CN1964475A - A realization method for video conference, control device and user terminal - Google Patents
A realization method for video conference, control device and user terminal Download PDFInfo
- Publication number
- CN1964475A CN1964475A CN 200610161834 CN200610161834A CN1964475A CN 1964475 A CN1964475 A CN 1964475A CN 200610161834 CN200610161834 CN 200610161834 CN 200610161834 A CN200610161834 A CN 200610161834A CN 1964475 A CN1964475 A CN 1964475A
- Authority
- CN
- China
- Prior art keywords
- meeting
- user terminal
- video conference
- control
- control appliance
- 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.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 48
- 230000005540 biological transmission Effects 0.000 claims description 22
- 238000011217 control strategy Methods 0.000 claims description 19
- 230000008569 process Effects 0.000 claims description 19
- 238000004886 process control Methods 0.000 claims description 8
- 230000000977 initiatory effect Effects 0.000 claims description 6
- 238000003860 storage Methods 0.000 claims description 4
- 102000002067 Protein Subunits Human genes 0.000 claims description 2
- 108010001267 Protein Subunits Proteins 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 5
- 230000006870 function Effects 0.000 description 5
- 238000009826 distribution Methods 0.000 description 4
- 230000006855 networking Effects 0.000 description 3
- 238000012217 deletion Methods 0.000 description 2
- 230000037430 deletion Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
Images
Landscapes
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Telephonic Communication Services (AREA)
Abstract
The disclosed realization method for video conference comprises: the control device allocates multicast address to every UE; the latter builds conference according to received address to send multicast flow as preset strategy. It also provides relative device and terminal. This invention can reduce delay of video and audio, and saves network resource.
Description
Technical field
The present invention relates to networking technology area, relate in particular to a kind of implementation method, control appliance and user terminal of video conference.
Background technology
In recent years, along with the develop rapidly of computer technology, the communication technology and Internet technology, the range of application of video conference was expanded to domestic consumer such as medium-sized and small enterprises and personal user from high-end users such as traditional professional domain, large enterprises just gradually.
At present, typical video conferencing system mainly comprises: user terminal, MCU (Multiple-point Control Unit, multipoint control unit) and MCU administrative unit as shown in Figure 1.User terminal has audio/video encoding/decoding and carries out mutual ability with MCU; MCU is as the nucleus equipment of whole conference system, mainly is responsible for transmitting or Media Stream that the process user terminal sends and to the scheduling and the control of meeting, and according to user's demand the picture in meeting-place shown and to control.
MCU is as the core of existing exemplary video conference system, both realized control to multipoint conference, realized again the multichannel of video, voice data is handled, though this networking mode function is very perfect, but still have following problems in using: time-delay strengthens after process such as the image voice of the user terminal MCU recompile processing forward, and the meeting real-time is poor; In the video conference, the AV signal after MCU will handle sends to each participant user terminal with mode of unicast, and it is big to take Internet resources; The image resolution ratio of video conference, decoding and coding etc. are subjected to the restriction of MCU disposal ability; High performance MCU costs an arm and a leg.
Summary of the invention
The problem to be solved in the present invention provides a kind of implementation method, control appliance and user terminal of video conference, to realize to the real-time Transmission of video-audio signal in the video conference with to the real-time control of video conference.
For achieving the above object, the invention provides a kind of implementation method of video conference, may further comprise the steps:
The video conference control appliance is to waiting that the user terminal of setting up meeting distributes multicast address;
Described user terminal is set up meeting according to described multicast address, can send multicast data flow by the control strategy according to predefined.
Described video conference control appliance or the user terminal with authority set in real time or revise described can the control strategy.
Can control strategy according to described, the process of the described video conference control appliance described meeting of control in real time, described user terminal is controlled the multicast data flow in the described meeting in real time, and sends conferencing information to described video conference control appliance.
Described conferencing information comprises video information and/or the audio-frequency information and/or the enciphered message of meeting.
Described video conference control appliance real-time update is also safeguarded online list of conference and online terminal list, and send to user terminal.
Described can the control connects the control of authority of having set up meeting to user terminal tactful further comprising:
(61), user terminal sends the request that connects meeting to described video conference control appliance;
(62), described video conference control appliance can judge that whether described user terminal has the authority that connects described meeting, then carries out step (63) if having, otherwise carries out step (65) by the control strategy according to described;
(63) if described user terminal has the connection authority, then described video conference control appliance sends the multicast address of described meeting to described user terminal;
(64), described user terminal connects described meeting according to described multicast address, receive the multicast data flow of described meeting and finish;
(65) described video conference control appliance sends refuse information and end to described user terminal.
When described meeting to be connected is that described video conference control appliance sends clear crytpographic key simultaneously with the multicast address of described meeting when encrypting meeting.
Described video conference control appliance or real-time the setting or the described connection authority of real time modifying of user terminal with authority.
