CN102377981A - Video conference system and communication method thereof - Google Patents
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- CN102377981A CN102377981A CN2010102573194A CN201010257319A CN102377981A CN 102377981 A CN102377981 A CN 102377981A CN 2010102573194 A CN2010102573194 A CN 2010102573194A CN 201010257319 A CN201010257319 A CN 201010257319A CN 102377981 A CN102377981 A CN 102377981A
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Abstract
The invention is applied to the field of communication, and provides a video conference system and a communication method of the video conference system. The method comprises the steps of: arranging one or two network connection on a video conference terminal, and starting a function of bridge connection, so that the video conference terminal is arranged in one or two network(s) due to the arrangement of the network connection; and building call connection between two terminal equipment which jointly belong to one network or respectively belong to two networks by the video conference terminal, and communicating by the video conference terminal. The network arrangement and the bridge connection arrangement are arranged on the video conference terminal, and the call connection is built on terminal equipment to be communicated in embodiments of the invention, so that the two terminal equipment for building the call connection with the video conference terminal can be communicated with each other, the communication problem between the terminal equipment can be solved, the whole system can be simplified, and the cost of the system can be saved.
Description
Technical field
The invention belongs to the communications field, relate in particular to a kind of video conferencing system and communication means thereof.
Background technology
Video conferencing system is claimed TV conference system again, is meant two or more not comprovincial individual or colonies; Through transmission line and multimedia equipment; Sound, image and documentation are passed mutually, realize instant and interactive communication, to realize the system equipment of meeting purpose.
(Multi Control Unit MCU) is the key equipment of video conferencing system to multipoint control unit, and its effect is equivalent to the effect of a switch; It will be from the information flow of each meeting field point; Through after the separated in synchronization, extract information and signalings such as audio frequency, video, data, again with the information and the signaling of each meeting field point; Send into a kind of processing module; Accomplish processes such as corresponding audio mix or switching, video mix or switching, data broadcasting and Route Selection, timing and meeting control, at last that each meeting field point is required various information reconfigure, and are sent to each corresponding video conference terminal system equipment.
Video conference terminal is exactly that the realtime graphic of a certain meeting point, voice and relevant data message are gathered, and compressed encoding is delivered to transmission channel after multiplexed.Simultaneously the image that receives, voice-and-data information are decomposed, decoded, be reduced to image, the voice-and-data in the other side meeting-place.In addition, also with the meeting control signal in this meeting-place, like request floor, request Chair etc. are delivered to MCU to video conference terminal.Also to carry out the control action of MCU simultaneously to this meeting-place.
With the videoconference system architecture figure that includes 5 video conference terminals shown in Figure 1 is example, and a video conferencing system is made up of video conference terminal 101, video conference terminal 102, video conference terminal 103, video conference terminal 104, video conference terminal 105 and MCU106 and MCU107.The communication each other of each video conference terminal depends on MCU and accomplishes.Wherein, video conference terminal 101 by video i/o equipment 1011, Video Codec 1012, data selector/data distributor 1013, audio frequency I/O equipment 1014, audio codec 1015, prolong 1016, user/network interface 1017, data communication subsystem 1018, system's control 1019, end-to-end signal 10110, hold network signal 10111 to form jointly.Information such as the sound that user/network interface 1017 responsible MCU of reception send, video perhaps send to MCU with information such as treated sound, videos, so that MCU redispatches to other equipment in the same video conferencing system.
In the prior art; If two terminal equipments among two heterogeneous networks will communicate; Common way is to add a network equipment, connects the terminal equipment of intercommunication mutually as adding bridge, perhaps carries out cascade between the MCU; Perhaps carry out analog switching back-to-back, realize the intercommunication between two heterogeneous networks through two video conference terminals that belong in the heterogeneous networks.
Adding bridge causes the cost increase and makes system complex; Level joint conference between the MCU because the version of MCU, the compatibility influence of different manufacturers etc. cause being difficult to realize, and video conference terminal back-to-back analog switching can cause picture quality serious descend with the time delay increase cause convention business unavailable with the cost increase.And technology of the present invention can effectively be avoided above problem, and a kind of better solution is provided.
