CN203206277U - Gateway used for video conferences - Google Patents
Gateway used for video conferences Download PDFInfo
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- CN203206277U CN203206277U CN 201320230657 CN201320230657U CN203206277U CN 203206277 U CN203206277 U CN 203206277U CN 201320230657 CN201320230657 CN 201320230657 CN 201320230657 U CN201320230657 U CN 201320230657U CN 203206277 U CN203206277 U CN 203206277U
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Abstract
The utility model provides a gateway used for video conferences. The gateway used for the video conferences includes a network interface unit, a consultation session unit, a media processing unit and a conference managing unit, wherein the network interface unit is connected with the consultation session unit for transmitting signaling received from a network to the consultation session unit; the network interface unit is connected with the media processing unit for transmitting received media stream to the media processing unit; the conference managing unit is connected with the consultation session unit and the media processing unit respectively for transmitting conference information to the consultation session unit and the media processing unit; and the consultation session unit is connected with the media processing unit for informing the media processing unit to establish a media stream receiving channel and sending the media stream to a determined address. The gateway used for the video conferences can be integrated with a prior video conference system for realizing the smooth expansion and dilatation of the prior video conference system.
Description
Technical field
The utility model relates to a kind of gateway, relates in particular to a kind of gateway for video conference.
Background technology
Video conferencing system (Video Conference System), comprise Software Videoconferencing System and hardware video conference system, refer to two or more different local individual or colonies, by existing various telecom communication transmission mediums, the multiple data such as personage's quiet, dynamic image, voice, literal, picture are distributed on each user's the computer, so that the user who disperses geographically can copolymerization one place, by various ways exchange of information such as figure, sound, increase both sides to the understandability of content.
Multipoint process unit (MCU) is the core of video conferencing system, and it provides group's meeting, organizes the Connection Service of meeting more for the user.Mainstream vendor's MCU generally can provide nearly 64 users' access service of unit at present, and can carry out cascade, can substantially satisfy user's instructions for use.Large, medium and small conference room terminal product in the video conferencing system provides and uses to user's meeting room, end product equipment carries camera and remote controller, can show the Audio and Video of taking the photograph by television set or projecting apparatus, the user can select different equipment according to the size in meeting-place.
Video conferencing system also comprises gateway (Gateway), claims again gateway, protocol converter.Default gateway is realized network interconnection in transport layer, is the most complicated network interconnection apparatus, network interconnection, only is used for two different networks of upper-layer protocol and interconnects.The structure of gateway is also similar with router, and different is interconnection layer.
At present, along with popularizing of video conferencing system, video conferencing system is selected by increasing enterprise, and uses simultaneously the conference terminal of video conferencing system also constantly to increase.This just requires video conferencing system can expand and dilatation.Present solution has following dual mode usually: (1) uses the MCU of same brand to carry out cascade, and its advantage is that integrated level is high, compatible good, but shortcoming is very remarkable, such as complex management, transforms difficulty large, and investment is expensive, and cost performance is very low; (2) use is carried out the cascade dilatation with the terminal of multiple spot function, and its advantage is that deployment is simple, cost still can be accepted, and must upgrade but shortcoming then is terminal, and the dilatation scale is limited.Therefore, existing video conferencing system all is difficult to satisfy the user to the needs of dilatation on management, deployment, cost, scale.
The utility model content
In order to address the above problem, the utility model provides a kind of gateway for video conference, and this gateway can merge to realize with existing video conferencing system level and smooth expansion and the dilatation of existing video conferencing system.
The utility model provides a kind of gateway for video conference, described gateway comprises: network interface unit, session negotiation unit, media processing units, and conference management unit, wherein, described network interface unit is connected with described session negotiation unit with the signalling that will receive from network to described session negotiation unit, and described network interface unit is connected with described media processing units with the media flow transmission that will receive to described media processing units; Described conference management unit respectively with described session negotiation unit be connected media processing units and be connected the meeting communication to be given described session negotiation unit and described media processing units; And described session negotiation unit is connected to notify described media processing units to set up described Media Stream receive path and sends described Media Stream to the address of appointment with described media processing units.
Described network interface unit can also comprise a plurality of network interfaces, and described a plurality of network interfaces are connected with corresponding network respectively.
Described a plurality of network interface can also comprise higher level's network interface and at least one local network interface.
Described a plurality of network interface can also comprise internet interface and mobile network's interface.
Described conference management unit can also comprise the conference management instrument, is used for described video conference is managed.
Described conference management instrument is PC or remote controller or based on iPad, the iPhone of iOS or based on the intelligent terminal of Android.
Described gateway is based on the H.323 gateway of agreement and Session Initiation Protocol.
Gateway of the present utility model can merge to realize existing video conferencing system easily with existing video conferencing system level and smooth expansion and dilatation also can realize the video conference under private network, the Internet and the mobile network's integrated environment simultaneously.Than traditional dilatation scheme, gateway of the present utility model can: (1) realizes taking into account of cascade dilatation and multiple spot MCU; (2) have very high compatibility, can be compatible with all main flow MCU and terminal; (3) so that the deployment of system is very simple with configuration, in the project of cascade dilatation, the higher level be need not to carry out any network rebuilding or configuration is adjusted, and local original meeting-place needn't adjust also, in the project of non-cascade dilatation, then can independently dispose fully; (4) on this framework, the function of video conferencing system can be extended to that meeting is live, recorded broadcast of session.
Description of drawings
Fig. 1 is the structured flowchart according to the gateway for video conference of the present utility model;
Fig. 2 is the schematic diagram of the test pattern of media processing units in the gateway;
Fig. 3 is the schematic diagram of the single screen mode of media processing units in the gateway;
Fig. 4 is the schematic diagram of the mixed screen pattern of media processing units in the gateway.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
Gateway for video conference of the present utility model utilizes the mode of cascade expansion, can realize level and smooth expansion and the dilatation of existing video conferencing system.This gateway comprises: network interface unit, session negotiation unit, media processing units, and conference management unit.Network interface unit is connected with the session negotiation element with the signalling that will receive from network to the session negotiation unit, and network interface unit is connected with media processing units with the media flow transmission that will receive to media processing units.The conference management unit respectively with the session negotiation element be connected with media processing units with the meeting communication to session negotiation unit and media processing units.The session negotiation unit is connected to notify media processing units to set up the Media Stream receive path and sends Media Stream to the address of appointment with media processing units.
The specific embodiment given below in conjunction with the utility model is described in detail:
Fig. 1 is the structured flowchart according to the gateway for video conference of the present utility model.With reference to shown in Figure 1, this gateway comprises: network interface, session negotiation unit, media processing units, and conference management unit.
Network interface unit is connected to communicate by letter mutually with media processing units with the session negotiation element respectively.That is, the signalling that network interface unit will be received from network is to the session negotiation unit, with the media flow transmission such as audio frequency, video and data received to media processing units.
The conference management unit is connected to communicate by letter mutually with media processing units with the session negotiation element.That is, the bandwidth of conference management Single Component Management meeting, coded format, terminal address and main meeting such as arrange at the information, and with the meeting communication to session negotiation unit and media processing units.
The session negotiation unit is connected to communicate by letter mutually with media processing units.That is, the session negotiation unit is when carrying out session negotiation, and the notice media processing units is set up the Media Stream receive paths such as audio frequency, video and data, and the notice media processing units is to the Media Streams such as address transmission audio frequency, video and data of appointment.
The below describes above-mentioned unit in detail:
Network interface unit can comprise a plurality of network interfaces, to be connected with a plurality of networks.For example, network interface unit comprises two network interfaces, and an interface is subtending port, and namely higher level's network interface is used for communicating with the higher level; Another interface is local network interface, is used for the access local network.Like this, distinguish the superior and the subordinate with different physical interfaces, both can make to install and dispose simply, also need not the loaded down with trivial details configuration in later stage.In addition, network interface unit also can comprise the network interface more than two, makes it possible to support a plurality of local subnets, namely comprises the local network interface more than.Network interface unit is except comprising higher level's network interface and local interface, can also comprise internet interface and mobile network (for example WIFI, 3G) interface, be used for accessing Internet and mobile network appliance, to realize interconnecting between private network, the Internet and the mobile network.
The session negotiation unit is used for carrying out in video conference the work of session negotiation.Particularly, session negotiation can comprise following three kinds of situations: (1) is if having the higher level main meeting-place and local main meeting-place, then gateway adopts the mode of transparent forwarding between higher level main meeting-place and local main meeting-place, the two carries out session negotiation by higher level main meeting-place and local main meeting-place, gateway is only adjusted the network parameter in the communication, and other local sub-venues then are forced to adapt to the result that consult their higher level main meeting-place and local main meeting-place; (2) if the higher level main meeting-place is arranged but do not have local main meeting-place, then carry out session negotiation by higher level main meeting-place and gateway, other local sub-venues force to adapt to the result of higher level main meeting-places and gateway negotiation; (3) if without the higher level main meeting-place, then carry out autonomous negotiating between gateway and each the local meeting-place, in case be that the higher level main meeting-place enters, then carry out the corresponding flow process of consulting by above-mentioned situation (1) and situation (2).In negotiations process, the session negotiation unit communicates by network interface unit and corresponding higher level meeting-place or local meeting-place.
Media processing units is used for carrying out concrete media, comprises Voice ﹠ Video, work for the treatment of.Media processing units can three kinds of patterns be carried out work, comprising: test pattern, single screen mode and mixed screen pattern.The below can discuss this three kinds of mode of operations in detail.
The conference management unit is used for carrying out the management work to video conference.The conference management unit can be set as directintermination with a conference terminal, and when gateway was called out by the higher level main meeting-place, then directintermination was arrived in incoming call automatically, and this directintermination is set to local main meeting-place.Like this, when the called gateways of higher level main meeting-place, just directly call this directintermination, strengthened effect of meeting.The conference management unit is when setting local main meeting-place, and the mode of local main meeting-place is set or specified in employing at random usually, perhaps also can oneself apply to become local main meeting-place by certain local sub-venue.
The conference management unit can also comprise the conference management instrument, is used for by multiple way to manage dynamic management being carried out in video conference.The conference management instrument comprises PC or meeting-place terminal remote controller or based on iPad, the iPhone of iOS or based on intelligent terminal of Android etc.
Fig. 2-4 shows respectively three kinds of mode of operations of media processing units in the utility model gateway.
With reference to shown in Figure 2, media processing units is operated in test pattern.In this test pattern, media processing units is transmitted various audio frequency and video to each meeting-place, is convenient to like this each sub-venue terminal and carries out equipment and network test.With reference to shown in Figure 3, media processing units is operated in single screen mode.In this single screen mode, to specifying the meeting-place to transmit, when the distribution of video data, gateway also is left intact media processing units, has guaranteed like this video quality with certain single channel video.With reference to shown in Figure 4, media processing units is operated in mixed screen pattern.In this mixed screen pattern, gateway is mixed into one tunnel audio frequency and video with the audio frequency and video in part or all of meeting-place first, transmits to the meeting-place of appointment again, and these meeting-place can be seen multi-channel video simultaneously, to increase grasp and the monitoring to the meeting general status.
Above-mentioned three kinds of mode of operations of media processing units have contained 90% user demand, and the switching between each pattern can carry out automatically according to the variation of condition, seldom or not need to need manual operation just can finish the pattern switching.In addition, it is default mode that media processing units arranges single screen mode, and therefore need not extra setting can normally carry out video conference, has simplified operation sequence.
It is pointed out that the gateway for video conference of the present utility model is based on the H.323 gateway of agreement and SIP international standard protocol.At present, above-mentioned agreement is the industry standard of video conferencing product, and gateway adopts above-mentioned agreement, can guarantee the compatibility of this gateway and various main flow third party's video conference devices.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.
Claims (7)
1. a gateway that is used for video conference is characterized in that, described gateway comprises: network interface unit, session negotiation unit, media processing units, and conference management unit,
Wherein, described network interface unit is connected with described session negotiation unit with the signalling that will receive from network to described session negotiation unit, and described network interface unit is connected with described media processing units with the media flow transmission that will receive to described media processing units;
Described conference management unit respectively with described session negotiation unit be connected media processing units and be connected the meeting communication to be given described session negotiation unit and described media processing units;
Described session negotiation unit is connected to notify described media processing units to set up described Media Stream receive path and sends described Media Stream to the address of appointment with described media processing units.
2. gateway as claimed in claim 1 is characterized in that, described network interface unit comprises a plurality of network interfaces, and described a plurality of network interfaces are connected with corresponding network respectively.
3. gateway as claimed in claim 2 is characterized in that, described a plurality of network interfaces comprise higher level's network interface and at least one local network interface.
4. gateway as claimed in claim 3 is characterized in that, described a plurality of network interfaces also comprise internet interface and mobile network's interface.
5. such as each described gateway among the claim 2-4, it is characterized in that, described conference management unit comprises the conference management instrument, is used for described video conference is managed.
6. gateway as claimed in claim 5 is characterized in that, described conference management instrument is PC or remote controller or based on iPad, the iPhone of iOS or based on the intelligent terminal of Android.
7. such as each described gateway among the claim 2-4, it is characterized in that, described gateway is based on the H.323 gateway of agreement and Session Initiation Protocol.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201320230657 CN203206277U (en) | 2013-04-29 | 2013-04-29 | Gateway used for video conferences |
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| CN 201320230657 CN203206277U (en) | 2013-04-29 | 2013-04-29 | Gateway used for video conferences |
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| CN203206277U true CN203206277U (en) | 2013-09-18 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104125236A (en) * | 2014-08-12 | 2014-10-29 | 烽火通信科技股份有限公司 | Internal call realizing method by media gateway |
| CN104754283A (en) * | 2013-12-25 | 2015-07-01 | 北京新媒传信科技有限公司 | Audio/video communication method, server and system |
| CN111083427A (en) * | 2019-12-27 | 2020-04-28 | 随锐科技集团股份有限公司 | Data processing method of embedded terminal and 4K video conference system |
-
2013
- 2013-04-29 CN CN 201320230657 patent/CN203206277U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104754283A (en) * | 2013-12-25 | 2015-07-01 | 北京新媒传信科技有限公司 | Audio/video communication method, server and system |
| CN104754283B (en) * | 2013-12-25 | 2018-05-11 | 北京新媒传信科技有限公司 | audio/video communication method, server and system |
| CN104125236A (en) * | 2014-08-12 | 2014-10-29 | 烽火通信科技股份有限公司 | Internal call realizing method by media gateway |
| CN104125236B (en) * | 2014-08-12 | 2017-08-01 | 烽火通信科技股份有限公司 | The method of media gateway realization INCOM intercom |
| CN111083427A (en) * | 2019-12-27 | 2020-04-28 | 随锐科技集团股份有限公司 | Data processing method of embedded terminal and 4K video conference system |
| CN111083427B (en) * | 2019-12-27 | 2021-05-18 | 随锐科技集团股份有限公司 | Data processing method of embedded terminal and 4K video conference system |
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Address after: 100081 Haidian Science and Technology Building 901, No. 3 South Street, Zhongguancun, Haidian District, Beijing Patentee after: Digital Fusion (Beijing) Technology Co.,Ltd. Address before: 100081 Haidian Science and Technology Building 901, No. 3 South Street, Zhongguancun, Haidian District, Beijing Patentee before: RONGDIAN NETWORK BEIJING S & T Inc. |
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| CX01 | Expiry of patent term | ||
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Granted publication date: 20130918 |