CN101340702A - Method for linking UE with IPTV, AS and stream media server - Google Patents
Method for linking UE with IPTV, AS and stream media server Download PDFInfo
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- CN101340702A CN101340702A CNA2007100763968A CN200710076396A CN101340702A CN 101340702 A CN101340702 A CN 101340702A CN A2007100763968 A CNA2007100763968 A CN A2007100763968A CN 200710076396 A CN200710076396 A CN 200710076396A CN 101340702 A CN101340702 A CN 101340702A
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Abstract
The invention discloses a method for building connection between UE (user equipment) and an IPTV server, and relevant user equipment, an application server and a central streaming media server. In the technology proposal, whether reselection of the IPTV server is necessary is judged, and if yes, connection between the UE and the IPTV server which is reselected according to current location information of the UE is built. The technology proposal of the invention can well ensure the stability of the connection between the UE and the IPTV server in the use of IPTV business of the UE when the UE moves in a relative large scope, thereby guaranteeing QoS of the IPTV business of a user.
Description
Technical field
The present invention relates to the communications field, relate in particular to the chained technology of a kind of UE and IPTV server.
Background technology
IPTV (Internet Protocol TV OR Interactive Personal TV, Web TV), also claim IPTV, be a kind of utilization but be not limited to ADSL or access band net such as Ethernet, to the technology that the wideband video service is provided with computer, TV and other-end user, the main feature of IPTV is its interactivity and real-time.
At present, the linking of various servers and user equipment (UE) among the IPTV, as various distributed servers among the IPTV: ordering server VoD Server, electronic performance nevigation server EPG are a kind of links of continuation.
As shown in Figure 1, provided (IP Multimedia Subsystem based on IMS, IP Multimedia System) IPTV service application scene schematic diagram, this scene schematic diagram comprises: AS11 (Application Server, application server), CSCF12 (Call Session Control Function, conversation control function), EPG server zone 13 (Electronic Program Guide, Electronic Program Guide), UE14 (User Equipment, subscriber equipment), VoD Server group 15 (Video on Demand Server, ordering server).Wherein, the EPG server zone further comprise EPG1, EPG2 ..., the EPG of EPG (n-1), EPG a plurality of independent distribution formulas such as (n), VoD Server group 15 further comprise VoD Server1, VoDServer2 ..., the VoDServer of VoD Server (n-1), VoD Server a plurality of independent distribution formulas such as (n).
When the UE that supports streaming media playing when using IPTV professional, AS can distribute a VoDServer (as VoD Server1) and an EPG (as EPG1) to UE, UE did not keep linking before withdrawing from the IPTV business always with between this VoD Server1 and the EPG1.But, if moving in a big way takes place in UE in the process of using the IPTV business, be difficult to guarantee in the current network that UE can the current VoD Server1 of successful access and the content of EPG1, also just mean to link probably stablely inadequately between current VoD Server1 or EPG1 and the UE, delay phenomenon occurs.On the other hand, VoD Server and EPG are again distributed deployments, thus the user before not withdrawing from the IPTV business, network side can link UE and its foundation for UE redistributes new VoD Server or new EPG.This will have influence on the professional stability of using, and the QoS of User IP TV business (Quality of Service, service quality).
Summary of the invention
Method and corresponding user equipment, application server and center streaming media server that the embodiment of the invention provides a kind of UE of foundation and IPTV server to link, use in the process of IPTV business at UE, when in a big way mobile takes place in UE, can guarantee the stability that UE and IPTV server link well, ensure the QoS of User IP TV business.
The invention provides the method that a kind of UE of foundation and IPTV server link, described method comprises:
Obtain the current location information of subscriber equipment;
Judge when the IPTV server address of current location information correspondence of described subscriber equipment and presently used IPTV server address are inconsistent, set up described subscriber equipment and linking according to the described selected IPTV server of subscriber equipment current location information.
The invention provides the method that a kind of UE of foundation and IPTV server link, described method comprises:
Receive the new IPTV server address that network side is distributed according to the subscriber equipment current location information;
Subscriber equipment judges when the IPTV server address of the new IPTV server address of described distribution and current use is inconsistent, sets up and the linking of described newly assigned IPTV server.
The invention provides a kind of subscriber equipment, described subscriber equipment comprises:
Communication unit is used to receive the new IPTV server address that network side is distributed according to the subscriber equipment current location information;
Decision package is used to judge whether the new IPTV server address of described distribution is consistent with the IPTV server address of current use;
Performance element is used for when decision package judged result when being inconsistent, sets up and the linking of described newly assigned IPTV server.
The invention provides a kind of application server, described application server comprises:
Communication unit is used to obtain the current location information of subscriber equipment;
Decision package is used to judge whether the IPTV server address of current location information correspondence of described subscriber equipment is consistent with presently used IPTV server address;
Communication unit is used for when decision package judged result when being inconsistent, and notifying user equipment is set up and linking according to the IPTV server of the current location information institute gravity treatment of subscriber equipment.
The invention provides a kind of center streaming media server, described center streaming media server comprises:
Communication unit is used to obtain the current location information of subscriber equipment;
Allocation units, being used for when application server judges that the IPTV server address of current location information correspondence of described subscriber equipment and presently used IPTV server address are inconsistent, is the new IPTV server of user equipment allocation according to the current location information of subscriber equipment.
The invention provides a kind of center streaming media server, described center streaming media server comprises:
Communication unit is used to obtain the current location information of subscriber equipment;
Decision package is used to judge whether the IPTV server address of current location information correspondence of described subscriber equipment is consistent with presently used IPTV server address;
Allocation units are used for when decision package judged result when being inconsistent, are the new IPTV server of user equipment allocation according to the current location information of subscriber equipment.
By the technical scheme of the invention described above embodiment as can be seen, in the embodiment of the invention, when in a big way mobile taken place in UE is using the process of IPTV business, by obtaining the UE current location information, need to judge whether gravity treatment IPTV server, if desired, then according to the current location information gravity treatment and set up and the linking of newly assigned IPTV server, thereby the IPTV server is guaranteed the stability of Media Stream link, ensures the QoS of User IP TV business.
Description of drawings
The IPTV service application scene schematic diagram based on IMS of Fig. 1 for providing in the prior art;
Fig. 2 sets up the flow chart that UE and edge VoDServer link for the heavy login mechanism of the utilization of first embodiment provided by the invention;
Fig. 3 sets up the flow chart that UE and edge VoDServer link for the heavy login mechanism of the utilization of second embodiment provided by the invention;
Fig. 4 sets up the flow chart that UE and edge VoDServer link for the heavy login mechanism of the utilization of the 3rd embodiment provided by the invention;
Fig. 5 sets up the flow chart that UE and edge VoD Server link for the handover mechanism that utilizes of the 4th embodiment provided by the invention;
Fig. 6 sets up the flow chart that UE and edge VoD Server link for the handover mechanism that utilizes of the 5th embodiment provided by the invention;
Fig. 7 sets up the flow chart that UE and edge VoD Server link for the handover mechanism that utilizes of the 6th embodiment provided by the invention;
Fig. 8 sets up the flow chart that UE and EPG link for the heavy login mechanism of the utilization of the 7th embodiment provided by the invention;
Fig. 9 sets up the flow chart that UE and EPG link for the heavy login mechanism of the utilization of the 8th embodiment provided by the invention;
Figure 10 sets up the flow chart that UE and EPG link for the heavy login mechanism of the utilization of the 9th embodiment provided by the invention;
Figure 11 sets up the flow chart that UE and EPG link for the handover mechanism that utilizes of the tenth embodiment provided by the invention;
Figure 12 sets up the flow chart that UE and EPG link for the handover mechanism that utilizes of the 11 embodiment provided by the invention;
Figure 13 sets up the flow chart that UE and EPG link for the handover mechanism that utilizes of the 12 embodiment provided by the invention;
The heavy login mechanism of the utilization that Figure 14 provides for the embodiment of the invention is set up the system diagram that UE and edge VoD Server link;
Figure 15 sets up the system diagram that UE and edge VoD Server link for the handover mechanism that utilizes that the embodiment of the invention provides;
The heavy login mechanism of the utilization that Figure 16 provides for the embodiment of the invention is set up the system diagram that UE and EPG link;
Figure 17 sets up the system diagram that UE and EPG link for the handover mechanism that utilizes that the embodiment of the invention provides;
The installation drawing of the center VoD Server that Figure 18 provides for the embodiment of the invention.
Embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, below in conjunction with embodiment and accompanying drawing, the present invention is further detailed explanation.
Technical scheme of the present invention can be applicable to the link process of various servers and user equipment (UE) among the IPTV, as various distributed servers among the IPTV: ordering server VoD Server, electronic performance nevigation server EPG.Wherein, VoD Server is a kind of of streaming media server, in the IPTV technical development, does not get rid of the server that streaming media server can also be other, so herein, streaming media server is not restricted to VoD Server.But for the aspect of describing, following embodiment only with VoD Server and UE link and the example that is linked as of EPG and UE describes.
As shown in figure 14, be to utilize heavy login mechanism to set up the system that UE and edge VoD Server link.This system comprises terminal UE 141, CSCF142, AS143, center VoD Server144, VoDServer145 edge, edge VoD Server146.Wherein, center VoD Server is meant the director server in the network, is responsible for the scheduling Edge Server and carries out distribution of media to edge VoD Server; Edge VoD Server mainly refers to directly provide for the user server of Media Stream.
UE141 further comprises decision package 1411, communication unit 1412, performance element 1413; The further decision package 1431 of AS143, communication unit 1432, notification unit 1433; Center VoD Server144 further comprises allocation units 1441, communication unit 1442.
As shown in Figure 2, first embodiment provided by the invention, utilize heavy login mechanism to set up linking of UE and edge VoD Server, below in conjunction with as shown in figure 14 utilization heavily login mechanism set up UE and the system that edge VoDServer links, describe the specific implementation process of first embodiment in detail.
Step 201, UE141 sends heavy register requirement to CSCF142;
The communication unit 1412 of UE141 sends heavy register requirement to CSCF142.
Step 202, CSCF142 sends the third-party registration request to AS143;
CSCF142 sends the third-party registration request according to the heavy register requirement of receiving to the communication unit 1432 of AS143, carry the UE141 current location information in the wherein said third-party registration request message, carry the UE141 current location information in the described third-party registration request message and specifically can send PANI (P-CSCF Access NetWork Info) domain representation user current location information in the described message by CSCF142.
Can execution in step 203 after the step 202, also can cross directly execution in step 204 of step 203.
The communication unit 1432 of AS143 is passed to decision package 1431 with the UE141 current location information that carries in the described third-party registration request message, decision package 1431 is judged according to whether the VoD Server address, edge of the VoD Server address, edge of UE141 current location information correspondence and current use is consistent, specifically can judge according to the positional information of UE region and the incidence relation between the VoD Server address, edge, if the edge VoD Server of the current region of UE141 correspondence is consistent with the VoDServer146 address, edge of current use, then continue to use current edge VoD Server146, this gravity treatment edge VoDServer flow process finishes.If the edge VoD Server of the current region of UE141 correspondence and the VoD Server146 address, edge of current use are inconsistent, illustrate that the user has taken place to stride by moving of coverage on a large scale, then execution in step 204.
Step 204, AS143 sends the request of gravity treatment edge VoD Server to center VoD Server;
The notification unit 1433 of AS143 is sent as the request of UE141 gravity treatment edge VoD Server to the communication unit 1442 of center VoD Server144, carries the current location information of UE141 in the described reselection request message.
Step 205, center VoD Server144 returns VoD Server145 address, newly assigned edge to AS143;
After the communication unit 1442 of center VoD Server144 receives described reselection request, be given to allocation units 1441, allocation units 1441 are that UE141 distributes new edge VoD Server145 according to the UE141 current location information that carries in the described reselection request, and return VoDServer145 address, newly assigned edge by communication unit 1442 and give AS143.
Above-mentioned allocation units 1441 are that UE141 distributes new edge VoD Server145 according to the UE141 current location information that carries in the described reselection request, specifically can realize distribution according to incidence relation, edge VoD Server load balancing and other relevant allocation strategies between the address of the positional information of UE region and edge VoD Server.
After the step 205, if the front does not have execution in step 203, then execution in step 206; If step 203 has been carried out in the front, then cross step 206, directly execution in step 207.
The communication unit 1432 of AS143 is given to decision package 1431 with the UE141 current location information that carries in the described third-party registration request message, decision package 1431 is judged according to whether the VoD Server address, edge of the VoD Server address, edge of UE141 current location information correspondence and current use is consistent, specifically can judge according to the incidence relation between the address of the positional information of UE region and edge VoD Server, if the VoD Server address, edge of the current region of UE141 correspondence is consistent with the edge VoD Server146 of current use, then continue to use current edge VoD Server146, this gravity treatment edge VoDServer flow process finishes.If the VoD Server address, edge of the current region of UE141 correspondence and the edge VoD Server146 of current use are inconsistent, illustrate that the user has taken place to stride by moving of coverage on a large scale, then execution in step 207.
In addition, in the described step 206, AS143 judges whether to set up with newly assigned edge VoD Server and links, can also judge according to whether the VoDServer146 address, edge of VoD Server145 address, newly assigned edge and current use is consistent, if it is consistent, then continue to use current edge VoDServer146, this gravity treatment edge VoD Server flow process finishes.If inconsistent, illustrate that then the user has taken place to stride by moving of coverage on a large scale, then execution in step 207.
The communication unit 1432 of AS143 sends the Notify notification message to CSCF142, carries newly assigned edge VoD Server145 address information in the described notification message.
CSCF142 transmits the Notify notification message to the communication unit 1412 of UE141, carries newly assigned edge VoD Server145 address information in the described message.
The communication unit 1412 of UE141 sends 200 responses and gives CSCF142.
CSCF142 transmits the communication unit 1432 that AS143 is given in 200 responses.
Step 211 consults to set up Media Stream link (program URL, reproduction time);
The communication unit 1412 of UE141 is given to the VoDServer145 address, newly assigned edge of carrying in the Notify notification message performance element 1413 of UE141, performance element 1413 is consulted to set up Media Stream according to VoD Server145 address, described newly assigned edge with newly assigned edge VoD Server145 and is linked, and in progress program URL and reproduction time reported newly assigned edge VoD Server145, need to prove, here report in the information of newly assigned edge VoD Server145, be not limited only in progress program URL and reproduction time.
Step 212, UE141 disconnects the link as leading edge VoD Server146, and foundation links with newly assigned edge VoD Server145's;
The performance element 1413 of UE141 receives after the Media Stream of newly assigned edge VoD Server145, and disconnection and the Media Stream of working as between the leading edge VoD Server146 link.Or performance element 1413 disconnects earlier and links when the Media Stream between the leading edge VoD Server146, and the Media Stream that receives new edge VoDServer145 is again play.
In the foregoing description, the deterministic process of step 203 or step 206 is to finish on the decision package 1431 of AS143, and in addition, this deterministic process also can correspondingly be finished on the decision package of center VoD Server144.Shown in the center VoD Server device of Figure 18, center VoD Server is made up of decision package, allocation units and communication unit.If VoD Server judges at the center, then have more different, specific as follows described with step 203 to the process of step 206:
After AS143 receives the third-party registration request, communication unit to center VoD Server sends request for allocation, described request for allocation is carried the current location information of UE141, before the allocation units of center VoD Server new edge VoD Server of current location information distribution according to UE141, the decision package of center VoD Server judges whether to need to distribute new edge VoD Server, and this concrete determination methods is equal to step 203; Perhaps, after the allocation units of center VoD Server new edge VoD Server of current location information distribution according to UE141, the decision package of center VoD Server judges whether and need give AS143 newly assigned edge VoD Server address notification that this concrete determination methods is equal to step 206.
As shown in Figure 3, second embodiment provided by the invention, utilize heavy login mechanism to set up linking of UE and edge VoD Server, below in conjunction with as shown in figure 14 utilization heavily login mechanism set up UE and the system that edge VoDServer links, describe the specific implementation process of second embodiment in detail.
Step 301, UE141 sends heavy register requirement to CSCF142;
The communication unit 1412 of UE141 sends heavy register requirement to CSCF142.