Described when meeting adjourned, described video conference control appliance reclaims the multicast address of described meeting.
When described meeting was multipart video-meeting, the video conference control appliance was to waiting that the user terminal of setting up meeting distributes multicast address also to comprise before:
The video conference control appliance sends to invite to each participant user terminal and adds meeting message;
Described each user terminal returns adding message.
When the reservation type meeting, described participant user terminal is the user terminal in the participant terminal list of storing in advance on the described video conference control appliance.
When instant type meeting, described participant user terminal sends to the user terminal in the participant terminal list of described video conference control appliance for the user terminal of initiating meeting.
The present invention also provides a kind of video conference control appliance, comprises control unit and memory cell,
Described control unit links to each other with described memory cell, and management also distributes to user terminal and to set up the required multicast address of meeting, and according to predefined can control policy control meeting process;
Described memory cell is stored the described conferencing information of setting up meeting that can control strategy and user terminal transmission.
Described control unit further comprises: multicast control sub unit and meeting process control sub unit;
Described multicast control sub unit, the managing multicast address pool, and distribute and reclaim and set up the required multicast address of meeting to user terminal;
Described meeting process control sub unit can be controlled policy control meeting process, management participant user terminal authority and handle the participant user terminal requests according to described.
The present invention also provides a kind of user terminal of video conference, comprises terminal multicast unit, sets up meeting according to the multicast address that distributes, and sends and control the multicast data flow in the described meeting, and the conferencing information of meeting has been set up in transmission.
Described user terminal also comprises Terminal Control Element, according to the operating right of the described user terminal of meeting control policy control that obtains.
Compared with prior art, the present invention has the following advantages:
The present invention uses the video conference control appliance to replace multipoint control unit to carry out control to meeting, by of the transmission of each user terminal by video and audio frequency in multicast control and the realization meeting, can reduce the time-delay of video/audio, strengthen the real-time of meeting, conserve network resources; In addition, the video conference control appliance does not need the video/audio data are handled, thereby makes encoding and decoding that video conference uses, image resolution ratio etc. not limited by the video conference control appliance, as long as support mutually between each participant user terminal; At last, present device is simple in structure, and autgmentability is strong, and networking cost is low.
Description of drawings
Fig. 1 is a typical video conferencing system schematic diagram in the prior art;
Fig. 2 is the video conference control appliance of embodiment one among the present invention and the structural representation of user terminal;
Fig. 3 is the method for building up flow chart of the video conference of embodiment two among the present invention;
Fig. 4 is the register flow path figure of user terminal on the video conference control appliance of embodiment two among the present invention;
Fig. 5 is the method for attachment flow chart of the video conference of embodiment three among the present invention;
Fig. 6 is the flow chart that video conference is realized in two user terminal registration backs of embodiment four among the present invention;
Fig. 7 is the implementation method flow chart of instant type video conference in many ways of embodiment five among the present invention.
Embodiment
Among the present invention among the embodiment one, a kind of structure of user terminal 100 of video conference as shown in Figure 2, comprise: terminal data interactive unit 101, input unit 102, output unit 103, terminal storing unit 104, Terminal Control Element 105 and terminal multicast unit 106, wherein:
Terminal data interactive unit 101 is used for the transmission and the reception of message between described user terminal and the network side video conference control appliance.
Described output unit 103 is display or loud speaker etc., is used for the output of Word message and/or video and/or audio frequency.
Terminal storing unit 104 is stored online user terminal tabulation and/or on-line meeting tabulation and/or can be controlled strategy; User terminal can obtain described online user's terminal list and/or tabulation of described on-line meeting and/or described meeting control strategy from network controls equipment in real time.This can be controlled strategy and mainly comprise conference member strategy and meeting process strategy: the conference member strategy is mainly used in the management of conference member, comprises user access control, user authority management etc.; The conferencing resource strategy is used for the control of meeting process and resource, comprises session encryption control, resource sharing control, process control, Synchronization Control etc.
Whether whether Terminal Control Element 105 is controlled the operation and the authority of user terminal in real time according to the meeting control strategy that gets access to from network side, be broadcasted as meeting, whether use many pictures, encrypt etc.
Meeting is set up according to the multicast address that network side distributes in terminal multicast unit 106, sends and control the multicast data flow in the meeting, and has set up the conferencing information of meeting to the network side transmission.All user terminals that add this meeting place multicast group all can receive this data flow.By this unit, in the video conference, between user terminal and other user terminals, use video and audio frequency in the multicast mode transmitting conference.
Among the embodiment one, a kind of structural representation of video conference control appliance 200 comprises as shown in Figure 2 among the present invention: Master Control Unit 201, network data exchange unit 202, memory cell 203 and control unit 204.
Wherein, Master Control Unit 201 is used for the initial work of equipment and the functions such as information interaction between each unit.
Network data exchange unit 202 be used for and each user terminal between the transmission and the reception of message.
