CN100341327C - Centralized management cascade conference method on video operation platform - Google Patents

Centralized management cascade conference method on video operation platform Download PDF

Info

Publication number
CN100341327C
CN100341327C CNB2004100583711A CN200410058371A CN100341327C CN 100341327 C CN100341327 C CN 100341327C CN B2004100583711 A CNB2004100583711 A CN B2004100583711A CN 200410058371 A CN200410058371 A CN 200410058371A CN 100341327 C CN100341327 C CN 100341327C
Authority
CN
China
Prior art keywords
conference
mcu
operation platform
video operation
terminal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
CNB2004100583711A
Other languages
Chinese (zh)
Other versions
CN1735190A (en
Inventor
李熙春
孟军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZTE Corp
Original Assignee
ZTE Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZTE Corp filed Critical ZTE Corp
Priority to CNB2004100583711A priority Critical patent/CN100341327C/en
Publication of CN1735190A publication Critical patent/CN1735190A/en
Application granted granted Critical
Publication of CN100341327C publication Critical patent/CN100341327C/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Landscapes

  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Telephonic Communication Services (AREA)

Abstract

The present invention discloses a centralized management method for a cascade conference on a video operation platform, and comprises six steps: step one, an administrator configures all MCU numbers on the video operation platform; step two, public users preengage a video conference on the video operation platform; step three, the video conference is held on the video operation platform; step fourth, MCU calls a terminal to entry the video conference by the video operation platform; step fifth, the public users call conference numbers to entry the video conference on the terminal by the video operation platform; step six, the public users control the video conference by the video operation platform. The present invention provides a centralized and uniform management method for the cascade conference on the video operation platform, the present invention hides exact organization forms of the cascade conference, and simplifies exact implementation methods of cascade conference scheduling. Based on the method of the present invention, the problem that the terminal calls the cascade conference numbers to entry the video conference is solved, and a method for analyzing cascade port addresses in a gatekeeper system is stated.