Step 302, described CSCF142 sends the third-party registration request to AS143;
CSCF142 sends the third-party registration request according to the heavy register requirement that receives to the communication unit 1432 of AS143, carry the UE141 current location information in the wherein said third-party registration request message, carry the UE141 current location information in the described third-party registration request message and specifically can send PANI domain representation user current location information in the described message by CSCF142.
Step 303, AS143 carries the current location information of UE141 to the request for allocation of center VoD Server144 transmission gravity treatment edge VoD Server in the request message;
The notification unit 1433 of AS143 is sent as the request for allocation of UE141 gravity treatment edge VoDServer to center VoD Server144, carries the current location information of UE141 in the described allocation request message.
Step 304, center VoD Server144 returns VoD Server145 address, newly assigned edge and gives AS143;
After the communication unit 1442 of center VoD Server144 receives described request for allocation, be given to allocation units 1441, allocation units 1441 are that UE141 distributes new edge VoDServer145 according to the current location information of UE141, and return the communication unit 1432 that AS143 is given in VoD Server145 address, newly assigned edge by communication unit 1442.
Above-mentioned allocation units 1441 are that UE141 distributes new edge VoD Server145 according to described UE141 current location information, specifically can realize distributing with incidence relation, edge VoD Server load balancing and other relevant allocation strategies of VoD Server address, edge according to the positional information of UE region.
The communication unit 1432 of AS143 sends the Notify notification message to CSCF142, carries newly assigned edge VoD Server145 address information in the described notification message.
CSCF142 transmits the communication unit 1412 of Notify notification message to UE141, carries newly assigned edge VoD Server145 address information in the described message.
The communication unit 1412 of UE141 sends 200 responses to CSCF142.
CSCF142 transmits the communication unit 1432 that AS143 is given in 200 responses.
The communication unit 1412 of UE141 is transmitted to decision package 1411 with carrying VoDServer145 address, newly assigned edge in the Notify notification message, decision package 1411 is judged according to whether the VoD Server146 address, edge of VoDServer145 address, newly assigned edge and the current use of UE141 is consistent, if address unanimity, then continue to use current edge VoD Server146, this gravity treatment edge VoD Server flow process finishes.If the address is inconsistent, illustrate that UE141 has taken place to stride moving of coverage on a large scale, then execution in step 310.
Step 310 consults to set up Media Stream link (program URL, reproduction time);
The performance element 1413 of UE141 is consulted to set up Media Stream according to the VoD Server145 address of returning, newly assigned edge with newly assigned edge VoD Server145 and is connected, and in progress program URL and reproduction time are reported newly assigned edge VoD Server145.Need to prove, report here in the information of newly assigned edge VoD Server145, be not limited only in progress program URL and reproduction time.
Step 311, UE141 disconnects the link as leading edge VoD Server146, and foundation links with newly assigned edge VoD Server145's;
The performance element 1413 of UE141 receives after the Media Stream of newly assigned edge VoD Server145, and disconnection and the Media Stream of working as between the leading edge VoD Server146 link.Or performance element 1413 disconnects earlier and links when the Media Stream between the leading edge VoD Server146, and the Media Stream that receives newly assigned edge VoDServer145 is again play.
As shown in Figure 4, the 3rd embodiment provided by the invention, utilize heavy login mechanism to set up linking of UE and edge VoD Server, below in conjunction with as shown in figure 14 utilization heavily login mechanism set up UE and the system that edge VoDServer links, describe the specific implementation process of the 3rd embodiment in detail.
Step 401, UE141 sends heavy register requirement to CSCF142;
The communication unit 1412 of UE141 sends heavy register requirement to CSCF142.
Step 402, described CSCF142 sends the third-party registration request to AS143;
CSCF142 sends the third-party registration request according to the heavy register requirement that receives to the communication unit 1432 of AS143, carry the UE141 current location information in the wherein said third-party registration request message, carry the UE141 current location information in the described third-party registration request message and specifically can send PANI domain representation user current location information in the described message by CSCF142.
The communication unit 1432 of AS143 is transmitted to decision package 1431 with the UE141 current location information that carries in the described third-party registration request message, decision package 1431 is judged according to whether the VoD Server address, edge of the VoD Server address, edge of UE141 current location information correspondence and current use is consistent, specifically can judge according to the positional information of UE region and the incidence relation of VoD Server address, edge, if the VoD Server address, edge of the current region of UE141 correspondence is consistent with the VoD Server address, edge of current use, then continue to use current edge VoD Server, this gravity treatment edge VoDServer flow process finishes.If the VoD Server address, edge of UE141 region correspondence, illustrates the user with inconsistent with the VoD Server address, edge of current use and has taken place to stride moving of coverage on a large scale that then execution in step 404.
The communication unit 1432 of AS143 sends the Notify notification message to CSCF142, carries the UE141 current position information in the described notification message.
CSCF142 transmits the communication unit 1412 of Notfy notification message to UE141, carries the UE141 current position information in the described notification message.
The communication unit 1412 of UE141 sends 200 responses to CSCF142.
CSCF142 transmits the communication unit 1432 that AS143 is given in 200 responses.
Step 408, UE141 carries the current location information of UE141 to the request for allocation of center VoD Server144 transmission gravity treatment edge VoD Server in the request message;
The communication unit 1412 of UE141 is sent as the request for allocation of UE141 gravity treatment edge VoDServer to center VoD Server144, carries the current location information of UE141 in the request message.
Step 409, center VoD Server144 returns VoD Server145 address, newly assigned edge and gives UE141;
After the communication unit 1442 of center VoD Server144 receives described request for allocation, the current location information of the UE141 that carries in the described request message is given to allocation units 1041, allocation units 1041 are that UE141 distributes new edge VoD Server145 according to the current location information of UE141, and return the communication unit 1412 that UE141 is given in VoD Server145 address, newly assigned edge by communication unit 1442.
Above-mentioned allocation units 1441 are that UE141 distributes new edge VoD Server145 according to described UE141 current location information, specifically can realize distributing with incidence relation, edge VoD Server load balancing and other relevant allocation strategies of VoD Server address, edge according to the positional information of UE region.
Step 410 consults to set up Media Stream link (program URL, reproduction time);
The performance element 1413 of UE141 is consulted to set up Media Stream according to the VoD Server145 address of returning, newly assigned edge with newly assigned edge VoD Server145 and is connected, and in progress program URL and reproduction time are reported newly assigned edge VoD Server145.Need to prove, report here in the information of newly assigned edge VoD Server145, be not limited only in progress program URL and reproduction time.
Step 411, UE141 disconnects the link as leading edge VoD Server146, and foundation links with newly assigned edge VoD Server145's;
The performance element 1413 of UE141 receives after the Media Stream of newly assigned edge VoD Server145, disconnects and the Media Stream of working as between the leading edge VoD Server146.Or performance element 1413 disconnects earlier and links when the Media Stream between the leading edge VoD Server146, and the Media Stream that receives newly assigned edge VoDServer145 is again play.
In the foregoing description, the deterministic process of step 403 is to finish on the decision package of AS, and in addition, this deterministic process also can correspondingly be finished on the decision package of center VoD Server.Shown in the center VoD Server device of Figure 18, center VoD Server is made up of decision package, allocation units and communication unit.If step 403 is finished on the decision package of VoD Server, should comprise also that before AS is transmitted to the step of the communication unit of center VoD Server with the UE current location information, other implementation step and process are identical with finishing on AS.
As shown in figure 15, for utilizing handover mechanism to set up the system that UE and edge VoD Server link.This system comprises user terminal UE151, inserts side 152, GGSN153, CSCF154, AS155, center VoD Server156, edge VoD Server157 and edge VoD Server158.Wherein, UE151 further comprises decision package 1511, communication unit 1512, performance element 1513; AS155 further comprises decision package 1551, communication unit 1552, notification unit 1553; Center VoD Server156 further comprises allocation units 1561 and communication unit 1562.
As shown in Figure 5, the 4th embodiment provided by the invention, utilize handover mechanism to set up linking of UE and edge VoDServer, set up UE and the system that edge VoD Server links, describe the specific implementation process of the 4th embodiment in detail below in conjunction with the handover mechanism that utilizes as shown in figure 15.
