CN105245821B - HDTV videoconference Mobile portable system - Google Patents
HDTV videoconference Mobile portable system Download PDFInfo
- Publication number
- CN105245821B CN105245821B CN201510796409.3A CN201510796409A CN105245821B CN 105245821 B CN105245821 B CN 105245821B CN 201510796409 A CN201510796409 A CN 201510796409A CN 105245821 B CN105245821 B CN 105245821B
- Authority
- CN
- China
- Prior art keywords
- box house
- videoconference
- babinet
- hdtv
- mike
- 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.)
- Active
Links
- 239000011159 matrix material Substances 0.000 claims abstract description 23
- 230000003287 optical effect Effects 0.000 claims abstract description 23
- 244000261422 Lysimachia clethroides Species 0.000 claims abstract description 11
- 239000013307 optical fiber Substances 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims description 4
- 239000006260 foam Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 239000002699 waste material Substances 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 101000581507 Homo sapiens Methyl-CpG-binding domain protein 1 Proteins 0.000 description 4
- 101001134861 Homo sapiens Pericentriolar material 1 protein Proteins 0.000 description 4
- 102100027383 Methyl-CpG-binding domain protein 1 Human genes 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 241000209140 Triticum Species 0.000 description 1
- 235000021307 Triticum Nutrition 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
- Telephonic Communication Services (AREA)
Abstract
The invention discloses a kind of HDTV videoconference Mobile portable system, including seven babinets；First box house is provided with hybrid matrix, interface panel and ups power；Second box house is provided with video conference terminal；3rd box house is provided with optical transmitter and receiver, wireless Mike's receiver, wireless tie clip receiver and PCM；4th box house is provided with gooseneck Mike, wireless Mike, tie clip Mike, monitor speaker and display；5th box house is provided with power supply adaptor, camera and video camera；6th box house is provided with monitor, hand transceiver and teleconferencing terminal；7th box house is provided with laptop and sound console.Above-mentioned HDTV videoconference Mobile portable system, solves the problems, such as equipment inconvenient to carry or the inconvenient putting equipments such as no fixed video meeting room, special place are had a meeting and outdoor open-air activity is live；And manpower waste can be reduced, protects the service life of relevant device.
Description
Technical field
The present invention relates to field of communication technology, more particularly to a kind of HDTV videoconference Mobile portable system.
Background technology
With the fast development of Communication in China cause, market is for various types of HDTV videoconference Mobile portables
The demand of system increasingly increases.
At present, high-definition video conference system widely uses in government, large enterprise.In recent years, TV conference system
It played an important role in the work such as earthquake relief work, emergency communication, occasion meeting guarantee.For from now on easy to development weight
Meeting guarantee during big activity, the supporting part as TV conference system is, it is necessary to be equipped with and existing high definition conference technology
The consistent HDTV videoconference Mobile portable system of standard.Strive accomplishing nationwide quick and convenient movement, adjust at any time
Match somebody with somebody, at any time networking, realize access synchronous with high definition conference system, ensure the instruction of key activities and the reception and registration of information, reduce
Energy consumption, is realized environmentally protective.
The content of the invention
The object of the present invention is to provide a kind of HDTV videoconference Mobile portable system, the HDTV videoconference
The inconveniences such as Mobile portable system can solve no fixed video meeting room, special place is had a meeting and outdoor open-air activity is live
The problem of Portable device or inconvenient putting equipment.
To achieve the above object, the present invention provides a kind of HDTV videoconference Mobile portable system, including seven casees
Body；
First box house is provided with hybrid matrix, interface panel and to be moved to the HDTV videoconference
The ups power of portable system power supply；
Second box house is provided with video conference terminal；
3rd box house be provided with optical transmitter and receiver, wireless Mike's receiver, wireless tie clip receiver and with the light end
The PCM of machine connection；
4th box house be provided with gooseneck Mike, wireless Mike, tie clip Mike, monitor speaker and with the mixed moment
The display of battle array connection；
5th box house is provided with power supply adaptor, camera and the video camera being connected with the hybrid matrix；
6th box house is provided with monitor, hand transceiver and the teleconferencing terminal being connected with the PCM；
7th box house be provided with laptop and with the gooseneck Mike, the wireless Mike and the tie clip wheat
Gram connection sound console.
Preferably, the inside of first babinet, second babinet and the 3rd babinet is both provided with to fixation
The mounting bracket of the equipment of respective box house.
Preferably, the inside of the 4th babinet, the 5th babinet, the 6th babinet and the 7th babinet is filled out
Filled with foam cotton, and aforementioned four box house is both provided with the groove position placed with the equipment for respective box house.