The information and the state of memory cell 203 storage user terminals and meeting, it further comprises registration subelement 2031, SOT state of termination subelement 2032 and list of conference subelement 2033:
The information of registered user terminal is registered and stored to 2031 pairs of user terminals of registration subelement, and this information comprises terminal IP, terminal name etc.
SOT state of termination subelement 2032 is safeguarded the state of all registered user terminal, and this state comprises the encryption/open state in on-line state, meeting-place, place and the meeting-place, place of user terminal, and real-time update online user terminal list.
List of conference subelement 2033, receiving the scheduling meeting of user terminal, modification, cancellation maybe can control the formulation of strategy and revise message the time, carry out the renewal and the storage of conference status, conferencing information, meeting control strategy and on-line meeting tabulation, this conference status comprises data such as meeting attribute, participant terminal list, request queue and message queue; This conferencing information comprises encryption/open situation, Crypted password, video coding, video code rate, video resolution, video frame rate, audio coding, the audio code rate of meeting.
Control unit 204 is major function unit of video conference control appliance, and according to the information Control meeting process and the managing multicast address of cell stores, it further comprises meeting process control sub unit 2041 and multicast control sub unit 2042:
Meeting process control sub unit 2041 is controlled the process of meetings, the foundation and the end of meeting, and safeguards conferencing information, management participant user terminal and handle the participant user terminal requests according to meeting control strategy.Control to the meeting process can realize by ACL modes such as (Access Control List, Access Control List (ACL)) is set.As in the conference member strategy, come the limited subscriber terminal to watch the picture in other meeting-place, user terminal place according to the information of ACL, for example when holding multipart video-meeting, control appliance is according to the participant terminal list of the terminal transmission of initiating meeting, and the restriction not terminal in tabulation connects this meeting; In the conferencing resource strategy, to select functions such as meeting-place picture enciphers as the participant terminal, control appliance is just carried out corresponding the processing; When another participant terminal request was watched the meeting-place picture of having encrypted, control appliance was also judged the authority of this participant terminal according to the information of ACL.In addition, user terminal can send request after adding meeting, carry out operations such as request floor, instant message transmission, and the user terminal with authority can also be notified control appliance that the meeting control strategy of active conference is upgraded or revise.
Multicast address in the multicast control sub unit 2042 control multicast ponds, the multicast address scope is 224.0.1.0～239.255.255.255; And to user terminal distribution or recovery multicast address; Behind distribution and/or reclaimer operation, the multicast address in the renewal multicast pond is so that carry out the distribution of multicast address in the operation of back.
Can send message to the network controls facility registration when user terminal starts among the present invention, the realization flow of registration can be with reference to existing SIP (Session Initiation Protocol, session initiation protocol) agreement is that conference terminal is registered as asking (register requirement), control appliance by conference terminal to control appliance transmission REGISTER.Control appliance sends a success message immediately to user terminal after user terminal succeeds in registration, upgrade the tabulation of online terminal list and on-line meeting simultaneously.When user terminal is presence, can make a call at any time or the receipt of call request; But online terminal list of real-time update and on-line meeting are tabulated, and online terminal list and on-line meeting tabulation are downloaded to this locality, to obtain up-to-date conference status change situation.After meeting began, the participant can carry out the transmission and the reception of instant message by user terminal, carried out the video between each user terminal and the transmission of audio frequency by multicast mode, thereby realized the video conference function.On the implementation method of the information interaction between network side and user terminal, also can use the method for carrying out respective handling by user terminal to control appliance transmission SUBSCRIBE request (subscribe request), control appliance with reference to existing Session Initiation Protocol.Send SUBSCRIBE as user terminal to control appliance and ask, subscribe the update service of online terminal list and on-line meeting tabulation, then control appliance regularly or is in real time notified the service of subscribing to user terminal by NOTIFY (notification message).If any the renewal that a user terminal has been subscribed online terminal list, when other user terminals were reached the standard grade or rolled off the production line, control appliance can send to the user terminal that this has subscribed online terminal list with the state variation of these terminals and the online terminal list after the renewal.
Among the present invention, online user's terminal is set up video conference if desired, then send the application of starting broadcasting to the video conference control appliance earlier, the video conference control appliance is selected a multicast address from its multicast address pond, return to the user terminal that this need start broadcasting, after this user terminal obtains multicast address, use the audio and video data streams in this meeting-place, user terminal place of transmission between other user terminals in this address and the multicast group.Whether the terminal that starts broadcasting need the data stream encryption can be selected voluntarily, and event data stream is encrypted, and the recipient must input password, could could play after the deciphering the multicast traffic stream deciphering that receives.After terminal successfully starts broadcasting, need report the state of starting broadcasting and conferencing information to the video conference control appliance, the video conference control appliance adds online list of conference with this meeting, and other terminal just can view this meeting of starting broadcasting like this.