Summary of the invention
The purpose of the embodiment of the invention is to provide a kind of communication means of video conferencing system, is intended to solve the available technology adopting interpolation network equipment and connects the terminal equipment of intercommunication mutually, the problem that causes video conferencing system complexity and system cost to increase.
The embodiment of the invention is achieved in that a kind of communication means of video conferencing system, and said method comprises the steps:
One or two network connection is set on video conference terminal and launches bridging functionality, the setting that said network connects is in one or two network of setting video conference terminal;
Belong to two terminal equipments of a network or belong between two terminal equipments of two networks to set up to call out and connect, and communicate through said video conference terminal through said video conference terminal.
Another purpose of the embodiment of the invention is to provide a kind of video conferencing system, and said system comprises:
Video conference terminal is used to supply the user that one or two network is set and connects and launch bridging functionality, and the setting that said network connects is in one or two network of setting video conference terminal;
At least two terminal equipments, said at least two terminal equipments belong to a network or belong to two networks, set up calling through said video conference terminal between two equipment wherein and connect, and communicate through said video conference terminal.
The embodiment of the invention is through being provided with one or two networks connections and launching bridging functionality on video conference terminal; This video conference terminal is in the network of setting, and has the function of transmitting audio/video information, and set up to call out with two terminal equipments that needs are communicated by letter and be connected; Thereby make and set up between the terminal equipment of calling out connection and can intercom mutually with video conference terminal; Solve the communication issue between terminal equipment, simplified whole system, saved system cost.
Description of drawings
Fig. 1 is the videoconference system architecture sketch map that prior art provides;
Fig. 2 is the flow chart of the communication means of the video conferencing system that provides of the embodiment of the invention;
Fig. 3 is the structure chart of the video conferencing system that provides of the embodiment of the invention;
Fig. 4 is the videoconference system architecture sketch map that the embodiment of the invention provides;
Fig. 5 is the videoconference system architecture sketch map that the embodiment of the invention provides.
Embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
The invention provides a kind of video conferencing system and communication means thereof:
Said method comprises: one or two network connection is set on video conference terminal and launches bridging functionality, the setting that said network connects is in one or two network of setting video conference terminal;
Belong to two terminal equipments of a network or belong between two terminal equipments of two networks to set up to call out and connect, and communicate through said video conference terminal through said video conference terminal.
Said system comprises: video conference terminal, and be used to supply the user that one or two network is set and connect and launch bridging functionality, the setting that said network connects is in one or two network of setting video conference terminal;
At least two terminal equipments, said at least two terminal equipments belong to a network or belong to two networks, set up calling through said video conference terminal between two equipment wherein and connect, and communicate through said video conference terminal.
The embodiment of the invention connects through one or two network is set on video conference terminal equipment; This video conference terminal is in the network of setting; And launch the bridging functionality of this video conference terminal; Again be in above-mentioned network in two terminal equipments set up to call out and be connected, thereby realized being in the communication between the terminal equipment in the above-mentioned network.
Embodiment one:
Fig. 2 shows the realization flow of the communication means of the video conferencing system that the embodiment of the invention provides, and details are as follows:
In step S201, one or two network connection is set on video conference terminal and launches bridging functionality;
Connect if a network is set on video conference terminal, this video conference terminal just is in the network of setting; Connect if two networks are set on video conference terminal, this video conference terminal just is in two networks of setting simultaneously.
When the user gets into " bridge joint setting " interface " system's setting " menu from video conference terminal master interface; The bridging functionality that bridge joint just can be launched this video conference terminal is launched in selection; After launching bridging functionality, this video conference terminal just has the function of transmitting sound, video information.
In step S202, two terminal equipments are set up to call out through video conference terminal and are connected, and communicate.