Preferably, connected between the PCM and the teleconferencing terminal using telephone wire.
Preferably, the optical transmitter and receiver is connected by special line terminal with the sound console.
Preferably, the optical transmitter and receiver is also associated with the network terminal, the network terminal respectively with the hybrid matrix and institute
State sound console connection.
Preferably, the number of the optical transmitter and receiver is two, is connected between two optical transmitter and receivers by optical fiber.
Preferably, the hybrid matrix is 16 road hybrid matrix.
Relative to above-mentioned background technology, HDTV videoconference Mobile portable system provided by the invention, utilizes seven
Babinet, by hybrid matrix, interface panel, ups power, video conference terminal, optical transmitter and receiver, wireless Mike's receiver, wireless tie clip
Receiver, PCM, gooseneck Mike, wireless Mike, tie clip Mike, monitor speaker, display, power supply adaptor, camera, shooting
Machine, monitor, hand transceiver, teleconferencing terminal and laptop are placed wherein.Using above-mentioned set-up mode, by correlation
Equipment is put into seven babinets, so that it is straight to solve no fixed video meeting room, special place meeting and outdoor open-air activity
The problem of equipment inconvenient to carry or the inconvenient putting equipment such as broadcasting；And manpower waste can be reduced, protects relevant device
Service life.
Brief description of the drawings
The wiring schematic diagram for the HDTV videoconference Mobile portable system that Fig. 1 is provided by the embodiment of the present invention.
Wherein：1-PCM, 2- optical transmitter and receiver, 3- teleconferencing terminals, 4- high-definition cameras, the 5- network terminals, 6- special lines are whole
End, 7- sound consoles, 8- hybrid matrix, 9- displays, the portable viewfinders of 10-, 11- tie clips Mike, 12- is wireless Mike, 13- goosenecks
Mike, the first speakers of 14-, the second speakers of 15-.
Embodiment
The core of the present invention is to provide a kind of HDTV videoconference Mobile portable system, the HDTV videoconference
Mobile portable system need not arrange extensive work personnel carrying device to build environment temporarily to phenomenon.
In order to make it easy to understand, the existing technical name for being related to this programme is explained as follows：
Hybrid matrix：Referring to can be according to demand by the special of the switching output of arbitrary signal source orientation to arbitrary target terminal
Industry equipment.Hybrid matrix in the present invention is mainly used for Switch Video signal.
Ups power：(Uninterruptible Power System/Uninterruptible Power Supply electricity
Source), i.e. uninterrupted power source, is that storage battery (being mostly plumbic acid maintenance-free storage battery) is connected with host, passes through host inverter
Direct current is converted into the system equipment of alternating current etc. modular circuit.
Optical transmitter and receiver：It is the optical fiber communication equipment of an extension data transfer, it mainly passes through signal modulation, photoelectric conversion
Etc. technology, achieve the purpose that remote transmission using light-transfer characteristic.
PCM：(Pulse Code Modulation, pulse code modulation).Pulse code modulation is the coding of digital communication
One of mode.Main process is to be sampled the analog signals such as speech, image at regular intervals, makes its discretization, at the same time
Sample value is quantified by layered units round, while sample value is represented into sampling pulse by one group of binary code
Amplitude.
IP signals：IP is the foreign language abbreviation of Internet Protocol, and Chinese is abbreviated as " net association "；Refer between network
The agreement of interconnection, that is, it is connected with each other the agreement for being communicated and being designed for computer network.
E1 signals：The 30 tunnel pulse-code modulation PCM abbreviation E1 in Europe, speed is 2.048Mbit/s.
4E1：4E1 refers to 4 E1 interfaces.
SDI：It is the foreign language abbreviation of Serial Digital Interface, Chinese is serial digital interface, is referred to
A standard of transmission digital video on coaxial line.
VGA：It is the foreign language abbreviation of Video Graphics Array, Chinese is digital visual interface.
In order to make those skilled in the art more fully understand the present invention program, below in conjunction with the accompanying drawings and it is embodied
The present invention is described in further detail for mode.
Please refer to Fig.1, the wiring for the HDTV videoconference Mobile portable system that Fig. 1 is provided by the embodiment of the present invention
Schematic diagram.
HDTV videoconference Mobile portable system of the present invention, using seven babinets by HDTV phone meeting
Discuss the relevant device needed for Mobile portable system to place wherein, so as to be convenient for carrying relevant device to scene, and can effectively protect
Relevant device is protected, reduces the use of manpower.
