CN1870640A - Method for multimedia service - Google Patents

Method for multimedia service Download PDF

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Publication number
CN1870640A
CN1870640A CN 200510125849 CN200510125849A CN1870640A CN 1870640 A CN1870640 A CN 1870640A CN 200510125849 CN200510125849 CN 200510125849 CN 200510125849 A CN200510125849 A CN 200510125849A CN 1870640 A CN1870640 A CN 1870640A
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China
Prior art keywords
mrfp
service request
mrfc
attribute information
geographical location
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CN 200510125849
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Chinese (zh)
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CN100527741C (en
Inventor
简海燕
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Hao Haizeng
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Huawei Technologies Co Ltd
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Priority to CN 200510125849 priority Critical patent/CN100527741C/en
Priority to PCT/CN2006/002759 priority patent/WO2007062570A1/en
Publication of CN1870640A publication Critical patent/CN1870640A/en
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Publication of CN100527741C publication Critical patent/CN100527741C/en
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/1066—Session management
    • H04L65/1069—Session establishment or de-establishment
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/10—Architectures or entities
    • H04L65/1016—IP multimedia subsystem [IMS]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/80—Responding to QoS

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  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • General Business, Economics & Management (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephonic Communication Services (AREA)

Abstract

This invention discloses a method for carrying out multimedia service, which gets and stores the corresponding relation of MRFP and particular service attribute information by MRFC, then it looks for the MRFP corresponding to the particular service attribute carried by a service request based on the corresponding relation in the MPFP after the MRFC receives the service request sent by S-CSCF and tests the particular service request information carried by the service request and sends the request to the MRFP, which provides service after receiving the service request.

Description

A kind of method of carrying out multimedia service
Technical field
The business that the present invention relates in the IP Multimedia System provides technical field, is specifically related to a kind of method of carrying out multimedia service in IP Multimedia System.
Background technology
IP Multimedia System (IMS) is a subsystem in Wideband Code Division Multiple Access (WCDMA) (WCDMA) network that increases in the R5 stage of third generation affiliate tissue (3GPP), it can provide the multimedia service that comprises audio frequency, video, text, chat etc., and its relevant network entity comprises: CSCF (CSCF), MGCF (MGCF), Multimedia Resource Function (MRF) etc.IMS has trended towards becoming and the irrelevant subsystem of access in practical application and evolution, all can set up the IP communication of equity by IMS between various types of terminals, and obtain required service.Except supporting session management, IMS also can be provided as and finish service necessary function as registration, safety, charging, carrying control, roaming etc.
Fig. 1 is the network architecture diagram that IMS provides multimedia service, as shown in Figure 1, it mainly comprises: application server (AS), serving CSCF (S-CSCF), Multimedia resource function controller (MRFC) (MRFC) and Multimedia resource function processor (MRFP) (MRFP), and the major function of each entity is as follows:
MRFC: be used to receive conversation initialized protocol (SIP) control command from S-CSCF, and the media resource on the MRFP is controlled according to this SIP control command, comprise: to the mixing of input medium stream as meeting, the processing that Media Stream sent the source is as the multimedia bulletin, processing that Media Stream is received is as the encoding and decoding conversion of audio frequency, Media Analysis etc., and MRFC also supports the enhanced media controlled function as high-level meeting, interactive voice answering (IVR) etc.; MRFC also can generate the charge information relevant with the media resource that uses MRFP, and this charge information is sent to Charging Collection Function (CCF).
MRFP: be used to provide the media resource that is subjected to MRFC control; Control is based on the carrying of Mb reference point; Support in many ways mixing of media streams as Multi-Party Conference; The processing in support media stream transmission source is as the multimedia bulletin; The processing of support media stream is as encoding and decoding conversion, Media Analysis etc.; Flow Control promptly manages the access authority of the shared resource in conferencing environment.
AS: be used to provide the management function of meeting prohibiting function and prohibition information, as: set session startup time, meeting time span, conferenced party's tabulation etc.
Mr between S-CSCF and the MRFC is supported SIP, and the Mp between MRFC and the MRFP is supported H.248 agreement, and has expanded function, and MRFP transmits multimedia service by Mb to the next stage entity.
At present, IMS provides the flow process of multimedia service, and as shown in Figure 2, it specifically comprises:
Step 201:MRFC comprises by the resource management control procedure: withdraw from/enter processes such as service announcements, MRFP state and ability audit, the state information of obtaining and preserving MRFP, and the state information of the various media resources on the MPFP.
The state information of MRFP refers to: whether current MRFP information available, and the state information of the various media resources on the MPFP refers to: whether the various media resources on the MRFP information available.
After step 202:MRFC receives service request from S-CSCF,, search available MRFP according to the state information of the MRFP that self preserves.
Step 203:MRFC is according to the state information of the various media resources on entrained type of service of service request and the MPFP that self preserves, search the MRFP that can use at the available MRFP that finds, and in the MRFP that finds, select a MRFP with the type of service corresponding resource.
Step 204:MRFC sends to self selected MRFP with service request.
After step 205:MRFP receives service request, carry out business service.
From the above mentioned, MRFC is when selecting MRFP, only considered whether available whether MRFP and MRFP have two kinds of factors of media resource that institute's requested service can be provided, thisly only go out to send to provide the method for business service to have following shortcoming: may cause the unnecessary waste of Internet resources, also may reduce QoS from the angle of professional success or failure.For example: establish the current user who is in the a-quadrant and initiate service request, according to above-mentioned flow process, after MRFC receives this service request, detect current available and have and to provide the MRFP of institute's requested service corresponding resource to comprise: be positioned at the MRFP1 of regional A and be positioned at the MRFP2 of area B, MRFP can choose one wantonly and finish this business in MRFP1 and MRFP2 at this moment, if selected MRFP2, compare with selected MRFP1 so, when carrying out business, because MRFP2 and user are not in the same area, carrying out when mutual so with professional relevant signaling and Media Stream, will take more bearer network resource, reduce utilization rate of network resource, also can increase processing delay simultaneously, reduce QoS.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of method of carrying out multimedia service, with the raising network resource utilization, and improves QoS.
For achieving the above object, technical scheme of the present invention is achieved in that
A kind of method of carrying out multimedia service, this method comprises:
A, MRFC obtain and preserve the corresponding relation of MRFP and particular service attribute information;
B, MRFC receive the service request that S-CSCF sends, and after detecting this service request and carrying the particular service attribute information, corresponding relation according to described MRFP and particular service attribute information, can provide among this professional MPFP current, search the corresponding MRFP of particular service attribute information that carries with service request, then service request is sent to the MRFP that finds, after MRFP receives service request, carry out business service.
Described particular service attribute information is a geographical location information, or control ability information.
The particular service attribute information that the described service request of step B is carried is: geographical location information,
The described MRFC of step B searches the corresponding MRFP of particular service attribute information that carries with service request and is specially:
MRFC is according to the MRFP that self preserves and the corresponding relation of geographical location information, distance is carried out relatively in the geographical position corresponding with the geographical location information in the described corresponding relation, the geographical position of the geographical location information correspondence that described service request is carried, the MRFP in the described corresponding relation that selected at last minimum distance points to.
The particular service attribute information that the described service request of step B is carried is: geographical location information,
And the accesses network that described geographical location information is carried in the service request identifies in header field and/or the Access Network information header field.
The particular service attribute information that the described service request of step B is carried is: geographical location information,
Described method further comprises: preestablishes and comprises the header field that can carry geographical location information in the service request,
Described geographical location information is carried in the header field that can carry geographical location information in the described service request.
Described steps A is specially:
The corresponding relation of MRFP and particular service attribute information is configured on the MRFC, and MRFC preserves described corresponding relation.
Described steps A is specially:
MRFP after MRFC receives this particular service attribute information, preserves the corresponding relation of MRFP and particular service attribute information self starting the back initiatively reports self to MRFC particular service attribute information.
Compared with prior art, method provided by the present invention obtains and preserves the corresponding relation of MRFP and particular service attribute information by MRFC, after this work as MRFC and receive the service request that S-CSCF sends, and after detecting this service request and carrying the particular service attribute information, corresponding relation according to described MRFP and particular service attribute information, current available and can provide among this professional MPFP, search the corresponding MRFP of particular service attribute information that carries with service request, then service request is sent to the MRFP that finds, after MRFP receives service request, carry out business service, rationally utilized Internet resources, and improved QoS.
Description of drawings
Fig. 1 provides the network architecture diagram of multimedia service for IMS;
Fig. 2 carries out the flow chart of multimedia service for IMS in the prior art;
Fig. 3 carries out the flow chart of multimedia service for IMS provided by the invention.
Embodiment
Core concept of the present invention is: MRFC obtains and preserves the corresponding relation of MRFP and particular service attribute information, after MRFC receives the service request that S-CSCF sends, carry the particular service attribute information in this service request if detect, then available and can provide among the MRFP with institute's requested service corresponding resource, selected MRFP corresponding with described particular service attribute finishes this business.
The present invention is further described in more detail below in conjunction with drawings and the specific embodiments.
Fig. 3 is the flow chart that IMS provided by the invention carries out multimedia service, and as shown in Figure 3, its concrete steps are as follows:
Step 301:MRFC obtains and preserves the corresponding relation of MRFP and particular service attribute information.
The particular service attribute information can be geographical location information, control ability information as F.F. control ability information, rewind down control ability information etc.
MRFC can obtain the corresponding relation of MRFP and particular service attribute information by following dual mode:
A kind ofly be: to MRFC, and MRFC preserves this corresponding relation to network manager etc. with the corresponding relation static configuration of MRFP and particular service attribute information; Another kind is: MRFP initiatively reports the particular service attribute information of self to MRFC after self starts, after MRFC receives this particular service attribute information, and the corresponding relation of the particular service attribute information that preservation MRFP has with it.
Step 302:MRFC obtains and preserves the state of MRFP, and the state of the various media resources on the MRFP.
Step 303:MRFC receives the service request that S-CSCF sends, and this service request is carried type of service, particular service attribute information etc.
Here, need expand service request, make its portability particular service attribute information, for example: when the particular service attribute information is geographical location information, can the header field of service request as: carry geographical location information in accesses network sign (P-Visited-Network-ID) header field and/or Access Network information (P-Access-Network-Info) header field, perhaps in service request, increase the header field of portability geographical location information; Need simultaneously Mr is carried out function expansion, make it can support to carry the transmission of the service request of particular service attribute information.
Step 304:MRFC detects this service request and carries the particular service attribute information, the type of service that MRFC at first carries according to service request, and the state of the MRFP that self preserves, the state of the media resource on the MRFP, search current available and MRFP that can use with the type of service corresponding resource.
Step 305:MRFP among the MRFP that finds, searches the MRFP corresponding with this particular service attribute information according to the MRFP that self preserves and the corresponding relation of particular service attribute information in step 304.
Particularly, if the particular service attribute information is a geographical location information, then MRFC can be according to the MRFP that self preserves and the corresponding relation of geographical location information, distance is carried out relatively in the geographical position corresponding with the geographical location information in the described corresponding relation, the geographical position of the geographical location information correspondence that service request is carried, and the MRFP that selected at last minimum distance points to finishes this business.
Step 306:MRFP sends to this service request the MRFP that finally finds.
If it is a plurality of that the MRFP corresponding with the particular service attribute has, then MRFP can choose one wantonly and finish this business in these a plurality of MRFP.
After step 307:MRFP receives service request, carry out business service.
The above only is process of the present invention and method embodiment, in order to restriction the present invention, all any modifications of being made within the spirit and principles in the present invention, is not equal to replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (7)