Among the embodiment two, the method for building up of this video conference comprises the steps: as shown in Figure 3
Step s301, user terminal sends register requirement to the video conference control appliance, the video conference control appliance is that user terminal was presence after user terminal was successfully registered, and the video conference control appliance upgrades current online terminal list and on-line meeting tabulation simultaneously.
Step s302, user terminal sends the request of starting broadcasting to the video conference control appliance.
Step s303, the video conference control appliance distributes multicast address to this user terminal.
Step s304, user terminal is set up meeting according to this multicast address, sends multicast traffic stream.
Step s305, this user terminal send the information of the meeting of having started broadcasting to the video conference control appliance; The information of meeting comprises encryption/open situation, video coding, video code rate, video resolution, video frame rate, audio coding, audio code rate and/or the Crypted password of the current meeting of starting broadcasting.
Step s306, described video conference control appliance upgrades online list of conference.
Wherein, the register flow path among the step s301 is registered as example with user terminal 1 at the video conference control appliance as shown in Figure 4, specifically comprises the steps:
Step s401, user terminal 1 sends registration information to the video conference control appliance.
Step s402, end messages such as the IP address of video conference control appliance storage user terminal 1, terminal name, and upgrade terminal list.
Step s403, the video conference control appliance sends the message that succeeds in registration to user terminal 1.
Step s404, user terminal 1 registration finishes and reaches the standard grade, and the user can see that by identification means such as head portrait light terminal own is presence in the online terminal that terminal shows.
Each user terminal is gathered from this locality among the present invention video and audio frequency all adopt the multicast mode to send, wish the picture that connects other user terminal, watch its transmission as certain user terminal, need send request to the video conference control appliance, the video conference control appliance judges whether this user terminal has authority to watch the meeting-place of request, if authority is arranged, then return the multicast address in meeting-place, allow this terminal to watch the picture in this meeting-place; If there is not authority, then returns a refuse information and give this terminal.This authority is set by the user terminal of setting up meeting or video conference control appliance, for example defines ACL.This ACL mainly comprises mapping relations between certain terminal and the other-end, and promptly certain terminal can be watched the picture of which terminal.User with administration authority as the conference administrator, can control and safeguard this ACL in real time to meeting.As terminal A in ACL can only viewing terminal C picture, when the picture of terminal A application viewing terminal B, the conference administrator can upgrade ACL simultaneously according to the authority of actual conditions granting terminal A viewing terminal B picture; Do not control in real time if there is the conference administrator, then judge according to the ACL that pre-defines by the video conference control appliance.
Among the embodiment three, the connection flow process of video conference specifically comprises the steps: as shown in Figure 5
Step s501, user terminal requests video conference control appliance adds the meeting of having started broadcasting with it.
Step s502, video conference control appliance judge whether this user terminal has the adding authority, has then to continue step s503, otherwise turn to step s504.
Step s503, the video conference control appliance also finishes to the multicast address that this user terminal sends meeting, for encrypting meeting, sends clear crytpographic key simultaneously.
Step s504, video conference control appliance refuse this user terminal requests and finish.
Figure 6 shows that the embodiment four among the present invention, for passing through foundation and the method for attachment in conjunction with above video conference, two terminals realize the signaling process figure of video conference after registration on the video conference control appliance.
Step s601, user terminal 1 sends the request of starting broadcasting to the video conference control appliance.
Step s602, video conference control appliance select a multicast address from address pool.
Step s603, the video conference control appliance distributes multicast address to user terminal 1.
Step s604, user terminal 1 starts broadcasting, and sends the information of the meeting of having started broadcasting to the video conference control appliance.
Step s605, the video conference control appliance upgrades online list of conference.
Step s606, user terminal 2 is found the meeting that user terminal 1 starts broadcasting.
Step s607, user terminal 2 send the request that connects this meeting to the video conference control appliance.
Step s608, video conference control appliance judge whether user terminal 2 has the authority that connects this meeting, has then to continue, otherwise send refuse information and end.
Step s609, the video conference control appliance if encrypt meeting, sends clear crytpographic key to the multicast address of user terminal 2 these meetings of transmission simultaneously.
Step s610, user terminal 2 receives the multicast traffic stream that user terminal 1 sends according to this multicast address, thereby watches this meeting.
Foundation and method of attachment according to above video conference of the present invention can realize multipart video-meeting, in the meeting, use multicast mode transmission of video and audio frequency between each user terminal of participant.Multipart video-meeting comprises instant in many ways type video conference and reservation type video conference in many ways.