Specifically, HDTV videoconference Mobile portable system provided by the present invention, including seven babinets；Its
In, the first box house places hybrid matrix 8, interface panel and ups power；The ups power is used for HDTV phone
Meeting Mobile portable system is powered；Video conference terminal is placed in the second box house；Light is placed in the 3rd box house
Terminal 2, wireless Mike's receiver, wireless tie clip receiver and the PCM1 being connected with optical transmitter and receiver 2；4th box house is placed with
Gooseneck Mike 13, wireless Mike 12, tie clip Mike 11, monitor speaker and the display being connected with hybrid matrix 8；5th babinet
Place power supply adaptor, camera and the video camera being connected with hybrid matrix 8 in inside；6th box house placement monitor,
Hand transceiver and the teleconferencing terminal 3 being connected with PCM1；7th box house is placed with laptop and and gooseneck
The sound console 7 that Mike 13, wireless Mike 12 and tie clip Mike 11 connect.
Using above-mentioned set-up mode, the equipment needed for HDTV videoconference Mobile portable system is placed on seven casees
In body, above-mentioned seven babinets are carried to meeting scene so as to convenient, and carry out building for platform, with realize it is quick, have
Complete site layout project work in effect ground.
In addition, according to practical experience, relevant device is set in above-mentioned seven babinets herein, on the one hand according to relevant device
Size and be arranged in different babinets；On the other hand according to the wiring needs of HDTV videoconference Mobile portable system,
Relevant device is positioned in same babinet, so as to facilitate the needs of wiring, is connect with realizing to quickly complete at meeting scene
Line.
For the specific set-up mode of above-mentioned seven babinets, seven babinets are disposed as aluminium alloy box herein, and
The rear and front end of each babinet is both provided with the door body opened；After door body is opened, positioned at connecing for each box house
Line just can expose, and associated connections operation is carried out to facilitate.
Certainly, in order to which more convenient realizes wiring, the terminals of each babinet can also be arranged to the side wall of babinet；
That is, terminals of the relevant device of each box house with respective wall box are connected；When needing wiring, only
Wiring is carried out using the terminals of each wall box, so, is conducive to HDTV videoconference Mobile portable
The fast construction of system, so as to save substantial amounts of manpower.
In addition, in order to optimize the structure of each babinet, the modes such as bolt or clamping can be used to set correlation herein
It is standby to be fixed in babinet, the collision in transportational process between equipment and babinet just can be so avoided, so as to reduce equipment damage
Bad possibility.
, herein can also be by the outside of seven babinets in order to avoid contingency occurs in transit for above-mentioned seven babinets
Wall sets waterproof coating, and babinet is dust-proof, shock box body；Dust or rain can effectively be prevented using the babinet of aforesaid way
The liquid such as water enter box house, so that the equipment in guard box body is without damage.
In order to realize that above-mentioned seven babinets are placed in the steady of meeting scene, herein at four of above-mentioned seven bottoms of box
Corner is both provided with elastic base；Since the environment at meeting scene is complicated, it can not often find level ground and place babinet, therefore
The bottom of babinet is provided with elastic base so that babinet can adapt to complex site environment.Certainly, elastic base can
Think rubber material, can also be made of the material of other specific elasticity.
Preferably the number of the video conference terminal of the second box house is two herein；Gooseneck Mike 13 in 4th babinet,
The number of wireless Mike 12 and monitor speaker is two；In addition, the 6th box house sets eight hand transceivers and two
A teleconferencing terminal 3.
In addition, it is both provided with herein in the inside of the first babinet, the second babinet and the 3rd babinet to the respective babinet of fixation
The mounting bracket of internal equipment.
That is, when arranging relevant device at the scene, can utilize in the first babinet, the second babinet and the 3rd babinet
Mounting bracket carries out installation fixation to the equipment in its babinet.The box house of first babinet, the second babinet and the 3rd babinet adds
The mounting bracket to fixed equipment is filled, so as to be fixed relevant device is rack-mount.
On above-mentioned basis, the 4th babinet, the 5th babinet, the inside of the 6th babinet and the 7th babinet are filled with foam
Cotton, and aforementioned four box house is both provided with the groove position placed with the equipment for respective box house.That is, in the 4th case
Integral-filled foam cotton in body, the 5th babinet, the 6th babinet and the 7th babinet, and it is reserved to place the groove position of relevant device,
Avoid directly contacting, causing to damage between equipment.
In Figure of description 1, the wiring schematic diagram of HDTV videoconference Mobile portable system is illustrated.
By Figure of description 1 as can be seen that telephone wire can be used to connect between PCM1 and teleconferencing terminal 3, and
And PCM1 is connected by E1 signals with optical transmitter and receiver 2；Optical transmitter and receiver 2 is connected by IP interfaces with the network terminal 5 and special line terminal 6.