Connect if network is set on video conference terminal, suppose that this network connects this video conference terminal is in the network A, launch the bridging functionality of this video conference terminal, again be in network A together in two terminal equipments set up to call out and be connected.After call out to connect setting up, just can mutual communication between above-mentioned two terminal equipments, transmit audio/video information mutually.More outstanding its advantage when this method lacks MCU in network; Such as three video conference terminals are arranged in the network, there is not MCU, but to open a tripartite talks; At this moment; As long as one of them video conference terminal support bridge connection function, after having launched bridging functionality, three video conference terminals just can intercom mutually.
If two networks are set on video conference terminal to be connected; Suppose that this network connection is in network A and the network B this video conference terminal simultaneously; Launch the bridging functionality of this video conference terminal, again be in network A in a terminal equipment and be in terminal equipment in the network B and set up to call out and be connected.Calling out after successful connection sets up, just can mutual communication between above-mentioned two terminal equipments, transmit audio/video information mutually.
In embodiments of the present invention; Through video conference terminal being provided with the network connection and launching bridging functionality; And the terminal equipment in making this video conference terminal and being in network set up to call out and to be connected, feasiblely is in two terminal equipments that a network or branch be in two networks and can intercoms mutually.In the embodiment of the invention, can carry out network settings to video conference terminal earlier and carry out the bridge joint setting again, also can take earlier video conference terminal to be carried out the bridge joint setting, carry out the mode of network settings again.
Embodiment two:
In the embodiment of the invention, two terminal equipments or the branch that belong to same network are in two terminal equipments in two networks, can be video conference terminal simultaneously, perhaps are MCU simultaneously, also can be a video conference terminal, and another is MCU.Is connected as long as two terminal equipments are successfully set up to call out with same video conference terminal respectively, these two terminal equipments just can mutual communication, the transmission audio/video information.
Embodiment three:
In the embodiment of the invention; Belong to two terminal equipments of a network or divide two terminal equipments that are in two networks; When setting up the calling connection do; One of them terminal equipment at first set up to be called out with the video conference terminal with bridging functionality and is connected, this terminal equipment and this video conference terminal successfully set up call out be connected after, this video conference terminal is connected with another terminal equipment foundation calling again.Two terminal equipments respectively with this video conference terminal successfully set up call out be connected after; These two terminal equipments just can intercom mutually; Transmit audio/video information; And this video conference terminal can transmit audio/video information mutually with these two terminal equipments too, and plays the audio/video information that receives.
Embodiment four:
In embodiments of the present invention, needs are often kept two terminal equipments of communicating by letter, a time limit in the time interval can be set in advance, regularly set up to call out and connect, for example call out week about and connect once, perhaps call out every other month and connect once.The mode in time limit of setting interval can be provided with on video conference terminal, also can on the terminal equipment of needs communication, be provided with.When the terminal equipment of communication was two terminal equipments inequality, the time limit in the time interval that on above-mentioned two terminal equipments, is provided with should equate.
Last successfully foundation of record called out time that connects and the time limit in the time interval of reading configuration; Judge whether set up the time limit of next time calling out connection arrives,, then between video conference terminal and terminal equipment, set up and call out connection if arrive; If do not arrive, then do not set up and call out connection.
In the embodiment of the invention, call out interval time limit connect hours, when the time limit in the time interval arrives, between video conference terminal and terminal equipment, set up calling automatically and connect, make the communication between the terminal equipment convenient more through being provided with to set up.
Embodiment five:
Fig. 3 shows the structure chart of the video conferencing system that the embodiment of the invention provides, and for the ease of explanation, only shows the part relevant with the embodiment of the invention.
At least two terminal equipments 302, at least two terminal equipments belong to a network or belong to two networks, set up calling through said video conference terminal between two terminal equipments wherein and connect, and communicate through said video conference terminal.
Video conference terminal is carried out one or two network connect setting, this video conference terminal is in one or two networks of setting.When two terminal equipments that communicate belong to a network, this video conference terminal is carried out a network connect setting, this video conference terminal is connected in the network identical with two terminal equipments of communicating by letter; When two terminal equipment branches that communicate are in two various network; This video conference terminal is carried out two networks connect setting; One of them network connection is connected to this video conference terminal in the network identical with one of them terminal equipment, and another network connection is connected to this video conference terminal in the network identical with another terminal equipment.Launch bridging functionality, make this video conference terminal have the function of transmitting sound, video information.