The performance element 1513 of UE151 is finished the switching that inserts side 152 in receiving media stream.
Step 502 inserts side 152 and reports handover event and UE151 current location information to give GGSN153, and described UE151 current location information is the positional information after switching, and this positional information is called destination locations information when the user will switch.
Step 503, GGSN153 reports handover event and UE151 current location information to CSCF154.
Step 504, CSCF154 reports handover event and UE151 current location information to AS155;
CSCF154 reports handover event and the UE151 current location information communication unit 1552 to AS155.
Can execution in step 505 after the step 504, also can cross directly execution in step 506 of step 505.
The communication unit 1552 of AS155 is transmitted to decision package 1551 with the UE151 current location information, decision package 1551 is judged according to whether the VoD Server address, edge of the VoD Server address, edge of UE151 current location information correspondence and current use is consistent, specifically can judge according to the positional information of UE region and the incidence relation of VoD Server address, edge, if the VoD Server address, edge of the current region of UE151 correspondence is consistent with the VoD Server158 address, edge of current use, then continue to use current edge VoD Server158, this gravity treatment edge VoD Server flow process finishes.If the VoD Server address, edge of the current region of UE151 correspondence and the VoD Server158 address, edge of current use are inconsistent, illustrate that then the user has taken place to stride by moving of coverage on a large scale, then execution in step 506.
Step 506, AS155 sends the request of gravity treatment edge VoD Server to center VoD Server156;
The notification unit 1553 of AS155 carries the UE151 current location information to the request of the communication unit 1562 transmission gravity treatment edge VoD Server of center VoD Server156 in the request message of this gravity treatment edge VoD Server.
Step 507, center VoD Server156 returns VoD Server157 address, newly assigned edge and gives AS155;
After the communication unit 1562 of center VoD Server156 receives the request of described gravity treatment edge VoD Server, the UE151 current location information that carries in the described request message is given to allocation units 1561, allocation units 1561 distribute new edge VoD Server157 according to described UE151 current location information, and communication unit 1562 returns the communication unit 1552 that AS155 is given in VoD Server157 address, newly assigned edge.
Above-mentioned allocation units 1561 are that UE151 distributes new edge VoD Server157 according to described UE151 current location information, specifically can realize distributing with incidence relation, edge VoD Server load balancing and other relevant allocation strategies of VoD Server address, edge according to the positional information of UE region.
After the step 507, if the front does not have execution in step 505, then execution in step 508; If step 505 has been carried out in the front, then cross step 508, directly execution in step 509.
The communication unit 1552 of AS155 is transmitted to decision package 1551 with the UE151 current location information, decision package 1551 is judged according to whether the VoD Server address, edge of the VoD Server address, edge of UE151 current location information correspondence and current use is consistent, specifically can judge according to the positional information of UE region and the incidence relation of VoD Server address, edge, if the VoD Server158 address, edge of the current region of UE151 correspondence is consistent with the VoD Server158 address, edge of current use, then continue to use current edge VoD Server158, this gravity treatment edge VoD Server flow process finishes.If the VoD Server158 address, edge of the current region of UE151 correspondence and the VoDServer158 address, edge of current use are inconsistent, illustrate that the user has taken place to stride by moving of coverage on a large scale, then execution in step 509.
In addition, in the step 508, described AS155 judges whether to set up with newly assigned edge VoD Server and links, can also judge according to whether the VoDServer158 address, edge of VoD Server157 address, newly assigned edge and current use is consistent, if it is consistent, then continue to use current edge VoDServer158, this gravity treatment edge VoD Server flow process finishes.If inconsistent, illustrate that then the user taken place to move, then execution in step 509.
The communication unit 1552 of AS155 sends the Notify notification message to CSCF154, carries newly assigned edge VoD Server157 address information in the described message.
CSCF154 transmits the communication unit 1512 of Notify notification message to UE151, carries newly assigned edge VoD Server157 address information in the described message.
The communication unit 1512 of UE151 sends 200 responses and gives CSCF154.
CSCF154 transmits the communication unit 1552 that AS155 is given in 200 responses.
Step 513 consults to set up Media Stream link (program URL, reproduction time);
The performance element 1513 of UE151 is consulted to set up Media Stream according to the VoD Server157 address, edge of carrying in the Notify notification message with newly assigned edge VoD Server157 and is linked, and in progress program URL and reproduction time are reported newly assigned edge VoD Server157.Need to prove, report here in the information of newly assigned edge VoD Server157, be not limited only in progress program URL and reproduction time.
Step 514, UE151 disconnects current edge VoD Server158 link, and foundation links with newly assigned edge VoD Server157's;
The performance element 1513 of UE151 receives after the Media Stream of newly assigned edge VoD Server157, disconnects and the Media Stream of working as between the leading edge VoD Server158.Or performance element 1513 disconnects earlier and links when the Media Stream between the leading edge VoD Server158, and the Media Stream that receives newly assigned edge VoDServer157 is again play.
In the foregoing description, the deterministic process of step 505 or step 508 is to finish on the decision package 1551 of AS155, and in addition, this deterministic process also can correspondingly be finished on the decision package of center VoD Server156.Shown in the center VoD Server device of Figure 18, center VoD Server is made up of decision package, allocation units and communication unit.If VoD Server judges at the center, then have more different, specific as follows described with step 505 to the process of step 508:
AS155 receives after the handover event, communication unit to center VoD Server sends request for allocation, described request for allocation is carried the current location information of UE151, before the allocation units of center VoD Server new edge VoD Server of current location information distribution according to UE151, the decision package of center VoD Server judges whether to need to distribute new edge VoD Server, and this concrete determination methods is equal to step 505; Perhaps, after the allocation units of center VoD Server new edge VoD Server of current location information distribution according to UE151, the decision package of center VoD Server judges whether and need give AS newly assigned edge VoD Server address notification that this concrete determination methods is equal to step 508.
As shown in Figure 6, the 5th embodiment provided by the invention, utilize handover mechanism to set up linking of UE and edge VoDServer, set up UE and the system that edge VoD Server links, describe the specific implementation process of the 5th embodiment in detail below in conjunction with the handover mechanism that utilizes as shown in figure 15.
The performance element 1513 of UE151 is finished the switching that inserts side 152 in receiving media stream.
Step 602 inserts side 152 and reports handover event and UE151 current location information to give GGSN153.
Step 603, GGSN153 reports handover event and the UE151 current location information CSCF154 to the IMS territory.
Step 604, CSCF154 reports handover event and UE151 current location information to AS155;
CSCF154 reports handover event and the UE151 current location information communication unit 1552 to AS155.
Step 605, AS155 carries the current location information of UE151 to the request for allocation of center VoD Server156 transmission gravity treatment edge VoD Server in the request message;
The notification unit 1553 of AS155 is sent as the request for allocation of UE151 gravity treatment edge VoDServer to center VoD Server156, carries the current location information of UE151 in the request message.
Step 606, center VoD Server156 returns VoD Server157 address, newly assigned edge and gives UE151;
After the communication unit 1562 of center VoD Server156 receives described request for allocation, the current location information of the UE151 that carries in the described request message is given to allocation units 1561, allocation units 1561 are that UE151 distributes new edge VoD Server157 according to the current location information of described UE151, and return the communication unit 1512 that UE151 is given in VoD Server157 address, newly assigned edge by communication unit 1562.
Above-mentioned allocation units 1561 are that UE151 distributes new edge VoD Server157 according to described UE151 current location information, specifically can realize distributing with incidence relation, edge VoD Server load balancing and other relevant allocation strategies of VoD Server address, edge according to the positional information of UE region.
The communication unit 1552 of AS155 sends the Notify notification message to CSCF142, carries newly assigned edge VoD Server157 address information in the described notification message.
CSCF154 transmits the communication unit 1512 of Notify notification message to UE151, carries newly assigned edge VoD Server157 address information in the described message.
The communication unit 1512 of UE151 sends 200 responses to CSCF154.
CSCF154 transmits the communication unit 1552 that AS155 is given in 200 responses.
Step 611, UE151 judges whether to set up with newly assigned edge VoD Server and links;
The communication unit 1512 of UE151 is transmitted to decision package 1511 with VoD Server157 address, newly assigned edge, decision package 1511 is judged according to whether the VoD Server158 address, edge of VoD Server157 address, newly assigned edge and the current use of UE151 is consistent, if address unanimity, then continue to use current edge VoD Server158, this gravity treatment edge VoD Server flow process finishes.If the address is inconsistent, illustrate that then UE151 has taken place to stride moving of coverage on a large scale, then execution in step 612.
Step 612 consults to set up Media Stream link (program URL, reproduction time);
The performance element 1513 of UE151 is consulted to set up Media Stream according to the VoD Server157 address of returning, newly assigned edge with newly assigned edge VoD Server157 and is connected, and in progress program URL and reproduction time are reported newly assigned edge VoD Server157.Need to prove, report here in the information of newly assigned edge VoD Server157, be not limited only in progress program URL and reproduction time.
Step 613, UE151 disconnects the link as leading edge VoD Server158, and foundation links with newly assigned edge VoD Server157's;
The performance element 1513 of UE151 receives after the Media Stream of newly assigned edge VoD Server157, and disconnection and the Media Stream of working as between the leading edge VoD Server158 link.Or performance element 1513 disconnects earlier and links when the Media Stream between the leading edge VoD Server158, and the Media Stream that receives newly assigned edge VoDServer157 is again play.
As shown in Figure 7, the 6th embodiment provided by the invention, utilize handover mechanism to set up linking of UE and edge VoDServer, set up UE and the system that edge VoD Server links, describe the specific implementation process of the 6th embodiment in detail below in conjunction with the handover mechanism that utilizes as shown in figure 15.
The performance element 1513 of UE151 is finished the switching that inserts side 152 in receiving media stream.
Step 702 inserts side 152 and reports handover event and UE151 current location information to give GGSN153.
Step 703, GGSN153 reports handover event and the UE151 current location information CSCF154 to the IMS territory.
Step 704, CSCF154 reports handover event and UE151 current location information to AS155;
CSCF154 reports handover event and the UE151 current location information communication unit 1552 to AS155.
The communication unit 1552 of AS155 is transmitted to decision package 1551 with the UE151 current location information, decision package 1551 is judged according to whether the VoD Server address, edge of the VoD Server address, edge of UE151 current location information correspondence and current use is consistent, specifically can judge according to the positional information of UE region and the incidence relation of VoD Server address, edge, if the VoD Server address, edge of the current region of UE151 correspondence is consistent with the VoD Server158 address, edge of current use, then continue to use current edge VoD Server158, this gravity treatment edge VoD Server flow process finishes.If the VoD Server address, edge of the current region of UE151 correspondence and the VoD Server158 address, edge of current use are inconsistent, illustrate that the user has taken place to stride by moving of coverage on a large scale, then execution in step 706.
The communication unit 1552 of AS155 sends the Notify notification message to CSCF154, carries the UE151 current position information in the described notification message.
CSCF154 transmits the Notify notification message to UE151, carries the UE151 current position information in the described notification message.
The communication unit 1512 of UE151 sends 200 responses to CSCF154.
CSCF154 transmits the communication unit 1552 that AS155 is given in 200 responses.
Step 710, UE151 sends the request for allocation of gravity treatment edge VoD Server to center VoD Server156;
The communication unit 1512 of UE151 sends gravity treatment edge VoD Server request to center VoD Server156, carries the UE151 current position information in the request message.
Step 711, center VoD Server156 returns VoD Server157 address, newly assigned edge and gives UE151;
The allocation units 1561 of center VoD Server156 distribute new edge VoD Server157 according to the UE151 current position information of carrying in the described request message, and return the communication unit 1512 that UE151 is given in VoD Server157 address, newly assigned edge by communication unit 1562.
Above-mentioned allocation units 1561 are that UE151 distributes new edge VoD Server157 according to described UE151 current location information, specifically can realize distributing with incidence relation, edge VoD Server load balancing and other relevant allocation strategies of VoD Server address, edge according to the positional information of UE region.
Step 712 consults to set up Media Stream link (program URL, reproduction time);
The performance element 1513 of UE151 is consulted to set up Media Stream according to the VoD Server157 address of returning, newly assigned edge with newly assigned edge VoD Server157 and is connected, and in progress program URL and reproduction time are reported newly assigned edge VoD Server157.Need to prove, report here in the information of newly assigned edge VoD Server157, be not limited only in progress program URL and reproduction time.
Step 713, UE151 disconnects the link as leading edge VoD Server158, and foundation links with newly assigned edge VoD Server157's;
The performance element 1513 of UE151 receives after the Media Stream of new edge VoD Server157, and disconnection and the Media Stream of working as between the leading edge VoD Server158 link.Or performance element 1513 disconnects earlier and links when the Media Stream between the leading edge VoD Server158, and the Media Stream that receives new edge VoDServer157 is again play.
In the foregoing description, the deterministic process of step 705 is to finish on the decision package of AS, and in addition, this deterministic process also can correspondingly be finished on the decision package of center VoD Server.Shown in the center VoD Server device of Figure 18, center VoD Server is made up of decision package, allocation units and communication unit.If step 705 is finished on the decision package of VoD Server, should comprise also that before AS is transmitted to the step of the communication unit of center VoD Server with the UE current location information, other implementation step and process are identical with finishing on AS.
As shown in figure 16, set up the system that UE and EPG link for utilizing heavy login mechanism, this system comprises terminal UE 161, CSCF162, AS163.Wherein, UE161 further comprises decision package 1611, communication unit 1612, performance element 1613; AS163 further comprises decision package 1631, communication unit 1632, allocation units 1633, notification unit 1634.
As shown in Figure 8, the 7th embodiment provided by the invention utilizes the heavy login mechanism of user terminal to set up linking of UE and EPG.Set up UE and the system diagram that EPG links below in conjunction with the heavy login mechanism of utilization as shown in figure 16, describe the specific implementation process of the 7th embodiment in detail.
Step 801, UE161 sends heavy register requirement to CSCF162;
The communication unit 1612 of UE161 sends heavy register requirement to CSCF162.
Step 802, CSCF162 sends the third-party registration request to AS163;
CSCF162 sends the third-party registration request according to described heavy register requirement to the communication unit 1632 of AS163, carry the UE161 current position information in the request message, carry the UE141 current location information in the described third-party registration request message and specifically can send PANI domain representation user current location information in the described message by CSCF162.
Can execution in step 803 after the step 802, also can cross step 803 and directly carry out 804.
The decision package 1631 of AS163 is judged according to whether the EPG address of the EPG server address of UE161 current location information correspondence and current use is consistent, specifically can judge according to the positional information of UE region and the incidence relation of EPG address, if the EPG address of the current region of UE161 correspondence is consistent with the EPG address of current use, then continue to use current EPG, this gravity treatment EPG server flow process finishes.If the EPG address of the current region of UE161 correspondence and the EPG address of current use are inconsistent, illustrate that the user has taken place to stride by moving of coverage on a large scale, then execution in step 804.
The allocation units 1633 of AS163 are according to the UE161 current location information gravity treatment EPG that carries in the described request message.
The allocation units 1633 of above-mentioned AS163 specifically can be realized distributing with incidence relation, EPG load balancing and other relevant allocation strategies of EPG address according to the positional information of UE region according to the UE161 current location information gravity treatment EPG that carries in the described request message.
After the step 804, if the front does not have execution in step 803, then execution in step 805; If step 803 has been carried out in the front, then cross step 805, directly execution in step 806.
The decision package 1631 of AS163 is judged according to whether the EPG address of the EPG server address of UE161 current location information correspondence and current use is consistent, specifically can judge according to the positional information of UE region and the incidence relation of EPG address, if the EPG address of the current region of UE161 correspondence is consistent with the EPG address of current use, then continue to use current EPG, this gravity treatment EPG server flow process finishes.If the EPG address of the current region of UE161 correspondence and the EPG address of current use are inconsistent, illustrate that the user has taken place to stride by moving of coverage on a large scale, then execution in step 806.
In addition, in the step 805, described AS163 judges whether to set up with newly assigned EPG and links, can also judge according to whether the EPG address of newly assigned EPG address and current use is consistent, if consistent, then continue to use current EPG, this gravity treatment EPG flow process finishes.If inconsistent, illustrate that then the user taken place to move, then execution in step 806.
The communication unit 1632 of AS163 sends the Notify notification message to CSCF162, carries described newly assigned EPG address information in the described notification message.
CSCF162 transmits the Notify notification message and links for UE161 and new EPG foundation, carries described newly assigned EPG address information in the described notification message.
The communication unit 1612 of UE161 sends 200 responses to CSCF162.
CSCF162 transmits the communication unit 1632 that AS163 is given in 200 responses.
Step 810, UE161 disconnects the link of current EPG, and foundation links with newly assigned EPG's;
The performance element 1613 of UE161 disconnect with the linking of current EPG after, and linking according to the foundation of described newly assigned EPG address and newly assigned EPG.Or, performance element 1613 set up with the linking of newly assigned EPG after, disconnection links with current EPG's.
As shown in Figure 9, the 8th embodiment provided by the invention utilizes the heavy login mechanism of user terminal to set up linking of UE and EPG.Set up UE and the system diagram that EPG links below in conjunction with the heavy login mechanism of utilization as shown in figure 16, describe the specific implementation process of the 8th embodiment in detail.
Step 901, UE161 sends heavy register requirement to CSCF162;
The communication unit 1612 of UE161 sends heavy register requirement to CSCF162.
Step 902, CSCF162 sends the third-party registration request to AS163;
CSCF162 sends the third-party registration request according to described heavy register requirement to the communication unit 1632 of AS163, carry the UE161 current position information in the request message, carry the UE141 current location information in the described third-party registration request message and specifically can send PANI domain representation user current location information in the described message by CSCF162.
The allocation units 1633 of AS163 are according to the UE161 current location information gravity treatment EPG that carries in the described request message.
The allocation units 1633 of above-mentioned AS163 specifically can be realized distributing with incidence relation, EPG load balancing and other relevant allocation strategies of EPG address according to the positional information of UE region according to the UE161 current location information gravity treatment EPG that carries in the described request message.
The communication unit 1632 of AS163 sends the Notify notification message to CSCF162, carries described newly assigned EPG address information in the described notification message.
CSCF162 transmits the Notify notification message and links for UE161 and new EPG foundation, carries described newly assigned EPG address information in the described notification message.
The communication unit 1612 of UE161 sends 200 responses to CSCF162.
CSCF162 transmits the communication unit 1632 that AS163 is given in 200 responses.
Step 908, UE161 judges whether to set up with newly assigned EPG and links;
The decision package 1611 of UE161 is judged according to the EPG address of described newly assigned EPG address and current use, if described newly assigned EPG address is consistent with the EPG address of current use, then continues to use current EPG, and this gravity treatment EPG flow process finishes.If the EPG address of described newly assigned EPG address and current use is inconsistent, illustrate that then the user taken place to move, then execution in step 909.
Step 909, UE161 disconnects the link of current EPG, and foundation links with newly assigned EPG's;
The performance element 1613 of UE161 disconnect with the linking of current EPG after, foundation links with newly assigned EPG's.Or, performance element 1613 set up with the linking of newly assigned EPG after, disconnection links with current EPG's.
As shown in figure 10, the 9th embodiment provided by the invention utilizes the heavy login mechanism of user terminal to set up linking of UE and EPG.Set up UE and the system diagram that EPG links below in conjunction with the heavy login mechanism of utilization as shown in figure 16, describe the specific implementation process of the 9th embodiment in detail.
Step 1001, UE161 sends heavy register requirement to CSCF162;
The communication unit 1612 of UE161 sends heavy register requirement to CSCF162.
Step 1002, CSCF162 sends the third-party registration request to AS163, carries the UE161 current position information in the described third-party registration request message;
CSCF162 sends the third-party registration request according to described heavy register requirement to the communication unit 1632 of AS163, carry the UE161 current position information in the described third-party registration request message, carry the UE161 current location information in the described third-party registration request message and specifically can send PANI domain representation user current location information in the described message by CSCF162.
The communication unit 1632 of AS163 is given to the UE161 current position information of carrying in the described third-party registration request message decision package 1631 of AS163, decision package 1631 is judged according to whether the EPG address of the EPG server address of UE161 current location information correspondence and current use is consistent, specifically can judge according to the positional information of UE region and the incidence relation of EPG address, if the EPG address of the current region of UE161 correspondence is consistent with the EPG address of current use, then continue to use current EPG, this gravity treatment EPG server flow process finishes.If the EPG address of the current region of UE161 correspondence and the EPG address of current use are inconsistent, illustrate that the user taken place to move, then execution in step 1004.
The communication unit 1632 of AS163 sends the Notify notification message to CSCF162, carries the current location information of UE161 in the described message.
CSCF162 transmits the communication unit 1612 of Notify notification message to UE161, carries the current location information of UE161 in the described message.
The communication unit 1612 of UE161 sends 200 responses to CSCF162.
CSCF162 transmits the communication unit 1632 that AS163 is given in 200 responses.
Step 1008, UE161 sends the request of gravity treatment EPG to AS163;
The performance element 1613 of UE161 carries the UE161 current position information to the request that AS163 sends gravity treatment EPG in the described request message.
Step 1009, AS163 returns newly assigned EPG address and gives UE161;
The allocation units 1633 of AS163 distribute new EPG according to the UE161 current position information of carrying in the described request message, and newly assigned EPG address are returned to the communication unit 1612 of UE161 by communication unit 1632.
The allocation units 1633 of above-mentioned AS163 specifically can be realized distributing with incidence relation, EPG load balancing and other relevant allocation strategies of EPG address according to the positional information of UE region according to the UE161 current location information gravity treatment EPG that carries in the described request message.
Step 1010, UE161 disconnects the link of current EPG, and foundation links with newly assigned EPG's;
The performance element 1613 of UE161 disconnect with the linking of current EPG after, foundation links with newly assigned EPG's.Or, performance element 1613 set up with the linking of newly assigned EPG after, disconnection links with current EPG's.
As shown in figure 17, set up the system that UE and EPG link for utilizing handover mechanism, this system comprises terminal UE 171, inserts side 172, GGSN173, CSCF174, AS175.Wherein, UE171 further comprises decision package 1711, communication unit 1712, performance element 1713; AS175 further comprises decision package 1751, communication unit 1752, allocation units 1753, notification unit 1754.
As shown in figure 11, the tenth embodiment provided by the invention utilizes handover mechanism to set up linking of UE and EPG.Set up UE and the system diagram that EPG links below in conjunction with the handover mechanism that utilizes as shown in figure 17, describe the specific implementation process of the tenth embodiment in detail.
The performance element 1713 of UE171 is finished the switching that inserts side 172 when receiving media flows.
Step 1102 inserts side 172 and reports handover event and UE171 current location information to give GGSN173;
Step 1103, GGSN173 reports handover event and the user UE171 current location information CSCF174 to the IMS territory.
Step 1104, CSCF174 reports handover event and user UE171 current location information to AS175;
CSCF174 reports handover event and the user UE171 current location information communication unit 1752 to AS175.
Can execution in step 1105 after the step 1104, also can cross directly execution in step 1106 of step 1105.
The communication unit 1752 of AS175 is passed to decision package 1751 with described UE171 current location information, decision package 1751 is judged according to whether the EPG address of the EPG server address of UE171 current location information correspondence and current use is consistent, specifically can judge according to the positional information of UE region and the incidence relation of EPG address, if the EPG address of the current region of UE171 correspondence is consistent with the EPG address of current use, then continue to use current EPG, this gravity treatment EPG server flow process finishes.If the EPG address of the current region of UE171 correspondence and the EPG address of current use are inconsistent, illustrate that the user has taken place to stride by moving of coverage on a large scale, then execution in step 1106.
The allocation units 1753 of AS175 are according to the UE171 current location information gravity treatment EPG that carries in the described request message.
The allocation units 1753 of above-mentioned AS175 are that UE171 distributes new EPG according to the UE171 current location information that carries in the described reselection request, specifically can realize distributing with incidence relation, EPG load balancing and other relevant allocation strategies of EPG address according to the positional information of UE region.
After the step 1106, if the front does not have execution in step 1105, then execution in step 1107; If step 1105 has been carried out in the front, then cross step 1107, directly execution in step 1108.
The communication unit 1752 of AS175 is given to decision package 1751 with described UE171 current location information, decision package 1751 is judged according to whether the EPG address of the EPG server address of UE171 current location information correspondence and current use is consistent, specifically can judge according to the positional information of UE region and the incidence relation of EPG address, if the EPG address of the current region of UE171 correspondence is consistent with the EPG address of current use, then continue to use current EPG, this gravity treatment EPG server flow process finishes.If the EPG address of the current region of UE171 correspondence and the EPG address of current use are inconsistent, illustrate that the user has taken place to stride by moving of coverage on a large scale, then execution in step 1108.
In addition, in the step 1107, described AS175 need to judge whether notice UE and newly assigned EPG foundation to link, can also judge according to whether the EPG address of newly assigned EPG address and current use is consistent, if consistent, then continue to use current EPG, this gravity treatment EPG flow process finishes.If inconsistent, illustrate that then the user taken place to move, then execution in step 1108.
The communication unit 1752 of AS175 sends the Notify notification message to CSCF174, carries described newly assigned EPG address information in the described notification message.
CSCF174 transmits the Notify notification message to UE171, carries described newly assigned EPG address information in the described notification message.
The communication unit 1712 of UE171 sends 200 responses to CSCF174.
CSCF174 transmits the communication unit 1752 that AS175 is given in 200 responses.
Step 1112, the UE171 disconnection links with current EPG's, and foundation links with newly assigned EPG's;
The performance element 1713 of UE171 is according to the address that returns to the newly assigned EPG of communication unit 1712, disconnect with the linking of current EPG after, foundation links with newly assigned EPG's.Or, performance element 1713 set up with the linking of newly assigned EPG after, disconnection links with current EPG's.
As shown in figure 12, the 11 embodiment provided by the invention utilizes handover mechanism to set up linking of UE and EPG.Set up UE and the system diagram that EPG links below in conjunction with the handover mechanism that utilizes as shown in figure 17, describe the specific implementation process of the 11 embodiment in detail.
The performance element 1713 of UE171 is finished the switching that inserts side 172 when receiving media flows.
Step 1202 inserts side 172 and reports handover event and UE171 current location information to give GGSN173;
Step 1203, GGSN173 reports handover event and the user UE171 current location information CSCF174 to the IMS territory.
Step 1204, CSCF174 reports handover event and user UE171 current location information to AS175;
CSCF174 reports handover event and the user UE171 current location information communication unit 1752 to AS175.
The allocation units 1753 of above-mentioned AS175 are that UE171 distributes new EPG according to the UE171 current location information that carries in the described reselection request, specifically can realize distributing with incidence relation, EPG load balancing and other relevant allocation strategies of EPG address according to the positional information of UE region.
The communication unit 1752 of AS175 carries described newly assigned EPG address information by Notify notification message notice CSCF174 in the described notification message.
CSCF174 transmits the communication unit 1712 of Notify notification message to UE171, carries described newly assigned EPG address information in the described notification message.
The communication unit 1712 of UE171 sends 200 responses to CSCF174.
CSCF174 transmits the communication unit 1752 that AS175 is given in 200 responses.
Step 1210, UE171 judges whether to set up with newly assigned EPG and links;
The decision package 1711 of UE171 is judged according to the EPG address of described newly assigned EPG address and current use, if described newly assigned EPG address is consistent with the EPG address of current use, then continues to use current EPG, and this gravity treatment EPG flow process finishes.If the EPG address of described newly assigned EPG address and current use is inconsistent, illustrate that then the user taken place to move, then execution in step 1211.
Step 1211, the UE171 disconnection links with current EPG's, and foundation links with newly assigned EPG's;
The performance element 1713 of UE171 is according to the address of described newly assigned EPG, disconnect with the linking of current EPG after, foundation links with newly assigned EPG's.Or, performance element 1713 set up with the linking of newly assigned EPG after, disconnection links with current EPG's.
As shown in figure 13, the 12 embodiment provided by the invention utilizes handover mechanism to set up linking of UE and EPG.Set up UE and the system that EPG links below in conjunction with the handover mechanism that utilizes as shown in figure 17, describe the specific implementation process of the 12 embodiment in detail.
Step 1301, UE171 finishes the switching that inserts side 172 when receiving media flows;
The performance element 1713 of UE171 is finished the switching that inserts side 172 when receiving media flows.
Step 1302 inserts side 172 and reports handover event and UE171 current location information to give GGSN173.
Step 1303, GGSN173 reports handover event and the UE171 current location information CSCF174 to the IMS territory.
Step 1304, CSCF174 reports handover event and UE171 current location information to AS175;
CSCF174 reports handover event and the UE171 current location information communication unit 1752 to AS175.
Step 1305, AS175 need to judge whether notice UE171 gravity treatment EPG;
The decision package 1751 of AS175 is judged according to whether the EPG address of the EPG server address of UE171 current location information correspondence and current use is consistent, specifically can judge according to the positional information of UE region and the incidence relation of EPG address, if the EPG address of the current region of UE171 correspondence is consistent with the EPG address of current use, then continue to use current EPG, this gravity treatment EPG server flow process finishes.If the EPG address of the current region of UE171 correspondence and the EPG address of current use are inconsistent, illustrate that the user has taken place to stride by moving of coverage on a large scale, then execution in step 1306.
Step 1306, AS175 sends the Notify notification message to CSCF174, carries the UE171 current location information in the described notification message;
The communication unit 1752 of AS175 sends the Notify notification message to CSCF174, carries the UE171 current location information in the described notification message.
Step 1307, CSCF174 transmits the Notify notification message to UE171, carries the UE171 current location information in the described notification message;
CSCF174 transmits the Notify notification message to the communication unit 1752 of UE171, carries the UE171 current location information in the described notification message.
Step 1308, UE171 sends 200 responses to CSCF174;
The communication unit 1712 of UE171 sends 200 responses to CSCF174.
Step 1309, CSCF174 transmits 200 responses and gives AS175;
CSCF174 transmits the communication unit 1752 that AS175 is given in 200 responses.
Step 1310, UE171 sends the request of gravity treatment EPG to AS175;
The communication unit 1712 of UE171 carries described UE171 current position information to the request of the communication unit 1752 transmission gravity treatment EPG of AS175 in the request message.
Step 1311, AS175 gravity treatment EPG, and newly assigned EPG address returned to UE171;
The communication unit 1752 of AS175 is given to allocation units 1752 with described UE171 current position information, allocation units 1752 are that UE171 distributes new EPG according to described UE171 current location information, and newly assigned EPG address are returned to the communication unit 1712 of UE171.
The allocation units 1753 of above-mentioned AS175 are that UE171 distributes new EPG according to described UE171 current location information, specifically can realize distributing with incidence relation, EPG load balancing and other relevant allocation strategies of EPG address according to the positional information of UE region.
Step 1312, the UE171 disconnection links with current EPG's, and foundation links with newly assigned EPG's;
The performance element 1713 of UE171 is according to the address that returns to the newly assigned EPG of communication unit 1712, disconnect with the linking of current EPG after, foundation links with newly assigned EPG's.Or, performance element 1713 set up with the linking of newly assigned EPG after, disconnection links with current EPG's.
In the foregoing description, AS utilizes handover mechanism to obtain the UE current position information, and judge according to the positional information of the EPG coverage of current UE positional information and current use, if current location information does not belong in the EPG institute coverage scope of current use, illustrate that then the user taken place to move, gravity treatment EPG then, and set up linking of UE and new EPG.Thereby guaranteed the stability of professional use, ensured the QoS of User IP TV business.
Need to prove that above-mentioned all message name are just for illustrating that implementation carried out, but the scheme specific implementation not office be formed on these message name.
But above-mentioned only is better embodiment of the present invention; be not to be used to limit protection scope of the present invention; any those skilled in the art of being familiar with will be appreciated that; all within the spirit and principles in the present invention scope; any modification of being done, equivalence replacement, improvement etc. all should be included within the scope of the present invention.
Claims (20)
1, a kind of UE of foundation and the method that the IPTV server links is characterized in that, described method comprises:
Obtain the current location information of subscriber equipment;
Judge when the IPTV server address of current location information correspondence of described subscriber equipment and presently used IPTV server address are inconsistent, set up described subscriber equipment and linking according to the described selected IPTV server of subscriber equipment current location information.
2, the method for claim 1 is characterized in that, the IPTV server address of the described subscriber equipment current location of described judgement correspondence and inconsistent being specially of presently used IPTV server address:
Judge according to the incidence relation between the address of subscriber equipment region information and IPTV server, judge that the IPTV server address and the presently used IPTV server address of described subscriber equipment current location region correspondence is inconsistent.
3, the method for claim 1, it is characterized in that, the described subscriber equipment current location information that obtains specifically comprises: when subscriber equipment initiates to weigh register requirement, CSCF sends the third-party registration request according to described heavy register requirement to application server, and application server obtains the current location information of subscriber equipment from the third-party registration request.
4, the method for claim 1 is characterized in that, the described subscriber equipment current location information that obtains specifically comprises: after subscriber equipment was finished the switching of access side, application server obtained and inserts the current location information that side reports.
5, the method for claim 1 is characterized in that, when described IPTV server was streaming media server, the described subscriber equipment of setting up also comprised with according to the linking of the selected IPTV server of the current location of subscriber equipment the time:
Described selected streaming media server receives the in progress program URL and the reproduction time of described user equipment to report.
6, as claim 1,2,3,4 or 5 described methods, it is characterized in that, when described IPTV server is streaming media server, after the IPTV server address of the current location information correspondence of the described subscriber equipment of described judgement and presently used IPTV server address are inconsistent, further comprise:
Application server sends the request for allocation of distributing new streaming media server to the center streaming media server, described request for allocation is carried the current location information of described subscriber equipment, and the center streaming media server is the new streaming media server of user equipment allocation according to the current location information of subscriber equipment.
7, as claim 1,2,3,4 or 5 described methods, it is characterized in that, when described IPTV server is streaming media server, before the IPTV server address of the current location information correspondence of the described subscriber equipment of described judgement and presently used IPTV server address are inconsistent, further comprise:
Application server is according to the current location information of the subscriber equipment that gets access to, send the request for allocation of distributing new streaming media server to the center streaming media server, described request for allocation is carried the current location information of described subscriber equipment, and the center streaming media server is the new streaming media server of user equipment allocation according to the current location information of subscriber equipment.
8, as claim 1,2,3,4 or 5 described methods, it is characterized in that, when described IPTV server is streaming media server, after the IPTV server address of the current location information correspondence of the described subscriber equipment of described judgement and presently used IPTV server address are inconsistent, further comprise:
The application server notifying user equipment sends the request for allocation of gravity treatment streaming media server to the center streaming media server, described request for allocation is carried the current location information of described subscriber equipment, and the center streaming media server is the new streaming media server of user equipment allocation according to the current location information of subscriber equipment.
9, as claim 1,2,3 or 4 described methods, it is characterized in that, when described IPTV server is electronic performance nevigation server, after the IPTV server address of the current location information correspondence of the described subscriber equipment of described judgement and presently used IPTV server address are inconsistent, further comprise:
Application server is the new electronic performance nevigation server of described user equipment allocation according to the current location information of described subscriber equipment.
10, as claim 1,2,3 or 4 described methods, it is characterized in that, when described IPTV server is electronic performance nevigation server, before the IPTV server address of the current location information correspondence of the described subscriber equipment of described judgement and presently used IPTV server address are inconsistent, further comprise:
Application server is the new electronic performance nevigation server of described user equipment allocation according to the current location information of described subscriber equipment.
11, as claim 1,2,3 or 4 described methods, it is characterized in that, when described IPTV server is electronic performance nevigation server, after the IPTV server address of the current location information correspondence of the described subscriber equipment of described judgement and presently used IPTV server address are inconsistent, further comprise:
The application server notifying user equipment sends the request for allocation of gravity treatment electronic performance nevigation server to application server, this request for allocation is carried the current location information of described subscriber equipment, and application server is the new electronic performance nevigation server of user equipment allocation according to the current location information of described subscriber equipment.
12, a kind of UE of foundation and the method that the IPTV server links is characterized in that, described method comprises:
Receive the new IPTV server address that network side is distributed according to the subscriber equipment current location information;
Subscriber equipment judges when the IPTV server address of the new IPTV server address of described distribution and current use is inconsistent, sets up and the linking of described newly assigned IPTV server.
13, method as claimed in claim 12 is characterized in that, when described IPTV server is streaming media server, during the linking of described foundation and described newly assigned IPTV server, also comprises:
Described subscriber equipment reports described newly assigned streaming media server in progress program URL and reproduction time.
14, a kind of subscriber equipment is characterized in that, described subscriber equipment comprises:
Communication unit is used to receive the new IPTV server address that network side is distributed according to the subscriber equipment current location information;
Decision package is used to judge whether the new IPTV server address of described distribution is consistent with the IPTV server address of current use;
Performance element is used for when decision package judged result when being inconsistent, sets up and the linking of described newly assigned IPTV server.
15, a kind of application server is characterized in that, described application server comprises:
Communication unit is used to obtain the current location information of subscriber equipment;
Decision package is used to judge whether the IPTV server address of current location information correspondence of described subscriber equipment is consistent with presently used IPTV server address;
Communication unit is used for when decision package judged result when being inconsistent, and notifying user equipment is set up and linking according to the IPTV server of the current location information institute gravity treatment of subscriber equipment.
As the application server of claim 15, it is characterized in that 16, described application server also comprises notification unit, be used for the request for allocation that notifying user equipment is initiated gravity treatment IPTV server.
As the application server of claim 15, it is characterized in that 17, described application server also comprises allocation units, be used for distributing new IPTV server according to the current location information of subscriber equipment.
As the application server of claim 15, it is characterized in that 18, described communication unit also is used for initiating to the center streaming media server request of the IPTV server of the described current location information correspondence of gravity treatment.
19, a kind of center streaming media server is characterized in that described center streaming media server comprises:
Communication unit is used to obtain the current location information of subscriber equipment;
Allocation units, being used for when application server judges that the IPTV server address of current location information correspondence of described subscriber equipment and presently used IPTV server address are inconsistent, is the new IPTV server of user equipment allocation according to the current location information of subscriber equipment.
20, a kind of center streaming media server is characterized in that described center streaming media server comprises:
Communication unit is used to obtain the current location information of subscriber equipment;
Decision package is used to judge whether the IPTV server address of current location information correspondence of described subscriber equipment is consistent with presently used IPTV server address;
Allocation units are used for when decision package judged result when being inconsistent, are the new IPTV server of user equipment allocation according to the current location information of subscriber equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100763968A CN101340702A (en) | 2007-07-05 | 2007-07-05 | Method for linking UE with IPTV, AS and stream media server |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100763968A CN101340702A (en) | 2007-07-05 | 2007-07-05 | Method for linking UE with IPTV, AS and stream media server |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101340702A true CN101340702A (en) | 2009-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100763968A Pending CN101340702A (en) | 2007-07-05 | 2007-07-05 | Method for linking UE with IPTV, AS and stream media server |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101340702A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101998145A (en) * | 2009-08-18 | 2011-03-30 | 中兴通讯股份有限公司 | Content distribution method and system for improving mobile terminal unicast service quality |
| CN105306491A (en) * | 2015-11-25 | 2016-02-03 | 用友网络科技股份有限公司 | Registering method and registering system |
| CN107509232A (en) * | 2017-08-11 | 2017-12-22 | 中广热点云科技有限公司 | A kind of method for ensureing mobile terminal unicast quality stability |
-
2007
- 2007-07-05 CN CNA2007100763968A patent/CN101340702A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101998145A (en) * | 2009-08-18 | 2011-03-30 | 中兴通讯股份有限公司 | Content distribution method and system for improving mobile terminal unicast service quality |
| CN105306491A (en) * | 2015-11-25 | 2016-02-03 | 用友网络科技股份有限公司 | Registering method and registering system |
| CN107509232A (en) * | 2017-08-11 | 2017-12-22 | 中广热点云科技有限公司 | A kind of method for ensureing mobile terminal unicast quality stability |
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Open date: 20090107 |