CN106210602A - Portable movable video conferencing system - Google Patents
Portable movable video conferencing system Download PDFInfo
- Publication number
- CN106210602A CN106210602A CN201610644129.5A CN201610644129A CN106210602A CN 106210602 A CN106210602 A CN 106210602A CN 201610644129 A CN201610644129 A CN 201610644129A CN 106210602 A CN106210602 A CN 106210602A
- Authority
- CN
- China
- Prior art keywords
- video
- signal
- plate
- conference terminal
- vct
- 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
Classifications
-
- 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
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/268—Signal distribution or switching
Abstract
The invention discloses a kind of Portable movable video conferencing system, process plate, programmable key plate, the first conference terminal, the second conference terminal, Audio Processing plate, video panel and power amplifier module including video exchange.Audio Matrix, video matrix, power amplifier, video conference terminal, central control system, monitor etc. can be effectively formed integrated machine system by the present invention, put without discrete, all of structure is plate card type design, facilitate follow-up maintenance, its video supporting multiple types and audio format, have the advantages that resolution is high, be easy to maintenance.
Description
Technical field
The present invention relates to audio, video data processing technology field, particularly relate to a kind of Portable movable video conferencing system.
Background technology
Traditional conference system is often a big rack, in-convenience in use, the most not Portable belt.Traditional conference system is
It is made up of Audio Matrix, video matrix, power amplifier, video conference terminal, central control system, monitor etc., takes up room the most very much.
It addition, signal reception is limited in existing video conferencing system, it is impossible to be applicable to the process of various signal；And
And in actual applications, it is difficult to accomplish to operate more easily, bring bigger inconvenience to the carrying out of video conference.
Drawbacks described above, is worth solving.
Summary of the invention
In order to overcome the deficiency of existing technology, the present invention provides a kind of Portable movable video conferencing system.
Technical solution of the present invention is as described below:
Portable movable video conferencing system, it is characterised in that include that video exchange processes plate, programmable key plate, the first meeting
View terminal, the second conference terminal, Audio Processing plate, video panel and power amplifier module；
Described video exchange processes plate and processes and four sides picture segmentation for the picture of HDMI/DVI/SDI/VGA each signal board；
Described programmable key plate is used for controlling the switching of whole system audio, video data；
Described first conference terminal, the second conference terminal for the input signal such as HDMI/SDI/ mike audio frequency and video process,
The first conference terminal, the second conference terminal IP address is accessed, it is achieved the switching of audio frequency and video also by the network switch；
Described Audio Processing plate is used for Audio Signal Processing and the switching of complete machine conference system；
Described video panel includes programmable logic controller (PLC), video panel single-chip microcomputer and the network switch, described compiles
Journey logic controller processes the serial ports RS232 signal of each board, infrared distribution transfers, and described video panel single-chip microcomputer is responsible for
The temperature detection of machine system, and the temperature of DC fan speed regulating control machine system is taked according to testing result, described video control
Making sheet single-chip microcomputer is responsible for detecting the hot-swappable signal of each board and indicating level accordingly according to detection signal response, and described network is handed over
Change planes access video conference terminal, Audio Processing plate to realize the switching of audio-video signal；
Described power amplifier module amplifies for conference system.
Further, described video exchange process plate, described video panel and described Audio Processing plate respectively with nothing
Source backboard connects, and described programmable key plate is connected with described passive backplane by finger-board adapter, and described passive backplane is also
It is connected with each input and output clamp；
Described power amplifier module is connected with VCT backboard by power amplifier backboard, described first conference terminal and described second conference terminal
Being connected with described VCT backboard by pluggable VCT pallet respectively, described VCT backboard is passive with described through bridge joint passive backplane
Backboard connects.
Further, described pluggable VCT pallet includes VCT and back plate, described back plate and described first conference terminal
Or described second conference terminal connects, described VCT is connected with described VCT backboard by VCT keyset.
Further, this system also includes that electric power system, described electric power system include the first redundant power, the second redundancy
Power supply, described first redundant power and described second redundant power are all connected with described VCT backboard by power supply backplane.