Wherein, the establishment of instant in many ways type meeting can be passed through user terminal and finishes.The user only needs to send request to the video conference control appliance can create an instant type meeting, and for example, user terminal will want to convene the IP address of the user terminal of affiliation to be placed on the data division of Transmission Control Protocol, and send to the video conference control appliance; After the video conference control appliance is received this information, send INVITE request (inviting request) information according to the IP address to each user terminal, user terminal returns one and adds message to server, server receives the state that upgrades terminal list after these message, also this lastest imformation is sent to simultaneously each terminal in this meeting, terminal is received the SOT state of termination of also upgrading after the information on this machine.Among the embodiment five, convening user terminal 1 and user terminal 2 to carry out video conference with user terminal 3 is example, and this flow process specifically comprises the steps: as shown in Figure 7
Step s701, user terminal 3 is initiated the request of calling a meeting to the video conference control appliance, sends the terminal list of wanting to convene affiliation simultaneously.
Step s702, the terminal that the video conference control appliance relates in all tabulations sends request, requires each terminal-joined meeting.
Step s703 receives the joining meeting to terminal of invitation, and the message that changes to video conference control appliance transmit status.
Step s704, the video conference control appliance is the state of new terminal more.
Step s705, each user terminal is to video conference control appliance application multicast address.
Step s706, the video conference control appliance is selected multicast address from the multicast address pond.
Step s707, the video conference control appliance is to the different multicast address of each participant terminal distribution.
Step s708, each participant terminal sends multicast data flow, and receives the multicast data flow of other user terminals, and meeting begins.
In many ways the establishment of reservation type meeting can be finished by the video conference control appliance.User terminal sends the conference reservation request to the video conference control appliance, preengage successfully after, the video conference control appliance inserts a conference reservation record in its data.The video conference control appliance is made regular check on the minutes of its database, if the time of meeting of finding to have reservation at hand, then according to the terminal list in the conference reservation record, sends to each terminal and to add invitation.
The flow process of this step is similar to the start flow of instant video in many ways shown in Figure 7 meeting, does not do being repeated in this description at this.
Meeting is carried out in the process, each user terminal is according to the video conference control appliance or have the meeting control strategy that the user terminal of authority is set, decide the mode of transmission or receiving multicast data stream, by the video conference control appliance request and the order of each user terminal are handled simultaneously.This can be controlled strategy and mainly comprise conference member strategy and meeting process strategy: the conference member strategy is mainly used in the management of conference member, comprises user access control, user authority management etc.; The conferencing resource strategy is used for the control of meeting process and resource, comprises session encryption control, resource sharing control, process control, Synchronization Control etc.Can control strategy can carry out real time modifying by video conference control appliance or the user terminal with authority, wherein the modification of user terminal can be undertaken by Web mode or other modes.This flexibility can guarantee as long as the meeting control strategy of setting allows, in the video conference any station terminal can vod session in the middle of the audio/video flow of other any or many station terminals.
Simultaneously, when a user terminal is checked a plurality of meeting-place, freely determine to show the mode of a plurality of pictures by this user terminal.Equally, for the sound in each meeting-place, also can decide " only playing key frame " or " only playing the 1-2 road of current sound maximum " or modes such as " the direct audio mixings of all a plurality of pictures " in its sole discretion by the user of terminal.
For dissimilar multipart video-meetings, its ending method is different.
If the concluding time of meeting is determined in advance, the situation of reservation type meeting for example, when arriving the concluding time of meeting, if still have the participant terminal to exist in the meeting, then the video conference control appliance is to participant terminal send that meeting adjourned notice and BYE message (byebye message) and make it withdraw from meeting, carry out the meeting delete procedure then, with the deletion of this meeting address and reclaim this multicast address, upgrade online list of conference simultaneously.
If meeting does not have concluding time of determining in advance, so the situation of instant type meeting for example is can not be according to the concluding time closing session of meeting.Meeting this moment judges that the condition that finishes is the user terminal number in the meeting.After last user terminal in the meeting withdrawed from meeting, the video conference control appliance thought that meeting adjourned, carried out the meeting delete procedure, with this meeting address deletion and reclaim this multicast address, upgraded online list of conference simultaneously.
More than disclosed only be several specific embodiment of the present invention, still, the present invention is not limited thereto, any those skilled in the art can think variation all should fall into protection scope of the present invention.
Claims (16)
1, a kind of implementation method of video conference is characterized in that, may further comprise the steps:
The video conference control appliance is to waiting that the user terminal of setting up meeting distributes multicast address;
Described user terminal is set up meeting according to described multicast address, can send multicast data flow by the control strategy according to predefined.
2, the implementation method of video conference according to claim 1 is characterized in that, described video conference control appliance or the user terminal with authority set in real time or revise described can the control strategy.
3, the implementation method of video conference according to claim 1, it is characterized in that, can control strategy according to described, the process of the described video conference control appliance described meeting of control in real time, multicast data flow in the described meeting of control in real time of described user terminal, and to described video conference control appliance transmission conferencing information.
4, as the implementation method of video conference as described in the claim 3, it is characterized in that described conferencing information comprises video information and/or the audio-frequency information and/or the enciphered message of meeting.
5, the implementation method of video conference according to claim 1 is characterized in that described video conference control appliance real-time update is also safeguarded online list of conference and online terminal list, and send to user terminal.
