The utility model content
In order to solve the problem that above-mentioned prior art exists; The utility model aims to provide a kind of multimedia digital conference system; So that modern communications technology and computer technology are merged; Utilize image compression encoding and treatment technology, computer communication technology and relevant device, through information transfer channel carry out between the point-to-point or multiple spot at Local or Remote image, voice, data-signal duplex real-time, interactive multimedia communication mode, realization with the on-the-spot investigation of the other side meeting-place participant, consult.
The described a kind of multimedia digital conference system of the utility model; It comprises a local conference host, a central main control system, several pass through teleconference main frame, the meeting video equipment that is connected with said central main control system and the display device that is connected with said local conference host, microphone and the auxiliary picture pick-up device that network access equipment is connected with this central authorities' main control system; Wherein, Said central main control system comprises VCS (Video Communication System, the video communication system) expansion that is connected with said network access equipment mouthful; Said microphone is connected with said central main control system and auxiliary picture pick-up device respectively, and said auxiliary picture pick-up device is connected with the meeting video equipment, and said meeting video equipment is connected with said display device.
In above-mentioned multimedia digital conference system; Said network access equipment comprises the active router and several sub-routers that is connected with this active router through IP network that are connected with said central main control system, and said sub-router is connected with the teleconference main frame.
In above-mentioned multimedia digital conference system, said network access equipment comprises ISDN (Integrated Services Digital Network, integrated services digital network).
In above-mentioned multimedia digital conference system, said central main control system also with touch-screen wireless connections.
Owing to adopted above-mentioned technical solution, the utility model compared with prior art has the following advantages and good effect:
(1) powerful ACS conferencing function:
1, huge speech system: each conference host can connect 60-100 and prop up the speech unit, and promptly microphone can expand to 200-1000 in case of necessity and prop up; Thereby guarantee everyone one speech of participant unit; And can be by chairman or operating personnel's management, the order thereby the assurance meeting is made a speech is made a distinction between the important and the lesser one.In meeting, can easily accomplish following some: (1) is through opening or closing any microphone on the operation interface of central main control system; (2) through on the wireless color touch screen that is connected with central main control system, open or close any microphone; (3) serving as chair can be with meeting-place other staff's microphone Close All when needing speech.
2, auxiliary shooting: can external auxiliary picture pick-up device when needing for specific environment, use as the collection of meeting live video, and can accomplish to follow teller's interlock (being that automatic pointing is followed the tracks of).Auxiliary picture pick-up device is connected with local conference host; And control the action of auxiliary picture pick-up device through the given triggering signal of opening of microphone; Then the video signal transmission of being picked up is arrived the meeting video equipment, like projecting apparatus in kind, on display device, reproduce, amplify; Or sending to video tape recorder carries out video backup etc.
3, can expand VCS: according to era development, the mode that people link up not only rests on phone, fax, the mail, more needs aspectant the interchange, and the expense of going on business, time of taking are the great wastings of resources.Therefore long-range video conference is arisen at the historic moment, and it is convenient through network, and the audio-video signal of this locality is packed transfers to the teleconference main frame, makes the participant when hearing the sound that is separated by thousands of miles, and can also see the other side's image.Therefore virtual face-to-face meetings will progressively can be accepted by more users; Native system leaves the VCS expansion mouth that is connected with network access equipment; Make ACS (Access Control System; Access control system) organically combines together with VCS, do not changing under conference organisations' form situation, strengthen conferencing function.
(2) high integrated, digitlization adjusting function:
Tradition sound console, periphery are handled very loaded down with trivial details in use, the in use frequent especially faulty operation of layman.Gently then cause system's cisco unity malfunction, heavy then will burning apparatus, cause unnecessary loss.But the central main control system in native system integrates functions such as all peripheries, sound console, power amplifier; Adopt digital processing technology; Originally complicated system operation is reduced to the several buttons of operation just can be accomplished: when equipment debugging; We can use software through specialty debugging, with user's actual demand setting and debug optimum state, are divided into tens kinds of pattern storage.In use, the user only need press mode key and transfer and get final product, and then guarantees that every kind of pattern operates down the layman, all is under optimum state, to work.The real realization " professional equipment, point-and-shoot operation ".
The collection control function of convenient, fashion: in the conference system, the participant is in passive state all the time in early days, as realizes when sound is too small, then must adjust through operating personnel.And in native system, all equipment as: equipment such as DVD/MD all focus on the central main control system, shield with wireless color touch and control.Run into above analogue and only need then on the wireless color touch screen in the presence of voluntarily that adjustment gets final product; Moreover, the light of meeting room, electronic curtain ascending, descending; All devices all can be accomplished through the operation on touch-screen.Has fashion and convenient.