Further, in described video exchange processes plate, sdi signal is decoded and is sent to RGB by decoding chip
Conversion chip, described RGB conversion chip converts the signal into TMDS signal and is sent at the second exchange process plate single-chip microcomputer analysis
Reason, then be given to HDMI transmitting chip and carry out signal transmission；
Four tunnel exchanges process partitioned signal receptors and receive what each road HDMI transmitting chips sent video data, sdi signal, and locate
What reason distribution video signal was corresponding is switched to two-way exchange process partitioned signal change-over panel, and exchange described in two-way processes partitioned signal conversion
The TMDS signal received is changed into RGB by plate respectively, and synthesizes two pictures by two-way the first signal syntheses plate respectively, and two
Described in road, the first signal syntheses plate synthesizes four pictures by secondary signal hard board.
Further, described programmable key plate include programmable key plate single-chip microcomputer, socket, touch screen, audiomonitor with
And speaker, described programmable key plate single-chip microcomputer is provided with the regulation for control system work each road sound, built-in shooting
The knob of the regulation of head duty, described programmable key plate single-chip microcomputer is connected with described socket, and described socket is also with described
Touch screen, described audiomonitor connect, and described socket is connected with described speaker by power amplifier.
The implementation method of a kind of Portable movable video conferencing system described above, it is characterised in that comprise the following steps:
(1) start mobile conference system power supply, controlled the audio frequency and video control of machine system by the touch screen of programmable key plate
System；
(2) touch screen is used to access the IP address of Audio Processing plate and then realize the regulation of the audio frequency to machine system；
(3) use touch screen to access the IP address of first, second conference terminal, and then realize the audio-video signal to conference terminal
It is adjusted switching；
(4) above-mentioned audio-video signal can carry out picture process and switching by video exchange process plate.
According to the present invention of such scheme, it has the beneficial effects that,
The present invention can be by effective to Audio Matrix, video matrix, power amplifier, video conference terminal, central control system, monitor etc. shape
Integral machine system, it is not necessary to discrete is put, all of structure is plate card type design, facilitates follow-up maintenance；Base of the present invention
Realize the method that switches alternately to audio-video signal in all-in-one touch screen, video council can be controlled flexibly by touch screen interface
Arbitrary signal in view carries out audio frequency and video displaying, also solves the limitations of tradition conference system, makes it have portability；
Video adapter card input/output identifies automatically, supports the various video forms such as VGA/DVI/SDI/HDCI/HDBT/HDMI, depending on
Seamless switching is supported in frequency output；
Video resolution supports 1080p, and the monitor of the present invention supports that 4 road picture output monitorings, built-in power amplifier module ensure
Normal audio frequency output, the high Audio Processing ensured；
Using dual redundant power supply to power to complete machine in the present invention, when one of them power failure, another power supply can be rapidly
Respond, prevent system power failure from cannot normally work；
The present invention also supports touch screen control, supports the multiple control modes such as IR/ RS232/ RS485/ TCP/ IP.
Accompanying drawing explanation
Fig. 1 is the structural representation of complete machine of the present invention.
Fig. 2 is the schematic diagram that machine system of the present invention each pcb board card connects.
Fig. 3 is video panel system block diagram of the present invention.
Fig. 4 is that video exchange of the present invention processes sheet frame figure.
Fig. 5 is programmable key sheet frame figure of the present invention.
Fig. 6 is electric power system figure of the present invention.
In the drawings, 10, video exchange processes plate；11, exchange processes partitioned signal receptor；12, exchange process partitioned signal turns
Change plate；13, the first signal syntheses plate；14, secondary signal hard board；15, the first exchange processes plate single-chip microcomputer；16, decoding chip；
17, RGB conversion chip；18, the second exchange processes plate single-chip microcomputer；19, HDMI transmitting chip；20, programmable key plate；21, row
Insert；22, programmable key plate single-chip microcomputer；23, touch screen；24, audiomonitor；25, speaker；30, the first conference terminal；31,
One VCT；32, the first back plate；33, a VCT keyset；40, the second conference terminal；41, the 2nd VCT；42, the second back plate；43、
2nd VCT keyset；50, Audio Processing plate；60, video panel；61, programmable logic controller (PLC)；62, video panel list
Sheet machine；63, the network switch；64, temperature detecting module；70, power amplifier module；71, power amplifier backboard；81, passive backplane；82, bridge
Connect passive backplane；83, VCT backboard；84, fan board；85, input and output clamp；91, the first redundant power；92, the second redundant electric
Source；93, adapter；94, voltage reduction module；95, blood pressure lowering pcb board；96, power connector；97, reducing transformer.