On above-mentioned basis, in order to realize the function of HDTV videoconference Mobile portable system, videoconference is whole
3 audio inputs are held to sound console 7, and gooseneck Mike 13, wireless Mike 12,11 same audio input of tie clip Mike to sound console
7, in addition, 5 special line terminal of the network terminal, the 6 same audio input connected with optical transmitter and receiver 2 is to sound console 7；And sound console 7 is then by sound
Frequency is exported to the first sound equipment 14, the second sound equipment 15, teleconferencing terminal 3 and the network terminal 5 and special line terminal 6.
In addition, special line terminal 6, video camera and 5 equal SDI of the network terminal are inputted to hybrid matrix 8, hybrid matrix 8 and are passed through SDI
Output is to special line terminal 6, portable viewfinder 10 and the network terminal 5, and VGA is exported to display 9；The present invention is preferably by video camera
High-definition camera 4 is arranged to, to improve the quality of teleconference.
In order to increase mobile number of devices, two optical transmitter and receivers 2 can be set herein, pass through optical fiber between two optical transmitter and receivers 2
Connection；In addition, hybrid matrix 8 is arranged to 16 road hybrid matrix.
As shown in Figure of description 1, two optical transmitter and receivers respectively connect above-mentioned relevant device with E1 by 4E1, IP, so that
So that HDTV videoconference Mobile portable system possesses two sets of movement equipment.It is, of course, also possible to set three, four or with
Upper optical transmitter and receiver, as long as multiple optical transmitter and receivers are connected by optical fiber.
The signal of display and relevant device of the present invention, size can be decided according to the actual requirements, herein
Specific restriction will no longer be made.
HDTV videoconference Mobile portable system provided by the present invention is described in detail above.Herein
Apply specific case to be set forth the principle of the present invention and embodiment, the explanation of above example is only intended to help
Understand the method and its core concept of the present invention.It should be pointed out that for those skilled in the art, do not taking off
On the premise of from the principle of the invention, some improvement and modification can also be carried out to the present invention, these are improved and modification also falls into this
In invention scope of the claims.
Claims (8)
1. a kind of HDTV videoconference Mobile portable system, it is characterised in that including seven babinets；
First box house is provided with hybrid matrix, interface panel and to the HDTV videoconference Mobile portable
The ups power of system power supply；
Second box house is provided with video conference terminal；
3rd box house is provided with optical transmitter and receiver, wireless Mike's receiver, wireless tie clip receiver and connects with the optical transmitter and receiver
The PCM connect；
4th box house is provided with gooseneck Mike, wireless Mike, tie clip Mike, monitor speaker and connects with the hybrid matrix
The display connect；
5th box house is provided with power supply adaptor, camera and the video camera being connected with the hybrid matrix；
6th box house is provided with monitor, hand transceiver and the teleconferencing terminal being connected with the PCM；
7th box house is provided with laptop and connects with the gooseneck Mike, the wireless Mike and the tie clip Mike
The sound console connect.
2. HDTV videoconference Mobile portable system according to claim 1, it is characterised in that first case
The inside of body, second babinet and the 3rd babinet is both provided with to the installation branch of the respective box house equipment of fixation
Frame.
3. HDTV videoconference Mobile portable system according to claim 1 or 2, it is characterised in that the described 4th
Babinet, the 5th babinet, the inside of the 6th babinet and the 7th babinet are filled with foam cotton, and the described 4th
Babinet, the 5th babinet, the inside of the 6th babinet and the 7th babinet are both provided with for respective box house
The groove position that equipment is placed.
4. HDTV videoconference Mobile portable system according to claim 3, it is characterised in that the PCM and institute
State and connected using telephone wire between teleconferencing terminal.
5. HDTV videoconference Mobile portable system according to claim 4, it is characterised in that the optical transmitter and receiver
Number is two, is connected between two optical transmitter and receivers by optical fiber.
6. HDTV videoconference Mobile portable system according to claim 5, it is characterised in that special line terminal and net
Network terminal is connected with the optical transmitter and receiver respectively.
7. HDTV videoconference Mobile portable system according to claim 6, it is characterised in that the special line terminal
It is connected respectively with the hybrid matrix and the sound console with the network terminal.
