request, wherein, carries the positional information list of UE in the mapping request of described position;
Mapping block, for being mapped to multimedia broadcast/multicast service MBMS region by the positional information of described UE;
Second sending module, response is mapped for sending position to the requesting party sending described position mapping request, wherein, described position maps in response and carries MBMS zone list, and the UE positional information list in MBMS region can not be mapped as, described position maps response and carries out group addressing process for described request side.
17. 1 kinds of broadcast mode service center BM-SC, is characterized in that, comprise the group addressing processing unit described in claim 16.
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| CN109788034B (en) * | 2018-12-18 | 2021-12-07 | 珠海派诺科技股份有限公司 | Configuration method for gateway access equipment, electronic equipment and storage medium |
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