After video conference terminal is carried out network settings and bridge joint setting, be connected being between two terminal equipments in the consolidated network to set up to call out again with it.Calling out after successful connection sets up, setting up to call out between the terminal equipment that is connected with video conference terminal and just can transmit information such as sound, video data mutually.
Embodiment six:
In the embodiment of the invention; On video conference terminal and/or terminal equipment, can also comprise: time quantum is set, and this is provided with time quantum and is used in advance at video conference terminal or is on the terminal equipment of consolidated network foundation of configuration with video conference terminal calling out the time limit in the time interval that is connected next time.This is provided with time quantum and also comprises record cell, is used to write down last successfully foundation and calls out time that connects and the time limit in the time interval of reading configuration; Judging unit is used to judge that foundation calls out the time limit of connection next time and whether arrive, if arrive, forwards to set up and calls out linkage unit, sets up to call out to connect, if do not arrive, then forwards to and does not set up the calling linkage unit, does not set up to call out to connect.
The embodiment of the invention is provided with time quantum through increasing at video conference terminal or on the terminal equipment that needs often to communicate by letter; Record cell; And judging unit; When the time limit in the time interval that is provided with arrives, between video conference terminal and terminal equipment, set up automatically and call out connection, make the communication between the terminal equipment convenient more.Wherein, terminal equipment can be video conference terminal, also can be MCU
Embodiment seven:
For explanation more at large is in the communication means of two terminal equipments in the heterogeneous networks, be that example describes with videoconference system architecture shown in Figure 4 below:
On video conference terminal 404, add first network and connect, interpolation ip is 192.168.20.22, and launches this connection.Likewise, on video conference terminal 404, add second network and connect, interpolation ip is 192.168.21.22, and launches this connection.After having added the various network connection, just can connect, promptly set up and call out at video conference terminal 404 and the terminal equipment that is in the above-mentioned network.
In embodiments of the present invention, video conference terminal 404 is set up first with terminal equipment 403 and is connected, and promptly sets up and calls out; Video conference terminal 404 is set up second with terminal equipment 405 and is connected, and promptly sets up and calls out, and like this, through the connection of video conference terminal 404, just can realize the communication between terminal equipment 403 and the terminal equipment 405.The image of terminal equipment 403, sound can pass to terminal equipment 405; If terminal equipment 405 is video conference terminals; Then this video conference terminal can show image, the sound with playing terminal equipment 403; If terminal equipment 405 is MCU, then this MCU can give next video conference terminal the image of terminal equipment 403, transmission sound, on next video conference terminal, shows and plays back; Similarly; The image of terminal equipment 405, sound can pass to terminal equipment 403; If terminal equipment 403 is video conference terminals, then this video conference terminal can show image, the sound with playing terminal equipment 405, if terminal equipment 403 is MCU; Then this MCU can give next video conference terminal the image of terminal equipment 405, transmission sound, on next video conference terminal, shows and plays back.
Embodiment eight:
For explanation more at large is in the communication means of two terminal equipments in the identical network, be that example describes with videoconference system architecture shown in Figure 5 below:
On video conference terminal 502, add network and connect, interpolation ip is 192.168.22.23, and launches this connection.
Set up a calling at video conference terminal 502 and terminal equipment 503 and be connected, set up another calling at video conference terminal 502 and terminal equipment 504 and be connected.
Success is set up and is called out after the connection; Terminal equipment 503 and terminal equipment 504 just can mutual communication; Transmit audio/video information; And video conference terminal 502 can receiving terminal apparatus 503 and the audio/video information that sends of terminal equipment 504, and plays the audio/video information that receives, and this video conference terminal 502 can also send audio/video informations to terminal equipment 503 and terminal equipment 504.