Description

A kind of method of on video operation platform, managing subtended conference concentratedly
Technical field
The present invention relates to the video conferencing technology, relate in particular to the video operation platform technology in the video conferencing.
Background technology
Video operation platform is that the platform of functions such as the integrated terminal management, user management, conference dispatching and the management that provide towards the public user, network management, resource management, charge accounting is provided in the video conferencing field, this platform generally is based on the H.323 system of ITU-T (referring to ITU-T about H.323 suggestion-based on the multimedia communications system of packet network), finishes and run professional relevant function.The user of video operation platform can but be not limited to be divided into keeper and public users two big classes, the keeper is responsible for work such as the configuration of video operation platform system and maintenance, and public users is that video conference is convened, controlled to the end user-use video operation platform of video operation platform; Keeper and public users are operated by the graphic user interface that video operation platform provides.A video operation platform can be managed a plurality of multipoint control units (Multipoint Control Unit is called for short MCU) simultaneously.Simultaneously, video operation platform also supports to dispatch the cascade of the video signal single-stage meeting that is distributed on the different MCU.At Chinese patent application " management method of a plurality of multipoint controlled equipment network building systems and using system " (country origin: the People's Republic of China (PRC), open December 31 2003 date, publication number: proposed CN1464750A) to a subtended conference automatically method and a kind of a plurality of multipoint controlled equipment network building system of scheduling, system comprises: OSS is used to control meeting on the video signal switch from holding end; The video signal switching system provides video terminal access, video signal exchange and control meeting; The user realizes system, and a plurality of subregions are arranged, and holds mode, various access way in order to meeting to be provided, to realize holding of meeting.This method realizes conference parameters, cascade system is calculated automatically and order issues.But there is following problem in the method that this patent proposes: 1, Cascading Methods realize going up more complicated automatically: this method has been introduced the notion of service area, and promptly the whole network is divided into a plurality of service areas, and terminal and MCU belong in the different service area.The introducing of service area has caused automatically having increased terminal in the calculating of scheduling at subtended conference and has determined that the MCU resource in service area, the service area calculates relatively, determines the calculation procedures relevant with service area such as primary service area.2, this method does not propose at gatekeeper (GateKeeper H.323, be entity H.323 in the network, it is for H.323 terminal, gateway and MCU provide address transition and network insertion control) go up the problem that how a subtended conference is solved terminal call meeting number affiliation; When 3, this method does not propose single-stage Conference Calling cascade port under the subtended conference, on gatekeeper H.323, how to solve the cascade port address resolution problem of (the address resolution here refers to that the gatekeeper passes through the IP address that the cascade port number is sought MCU under the single-stage meeting of the duplicate numbers of registration thereon).
Summary of the invention
Purpose of the present invention be exactly propose a kind of realize simple, can solve on gatekeeper H.323 problem by the affiliation of terminal call subtended conference, and can finish the method for centralized management subtended conference on video operation platform of cascade port address resolution on the gatekeeper.
A kind of method of managing subtended conference on video operation platform concentratedly comprises the following steps:
The first step, keeper dispose all MCU numbers on video operation platform;
1.1 the keeper disposes the number of all operational MCU uniquely on video operation platform;
1.2 the termination number prefix of keeper on each MCU of configuration on the video operation platform;
Second step, public users are preengage video conference on video operation platform;
2.1 the user submits to video operation platform with all end messages and the conferencing information of subtended conference, and initiates the preset conference request;
2.2 video operation platform calculates a unique conference number and distributes to this subtended conference;
2.3 video operation platform calculates the ownership MCU of this each terminal of subtended conference;
2.4 video operation platform distributes the single-stage conference number of this subtended conference on each MCU uniquely;
2.5 video operation platform calculates the single-stage meeting main meeting of subtended conference for this reason on some MCU, remaining is from meeting;
2.6 video operation platform adds cascade port information in the main meeting of subtended conference, the cascade port number of filling out for from the number of meeting, the cascade port number be the single-stage conference number of correspondence from meeting;
2.7 video operation platform is in the cascade port information of respectively adding from meeting of subtended conference, the cascade port number of filling out all is 1, and the cascade port number is all the single-stage conference number of main meeting;
The 3rd step, video operation platform convening video-conference conference;
3.1 video operation platform is held the single-stage meeting on each MCU, and is handed down to the single-stage conference number of MCU correspondence;
3.2 each MCU is that this unique single-stage conference number is registered on the gatekeeper by login request message with the register endpoint another name;
The 4th step, MCU are by the affiliation of video operation platform calling terminal;
Insert the affiliation of request message calling terminal 4.1MCU send to the gatekeeper, the called number that inserts in the request message when calling out cascade port is the cascade port number;
4.2 after the gatekeeper receives the access request message of MCU, return to MCU behind the registering IP address by called number acquisition purpose terminal or single-stage conference number;
Initiate connection request 4.3MCU use the purpose IP address of terminal that is obtained to terminal or another MCU;
The 5th step, public users are joined by video operation platform call-conference number on terminal;
5.1 public users is imported the subtended conference number on terminal, terminal transmits into to the gatekeeper and can ask by inserting request message;
5.2 after the gatekeeper receives the access request message of terminal, send the request message of address translation to video operation platform;
5.3 after video operation platform is received the address translation request message, search the ownership MCU number of this terminal in the subtended conference, and return this MCU number;
5.4 the gatekeeper is according to the endpoint registration information of the MCU number searching MCU that returns, and obtains to return to terminal behind the registering IP address of this MCU;
5.5 terminal uses the IP address of the MCU that is obtained to initiate connection request, until inserting meeting;
The 6th step, public users are controlled video conference by video operation platform.
Above-mentioned the 6th step specifically comprises:
6.1 video operation platform by the subtended conference number with the end message centralized displaying under all these subtended conferences;
6.2 video operation platform response user to the control of meeting, sends to the relevant MCU of all these subtended conferences with control messages;
6.3 video operation platform passes through the MCU number screening of this meeting, selects terminal and cascade port information on this MCU of output.
In the above-mentioned steps 2.3, the prefix that adopts termination number in this subtended conference and the method for the maximum coupling of the termination number prefix that disposes on MCU calculate the ownership MCU of this each terminal of subtended conference; In the step 2.5, the maximum persons of surplus resources among each MCU of this subtended conference of adding are made as main meeting, all the other are from meeting.Described surplus resources comprises the bandwidth of MCU or the port number of support.
The invention provides on video operation platform method to the centralized and unified control of subtended conference, hidden the concrete organizational form of subtended conference, simplified the specific implementation method of subtended conference scheduling, can solve the problem of terminal call subtended conference number affiliation well by the inventive method, and provide the method for on the gatekeeper, finishing the cascade port address resolution.
