CN1756415A - The method of management multimedia broadcasting and multicast service user device - Google Patents

The method of management multimedia broadcasting and multicast service user device Download PDF

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Publication number
CN1756415A
CN1756415A CN 200410078399 CN200410078399A CN1756415A CN 1756415 A CN1756415 A CN 1756415A CN 200410078399 CN200410078399 CN 200410078399 CN 200410078399 A CN200410078399 A CN 200410078399A CN 1756415 A CN1756415 A CN 1756415A
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China
Prior art keywords
network controller
multimedia broadcasting
multicast
message
radio network
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CN 200410078399
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Chinese (zh)
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孙春迎
许丽香
李德涛
李小强
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Beijing Samsung Telecom R&D Center
Beijing Samsung Telecommunications Technology Research Co Ltd
Samsung Electronics Co Ltd
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Beijing Samsung Telecommunications Technology Research Co Ltd
Samsung Electronics Co Ltd
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Priority to CN 200410078399 priority Critical patent/CN1756415A/en
Publication of CN1756415A publication Critical patent/CN1756415A/en
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Abstract

Disclose a kind of between service wireless network controller and floating radio network controller interface management multimedia broadcasting and the method for multicast service user device, can not correctly safeguard the problem of multimedia broadcasting and multicast context to solve floating radio network controller in the prior art.Described method comprises step: service wireless network controller comprises by transmission whether expression needs to operate the message of the contextual indication information relevant with multimedia broadcasting and multicast service, notifies floating radio network controller whether to upgrade multimedia broadcasting and multicast context and release multimedia broadcasting and multicast service user device context.Utilize method of the present invention, floating radio network controller can be correct administers and maintains multimedia broadcasting and multicast context and multimedia broadcasting and multicast user's device context.

Description

The method of management multimedia broadcasting and multicast service user device
Technical field
The present invention relates to method that subscriber equipment is managed, in particularly a kind of Wideband Code Division Multiple Access (WCDMA) (hereinafter to be referred as WCDMA) mobile communication system in the method for Iur interface (interface between service wireless network controller (hereinafter to be referred as SRNC) and the floating radio network controller (hereinafter to be referred as DRNC)) management multimedia broadcasting and multicast service (hereinafter to be referred as MBMS) subscriber equipment (hereinafter to be referred as UE).
Background technology
Multimedia broadcasting and multicast service (hereinafter to be referred as MBMS) are that a standardized new business is being carried out in third generation partner plan (hereinafter to be referred as 3GPP).The MBMS business is a kind of business of unidirectional point-to-multipoint, and the maximum characteristics of this business are that it can effectively utilize Radio Resource and Internet resources.
Figure 1A has described the system configuration of MBMS, and the MBMS network configuration is based on GPRS (be called for short GPRS) core net, and has increased new network element.Be description below to the MBMS system configuration among Figure 1A.
101 expression broadcasting and multicast service center (being called for short BM-SC), it is the professional control centre of MBMS system.102 expression Gateway GPRS Support Nodes (be called for short GGSN), 103 expression Serving GPRS Support Nodes (being called for short SGSN), above-mentioned GGSN 102 and SGSN 103 have constituted the transmission network of MBMS business, for the transmission of data provides route.104 expression UMTS Terrestrial radio access networks (being called for short UTRAN), it provides Radio Resource for MBMS serves on the interface aloft.105 expression subscriber equipmenies (being called for short UE) are the terminal equipments that is used for receiving data.106 expression attaching position registers (being called for short HLR), it is preserved and subscriber-related data, and services such as subscription authentication can be provided.107Uu is a wave point, and 108Iu represents the interface between Access Network and the core net.The professional used Radio Resource of MBMS is not user's special use, but professional thus all users share.
Figure 1B shows the related system configuration of method of the present invention, wherein UTRAN 104 comprises service wireless network controller 1401 (hereinafter to be referred as SRNC) and floating radio network controller 1402 (hereinafter to be referred as DRNC), and wherein 1043 Iur represent the Iur interface between SRNC1401 and the DRNC 1402.
At the Iur interface, the method that discharges Radio Link (hereinafter to be referred as the RL) resource that is used for UE among the DRNC 1402 as shown in Figure 2.201, SRNC sends " Radio Link removal request " message and gives DRNC.202, after DRNC receives this message, Radio Link of indicating in the release message and related resource, if UE has deleted at all Radio Links of this DRNC, UE does not use the public resource of DRNC again, DRNC discharges the UE context, and DRNC sends " Radio Link deletion response " message and gives SRNC then.