8. HDTV videoconference Mobile portable system according to claim 7, it is characterised in that the hybrid matrix
For 16 road hybrid matrix.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510796409.3A CN105245821B (en) | 2015-11-18 | 2015-11-18 | HDTV videoconference Mobile portable system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510796409.3A CN105245821B (en) | 2015-11-18 | 2015-11-18 | HDTV videoconference Mobile portable system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105245821A CN105245821A (en) | 2016-01-13 |
| CN105245821B true CN105245821B (en) | 2018-04-20 |
Family
ID=55043296
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510796409.3A Active CN105245821B (en) | 2015-11-18 | 2015-11-18 | HDTV videoconference Mobile portable system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105245821B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106341741B (en) * | 2016-08-31 | 2019-12-03 | 吉林省中天数码科技有限公司 | A kind of network-based Mobile multimedia convergence communication equipment |
| CN106851178B (en) * | 2017-04-11 | 2020-03-31 | 天通畅达(深圳)科技有限公司 | Method for accessing interphone with disaster tolerance capability to network audio and video conference |
| CN107027003A (en) * | 2017-05-12 | 2017-08-08 | 国家电网公司 | Emergency communication device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5473367A (en) * | 1993-06-30 | 1995-12-05 | At&T Corp. | Video view selection by a chairperson |
| CN201667694U (en) * | 2009-12-08 | 2010-12-08 | 上海华平信息技术股份有限公司 | Mobile multimedia conference terminal |
| CN202587211U (en) * | 2011-12-29 | 2012-12-05 | 中国石油天然气股份有限公司 | Mobile video box |
| CN103997618A (en) * | 2014-06-14 | 2014-08-20 | 国家电网公司 | Anti-accident video and telephone conference device special for electric power |
| CN203859822U (en) * | 2013-11-21 | 2014-10-01 | 中国移动通信集团贵州有限公司 | Video conference system with characteristic of rapid arrangement |
| CN204305151U (en) * | 2014-12-18 | 2015-04-29 | 王锦强 | Field communication Main Control Tank |
-
2015
- 2015-11-18 CN CN201510796409.3A patent/CN105245821B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5473367A (en) * | 1993-06-30 | 1995-12-05 | At&T Corp. | Video view selection by a chairperson |
| CN201667694U (en) * | 2009-12-08 | 2010-12-08 | 上海华平信息技术股份有限公司 | Mobile multimedia conference terminal |
| CN202587211U (en) * | 2011-12-29 | 2012-12-05 | 中国石油天然气股份有限公司 | Mobile video box |
| CN203859822U (en) * | 2013-11-21 | 2014-10-01 | 中国移动通信集团贵州有限公司 | Video conference system with characteristic of rapid arrangement |
| CN103997618A (en) * | 2014-06-14 | 2014-08-20 | 国家电网公司 | Anti-accident video and telephone conference device special for electric power |
| CN204305151U (en) * | 2014-12-18 | 2015-04-29 | 王锦强 | Field communication Main Control Tank |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105245821A (en) | 2016-01-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105245821B (en) | HDTV videoconference Mobile portable system | |
| CN207083179U (en) | A kind of multifunctional unit case for the audio-visual real-time, interactive in earthquake emergency scene | |
| CN103475860A (en) | Visual intercom system | |
| CN102065206B (en) | Set top box capable of switching power automatically and interface type set top box | |
| CN208509120U (en) | A kind of Integrated Service Digital Network structure between recording player and video camera | |
| CN213973751U (en) | Fire control communication command car with intelligent system | |
| CN215154198U (en) | Unmanned aerial vehicle basic station communication command car | |
| CN213638004U (en) | Multimedia intelligent conference machine control system | |
| CN207543240U (en) | Emergency communication device | |
| CN212906006U (en) | Unmanned aerial vehicle cluster observes and controls commander multi-functional car | |
| CN202121583U (en) | Satellite communication terminal system | |
| CN205793064U (en) | A kind of communication system of moving emergency communication command vehicle | |
| CN204733298U (en) | Portable display | |
| CN106788831A (en) | A kind of emergency broadcase system | |
| CN201479310U (en) | Integrated audio/video monitoring device | |
| CN210867291U (en) | Novel intelligent management terminal of 10kV box-type substation | |
| CN210781095U (en) | Individual soldier emergency communication device | |
| CN201226489Y (en) | POE switch power source adapter | |
| RU2661796C1 (en) | System of operational command and communication facilities and data transfer | |
| CN201328004Y (en) | Centralized combined lightning protection device for video monitoring system | |
| CN215991046U (en) | Compact police emergency communication workstation | |
| CN205793005U (en) | Large video intelligent monitor system in a kind of building | |
| CN219459162U (en) | Outdoor portable integrated emergency video conference system box | |
| CN216905097U (en) | Cable TV signal uninterrupted transmission device | |
| CN203279084U (en) | Hanging-type high-definition wireless video terminal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |