CN107846568A - A kind of Video Conference System and its a kind of video conference terminal subsystem - Google Patents
A kind of Video Conference System and its a kind of video conference terminal subsystem Download PDFInfo
- Publication number
- CN107846568A CN107846568A CN201711148858.2A CN201711148858A CN107846568A CN 107846568 A CN107846568 A CN 107846568A CN 201711148858 A CN201711148858 A CN 201711148858A CN 107846568 A CN107846568 A CN 107846568A
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- China
- Prior art keywords
- optical fiber
- video
- module
- conference terminal
- video conference
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/14—Systems for two-way working
- H04N7/15—Conference systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/22—Adaptations for optical transmission
Abstract
The present invention relates to a kind of Video Conference System and its a kind of video conference terminal subsystem, the Video Conference System includes at least two video conference terminal subsystems, each video conference terminal subsystem includes audio-video collection module, coding decoder and audio frequency and video output display module, coding decoder connects optical fiber switch by plastic optical fiber, and optical fiber switch connects data transmission and processing center by silica fibre.Carried out data transmission using whole fiber optic communication, electromagnetism interference and capability of resistance to radiation are strong, dependable performance, also, data transfer is real-time, realize the transmission of data low cost high speed.And, plastic fiber communication is utilized between terminal device and optical fiber switch, can further improve the electromagnetism interference and capability of resistance to radiation of system, ensures video image not interim card, reduce the possibility of image LOF, phenomena such as can also avoiding network delay that may be present, packet loss.
Description
Technical field
The present invention relates to a kind of Video Conference System and its a kind of video conference terminal subsystem, belong to video conference
Technical field.
Background technology
The network teleconference is also known as Web TV meeting, network video meeting etc., and it can be realized in 2 points and multi-point
Transmission live image in real time, the form information such as voice and application data.It can also be used in teleconference, remote interview simultaneously
Deng.But in prior art application process, due to the functional defect of the relevant device in video conferencing system, it is possible that regarding
The problems such as frequency image is discontinuous, interim card, parts of images LOF, network there may be delay, packet loss, the presence meeting of these problems
To some, important meeting makes a big impact.
The content of the invention
, can not to solve existing video conferencing system it is an object of the invention to provide a kind of Video Conference System
The problem of transmitting video image.Present invention simultaneously provides a kind of video conference terminal subsystem.
To achieve the above object, the solution of the present invention includes a kind of Video Conference System, including at least two videos
Conference terminal subsystem, is the first and second video conference terminal subsystems, and the first video conference terminal subsystem includes first
Conference terminal equipment and the first optical fiber switch, the second video conference terminal subsystem include the second conference terminal equipment and second
Optical fiber switch, the first conference terminal equipment include the first audio-video collection module, the first coding decoder and the first audio frequency and video
Output display module, the second conference terminal equipment include the second audio-video collection module, the second audio frequency and video output display module and
Second coding decoder, the first audio-video collection module connect the first coding and decoding with the first audio frequency and video output display module
Device, the first coding decoder connect first optical fiber switch by plastic optical fiber, and the first optical fiber switch passes through quartzy light
Fibre connection data transmission and processing center, the data transmission and processing connect the second optical fiber switch centrally through silica fibre, the
Two optical fiber switch connect second coding decoder by plastic optical fiber, and second coding decoder connects the second sound and regarded
Frequency acquisition module and the second audio frequency and video output display module.
First optical fiber switch and the second optical fiber switch include data exchange module, plastic optical fiber port module
With silica fibre port module, data exchange module is connected with plastic optical fiber port module and silica fibre port module respectively,
The plastic optical fiber port module is used to connect plastic optical fiber, and the silica fibre port module is used to connect silica fibre.
The present invention also provides a kind of video conference terminal subsystem, including conference terminal equipment and optical fiber switch, meeting
Terminal device includes audio-video collection module, audio frequency and video output display module and coding decoder, the audio-video collection module
Coding decoder is connected with audio frequency and video output display module, coding decoder connects the optical fiber switch by plastic optical fiber,
The optical fiber switch is used to connect outside relevant device.