The embodiment of the invention connects setting through on video conference terminal, carrying out one or two network; And launch bridging functionality; This video conference terminal is in one or two network of above-mentioned setting; And having the function of transmitting audio/video information, this video conference terminal establishes a communications link with two terminal equipments that are in the above-mentioned network respectively again, thereby realizes the communication of terminal equipment.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. the communication means of a video conferencing system is characterized in that, said method comprises:
One or two network connection is set on video conference terminal and launches bridging functionality, the setting that said network connects is in one or two network of setting video conference terminal;
Belong to two terminal equipments of a network or belong between two terminal equipments of two networks to set up to call out and connect, and communicate through said video conference terminal through said video conference terminal.
2. the communication means of video conferencing system as claimed in claim 1 is characterized in that, setting up two terminal equipments calling out connection and communicate through said video conference terminal is that video conference terminal perhaps is multipoint control unit MCU.
3. the communication means of video conferencing system as claimed in claim 1; It is characterized in that said two terminal equipments that belong to a network or belong between two terminal equipments of two networks to set up and call out step of connecting and be specially through said video conference terminal:
One of them terminal equipment is at first set up to call out with said video conference terminal and is connected, and said video conference terminal is set up to call out to another terminal equipment again and connected.
4. the communication means of video conferencing system as claimed in claim 1 is characterized in that, said method also comprises the steps:
Said video conference terminal carries out sending out mutually of audio/video information with the terminal equipment that is connected with its foundation calling, and said video conference terminal is also play the audio/video information that receives.
5. like the communication means of each described video conferencing system of claim 1 to 4, it is characterized in that said method further comprises step:
In advance at said video conference terminal or be on the terminal equipment of consolidated network foundation of configuration with said video conference terminal and call out the time limit in the time interval that is connected next time;
Record is last successfully to be set up time of calling out connection and the time limit in the time interval of reading configuration, judges whether arrive, if arrive, then set up and call out connection if setting up the time limit of next time calling out connection, if do not arrive, then do not set up and call out connection.
6. a video conferencing system is characterized in that, said system comprises:
Video conference terminal is used to supply the user that one or two network is set and connects and launch bridging functionality, and the setting that said network connects is in one or two network of setting video conference terminal;
At least two terminal equipments, said at least two terminal equipments belong to a network or belong to two networks, set up calling through said video conference terminal between two terminal equipments wherein and connect, and communicate through said video conference terminal.
7. video conferencing system as claimed in claim 6 is characterized in that, setting up two terminal equipments calling out connection and communicate through said video conference terminal is that video conference terminal perhaps is multipoint control unit MCU.
8. video conferencing system as claimed in claim 6 is characterized in that, said video conference terminal also is used for carrying out sending out mutually of audio/video information with the terminal equipment that is connected with its foundation calling, and said video conference terminal is also play the audio/video information that receives.
9. video conferencing system as claimed in claim 6 is characterized in that, said video conference terminal and/or said terminal equipment include:
Time quantum is set, is used on said video conference terminal or said terminal equipment, disposing the time limit in the time interval that connection is called out in a foundation next time in advance.
Record cell is used to write down last successfully foundation and calls out time that connects and the time limit in the time interval of reading configuration;
Judging unit is used to judge that foundation calls out the time limit of connection next time and whether arrive, if arrive, then sets up to call out and connects, if do not arrive, does not then set up to call out and connects.
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| CN2010102573194A CN102377981A (en) | 2010-08-19 | 2010-08-19 | Video conference system and communication method thereof |
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| CN2010102573194A CN102377981A (en) | 2010-08-19 | 2010-08-19 | Video conference system and communication method thereof |
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| CN107800993A (en) * | 2016-09-06 | 2018-03-13 | 中兴通讯股份有限公司 | Method of accessing, the apparatus and system of multimedia conferencing |
| CN108881134A (en) * | 2017-09-25 | 2018-11-23 | 北京视联动力国际信息技术有限公司 | A kind of communication means and system based on video conference |
| CN113709405A (en) * | 2021-10-27 | 2021-11-26 | 深圳市鹏创软件有限公司 | Video conference fusion method, system, bridge terminal and readable storage medium |
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Application publication date: 20120314 |