6, the implementation method of video conference according to claim 1 is characterized in that, connect the control of authority of having set up meeting to user terminal described can the control strategy further comprising:
(61), user terminal sends the request that connects meeting to described video conference control appliance;
(62), described video conference control appliance can judge that whether described user terminal has the authority that connects described meeting, then carries out step (63) if having, otherwise carries out step (65) by the control strategy according to described;
(63) if described user terminal has the connection authority, then described video conference control appliance sends the multicast address of described meeting to described user terminal;
(64), described user terminal connects described meeting according to described multicast address, receive the multicast data flow of described meeting and finish;
(65) described video conference control appliance sends refuse information and end to described user terminal.
7, as the implementation method of video conference as described in the claim 6, it is characterized in that, when described meeting to be connected when encrypting meeting, described video conference control appliance sends clear crytpographic key simultaneously with the multicast address of described meeting.
As the implementation method of video conference as described in the claim 6, it is characterized in that 8, described video conference control appliance or the user terminal with authority are set or the described connection authority of real time modifying in real time.
9, the implementation method of video conference according to claim 1 is characterized in that, described when meeting adjourned, described video conference control appliance reclaims the multicast address of described meeting.
10, the implementation method of video conference according to claim 1 is characterized in that, when described meeting was multipart video-meeting, described video conference control appliance also comprised before the user terminal of waiting to set up meeting distributes multicast address:
The video conference control appliance sends to invite to each participant user terminal and adds meeting message;
Described each user terminal returns adding message.
As the implementation method of video conference as described in the claim 10, it is characterized in that 11, when the reservation type meeting, described participant user terminal is the user terminal in the participant terminal list of storage in advance on the described video conference control appliance.
As the implementation method of video conference as described in the claim 10, it is characterized in that 12, when instant type meeting, described participant user terminal sends to the user terminal in the participant terminal list of described video conference control appliance for the user terminal of initiating meeting.
13, a kind of video conference control appliance is characterized in that, comprises control unit and memory cell;
Described control unit links to each other with described memory cell, and management also distributes to user terminal and to set up the required multicast address of meeting, and according to predefined can control policy control meeting process;
Described memory cell is stored the described conferencing information of setting up meeting that can control strategy and user terminal transmission.
14, as video conference control appliance as described in the claim 13, it is characterized in that described control unit further comprises: multicast control sub unit and meeting process control sub unit;
Described multicast control sub unit, the managing multicast address pool, and distribute and reclaim and set up the required multicast address of meeting to user terminal;
Described meeting process control sub unit can be controlled policy control meeting process, management participant user terminal authority and handle the participant user terminal requests according to described.
15, a kind of user terminal of video conference is characterized in that, comprises terminal multicast unit, sets up meeting according to the multicast address that distributes, and sends and control the multicast data flow in the described meeting, and the conferencing information of meeting has been set up in transmission.
16, as the user terminal of video conference as described in the claim 15, it is characterized in that, also comprise Terminal Control Element, according to the operating right of the described user terminal of meeting control policy control that obtains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610161834 CN1964475A (en) | 2006-12-06 | 2006-12-06 | A realization method for video conference, control device and user terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610161834 CN1964475A (en) | 2006-12-06 | 2006-12-06 | A realization method for video conference, control device and user terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1964475A true CN1964475A (en) | 2007-05-16 |
Family