The optical fiber switch includes data exchange module, plastic optical fiber port module and silica fibre port module, number
It is connected respectively with plastic optical fiber port module and silica fibre port module according to Switching Module, the plastic optical fiber port module is used
In connection plastic optical fiber, the silica fibre port module is used to connect silica fibre, to connect outside relevant device.
The optical fiber switch also includes control module, control module connection data exchange module, plastic optical fiber port mould
Block and silica fibre port module, realize the relevant control of port.
Video Conference System provided by the invention is carried out data transmission using whole fiber optic communication, electromagnetism interference and
Capability of resistance to radiation is strong, dependable performance, also, data transfer is real-time, realizes data low cost high-speed transfer.Moreover, terminal
Plastic fiber communication is utilized between equipment and optical fiber switch, because plastic optical fiber possesses excellent electromagnetism interference performance, nothing
The advantages that electric noise influences, strong security, broader bandwidth, and data transfer is fast, so, can further it be improved using plastic optical fiber
The electromagnetism interference and capability of resistance to radiation of system, ensure video image not interim card, reduce the possibility of image LOF, also can
Phenomena such as avoiding network delay that may be present, packet loss；It is logical to be additionally, since the distance between coding decoder and optical fiber switch
It is often shorter, and, it is generally the case that it is present between coding decoder and optical fiber switch phenomena such as loss of data, and due to
Plastic optical fiber exactly possesses optimum transfer characteristic in the case of short-distance transmission, then, using plastic optical fiber in short distance situation
Under excellent specific property, being capable of the more performance such as electromagnetism interference of lifting system；Certainly, even if coding decoder exchanges with optical fiber
The distance between machine is longer, also being capable of the effective property such as the anti-loss of data of lifting system and electromagnetism interference using plastic optical fiber
Energy.And data transfer can be achieved using common silica fibre between optical fiber switch and data transmission and processing center.In addition,
Indoor laying is adapted to using the excellent bending performance of plastic optical fiber, is easy to building and laying for video conferencing system, fully meets
The each side demand of video conference.
Moreover, the subsystem of the Video Conference System includes audio-video collection module and audio frequency and video output display mould
Block, so, audio-video collection, output and display can be realized, therefore, the conference system can realize at least two meeting-place meetings
The interaction of content is discussed, ensures being smoothed out for Multi-Party Conference.
In addition, without specific purpose tool when the Video Conference System is spread indoors, cleavable without melting welding, self-chambering, hold
Easily construction.
Brief description of the drawings
Fig. 1 is the structural representation of Video Conference System；
Fig. 2 is the principle schematic of optical fiber switch.
Embodiment
Video Conference System embodiment
The present invention provides a kind of Video Conference System, including at least two video conference terminal subsystems, Yi Jiyong
In the data transmission and processing center for realizing the interaction of any two subsystem data.Data transmission and processing center is to carry data
Transmission and the system of processing, transmission medium is optical fiber, equivalent to background monitoring system, such as：Industrial computer or other hardware
System.
The number of subsystem is set according to actual conditions, for example is determined according to the meeting-place number of reality, is set in each meeting-place
There is a subsystem, in the case of only two meeting-place, two subsystems are only set, when meeting-place is more than two, son
System just needs to set multiple, and the present embodiment illustrates by taking two of which subsystem as an example, respectively video conference terminal
System 1 and video conference terminal subsystem 2, subsystem 1 are arranged in meeting-place 1, and subsystem 2 is arranged in meeting-place 2.
As shown in figure 1, video conference terminal subsystem 1 includes conference terminal equipment and optical fiber switch, conference terminal is set
Standby to include audio-video collection module, audio frequency and video output display module and coding decoder, audio-video collection module and audio frequency and video are defeated
Go out display module connection coding decoder, coding decoder connects optical fiber switch, optical fiber switch connection by plastic optical fiber
Data transmission and processing center, in the present embodiment, pass through silica fibre and connect data transmission and processing center.