The process of the public transmission channel resource that UE takies in Iur interface release DRNC as shown in Figure 3.301, " public transmission channel resource discharges request information initiates to discharge the public transmission channel resource that is used for certain UE among the DRNC to DRNC process to SRNC by sending.After DRNC receives this message, discharge the public resource that UE uses, if UE does not use private resource, DRNC discharges the UE context, otherwise, just discharge the Radio Network Temporary Identifier (hereinafter to be referred as C-RNTI) of sub-district.
In above-mentioned prior art, when the UE that adds the MBMS business is in CELL_DCH state (cell private channel connection status) or CELL_FACH state (cell forward access channel connection status), and when no longer taking the resource of DRNC, go to connect (de-linking) process by what the Iur process of UE special use was finished UE.When if UE is in the CELL_DCH state, SRNC sends " Radio Link removal request " message and gives DRNC." public transmission channel resource discharged request information and gives DRNC in the SRNC transmission when UE was in the CELL_FACH state.UE is from the CELL_DCH state transitions to idle pulley and when URA_PCH state (land radio access web Acceditation Area paging channel connection status) and CELL_PCH state (cell paging channel connection status), the operation of DRNC is different, and DRNC does not need update MBMS context and discharges MBMS UE context during from CELL_DCH to CELL_PCH.When CELL_DCH transfers to idle pulley and URA_PCH, then need the DRNC update MBMS context and discharge MBMS UE context.To have arrived CELL_PCH still be idle pulley and URA_PCH but the process of carrying out in the prior art can't be distinguished the state transitions of UE.For the UE that is in the CELL_FACH state, there is same problem.Therefore, need notice DRNC whether update MBMS context and update MBMS UE context.
Summary of the invention
At the correct problem of maintenance and management multimedia broadcasting and multicast context information of floating radio network controller in the prior art, the present invention adds new information element in existing message, finish the method that multimedia broadcasting and multicast user's equipment remove to be connected (de-linking) by existing Iur dedicated process, promptly whether upgrade the method for multimedia broadcasting and multicast context and release multimedia broadcasting and multicast user's device context by service wireless network controller notice floating radio network controller.Make floating radio network controller that correct handling process be arranged when handling the state transitions that adds multimedia broadcasting and multicast service equipment.Purpose of the present invention just provides by existing process and finishes the method that Iur interface subscriber equipment goes to connect (de-linking) process, solves the problem of above-mentioned existence.
Therefore, in one aspect of the invention, proposed a kind of between service wireless network controller and floating radio network controller interface management multimedia broadcasting and the method for multicast service user device, comprise step: service wireless network controller comprises by transmission whether expression needs to operate the message of the contextual indication information relevant with multimedia broadcasting and multicast service, notifies floating radio network controller whether to upgrade multimedia broadcasting and multicast context and release multimedia broadcasting and multicast service user device context.
In above-mentioned the method according to this invention, when subscriber equipment was in the cell private channel connection status, this method comprised: 1) the service wireless network controller decision discharges the Radio Link of the floating radio network controller of subscriber equipment use; 2) service wireless network controller sends " Radio Link removal request " message and gives floating radio network controller, and whether increased information element " multimedia broadcasting and multicast indication " in described ' Radio Link removal request ' message needs to operate the multimedia broadcasting contextual information relevant with multicast with the notice floating radio network controller; 3) floating radio network controller is received " Radio Link removal request " message; 4) floating radio network controller discharges the Radio Link and the related resource of indicating in ' Radio Link removal request ' message, and according to the information element of receiving in ' Radio Link removal request ' message " multimedia broadcasting and multicast indication ", whether decision needs to operate the multimedia broadcasting context relevant with multicast; And 5) floating radio network controller sends " Radio Link deletion response " message and gives service wireless network controller.
Above-mentioned step 4) and step 5) do not have absolute sequencing, can be in execution of step 3) execution in step 5 at first afterwards), and then execution in step 4).
In above-mentioned the method according to this invention, subscriber equipment is in the cell forward access channel connection status, and this method comprises: 1) the service wireless network controller decision discharges the public transmission channel resource that is used for certain subscriber equipment in the floating radio network controller; 2) service wireless network controller transmission " public transmission channel resource discharges request information and gives floating radio network controller; increased information element " multimedia broadcasting and multicast are indicated " in described ' public transmission channel resource discharges request ' message, whether needed to operate the multimedia broadcasting context relevant with multicast with the notice floating radio network controller; 3) floating radio network controller receives that " public transmission channel resource discharges request information; 4) floating radio network controller discharges the public resource that subscriber equipment uses, and according to the information element in ' public transmission channel resource discharges request ' message of receiving " multimedia broadcasting and multicast indication ", whether decision needs to operate the multimedia broadcasting context relevant with multicast; And 5) floating radio network controller sends " public transmission channel resource discharges response " message to service wireless network controller.
By the method at Iur interface management multimedia broadcasting and multicast user's equipment that the present invention provides, what make that floating radio network controller can be correct administers and maintains multimedia broadcasting and multicast context and multimedia broadcasting and multicast user's device context.
Description of drawings
Figure 1A is the logical network equipment drawing of MBMS business;
Figure 1B is the related system configuration of method of the present invention;
Fig. 2 is existing Iur interface wireless link circuit deleting process;
Fig. 3 is existing Iur interface public transmission channel resource dispose procedure;
Fig. 4 is according to Radio Link delete procedure of the present invention;
Fig. 5 is according to Radio Link delete procedure of the present invention and service wireless network controller operating process;
Fig. 6 is according to Radio Link delete procedure of the present invention and DRNC operating process;
Fig. 7 is according to public transmission channel resource dispose procedure of the present invention;
Fig. 8 is the operating process according to public transmission channel resource dispose procedure of the present invention and SNRC;
Fig. 9 is the operating process according to public transmission channel resource dispose procedure of the present invention and DRNC.
Embodiment
Method at Iur interface management MBMS UE of the present invention is described to Fig. 9 below in conjunction with Fig. 4, having omitted in the description process is unnecessary details and function for the present invention, obscures to prevent that the understanding of the present invention from causing.
Having provided SRNC among the present invention finishes MBMS UE by existing Iur dedicated process and goes the method that connects, the method of promptly notifying DRNC whether to operate the relevant contextual information of MBMS makes DRNC that correct handling process be arranged when handling the state transitions of the UE that adds the MBMS business.
When Fig. 4 is in the CELL_DCH state for the UE that adds the MBMS business, new Radio Link delete procedure, by this process, whether SRNC notice DRNC update MBMS context and discharge MBMS UE context.
In step 401, UE adds the MBMS business and is under the situation of CELL_DCH state, and when the one or more of Radio Link of DRNC was deleted in the SRNC decision, SRNC sent " Radio Link removal request " message and gives DRNC.Increase information element " MBMS indication " in " Radio Link removal request " message, this information element is optionally, and when UE had added one or more MBMS business, this information element existed.Be set to different values by this information element and notify DRNC whether update MBMS context and discharge MBMS UE context.
For example, " MBMS indication " value is 0 to mean and do not need update MBMS context and discharge MBMS UE context, and " MBMS indication " value is 1 to mean and need update MBMS context and discharge MBMS UE context.
Another scheme is: SRNC only is provided with " MBMS indication " existence when not needing the relevant contextual information of DRNC operation MBMS, do not exist otherwise this information element is set.
In step 402, after DRNC received " Radio Link removal request " message, Radio Link of indicating in the release message and related resource were if UE is deleted at all Radio Links of this DRNC, and UE does not use the public resource of DRNC again, and then DRNC discharges the UE context.DRNC is according to receiving information element in the message " MBMS indication ", whether determines update MBMS context and discharges MBMS UE context, and DRNC sends " Radio Link deletion response " message to SRNC then.
Fig. 5 is the operating process corresponding to new Radio Link delete procedure SRNC.
In step 501, the SRNC decision discharges the Radio Link of the DRNC of UE use.In step 502, SRNC checks whether UE has added the MBMS business.If UE does not add the MBMS business, then in step 503, information element " MBMS indication " is not for existing in SRNC setting " Radio Link removal request " message.If UE has added the MBMS business, in step 504, the dbjective state that SRNC will transfer to according to UE is idle pulley and URA_PCH or CELL_PCH, and the value of different " MBMS indication " is set.If the dbjective state of UE is idle pulley and URA_PCH, in step 505, SRNC is provided with the value of information element " MBMS indication " in " Radio Link removal request " message, for example 0; If the dbjective state of UE is CELL_PCH, in step 506, it is value accordingly that SRNC is provided with in " Radio Link removal request " message information element " MBMS indication ", for example 1.Corresponding to step 505 and 506 described contents, another method is, SRNC only when not needing the relevant contextual information of DRNC operation MBMS, is provided with " MBMS indication " existence, does not exist otherwise this information element is set.Then, in step 507, SRNC sends " Radio Link removal request " message and gives DRNC.
Fig. 6 is the operating process corresponding to Radio Link delete procedure DRNC of the present invention.
In step 601, RNC receives message.In step 602, if DRNC receives next " Radio Link removal request " message from SRNC, then in step 603, Radio Link of indicating in the DRNC release message and related resource, if UE has deleted at all Radio Links of this DRNC, UE does not use the public resource of DRNC again, and DRNC discharges the UE context.In step 604, DRNC checks whether this UE has added the MBMS business, and whether " MBMS indication " exists and MBMS context or MBMS UE context according to information element in the message, and DRNC can know whether UE has added the MBMS business.If UE does not add the MBMS business, directly execution in step 607 described operations, promptly DRNC sends ' Radio Link deletion response ' message to SRNC.If UE has added the MBMS business, in step 605, DRNC knows whether update MBMS context and discharges MBMS UE context according to " MBMS indication " in " Radio Link removal request " message.If do not need update MBMS context, directly execution in step 607 described operations.Otherwise,, discharge the MBMS UE context of this UE correspondence if from the MBMS context, delete this UE at step 606 DRNC.Send " Radio Link deletion response " message at step 607 DRNC and give SRNC.DRNC also can be sent in the response message of step 607 and give SRNC before discharging related resource, promptly the performed process of step 607 can occur in before the step 603-606, and DRNC discharges resource and sends response message does not have absolute sequencing to SRNC.
When Fig. 7 was in the CELL_FACH state for the UE that adds the MBMS business, SRNC discharged the process that is used for the public transmission channel resource of certain UE among the DRNC, by this process SRNC notice DRNC update MBMS context and discharge MBMS UE context whether.
At first, in step 701, UE adds the MBMS business and is under the situation of CELL_FACH state, and the SRNC decision discharges when being used for the public transmission channel resource of certain UE among the DRNC, and " public transmission channel resource discharges request information to DRNC in the SRNC transmission.Increase information element " MBMS indication " in " Radio Link removal request " message, this information element is optionally, and this information element exists when UE has added one or more MBMS business.Be set to different values by this information element and notify DRNC whether update MBMS context and discharge MBMS UE context.For example, " MBMS indication " value is 0 to mean and do not need update MBMS context and discharge MBMS UE context, and " MBMS indication " value is 1 to mean and need update MBMS context and discharge MBMS UE context.Another scheme is: SRNC only is provided with " MBMS indication " existence when not needing the relevant contextual information of DRNC operation MBMS, do not exist otherwise this information element is set.
DRNC receive " after public transmission channel resource discharges request information, discharge the public resource that UE uses, if UE does not use private resource, DRNC discharges the UE context, otherwise, just discharge the Radio Network Temporary Identifier (hereinafter to be referred as C-RNTI) of sub-district.DRNC is according to receiving information element in the message " MBMS indication ", whether determines update MBMS context and discharges MBMS UE context.
Fig. 8 is the operating process corresponding to public transmission channel resource dispose procedure SRNC of the present invention.
In step 801, the SRNC decision discharges the public transmission channel resource of the DRNC of UE use.In step 802, SRNC checks whether UE has added the MBMS business.If UE does not add the MBMS business, then in step 803, " information element " MBMS indication " is not for existing in the public transmission channel resource release request information in the SRNC setting.If UE has added the MBMS business, then the dbjective state that will transfer to according to UE at step 804SRNC is idle pulley and URA_PCH or CELL_PCH, and the value of different " MBMS indication " is set.If the dbjective state of UE is idle pulley and URA_PCH, be provided with at step 805 SRNC " public transmission channel resource discharges the value of information element " MBMS indication " in the request information, and for example 0; If the dbjective state of UE is CELL_PCH, then be provided with at step 806 SRNC " it is value accordingly that public transmission channel resource discharges in the request information information element " MBMS indication ", for example 1.Described corresponding to step 805 and 806 steps, another method is, SRNC only is provided with " MBMS indication " existence when not needing the relevant contextual information of DRNC operation MBMS, do not exist otherwise this information element is set.At last, " public transmission channel resource discharges request information and gives DRNC in step 807 SRNC transmission.
Fig. 9 is corresponding new public transmission channel resource dispose procedure, the operating process of DRNC.
In step 901, RNC receives message.If step 902 DRNC receive from SRNC come " public transmission channel resource discharges request information; then discharge the public resource that UE uses at step 903 DRNC; if UE does not use private resource; DRNC discharges the UE context; otherwise, just discharge the Radio Network Temporary Identifier (hereinafter to be referred as C-RNTI) of sub-district.In step 904, DRNC checks whether this UE has added the MBMS business, and whether " MBMS indication " exists and MBMS context or MBMS UE context according to information element in the message, and DRNC can know whether UE has added the MBMS business.If UE does not add the MBMS business, finish the public transmission channel resource dispose procedure.If UE has added the MBMS business, at step 905 DRNC according to " public transmission channel resource discharges that " MBMS indication " knows whether update MBMS context and release MBMS UE context in the request information.If do not need to operate the relevant contextual information of MBMS, finish the public transmission channel resource dispose procedure.Operate the relevant contextual information of MBMS if desired, from the MBMS context, delete this UE, discharge the MBMS UE context of this UE correspondence at step 906 DRNC.
By the method that the present invention provides, make management MBMS context and the MBMS UE context that DRNC can be correct at Iur interface management MBMS UE.
Though in conjunction with concrete execution mode the present invention has been done detailed description, top description is a specification, rather than limitation of the invention.The present invention can have other not break away from the particular form of its marrow and essential characteristics.Therefore want to comprise invention scope that claim is determined but not above-mentioned explanation is determined and be equal to all changes among meaning and the scope with claim.

Claims (13)

  1. One kind between service wireless network controller and floating radio network controller interface management multimedia broadcasting and the method for multicast service user device, comprise step: service wireless network controller comprises by transmission whether expression needs to operate the message of the contextual indication information relevant with multimedia broadcasting and multicast service, notifies floating radio network controller whether to upgrade multimedia broadcasting and multicast context and release multimedia broadcasting and multicast service user device context.
  2. 2. method according to claim 1 is characterized in that: subscriber equipment is in the cell private channel connection status, and this method comprises:
    1) the service wireless network controller decision discharges the Radio Link of the floating radio network controller of subscriber equipment use;
    2) service wireless network controller sends " Radio Link removal request " message and gives floating radio network controller, and whether increased information element " multimedia broadcasting and multicast indication " in described ' Radio Link removal request ' message needs to operate the multimedia broadcasting contextual information relevant with multicast with the notice floating radio network controller;
    3) floating radio network controller is received " Radio Link removal request " message;
    4) floating radio network controller discharges the Radio Link and the related resource of indicating in ' Radio Link removal request ' message, and according to the information element of receiving in ' Radio Link removal request ' message " multimedia broadcasting and multicast indication ", whether decision needs to operate the multimedia broadcasting context relevant with multicast; And
    5) floating radio network controller sends " Radio Link deletion response " message and gives service wireless network controller.
  3. 3. method according to claim 2, it is characterized in that, when operating the multimedia broadcasting context relevant if desired with multicast, floating radio network controller is deleted corresponding subscriber equipment from multimedia broadcasting and multicast context, and discharges multimedia broadcasting and multicast user's device context of relative user equipment.
  4. 4. according to claim 2 or 3 described methods, it is characterized in that: the information element in " Radio Link removal request " message " multimedia broadcasting and multicast indication " is optional, if subscriber equipment does not add multimedia broadcasting and multicast service, this information element is set does not exist.
  5. 5. according to claim 2 or 3 described methods, it is characterized in that: information element in " Radio Link removal request " message " multimedia broadcasting and multicast indication " is optional, if do not need the floating radio network controller operation multimedia broadcasting context relevant, this information element be set exist with multicast.
  6. 6. method according to claim 1 is characterized in that: subscriber equipment is in the cell private channel connection status, and this method comprises:
    1) the service wireless network controller decision discharges the Radio Link of the floating radio network controller of subscriber equipment use;
    2) service wireless network controller sends " Radio Link removal request " message and gives floating radio network controller, increased information element " multimedia broadcasting and multicast indication " in described ' Radio Link removal request ' message, whether needed to operate the multimedia broadcasting context relevant with multicast with the notice floating radio network controller;
    3) floating radio network controller is received " Radio Link removal request " message;
    4) floating radio network controller sends " Radio Link deletion response " message and gives service wireless network controller; And
    5) floating radio network controller discharges the Radio Link and the related resource of indicating in ' Radio Link removal request ' message, and according to the information element in ' Radio Link removal request ' message of receiving " multimedia broadcasting and multicast indication ", whether decision needs to operate the multimedia broadcasting context relevant with multicast.