Detailed description of the invention
Below in conjunction with the accompanying drawings and the present invention is conducted further description by embodiment:
As shown in Figure 1-2, a kind of Portable movable video conferencing system, process plate 10, programmable key plate including video exchange
20, first conference terminal the 30, second conference terminal 40, Audio Processing plate 50, video panel 60 and power amplifier module 70.System
The various pcb clamps of design all have a plug, and wherein video exchange processes plate 10 and is responsible for HDMI/DVI/SDI/VGA and respectively believes
Number picture process of board, video reception, Inverse problem, on four sides picture process；Video panel 60 is responsible for machine system
The distribution of audio, video data signal, and the IP access that the network switch 63 is to conference terminal, Audio Processing plate 50 etc., each PCB
Board is transmission and the forwarding being completed each board data signal by VCT backboard 81, passive backplane 81.
Programmable key plate 20 is used for controlling the switching of whole system audio, video data.
First conference terminal the 30, second conference terminal 40 for the input signals such as HDMI/SDI/ mike audio frequency and video
Process, also by network 63 switch-access the first conference terminal the 30, second conference terminal 40IP address, it is achieved cutting of audio frequency and video
Change.
Audio Processing plate 50 is used for Audio Signal Processing and the switching of complete machine conference system.
Video panel 60 includes programmable logic controller (PLC) 61, video panel single-chip microcomputer 62 and the network switch 63,
Programmable logic controller (PLC) 61 processes the serial ports RS232 signal of each board, infrared distribution transfers, video panel single-chip microcomputer 62
The temperature detection of responsible machine system, and the temperature of DC fan speed regulating control machine system, video control is taked according to testing result
Making sheet single-chip microcomputer 62 is responsible for detecting the hot-swappable signal of each board and indicating level, network exchange accordingly according to detection signal response
Machine 63 accesses first conference terminal the 30, second conference terminal 40, Audio Processing plate 50 to realize the switching of audio-video signal.
Video panel single-chip microcomputer 62 is also connected with temperature detecting module 64.
In the connection of each pcb board card, video exchange processes plate 10, video panel 60 and Audio Processing plate 50 points
Not being connected with passive backplane 81, programmable key plate 20 is connected with passive backplane 81 by finger-board adapter, passive backplane 81
Also it is connected with each input and output clamp 85；Power amplifier module 70 is connected with VCT backboard 83 by power amplifier backboard 71, and the first meeting is eventually
End 30 and the second conference terminal 40 are connected with VCT backboard 83 by pluggable VCT pallet respectively, backboard 81 and VCT backboard for no reason at all
Connected by bridge joint passive backplane 82 between 83.
Pluggable VCT pallet is divided into major-minor two, and wherein, main pluggable VCT pallet includes a VCT31 and the first back plate
32, the first back plate 32 is connected with the first conference terminal 30, and a VCT31 is by a VCT keyset 33 with VCT backboard 83 even
Connect.Secondary pluggable VCT pallet includes that the 2nd VCT42 and the second back plate 42, the second back plate 42 are connected with the second conference terminal 40, the
Two VCT42 are connected with VCT backboard 83 by the 2nd VCT keyset 43.
VCT backboard 83 is also connected with fan board 84.
As it is shown on figure 3, video panel 60 includes programmable logic controller (PLC) 61, video panel single-chip microcomputer 62 and network
Switch, programmable logic controller (PLC) processes the serial ports RS232 signal of each board, infrared distribution transfers, video panel list
The temperature detection of machine system is responsible for by sheet machine 62, and takes the temperature of DC fan speed regulating control machine system according to testing result,
Video panel single-chip microcomputer 62 is responsible for detecting the hot-swappable signal of each board and indicating level, net accordingly according to detection signal response
Cross winding changes planes 63 access the first conference terminal the 30, second conference terminals 40, Audio Processing plate 50 to realize cutting of audio-video signal
Change.
As shown in Figure 4, processing in plate 10 in video exchange, sdi signal is decoded and is sent to RGB by decoding chip 16
Conversion chip 17, RGB conversion chip 17 convert the signal into TMDS signal be sent to second exchange process plate single-chip microcomputer 18 analyze
Process, then be given to HDMI transmitting chip 19 and carry out signal transmission.
First exchange process plate single-chip microcomputer 15 controls four tunnel exchanges process partitioned signal receptors 11 and receives each road HDMI transmitting
Chip 19 send video data, sdi signal, and process distribution video signal corresponding be switched to two-way exchange process plate letter
Number change-over panel 12, two-way exchange processes partitioned signal change-over panel 12 and the TMDS signal received is changed into RGB respectively, and respectively
Synthesizing two pictures by two-way the first signal syntheses plate 13, two-way the first signal syntheses plate 13 is closed by secondary signal hard board 14
Become four pictures.
As it is shown in figure 5, programmable key plate 20 is used for controlling the practical operation part of whole system audio, video data switching,
Including programmable key plate single-chip microcomputer 22, socket 21, touch screen 23, audiomonitor 24 and speaker 25, programmable key plate list
Sheet machine 22 is provided with the knob of the regulation of the regulation for control system work each road sound, built-in camera duty, uses
Come the regulation of control system work each road sound, and the duty of regulation built-in camera；Programmable key plate single-chip microcomputer 22
Being connected with socket 21, socket 21 is also connected with touch screen 23, audiomonitor 24, and socket 21 is by power amplifier with speaker 25 even
Connect.Touch screen 23 is the key operation part during the present invention implements, and all of video, audio signal are all at touch screen 23 left-hand seat
Having moved switching, the present invention devises monitoring part, and when inserting earphone, all of conference content is in listening state, built-in
Speaker 25 will quit work.
As shown in Figure 6, this system also includes electric power system, and electric power system includes first redundant power the 91, second redundant electric
Source 92 and voltage reduction module 94, the first redundant power 91 and the second redundant power 93 are all by power supply backplane with VCT backboard 83 even
Connect.First redundant power 91 and the second redundant power 92 are respectively by blood pressure lowering pcb board 95 and electric power connection line 96 and voltage reduction module
94 connect.Use dual redundant power supply to power to machine system, there is flow equalizing function, if one of them redundant power breaks down,
Another redundant power can respond rapidly to, it is ensured that the machine system not power down that works continues to original duty；Cabinet limit
Radiating treatment when edge works equipped with complete machine.Voltage reduction module 94 is internal is provided with reducing transformer 97.
The implementation method of a kind of Portable movable video conferencing system, comprises the following steps:
(1) start mobile conference system power supply, control machine system audio frequency and video by the touch screen of programmable key plate and control；
(2) touch screen is used to access the IP address of Audio Processing plate and then realize the regulation of the audio frequency to machine system；
(3) touch screen is used to access the IP address of first, second conference terminal and then realize the audio-video signal to conference terminal
It is adjusted switching；
(4) above-mentioned audio-video signal can carry out picture process and switching by video exchange process plate.
It should be appreciated that for those of ordinary skills, can be improved according to the above description or be converted,
And all these modifications and variations all should belong to the protection domain of claims of the present invention.
Above in conjunction with accompanying drawing, patent of the present invention is carried out exemplary description, it is clear that the realization of patent of the present invention is not subject to
The restriction of aforesaid way, if the various improvement that the method design that have employed patent of the present invention is carried out with technical scheme, or without
Improve and design and the technical scheme of patent of the present invention are directly applied to other occasion, the most within the scope of the present invention.
Claims (7)
1. Portable movable video conferencing system, it is characterised in that include video exchange process plate, programmable key plate, first
Conference terminal, the second conference terminal, Audio Processing plate, video panel and power amplifier module；
Described video exchange processes plate and processes and four sides picture segmentation for the picture of HDMI/DVI/SDI/VGA each signal board；
Described programmable key plate is used for controlling the switching of whole system audio, video data；
Described first conference terminal, the second conference terminal for the input signal such as HDMI/SDI/ mike audio frequency and video process,
The first conference terminal, the second conference terminal IP address is accessed, it is achieved the switching of audio frequency and video also by the network switch；
Described Audio Processing plate is used for Audio Signal Processing and the switching of complete machine conference system；
Described video panel includes programmable logic controller (PLC), video panel single-chip microcomputer and the network switch, described compiles
Journey logic controller processes the serial ports RS232 signal of each board, infrared distribution transfers, and described video panel single-chip microcomputer is responsible for
The temperature detection of machine system, and the temperature of DC fan speed regulating control machine system is taked according to testing result, described video control
Making sheet single-chip microcomputer is responsible for detecting the hot-swappable signal of each board and indicating level accordingly according to detection signal response, and described network is handed over
Change planes access video conference terminal, Audio Processing plate to realize the switching of audio-video signal；
Described power amplifier module amplifies for conference system.
Portable movable video conferencing system the most according to claim 1, it is characterised in that described video exchange processes
Plate, described video panel and described Audio Processing plate are connected with passive backplane respectively, and described programmable key plate passes through key
Plate adapter is connected with described passive backplane, and described passive backplane is also connected with each input and output clamp；
Described power amplifier module is connected with VCT backboard by power amplifier backboard, described first conference terminal and described second conference terminal
Being connected with described VCT backboard by pluggable VCT pallet respectively, described VCT backboard is passive with described through bridge joint passive backplane
Backboard connects.
Portable movable video conferencing system the most according to claim 2, it is characterised in that described pluggable VCT pallet
Including VCT and back plate, described back plate is connected with described first conference terminal or described second conference terminal, and described VCT passes through VCT
Keyset is connected with described VCT backboard.
Portable movable video conferencing system the most according to claim 2, it is characterised in that this system also includes power supply system
System, described electric power system includes the first redundant power, the second redundant power, described first redundant power and described second redundant electric
Source is all connected with described VCT backboard by power supply backplane.
Portable movable video conferencing system the most according to claim 1, it is characterised in that process in described video exchange
In plate, sdi signal is decoded and is sent to RGB conversion chip by decoding chip, and described RGB conversion chip converts the signal into
TMDS signal is sent to the second exchange and processes plate single-chip microcomputer analyzing and processing, then is given to HDMI transmitting chip and carries out signal transmission；
Four tunnel exchanges process partitioned signal receptors and receive what each road HDMI transmitting chips sent video data, sdi signal, and locate
What reason distribution video signal was corresponding is switched to two-way exchange process partitioned signal change-over panel, and exchange described in two-way processes partitioned signal conversion
The TMDS signal received is changed into RGB by plate respectively, and synthesizes two pictures by two-way the first signal syntheses plate respectively, and two
Described in road, the first signal syntheses plate synthesizes four pictures by secondary signal hard board.
Portable movable video conferencing system the most according to claim 1, it is characterised in that described programmable key plate bag
Include programmable key plate single-chip microcomputer, socket, touch screen, audiomonitor and speaker, described programmable key plate single-chip microcomputer sets
There are the knob of the regulation of the regulation for control system work each road sound, built-in camera duty, described programmable key
Plate single-chip microcomputer is connected with described socket, and described socket is also connected with described touch screen, described audiomonitor, and merit is passed through in described socket
Electric discharge road is connected with described speaker.
7. the implementation method of a Portable movable video conferencing system as claimed in claim 1, it is characterised in that include with
Lower step:
(1) start mobile conference system power supply, controlled the audio frequency and video control of machine system by the touch screen of programmable key plate
System；
(2) touch screen is used to access the IP address of Audio Processing plate and then realize the regulation of the audio frequency to machine system；
(3) use touch screen to access the IP address of first, second conference terminal, and then realize the audio-video signal to conference terminal
It is adjusted switching；
(4) above-mentioned audio-video signal can carry out picture process and switching by video exchange process plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610644129.5A CN106210602A (en) | 2016-08-08 | 2016-08-08 | Portable movable video conferencing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610644129.5A CN106210602A (en) | 2016-08-08 | 2016-08-08 | Portable movable video conferencing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106210602A true CN106210602A (en) | 2016-12-07 |
Family
ID=57514590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610644129.5A Pending CN106210602A (en) | 2016-08-08 | 2016-08-08 | Portable movable video conferencing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106210602A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110225290A (en) * | 2019-05-21 | 2019-09-10 | 武汉兴图新科电子股份有限公司 | A kind of portable video conference gateway apparatus and method |