ID=38083317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610161834 Pending CN1964475A (en) | 2006-12-06 | 2006-12-06 | A realization method for video conference, control device and user terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1964475A (en) |
Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009074081A1 (en) * | 2007-11-30 | 2009-06-18 | Huawei Technologies Co., Ltd. | Method, system and device for establishing broadcast or multicast bearer |
| CN101867769A (en) * | 2010-05-26 | 2010-10-20 | 广东亿迅科技有限公司 | Network multimedia communication method and system |
| CN101938625A (en) * | 2010-09-15 | 2011-01-05 | 中兴通讯股份有限公司 | Video Conference System and Its Realization Method |
| CN102325246A (en) * | 2011-10-18 | 2012-01-18 | Tcl集团股份有限公司 | Video conference system as well as video conference server and mobile communication terminal |
| CN102546994A (en) * | 2010-12-29 | 2012-07-04 | 中兴通讯股份有限公司 | Method and system for realizing information interaction of multimedia conference members |
| CN102883131A (en) * | 2011-07-15 | 2013-01-16 | 中兴通讯股份有限公司 | Signaling interaction method and device based on tele-presence system |
| CN101754090B (en) * | 2008-12-16 | 2014-04-16 | 中兴通讯股份有限公司 | Method and system for opening meetings when PC client is used for binding hard terminal |
| CN104065914A (en) * | 2013-03-18 | 2014-09-24 | 中国移动通信集团公司 | A wireless terminal video conferencing system, implementation method and device |
| WO2014146238A1 (en) * | 2013-03-19 | 2014-09-25 | 华为技术有限公司 | Site booking method, apparatus, and conferencing system |
| CN104506330A (en) * | 2014-11-28 | 2015-04-08 | 北京奇艺世纪科技有限公司 | Message synchronizing method and system |
| WO2015117277A1 (en) * | 2014-02-10 | 2015-08-13 | 华为技术有限公司 | Method, apparatus and system for controlling multiparty real-time communication |
| CN104994328A (en) * | 2015-07-03 | 2015-10-21 | 马岩 | Conference content sharing method and system |
| CN107682164A (en) * | 2017-09-05 | 2018-02-09 | 深圳市盛路物联通讯技术有限公司 | Data processing method and relevant device |
| CN108156413A (en) * | 2017-12-28 | 2018-06-12 | 中兴通讯股份有限公司 | Transmission method and device, the MCU of video conference |
| CN108206926A (en) * | 2016-12-20 | 2018-06-26 | 北京视联动力国际信息技术有限公司 | A kind of method and device of conference management client and exterior terminal state synchronized |
| CN108632562A (en) * | 2017-03-20 | 2018-10-09 | 展讯通信（上海）有限公司 | The method, apparatus of initiating conference phone, mostly logical terminal and network side equipment |
| CN109218742A (en) * | 2018-09-06 | 2019-01-15 | 视联动力信息技术股份有限公司 | A kind of data processing method and device of view networking |
| CN109587433A (en) * | 2018-10-29 | 2019-04-05 | 视联动力信息技术股份有限公司 | It is a kind of to put tune method and point tune device |
| CN110418099A (en) * | 2018-08-30 | 2019-11-05 | 腾讯科技（深圳）有限公司 | A kind of audio/video processing method, device and storage medium |
| CN110719433A (en) * | 2019-09-25 | 2020-01-21 | 视联动力信息技术股份有限公司 | Method and device for displaying online state of terminal, electronic equipment and storage medium |
| CN111988414A (en) * | 2020-08-26 | 2020-11-24 | 杭州速递科技有限公司 | Video hard terminal conference control method and system |
| CN112422880A (en) * | 2020-10-10 | 2021-02-26 | 中国农业银行股份有限公司河北省分行 | Video conference method, terminal device and readable storage medium |
| CN112422881A (en) * | 2020-11-18 | 2021-02-26 | 青岛华升联信智慧科技有限公司 | P2P video conference method for free networking |
| CN109194905B (en) * | 2018-11-05 | 2021-09-10 | 苏州科达科技股份有限公司 | Video conference connection encryption and establishment method, terminal, server and system |
-
2006
- 2006-12-06 CN CN 200610161834 patent/CN1964475A/en active Pending
Cited By (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009074081A1 (en) * | 2007-11-30 | 2009-06-18 | Huawei Technologies Co., Ltd. | Method, system and device for establishing broadcast or multicast bearer |
| CN101754090B (en) * | 2008-12-16 | 2014-04-16 | 中兴通讯股份有限公司 | Method and system for opening meetings when PC client is used for binding hard terminal |
| CN101867769A (en) * | 2010-05-26 | 2010-10-20 | 广东亿迅科技有限公司 | Network multimedia communication method and system |
| CN101938625A (en) * | 2010-09-15 | 2011-01-05 | 中兴通讯股份有限公司 | Video Conference System and Its Realization Method |
| WO2012034324A1 (en) * | 2010-09-15 | 2012-03-22 | 中兴通讯股份有限公司 | Video conference system and implementation method thereof |
| CN102546994B (en) * | 2010-12-29 | 2015-01-28 | 中兴通讯股份有限公司 | Method and system for realizing information interaction of multimedia conference members |
| CN102546994A (en) * | 2010-12-29 | 2012-07-04 | 中兴通讯股份有限公司 | Method and system for realizing information interaction of multimedia conference members |
| WO2012088880A1 (en) * | 2010-12-29 | 2012-07-05 | 中兴通讯股份有限公司 | Method, system and apparatus for implementing message interaction among multimedia conference members |
| CN102883131A (en) * | 2011-07-15 | 2013-01-16 | 中兴通讯股份有限公司 | Signaling interaction method and device based on tele-presence system |
| CN102883131B (en) * | 2011-07-15 | 2017-02-08 | 中兴通讯股份有限公司 | Signaling interaction method and device based on tele-presence system |
| CN102325246A (en) * | 2011-10-18 | 2012-01-18 | Tcl集团股份有限公司 | Video conference system as well as video conference server and mobile communication terminal |