  7. 7. method according to claim 6, it is characterized in that, when operating the multimedia broadcasting context relevant if desired with multicast, floating radio network controller is deleted corresponding subscriber equipment from multimedia broadcasting and multicast context, and discharges multimedia broadcasting and multicast user's device context of relative user equipment.
  8. 8. according to claim 6 or 7 described methods, it is characterized in that: information element in " Radio Link removal request " message " multimedia broadcasting and multicast indication " is optional, if subscriber equipment does not add multimedia broadcasting and multicast service, this information element is set does not exist.
  9. 9. according to claim 6 or 7 described methods, it is characterized in that: information element in " Radio Link removal request " message " multimedia broadcasting and multicast indication " is optional, if do not need the floating radio network controller operation multimedia broadcasting contextual information relevant, this information element be set exist with multicast.
  10. 10. method according to claim 1 is characterized in that: subscriber equipment is in the cell forward access channel connection status, and this method comprises:
    1) the service wireless network controller decision discharges the public transmission channel resource that is used for certain subscriber equipment in the floating radio network controller;
    2) service wireless network controller transmission " public transmission channel resource discharges request information and gives floating radio network controller; increased information element " multimedia broadcasting and multicast are indicated " in described ' public transmission channel resource discharges request ' message, whether needed to operate the multimedia broadcasting context relevant with multicast with the notice floating radio network controller;
    3) floating radio network controller receives that " public transmission channel resource discharges request information;
    4) floating radio network controller discharges the public resource that subscriber equipment uses, and according to the information element in ' public transmission channel resource discharges request ' message of receiving " multimedia broadcasting and multicast indication ", whether decision needs to operate the multimedia broadcasting context relevant with multicast; And
    5) floating radio network controller sends " public transmission channel resource discharges response " message to service wireless network controller.
  11. 11. method according to claim 10, it is characterized in that, when operating the multimedia broadcasting context relevant if desired with multicast, floating radio network controller is deleted corresponding subscriber equipment from multimedia broadcasting and multicast context, and discharges multimedia broadcasting and multicast user's device context of relative user equipment.
  12. 12. according to the described method of one of claim 10-11, it is characterized in that, " information element " multimedia broadcasting and multicast indication " that public transmission channel resource discharges in the request information is optional; if subscriber equipment does not add multimedia broadcasting and multicast service, this information element is set does not exist.
  13. 13. according to the described method of one of claim 10-11, it is characterized in that: " information element " multimedia broadcasting and multicast indication " that public transmission channel resource discharges in the request information is optional; if do not need the floating radio network controller operation multimedia broadcasting context relevant with multicast, this information element is set exists.
CN 200410078399 2004-09-27 2004-09-27 The method of management multimedia broadcasting and multicast service user device Pending CN1756415A (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008141502A1 (en) * 2007-05-24 2008-11-27 Zte Corporation Method of realizing multimedia broadcasting or multicasting service rebroadcasting
CN100456892C (en) * 2006-10-13 2009-01-28 华为技术有限公司 A cell multimedia broadcasting service migration method and wireless network controller
CN102497674A (en) * 2007-12-29 2012-06-13 华为技术有限公司 Resource releasing method, terminal, network side equipment and network system
US9674110B2 (en) 2007-12-29 2017-06-06 Huawei Technologies Co., Ltd. Resource release method, communication equipment, and network system
WO2017177413A1 (en) * 2016-04-14 2017-10-19 华为技术有限公司 Method and apparatus for transmitting link abnormality information, and device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100456892C (en) * 2006-10-13 2009-01-28 华为技术有限公司 A cell multimedia broadcasting service migration method and wireless network controller
WO2008141502A1 (en) * 2007-05-24 2008-11-27 Zte Corporation Method of realizing multimedia broadcasting or multicasting service rebroadcasting
CN102497674A (en) * 2007-12-29 2012-06-13 华为技术有限公司 Resource releasing method, terminal, network side equipment and network system
CN102497674B (en) * 2007-12-29 2015-03-18 华为技术有限公司 Resource releasing method, terminal, network side equipment and network system
US9674110B2 (en) 2007-12-29 2017-06-06 Huawei Technologies Co., Ltd. Resource release method, communication equipment, and network system
WO2017177413A1 (en) * 2016-04-14 2017-10-19 华为技术有限公司 Method and apparatus for transmitting link abnormality information, and device

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