| CN110913164A (en) * | 2018-09-17 | 2020-03-24 | 广州赢溢电子有限公司 | Internet-based mobile high-integration intelligent conference control system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101668158A (en) * | 2008-09-05 | 2010-03-10 | 中兴通讯股份有限公司 | Video switching processing method and multi-point control unit |
| CN101938626A (en) * | 2010-09-15 | 2011-01-05 | 杭州海康威视数字技术股份有限公司 | Video session terminal, system, and method |
| CN101977072A (en) * | 2010-10-12 | 2011-02-16 | 陕西银河景天电子有限责任公司 | Portable wireless mobile emergency command platform based on 3G network |
| CN102946518A (en) * | 2012-10-17 | 2013-02-27 | 广州市天誉创高电子科技有限公司 | Plug-in card type multimedia demonstration matrix switcher |
| CN103634566A (en) * | 2013-11-02 | 2014-03-12 | 苏州萃智新技术开发有限公司 | Portable emergency command system |
-
2016
- 2016-08-08 CN CN201610644129.5A patent/CN106210602A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101668158A (en) * | 2008-09-05 | 2010-03-10 | 中兴通讯股份有限公司 | Video switching processing method and multi-point control unit |
| CN101938626A (en) * | 2010-09-15 | 2011-01-05 | 杭州海康威视数字技术股份有限公司 | Video session terminal, system, and method |
| CN101977072A (en) * | 2010-10-12 | 2011-02-16 | 陕西银河景天电子有限责任公司 | Portable wireless mobile emergency command platform based on 3G network |
| CN102946518A (en) * | 2012-10-17 | 2013-02-27 | 广州市天誉创高电子科技有限公司 | Plug-in card type multimedia demonstration matrix switcher |
| CN103634566A (en) * | 2013-11-02 | 2014-03-12 | 苏州萃智新技术开发有限公司 | Portable emergency command system |
Non-Patent Citations (1)
| Title |
|---|
| 赵宇红等: ""HDMI车站终端显示系统设计"", 《视频应用与工程》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110913164A (en) * | 2018-09-17 | 2020-03-24 | 广州赢溢电子有限公司 | Internet-based mobile high-integration intelligent conference control system |
| CN110225290A (en) * | 2019-05-21 | 2019-09-10 | 武汉兴图新科电子股份有限公司 | A kind of portable video conference gateway apparatus and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208638496U (en) | A kind of intelligent multimedia conference system | |
| CN102946518B (en) | Plug-in card type multimedia demonstration matrix switcher | |
| CN105306873A (en) | Portable desktop audio and video conference device and system | |
| WO2017193805A1 (en) | Method and apparatus for realizing remote monitoring in conference television system | |
| CN103699096A (en) | Exhibition hall equipment and multimedia centralized control system | |
| CN106210602A (en) | Portable movable video conferencing system | |
| CN109151370B (en) | Intelligent video system and intelligent control terminal | |
| CN101072294B (en) | Standby mode low-power-consumption flow media automatic play device | |
| CN202979119U (en) | Controlling apparatus for conference shooting system | |
| CN101707680B (en) | Dual-channel advertisement displaying TV set | |
| CN204481952U (en) | A kind of based on the conference system that HD video switches and shooting is followed the tracks of | |
| CN206313865U (en) | Intelligent touch management system | |
| CN110913164A (en) | Internet-based mobile high-integration intelligent conference control system | |
| CN203313298U (en) | Signal switching apparatus | |
| CN113596382A (en) | Touch conference tablet computer with intelligent conference system | |
| CN115359643A (en) | Intelligent control terminal control system | |
| CN109040657A (en) | A kind of bidirectional feedback intelligent conference system and its Two-way Feedback method, storage medium | |
| CN211127970U (en) | Special automatic switching matrix switcher for video conference | |
| CN103108110A (en) | Digital court hearing main unit and digital court hearing system | |
| CN201976145U (en) | Auxiliary image sending control device and system | |
| CN109151368A (en) | A kind of small space meeting central control system | |
| CN212909790U (en) | Full high definition FHD area stores four unification indoor sets of all-round type | |
| CN204578645U (en) | A kind of multichannel audio-video frequency switched system | |
| TWI737173B (en) | Docking station and control method thereof | |
| CN207783005U (en) | A kind of demonstration discussion system for helicopter measures of effectiveness |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zeng Xumin Inventor after: Wang Jiaye Inventor after: Zhan Chenghai Inventor after: Tu Huakang Inventor after: Wei Yushan Inventor after: Zeng Shuisheng Inventor after: Xiao Yuan Inventor before: Xiao Yuan Inventor before: Huang Youjun Inventor before: Huang Quanlei |
|
| CB03 | Change of inventor or designer information | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161207 |
|
| RJ01 | Rejection of invention patent application after publication |