(3) high definition, large scale display function:
Along with the equipment of the progress of shadow casting technique, high brightness, high definition is constantly released, this type of display system can with different modes (just throwing, rear-projection, splicing) be used in each conference system integrated in, to enrich conference content, improve the meeting class.Become current multimedia conference system integrated in an indispensable part.It is main flow that display device in the native system is pieced together wall with rear-projection and video; Particularly the video-splicing technology can superpose the resolution of many projectors; Reach the special-effect that a projecting apparatus can't be realized, therefore usually adopt this type of technology in special utilization places such as traffic, flood control command centers.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the utility model is elaborated.
As shown in Figure 1; The utility model; It is a kind of multimedia digital conference system; Comprise the central main control system of a local conference host 1, one 2, several pass through teleconference main frame 4, the meeting video equipment 5 that is connected with central main control system 2 and the display device 6 that is connected with local conference host 1, microphone 7 and the auxiliary picture pick-up device 8 that network access equipment 3 is connected with this central authorities' main control system 2, wherein:
Central authorities' main control system 2 comprises that the VCS that is connected with network access equipment 3 expands mouth 21; Central authorities main control system 2 also with a touch-screen 9 wireless connections.
Microphone 7 is connected with central main control system 2 and auxiliary picture pick-up device 8 respectively, and auxiliary picture pick-up device 8 is connected with meeting video equipment 5, and meeting video equipment 5 is connected with display device 6.
Network access equipment 3 in the utility model comprises the active router 31 and several sub-routers 32 that is connected with this active router 31 through IP network that are connected with central main control system 2, and sub-router 32 is connected with teleconference main frame 4.In the present embodiment, network access equipment 3 also comprises ISDN, i.e. teleconference main frame 4 connections are connected with central main control system 2 through ISDN.
Local conference host 1 in the utility model, central main control system 2 and teleconference main frame 4 can adopt conventional product to realize.Meeting video equipment 5 can be explanation computer, projector for real object or DVD etc.Display device 6 can be rear-projection and video assembly wall.Auxiliary picture pick-up device 8 is a camera.
Microphone 7 in the utility model can carry out opening and closing through operating in operation on the operation interface of central main control system 2 or on through the wireless color touch screen 9 that is being connected with central main control system 2.Control auxiliary picture pick-up device 8 through the given triggering signal of opening of microphone 7; Be the action of camera, then the video signal transmission of being picked up arrived meeting video equipment 5, like projecting apparatus in kind; At display device 6, reproduce, amplify on the large-screen like high definition; Or sending to video tape recorder carries out video backup etc.The utility model transfers to teleconference main frame 4 through a network access equipment 3 and the VCS expansion mouthful 21 audio-video signal packings with this locality, makes the participant when hearing the sound that is separated by thousands of miles, and can also see the other side's image.Central main control system 2 in the utility model also integrates functions such as all peripheries, sound console, power amplifier, adopts digital processing technology, complicated originally system operation is reduced to the several buttons of operation just can accomplishes.
In sum, the present invention compares with initial digital conference system, and we have realized technical breakthrough in following several respects:
(1) application of stream media technology.At present, stream media technology the same insider of receiving with digital conference system pursue, and the two is the important component part of video/audio technology, and mutual fusion between the two will be started wide application space.
(2) the Visual Virtual cooperation becomes one of enterprise-oriented Core Feature of digital conference system.More enterprise of most of transnational groups and branch is when using digital conference system; Except conferencing function; Using the most frequent will be virtual cooperation, and like remote items management, customer service, technical training etc., this knowledge based enterprises that is applied in is particularly evident.
(3) application service of mobile digital conference system will enjoy high praise anywhere or anytime.The terminal equipment that present most on the market IP digital conference systems can insert is nothing more than PC and TV, and along with the application of wireless access technology and popularizing of WLAN, the mobile digital conference system will emerge gradually.
(4) market orientation of product is shifted to low price domestic consumer market.Digital conference system on market cost in the past is huge, and the targeted customer is the huge high-end client that furnishes funds for, and domestic consumer can't consume, and does not utilize very much the popularization and application of multimedia digital conference system.Now, the raising of technical merit, the cost of these products reduces gradually, and along with the expansion of using area, scale effect begins to appear in this field.Digital conference system will progressively shift to low price domestic consumer market from the special-purpose market of high price.
More than combine accompanying drawing embodiment that the utility model is specified, those skilled in the art can make the many variations example to the utility model according to above-mentioned explanation.Thereby some details among the embodiment should not constitute the qualification to the utility model, and the scope that the utility model will define with appended claims is as the protection range of the utility model.