1, a kind of method of carrying out multimedia service is characterized in that, this method comprises:
A, Multimedia resource function controller (MRFC) MRFC obtain and preserve the corresponding relation of Multimedia resource function processor (MRFP) MRFP and particular service attribute information;
B, MRFC receive the service request that service call conversation control function S-CSCF sends, and after detecting this service request and carrying the particular service attribute information, corresponding relation according to described MRFP and particular service attribute information, can provide among this professional MPFP current, search the corresponding MRFP of particular service attribute information that carries with service request, then service request is sent to the MRFP that finds, after MRFP receives service request, carry out business service.
2, the method for claim 1 is characterized in that, described particular service attribute information is a geographical location information, or control ability information.
3, method as claimed in claim 2 is characterized in that, the particular service attribute information that the described service request of step B is carried is: geographical location information,
The described MRFC of step B searches the corresponding MRFP of particular service attribute information that carries with service request and is specially:
MRFC is according to the MRFP that self preserves and the corresponding relation of geographical location information, distance is carried out relatively in the geographical position corresponding with the geographical location information in the described corresponding relation, the geographical position of the geographical location information correspondence that described service request is carried, the MRFP in the described corresponding relation that selected at last minimum distance points to.
4, method as claimed in claim 2 is characterized in that, the particular service attribute information that the described service request of step B is carried is: geographical location information,
And the accesses network that described geographical location information is carried in the service request identifies in header field and/or the Access Network information header field.
5, method as claimed in claim 2 is characterized in that, the particular service attribute information that the described service request of step B is carried is: geographical location information,
Described method further comprises: preestablishes and comprises the header field that can carry geographical location information in the service request,
Described geographical location information is carried in the header field that can carry geographical location information in the described service request.
6, the method for claim 1 is characterized in that, described steps A is specially:
The corresponding relation of MRFP and particular service attribute information is configured on the MRFC, and MRFC preserves described corresponding relation.
7, the method for claim 1 is characterized in that, described steps A is specially:
MRFP after MRFC receives this particular service attribute information, preserves the corresponding relation of MRFP and particular service attribute information self starting the back initiatively reports self to MRFC particular service attribute information.
CN 200510125849 2005-11-30 2005-11-30 Method, system and multimedia resource function controller for multimedia service Expired - Fee Related CN100527741C (en)

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CN 200510125849 CN100527741C (en) 2005-11-30 2005-11-30 Method, system and multimedia resource function controller for multimedia service
PCT/CN2006/002759 WO2007062570A1 (en) 2005-11-30 2006-10-18 Method for multimedia service and multimedia resource function controller

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Application Number Priority Date Filing Date Title
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009018734A1 (en) * 2007-08-09 2009-02-12 Huawei Technologies Co., Ltd. Method, system and apparatus for realizing reserved conference in separated architecture
WO2009026818A1 (en) * 2007-08-28 2009-03-05 Huawei Technologies Co, .Ltd. A method and system of call controlling
WO2009033376A1 (en) * 2007-09-13 2009-03-19 Huawei Technologies Co., Ltd. A method and system for route selecting
CN101184271B (en) * 2007-11-19 2010-07-28 华为技术有限公司 Multimedia resource service selecting method and multimedia resource function controller
CN101854288A (en) * 2009-04-01 2010-10-06 工业和信息化部电信传输研究所 Control method and system for stream media in telecommunications network
CN101753803B (en) * 2008-12-18 2011-08-10 华为技术有限公司 Control method and system for picture display and multimedia resource function processor
CN101378535B (en) * 2007-08-27 2011-12-07 华为技术有限公司 Method, system and apparatus for controlling message by transmission medium flow
WO2017211165A1 (en) * 2016-06-07 2017-12-14 中兴通讯股份有限公司 Media server and media service method

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EP2051478A1 (en) 2007-10-17 2009-04-22 France Telecom Method of sending content

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US7027577B2 (en) * 2002-08-26 2006-04-11 Telefonaktiebolaget Lm Ericsson (Publ) Method and system for multi-party call conferencing
CN100372338C (en) * 2003-10-23 2008-02-27 华为技术有限公司 Method for realizing local business in IP multimedia sub-system
US20050096029A1 (en) * 2003-10-29 2005-05-05 Lucent Technologies Inc. Method and system for call forwarding in multimedia telecommunication networks

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009018734A1 (en) * 2007-08-09 2009-02-12 Huawei Technologies Co., Ltd. Method, system and apparatus for realizing reserved conference in separated architecture
CN101378535B (en) * 2007-08-27 2011-12-07 华为技术有限公司 Method, system and apparatus for controlling message by transmission medium flow
WO2009026818A1 (en) * 2007-08-28 2009-03-05 Huawei Technologies Co, .Ltd. A method and system of call controlling
CN101111086B (en) * 2007-08-28 2010-04-07 华为技术有限公司 Method and system for call control
WO2009033376A1 (en) * 2007-09-13 2009-03-19 Huawei Technologies Co., Ltd. A method and system for route selecting
US8266297B2 (en) 2007-09-13 2012-09-11 Huwei Technologies Co., Ltd. Method and system for routing
CN101184271B (en) * 2007-11-19 2010-07-28 华为技术有限公司 Multimedia resource service selecting method and multimedia resource function controller
CN101753803B (en) * 2008-12-18 2011-08-10 华为技术有限公司 Control method and system for picture display and multimedia resource function processor
CN101854288A (en) * 2009-04-01 2010-10-06 工业和信息化部电信传输研究所 Control method and system for stream media in telecommunications network
WO2017211165A1 (en) * 2016-06-07 2017-12-14 中兴通讯股份有限公司 Media server and media service method
CN107483518A (en) * 2016-06-07 2017-12-15 中兴通讯股份有限公司 A kind of media server and media service method
CN107483518B (en) * 2016-06-07 2022-08-02 中兴通讯股份有限公司 Media server and media service method

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Effective date of registration: 20170920

Address after: Linzhou City, Anyang City, Henan province 456500 Cai Sang Hong Yu Cun Nan Zhuang village 135 No. 2 hospital

Patentee after: Hao Haizeng

Address before: 518129 Bantian HUAWEI headquarters office building, Longgang District, Guangdong, Shenzhen

Patentee before: Huawei Technologies Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20090812

Termination date: 20171130