| CN102325246B (en) * | 2011-10-18 | 2014-05-07 | Tcl集团股份有限公司 | Video conference system as well as video conference server and mobile communication terminal |
| CN104065914A (en) * | 2013-03-18 | 2014-09-24 | 中国移动通信集团公司 | A wireless terminal video conferencing system, implementation method and device |
| WO2014146238A1 (en) * | 2013-03-19 | 2014-09-25 | 华为技术有限公司 | Site booking method, apparatus, and conferencing system |
| WO2015117277A1 (en) * | 2014-02-10 | 2015-08-13 | 华为技术有限公司 | Method, apparatus and system for controlling multiparty real-time communication |
| CN104506330A (en) * | 2014-11-28 | 2015-04-08 | 北京奇艺世纪科技有限公司 | Message synchronizing method and system |
| CN104506330B (en) * | 2014-11-28 | 2018-08-17 | 北京奇艺世纪科技有限公司 | A kind of message synchronization method and system |
| CN104994328A (en) * | 2015-07-03 | 2015-10-21 | 马岩 | Conference content sharing method and system |
| CN108206926A (en) * | 2016-12-20 | 2018-06-26 | 北京视联动力国际信息技术有限公司 | A kind of method and device of conference management client and exterior terminal state synchronized |
| CN108632562A (en) * | 2017-03-20 | 2018-10-09 | 展讯通信（上海）有限公司 | The method, apparatus of initiating conference phone, mostly logical terminal and network side equipment |
| CN107682164A (en) * | 2017-09-05 | 2018-02-09 | 深圳市盛路物联通讯技术有限公司 | Data processing method and relevant device |
| CN108156413A (en) * | 2017-12-28 | 2018-06-12 | 中兴通讯股份有限公司 | Transmission method and device, the MCU of video conference |
| CN110418099A (en) * | 2018-08-30 | 2019-11-05 | 腾讯科技（深圳）有限公司 | A kind of audio/video processing method, device and storage medium |
| CN109218742A (en) * | 2018-09-06 | 2019-01-15 | 视联动力信息技术股份有限公司 | A kind of data processing method and device of view networking |
| CN109587433A (en) * | 2018-10-29 | 2019-04-05 | 视联动力信息技术股份有限公司 | It is a kind of to put tune method and point tune device |
| CN109194905B (en) * | 2018-11-05 | 2021-09-10 | 苏州科达科技股份有限公司 | Video conference connection encryption and establishment method, terminal, server and system |
| CN110719433A (en) * | 2019-09-25 | 2020-01-21 | 视联动力信息技术股份有限公司 | Method and device for displaying online state of terminal, electronic equipment and storage medium |
| CN111988414A (en) * | 2020-08-26 | 2020-11-24 | 杭州速递科技有限公司 | Video hard terminal conference control method and system |
| CN112422880A (en) * | 2020-10-10 | 2021-02-26 | 中国农业银行股份有限公司河北省分行 | Video conference method, terminal device and readable storage medium |
| CN112422881A (en) * | 2020-11-18 | 2021-02-26 | 青岛华升联信智慧科技有限公司 | P2P video conference method for free networking |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1964475A (en) | A realization method for video conference, control device and user terminal | |
| CN1328683C (en) | Method and system for video conferencing conversation conversion from unicast to multicast | |
| EP1629631B1 (en) | System and method for authorizing a party to join a conference | |
| US7221942B2 (en) | System and method for providing a messenger service capable of changing messenger status information based on a schedule | |
| US7676596B1 (en) | Method and system for broadcasting live data over a network | |
| CN100562095C (en) | Method and system for realizing video conferencing by using instant message system | |
| Koskelainen et al. | A SIP-based conference control framework | |
| CA2352207C (en) | Announced session description | |
| US20020078153A1 (en) | Providing secure, instantaneous, directory-integrated, multiparty, communications services | |
| KR100939182B1 (en) | Group communication server | |
| WO2010045857A1 (en) | Conference terminal, conference server, conference system and method for data processing | |
| EP1131935B1 (en) | Announced session control | |
| CN1185071A (en) | Multimedia Conference Using Parallel Network | |
| CN100490528C (en) | Method for establishing an IP video-conference using a telephone network for voice transmission | |
| CN108235042A (en) | A kind of more people's live network broadcast methods, device, adding apparatus and system | |
| EP3163869B1 (en) | Conference migration method, device and system | |
| JPH1198139A (en) | Conference management equipment, system and method for internet | |
| US7975073B2 (en) | Middleware server for interfacing communications, multimedia, and management systems | |
| CN101325487A (en) | A method for restricting the display of user numbers in conference service notification messages | |
| US20150149457A1 (en) | Method, computer-readable storage device and apparatus for establishing persistent messaging sessions | |
| JP2008187283A (en) | COMMUNICATION SYSTEM, SERVER DEVICE, AND TERMINAL DEVICE | |
| WO2014075483A1 (en) | Method, device, and system for implementing multi-party conference call by using set top box | |
| CN112422880A (en) | Video conference method, terminal device and readable storage medium | |
| CN100542099C (en) | A kind of multipoint control unit and based on the shared method and the conference system of IP network | |
| JP4650626B2 (en) | Speaking right management system, speaking right management method, and program |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20070516 |