Wherein, audio-video collection module is used for the audio-frequency information and video image information for gathering meeting in meeting-place 1, so,
Audio-video collection module includes audio-frequency information collecting unit and video information collecting unit, and audio-frequency information collecting unit can be words
The equipment such as cylinder, microphone, video information collecting unit can be the equipment such as video camera.Audio frequency and video output display module is for defeated
Go out to show the equipment of audio-video signal, including audio output unit and video display unit, audio output unit can be loudspeaker
Or stereo set, video display unit can be the equipment such as display.
Coding decoder is a core of conference terminal equipment, using advanced power system telecommunications technology and special
Chip design, for the audio and picture signal that are collected by audio-video collection module to be converted to the light of network-type
Signal, and be coupled in plastic optical fiber.In the present embodiment, coding decoder embeds an optical signal modular converter, utilizes the light
Signal conversion module can be converted to image and audio-frequency information the optical signal of network-type.In addition, the optical signal modular converter meets
Communication protocol, high-performance, low-power consumption, it is embodied as the optical signal modular converter that Video Conference System provides high performance-price ratio.
The optical signal of network-type is passed to by optical fiber switch by plastic optical fiber, optical fiber switch is used for plastic optical fiber
In optical signal be converted to the optical signal that common silica fibre can transmit, and data transmission and processing is transferred to by silica fibre
Center.In the present embodiment, as shown in Fig. 2 optical fiber switch includes data exchange module, plastic optical fiber port module and quartzy light
Fine port module, data exchange module are connected with plastic optical fiber port module and silica fibre port module respectively, plastic optical fiber
Port module is used to connect plastic optical fiber, and silica fibre port module is used to connect silica fibre.In addition, in optical fiber switch also
Including control module (or referred to as webmaster module), control module is by exchanging controlling bus and data exchange module, plastic light
Fine port module connects with silica fibre port module, the relevant control such as flow monitoring, setting port parameter for port.
In the present embodiment, each part in optical fiber switch is arranged in casing, also, plastic optical fiber port module
It is arranged on the input/output interface of silica fibre port module on the panel of casing.Data exchange module passes through multichannel data line
It is connected with silica fibre port module and plastic optical fiber port module.Plastic optical fiber is defeated by the input of plastic optical fiber port module
Outgoing interface is docked with optical fiber switch, and silica fibre tail optical fiber is handed over by the input/output interface of silica fibre port module with optical fiber
Change planes docking, both realized the signal converting of silica fibre and plastic optical fiber, also achieve distribution to multi-channel optical fibre signal and
Transmission.
Video conference terminal subsystem 1 is identical with the structure of video conference terminal subsystem 2, as shown in figure 1, video conference
Terminal subsystem 2 includes conference terminal equipment and optical fiber switch, and conference terminal equipment includes audio-video collection module, audio frequency and video
Output display module and coding decoder, audio-video collection module connect coding decoder with audio frequency and video output display module, compile
Code decoder connects optical fiber switch by plastic optical fiber, optical fiber switch connection data transmission and processing center, in the present embodiment,
Data transmission and processing center is connected by silica fibre.And each part of video conference terminal subsystem 2 can be with son
The corresponding composition part-structure of system 1 is identical, can use the relevant device in video conference terminal subsystem 1, here
No longer illustrate.