Description of drawings
Fig. 1 is the flow chart that public users is preengage video conference among the present invention on video operation platform;
Fig. 2 be among the present invention video operation platform convening video-conference conference and MCU by the flow chart of video operation platform calling terminal affiliation;
Fig. 3 is the flow chart that public users is joined by video operation platform call-conference number on terminal among the present invention;
Fig. 4 is the schematic diagram of one embodiment of the present of invention.
Embodiment
The present invention is described in further detail below in conjunction with drawings and Examples.
The method of centralized management subtended conference on video operation platform that the present invention proposes, comprise six big steps: the first step, keeper dispose all MCU numbers on video operation platform, number can but be not limited to adopt E.164 form; Second step, public users are preengage video conference on video operation platform; The 3rd step, video operation platform convening video-conference conference; The 4th step, MCU are by the affiliation of video operation platform calling terminal; The 5th step, public users are joined by video operation platform call-conference number on terminal; The 6th step, public users are controlled video conference by video operation platform.
Fig. 1 is the second step public users of the present invention is preengage video conference on video operation platform a flow chart.As shown in Figure 2, comprise the following steps: 1, begin to handle the preset conference request: the user submits to video operation platform with all end messages and the conferencing information of subtended conference, and initiates the preset conference request; 2, calculate the subtended conference number: video operation platform calculates a unique conference number and distributes to this subtended conference, conference number can but be not limited to adopt E.164 form; 3, video operation platform calculates the ownership MCU of this each terminal of subtended conference, and computational methods can adopt the prefix of termination number in this subtended conference and the principle of the maximum coupling of the termination number prefix that disposes on MCU; 4, distribute single-stage conference number on each MCU: video operation platform distributes the single-stage conference number of this subtended conference on each MCU uniquely; Distribution method can adopt the mode of subtended conference number+identifier+MCU number, " identifier " here can but to be not limited to be symbols such as @ or colon.5, calculate principal and subordinate MCU: video operation platform calculates the single-stage meeting main meeting of subtended conference for this reason on some MCU, and remaining is from meeting; Computational methods can but to be not limited to adopt the maximum persons of each MCU surplus resources that relatively add this subtended conference be the method for main MCU, the resource here can but be not limited to refer to the bandwidth of MCU or the port number of support; 6, cascade port information is added in each single-stage meeting: video operation platform adds cascade port information in the main meeting of subtended conference, and institute's cascade port number of filling out is the number from meeting, and the cascade port number is the single-stage conference number of correspondence from meeting; Video operation platform is in the cascade port information of respectively adding from meeting of subtended conference, and the cascade port number of filling out all is 1, and the cascade port number is all the single-stage conference number of main meeting.
Fig. 2 be among the present invention video operation platform convening video-conference conference and MCU by the flow chart of video operation platform calling terminal affiliation.As shown in Figure 2, comprising: 1, video operation platform is held the single-stage meeting on each MCU, and is handed down to the single-stage conference number of MCU correspondence; 2, each MCU is that this unique single-stage conference number is registered on the gatekeeper by login request message with the register endpoint another name; 3, MCU sends to the gatekeeper and inserts the affiliation of request message calling terminal, and the called number that inserts in the request message when calling out cascade port is the cascade port number; 4, after the gatekeeper receives the access request message of MCU, return to MCU behind the registering IP address by called number acquisition purpose terminal or single-stage conference number; MCU uses the purpose IP address of terminal that is obtained to initiate connection request to terminal or another MCU.
Fig. 3 is the 5th step public users of the present invention flow chart by the affiliation of video operation platform call-conference number on terminal.As shown in Figure 5, comprising: 1, terminal transmits into to the gatekeeper and can ask: public users is imported the subtended conference number on terminal, and terminal transmits into to the gatekeeper and can ask by inserting request message; 2, after the gatekeeper receives the access request message of terminal, send the request message of address translation to video operation platform; 3, after video operation platform is received the address translation request message, search the ownership MCU number of this terminal in the subtended conference, and return this MCU number; 4, the gatekeeper is according to the endpoint registration information of the MCU number searching MCU that returns, and obtains to return to terminal behind the registering IP address of this MCU; 5, terminal is initiated connection request to its ownership MCU: terminal uses the IP address of the MCU that is obtained to initiate connection request, until inserting meeting.
Further specify method of the present invention below in conjunction with a specific embodiment.Fig. 4 is the schematic diagram of one embodiment of the present of invention.As shown in Figure 4, in conjunction with the method that the present invention proposes, in one embodiment of the invention, the method for centralized management subtended conference comprises the following steps: on video operation platform
1, the keeper disposes all MCU numbers on video operation platform:
The number that disposes MCU1, MCU2, MCU3 on operation platform is respectively: 01,02,03, and the termination number prefix that disposes on each MCU is as follows:
MCU1:010 and 0755
MCU2:021
MCU3:0453
2, the public users reservation has a subtended conference of following terminal-joined meeting:
Terminal 1: number is 01000001
Terminal 2: number is 07550001
Terminal 3: number is 0210001
Terminal 4: number is 0210002
Terminal 5: number is 04510001
3, video operation platform generation subtended conference number is 12345;
4, video operation platform generates the attaching relation of each MCU and terminal logic according to the scheduling strategy of the maximum coupling of terminal prefix, and each MCU goes up a single-stage meeting of this subtended conference of distribution, and is as follows:
MCU1: terminal 1, terminal 2; Single-stage meeting 1;
MCU2: terminal 3, terminal 4; Single-stage meeting 2;
MCU3: terminal 5; Single-stage meeting 3;
That the available resources after 5, video operation platform calculates on a certain MCU are maximum is main meeting place MCU, and the single-stage meeting 1 in the present embodiment on the MCU1 is main meeting, and single-stage meeting 2 and 3 is from meeting;
6, for making the single-stage meeting on each MCU produce cascade connection, video operation platform is that cascade port information is added in each single-stage meeting.The cascade port that single-stage meeting 1 is added has two, and number is respectively: 12345@02 and 12345@03, and the cascade port information that number is 12345@01 is respectively added in single-stage meeting 2 and 3;
7, video operation platform can send the beginning conference commands from trend MCU1, MCU2, MCU3 at subtended conference start-up time;
8, after each MCU receives the order of beginning meeting of video operation platform, each single-stage conference number is registered on the gatekeeper;
9, MCU sends ARQ message to the gatekeeper, calling terminal and cascade port;
10, after the gatekeeper receives ARQ message, search terminal or the cascade port number on the gatekeeper, registered, and the terminal of correspondence or the IP address of MCU are returned to the MCU that initiates this ARQ request;
11, MCU initiates to connect by the IP address of the terminal received or the other side MCU, the process of finishing calling terminal or calling out cascade port;
12, the user also can import 12345 subtended conference numbers on terminal, sends ARQ message to the gatekeeper by terminal and participates in a conference;
13, user's graphic user interface that can provide by video operation platform is with all terminal centralized displaying and controls under this subtended conference, and video operation platform can select to shield cascade message breath.