So the course of work of the Video Conference System is：Audio-video collection in video conference terminal subsystem 1
The Voice ＆ Video picture signal of meeting, coding decoder believe the Voice ＆ Video image collected in module collection meeting-place 1
The optical signal of network-type number is converted to, is then coupled in plastic optical fiber, is handed over optical signal transmission to optical fiber by plastic optical fiber
In changing planes, optical fiber switch is converted to the network-type optical signal of plastic optical fiber the network-type optical signal of common silica fibre, so
Network-type optical signal is transferred to data transmission and processing center by common silica fibre afterwards.Then, data transmission and processing center
Voice ＆ Video picture signal in meeting-place 1 is transferred to meeting-place 2, network-type optical signal transmission to video conference terminal subsystem
Optical fiber switch in 2, the network-type optical signal of common silica fibre is converted to the network-type optical signal of plastic optical fiber, and is passed through
Plastic optical fiber is by network-type optical signal transmission to the conference terminal equipment in video conference terminal subsystem 2, encoded decoding
The decoding of device, network-type optical signal is reduced to Voice ＆ Video picture signal, launched on display and stereo set.Anti- mistake
Come, the Voice ＆ Video picture signal of meeting in the audio-video collection module collection meeting-place 2 in video conference terminal subsystem 2,
Coding decoder is converted to the Voice ＆ Video picture signal collected the optical signal of network-type, is then coupled to plastic optical fiber
In, by plastic optical fiber by optical signal transmission into optical fiber switch, optical fiber switch is by the network-type optical signal of plastic optical fiber
The network-type optical signal of common silica fibre is converted to, then network-type optical signal is transferred to data by common silica fibre
Transmission process center.Then, the Voice ＆ Video picture signal in meeting-place 2 is transferred to meeting-place 1, net by data transmission and processing center
Network type optical signal transmission believes the network-type light of common silica fibre to the optical fiber switch in video conference terminal subsystem 1
Number be converted to the network-type optical signal of plastic optical fiber, and through plastic optical fiber by network-type optical signal transmission to video conference terminal
Conference terminal equipment in system 1, the decoding of encoded decoder, network-type optical signal is reduced to Voice ＆ Video image
Signal, launch on display and stereo set.
Therefore, the Video Conference System can realize the audio frequency and video interaction in two meeting-place, then, the two subsystems
In coding decoder not only have and Voice ＆ Video picture signal be converted to the function of optical signal, also have optical signal also
It is former into audio and the function of video signal.Therefore, the function at data transmission and processing center is：The audio frequency and video received are believed
Number processing is allocated, assigns it to other related meeting-place, realize the interaction of video conference signal.
Specific embodiment is presented above, but the present invention is not limited to described embodiment.The base of the present invention
This thinking is the basic structure of Video Conference System, and is not limited for the number of wherein subsystem, such as can
To set two video conference terminal subsystems, it is, of course, also possible to set more video conference terminal subsystems, one is formed
Intersect conference system, each meeting-place can get the meeting situation in other each meeting-place.
Video conference terminal subsystem embodiment
The present embodiment provides a kind of video conference terminal subsystem, and the subsystem can be used as a single system to carry out
Protect, video conference terminal subsystem 1 or subsystem 2 in specially above-mentioned Video Conference System embodiment, due to
The subsystem is made that in above-mentioned Video Conference System embodiment and described in detail, is just no longer illustrated here.
Claims (5)
1. a kind of Video Conference System, it is characterised in that be the first He including at least two video conference terminal subsystems
Second video conference terminal subsystem, the first video conference terminal subsystem includes the first conference terminal equipment and the first optical fiber is handed over
Change planes, the second video conference terminal subsystem includes the second conference terminal equipment and the second optical fiber switch, the first conference terminal
Equipment includes the first audio-video collection module, the first coding decoder and the first audio frequency and video output display module, and the second meeting is whole
End equipment includes the second audio-video collection module, the second audio frequency and video output display module and the second coding decoder, and described first
Audio-video collection module connects the first coding decoder with the first audio frequency and video output display module, and the first coding decoder passes through modeling
Expect that optical fiber connects first optical fiber switch, the first optical fiber switch connects data transmission and processing center by silica fibre,
The data transmission and processing connects the second optical fiber switch centrally through silica fibre, and the second optical fiber switch passes through plastic optical fiber
Second coding decoder is connected, second coding decoder connects the second audio-video collection module and the second audio frequency and video are defeated
Go out display module.