Claims (8)

1, a kind of method of managing subtended conference on video operation platform concentratedly is characterized in that comprising the following steps:
The first step, keeper dispose all MCU numbers on video operation platform;
1.1 the keeper disposes the number of all operational MCU uniquely on video operation platform;
1.2 the termination number prefix of keeper on each MCU of configuration on the video operation platform;
Second step, public users are preengage video conference on video operation platform;
2.1 the user submits to video operation platform with all end messages and the conferencing information of subtended conference, and initiates the preset conference request;
2.2 video operation platform calculates a unique conference number and distributes to this subtended conference;
2.3 video operation platform calculates the ownership MCU of this each terminal of subtended conference;
2.4 video operation platform distributes the single-stage conference number of this subtended conference on each MCU uniquely;
2.5 video operation platform calculates the single-stage meeting main meeting of subtended conference for this reason on some MCU, remaining is from meeting;
2.6 video operation platform adds cascade port information in the main meeting of subtended conference, the cascade port number of filling out for from the number of meeting, the cascade port number be the single-stage conference number of correspondence from meeting;
2.7 video operation platform is in the cascade port information of respectively adding from meeting of subtended conference, the cascade port number of filling out all is 1, and the cascade port number is all the single-stage conference number of main meeting;
The 3rd step, video operation platform convening video-conference conference;
3.1 video operation platform is held the single-stage meeting on each MCU, and is handed down to the single-stage conference number of MCU correspondence;
3.2 each MCU is that this unique single-stage conference number is registered on the gatekeeper by login request message with the register endpoint another name;
The 4th step, MCU are by the affiliation of video operation platform calling terminal;
Insert the affiliation of request message calling terminal 4.1MCU send to the gatekeeper, the called number that inserts in the request message when calling out cascade port is the cascade port number;
4.2 after the gatekeeper receives the access request message of MCU, return to MCU behind the registering IP address by called number acquisition purpose terminal or single-stage conference number;
Initiate connection request 4.3MCU use the purpose IP address of terminal that is obtained to terminal or another MCU;
The 5th step, public users are joined by video operation platform call-conference number on terminal;
5.1 public users is imported the subtended conference number on terminal, terminal transmits into to the gatekeeper and can ask by inserting request message;
5.2 after the gatekeeper receives the access request message of terminal, send the request message of address translation to video operation platform;
5.3 after video operation platform is received the address translation request message, search the ownership MCU number of this terminal in the subtended conference, and return this MCU number;
5.4 the gatekeeper is according to the endpoint registration information of the MCU number searching MCU that returns, and obtains to return to terminal behind the registering IP address of this MCU;
5.5 terminal uses the IP address of the MCU that is obtained to initiate connection request, until inserting meeting;
The 6th step, public users are controlled video conference by video operation platform.
2, method according to claim 1, it is characterized in that described the 6th the step specifically comprise:
6.1 video operation platform by the subtended conference number with the end message centralized displaying under all these subtended conferences;
6.2 video operation platform response user to the control of meeting, sends to the relevant MCU of all these subtended conferences with control messages;
6.3 video operation platform passes through the MCU number screening of this meeting, selects terminal and cascade port information on this MCU of output.
3, method according to claim 1 is characterized in that: in the described step 2.3, the prefix that adopts termination number in this subtended conference and the method for the maximum coupling of the termination number prefix that disposes on MCU calculate the ownership MCU of this each terminal of subtended conference.
4, method according to claim 1 is characterized in that: in the described step 2.5, the maximum persons of surplus resources among each MCU of this subtended conference of adding are made as main meeting, all the other are from meeting.
5, method according to claim 4 is characterized in that: described surplus resources comprises the bandwidth of MCU or the port number of support.
6, according to claim 1 or 2 or 3 or 4 described methods, it is characterized in that: the number format of the subtended conference number in the number of the MCU in the described step 1.1 and the described step 2.2 adopts E.164 form.
7, according to claim 1 or 2 or 3 or 4 described methods, it is characterized in that the distribution method of single-stage conference number in the described step 2.4 is: subtended conference number+identifier+MCU number.
8, method according to claim 7 is characterized in that: described identifier is @ or colon.
CNB2004100583711A 2004-08-13 2004-08-13 Centralized management cascade conference method on video operation platform Expired - Lifetime CN100341327C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNB2004100583711A CN100341327C (en) 2004-08-13 2004-08-13 Centralized management cascade conference method on video operation platform

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNB2004100583711A CN100341327C (en) 2004-08-13 2004-08-13 Centralized management cascade conference method on video operation platform

Publications (2)

Publication Number Publication Date
CN1735190A CN1735190A (en) 2006-02-15
CN100341327C true CN100341327C (en) 2007-10-03

Family

ID=36077365

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB2004100583711A Expired - Lifetime CN100341327C (en) 2004-08-13 2004-08-13 Centralized management cascade conference method on video operation platform

Country Status (1)

Country Link
CN (1) CN100341327C (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101098449A (en) * 2006-06-28 2008-01-02 中兴通讯股份有限公司 Video conference business operation system and conference holding method
CN100544269C (en) * 2006-07-18 2009-09-23 中兴通讯股份有限公司 A kind ofly realize not supporting gatekeeper's endpoint device to participate in the method for multipoint conference
NO325487B1 (en) * 2006-09-14 2008-05-13 Tandberg Telecom As Method and device for dynamic streaming / archiving configuration
CN101729849B (en) * 2008-10-22 2012-03-28 中兴通讯股份有限公司 Method and system for realizing hierarchical organization and management of video conference
CN101488977B (en) * 2009-03-09 2011-06-01 杭州华三通信技术有限公司 Multi-point processor resource scheduling method and multi-point control unit
CN101883105B (en) * 2010-06-30 2013-03-20 杭州华三通信技术有限公司 Calling method, system and equipment based on cascaded conference
CN101895407B (en) * 2010-08-09 2012-10-10 北京佳讯飞鸿电气股份有限公司 Method for realizing conference cascade in dispatching communication system
CN102130773B (en) 2011-02-25 2012-12-19 华为技术有限公司 Group communication method and device
CN102710922B (en) 2012-06-11 2014-07-09 华为技术有限公司 Cascade establishment method, equipment and system for multipoint control server
CN103813035A (en) * 2012-11-14 2014-05-21 中兴通讯股份有限公司 Meeting accessing method and device
CN103327289A (en) * 2013-06-08 2013-09-25 青岛优视通网络有限公司 Conference system with conference terminal initiating conference and method
CN106331579A (en) * 2015-07-02 2017-01-11 三亚中兴软件有限责任公司 Multimedia conference access method, device and system, and multipoint control unit
CN106341646A (en) * 2015-07-09 2017-01-18 三亚中兴软件有限责任公司 Conference cascade method and device
CN105208317B (en) * 2015-10-26 2019-04-30 苏州科达科技股份有限公司 The method, apparatus and system for holding subtended conference based on reservation
CN106130747A (en) * 2016-07-15 2016-11-16 深圳市中兴云服务有限公司 A kind of method of Conference control, system and mobile terminal
CN110708490A (en) * 2018-07-10 2020-01-17 中兴通讯股份有限公司 Conference creating method, conference creating device, conference system and readable storage medium
CN110022306B (en) * 2019-03-08 2021-12-21 视联动力信息技术股份有限公司 Method and device for calling conference of video conference
CN109922300B (en) * 2019-03-14 2021-03-26 视联动力信息技术股份有限公司 Method and server for inviting video network MCU conference to Internet MCU conference
CN111093047A (en) * 2019-12-13 2020-05-01 视联动力信息技术股份有限公司 Video call connection establishing method and device, electronic equipment and storage medium

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1297309A (en) * 2000-02-01 2001-05-30 深圳市中兴通讯股份有限公司 Method for increasing capacity of video conference system
CN1457198A (en) * 2002-05-10 2003-11-19 华为技术有限公司 Conference dispatching system and method of IP network meeting TV-set
CN1464750A (en) * 2002-06-12 2003-12-31 华为技术有限公司 Multiple multipoint controlled equipment network building system and management method using the same

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1297309A (en) * 2000-02-01 2001-05-30 深圳市中兴通讯股份有限公司 Method for increasing capacity of video conference system
CN1457198A (en) * 2002-05-10 2003-11-19 华为技术有限公司 Conference dispatching system and method of IP network meeting TV-set
CN1464750A (en) * 2002-06-12 2003-12-31 华为技术有限公司 Multiple multipoint controlled equipment network building system and management method using the same

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
基于IP可视电话的MCU的设计与实现 茹黎涛,浙江大学,硕士学位论文 2003 *
多媒体会议的多点通信和会议控制 卢学军,电信网技术,第总第79期 1998 *
组播视频会议环境下的H.323接入网关的设计与实现 袁春,王伟民,计算机工程与应用,第2004年第4期 2004 *

Also Published As

Publication number Publication date
CN1735190A (en) 2006-02-15

Similar Documents

Publication Publication Date Title
CN100341327C (en) Centralized management cascade conference method on video operation platform
CN100359942C (en) Visual conference system and its managing method
CN101031065A (en) Method, apparatus and system for switching pictures in video service
CN101034960A (en) Implementation method for remote multi-person conference and corresponding system
CN1992878A (en) Method for implementing resource scheduling of video conference
CN101030843A (en) Method for converting multi-medium conference controlling mode
CN1816134A (en) Multi-spot video conference system and media processing method
CN1717040A (en) A unified distributed architecture for a multi-point video conference and interactive broadcast systems
CN1767630A (en) Method for establishing an IP video-conference using a telephone network for voice transmission
CN1674693A (en) Method and apparatus for converging broadcast service and multicast service in a mobile communication system
CN101030918A (en) Method, apparatus and system for supplying packet service based on IP network
CN1777113A (en) System structure for realizing integrated network service
CN1199457C (en) Multiple multipoint controlled equipment network building system and management method using the same
CN1756343A (en) Method for holding multi-point video conference by terminal dialing
CN1870640A (en) Method for multimedia service
CN1968119A (en) Method for resource sharing among MCUs in videoconference system
CN1452342A (en) Method for managing broadcast of multi-broadcast service source in mobile network
CN101057477A (en) Method for dividing session of push to talk over cellular session and system thereof
CN1278554C (en) Video communication service system, video communication service operation method and service center
CN1870746A (en) Method and system for real-time convening video-conference conference
CN100409683C (en) Method for holding video conference on video operation platform
CN1867009A (en) Teleconference system and controlling method
CN100338924C (en) Method of interconnected business providing between control equipment and business equipment in IP network
CN101052073A (en) Method for establishing multiparty conversation
WO2003063485A1 (en) Videoconferencing service system, videoconferencing service operating method and service center

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CX01 Expiry of patent term

Granted publication date: 20071003

CX01 Expiry of patent term