2. Video Conference System according to claim 1, it is characterised in that first optical fiber switch and second
Optical fiber switch includes data exchange module, plastic optical fiber port module and silica fibre port module, data exchange module
It is connected respectively with plastic optical fiber port module and silica fibre port module, the plastic optical fiber port module is used to connect plastics
Optical fiber, the silica fibre port module are used to connect silica fibre.
3. a kind of video conference terminal subsystem, it is characterised in that including conference terminal equipment and optical fiber switch, conference terminal
Equipment includes audio-video collection module, audio frequency and video output display module and coding decoder, the audio-video collection module and sound
Video frequency output display module connects coding decoder, and coding decoder connects the optical fiber switch by plastic optical fiber, described
Optical fiber switch is used to connect outside relevant device.
4. video conference terminal subsystem according to claim 3, it is characterised in that the optical fiber switch includes data
Switching Module, plastic optical fiber port module and silica fibre port module, data exchange module respectively with plastic optical fiber port mould
Block connects with silica fibre port module, and the plastic optical fiber port module is used to connect plastic optical fiber, the silica fibre end
Mouth mold block is used to connect silica fibre, to connect outside relevant device.
5. video conference terminal subsystem according to claim 4, it is characterised in that the optical fiber switch also includes control
Molding block, control module connection data exchange module, plastic optical fiber port module and silica fibre port module, realizes port
Relevant control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711148858.2A CN107846568A (en) | 2017-11-17 | 2017-11-17 | A kind of Video Conference System and its a kind of video conference terminal subsystem |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711148858.2A CN107846568A (en) | 2017-11-17 | 2017-11-17 | A kind of Video Conference System and its a kind of video conference terminal subsystem |
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| CN107846568A true CN107846568A (en) | 2018-03-27 |
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| CN201711148858.2A Pending CN107846568A (en) | 2017-11-17 | 2017-11-17 | A kind of Video Conference System and its a kind of video conference terminal subsystem |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115942019A (en) * | 2021-08-20 | 2023-04-07 | 广州视源电子科技股份有限公司 | Information playing device |
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| CN202818483U (en) * | 2012-08-16 | 2013-03-20 | 山西省电力公司大同供电分公司 | Television conference system |
| CN103067688A (en) * | 2012-12-20 | 2013-04-24 | 西湖电子集团有限公司 | Method based on hybrid networks of internet protocol (IP) and hybrid fiber coaxial (HFC) for achieving video conference |
| CN202957920U (en) * | 2012-12-27 | 2013-05-29 | 深圳市中技源专利城有限公司 | Video conference terminal |
| CN207612360U (en) * | 2017-11-17 | 2018-07-13 | 河南腾龙信息工程有限公司 | Video Conference System and its video conference terminal subsystem |
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2017
- 2017-11-17 CN CN201711148858.2A patent/CN107846568A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002521856A (en) * | 1998-07-16 | 2002-07-16 | テラビーム・コーポレーション | Optical communication system for transmitting and receiving data through free space |
| CN202818483U (en) * | 2012-08-16 | 2013-03-20 | 山西省电力公司大同供电分公司 | Television conference system |
| CN103067688A (en) * | 2012-12-20 | 2013-04-24 | 西湖电子集团有限公司 | Method based on hybrid networks of internet protocol (IP) and hybrid fiber coaxial (HFC) for achieving video conference |
| CN202957920U (en) * | 2012-12-27 | 2013-05-29 | 深圳市中技源专利城有限公司 | Video conference terminal |
| CN207612360U (en) * | 2017-11-17 | 2018-07-13 | 河南腾龙信息工程有限公司 | Video Conference System and its video conference terminal subsystem |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115942019A (en) * | 2021-08-20 | 2023-04-07 | 广州视源电子科技股份有限公司 | Information playing device |
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Application publication date: 20180327 |