CN208890930U - A kind of video signal transmission device - Google Patents
A kind of video signal transmission device Download PDFInfo
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- CN208890930U CN208890930U CN201821816503.6U CN201821816503U CN208890930U CN 208890930 U CN208890930 U CN 208890930U CN 201821816503 U CN201821816503 U CN 201821816503U CN 208890930 U CN208890930 U CN 208890930U
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Abstract
A kind of video signal transmission device, including the transmitter (20) being connect with main frame (10) and the receiver (30) being connect with display equipment (40)；It is connected between transmitter (20) and receiver (30) by wired mode or wireless mode；Vision signal from main frame (10) is transferred to receiver (30) after transmitter (20) are handled, to treated, vision signal restores receiver (30), then exports to display equipment (40).The video signal transmission device of the utility model uses transmitter and receiver, realizes the remote transmission of vision signal, reduces engineering cost.
Description
Technical field
The utility model relates to computer video interfacing field more particularly to a kind of video signal transmission devices.
Background technique
Video signal transmission technology used at present has following methods:
One is the transmission modes using TCP/IP network.Its advantage is that open good, easy wiring, long transmission distance (
Under some cases, it is remote that transmission range can achieve several hundred rice).But its disadvantage is also obvious: video image is digitized
After compression processing, real-time laser propagation effect can not be obtained；Its transmission rate it is generally most fast be not more than 20 frames/second, delay
The frequency is more, and occupied bandwidth is high, influences enterprise network or campus network network speed, therefore can be used only in some simple controls, image
Quality requirement is not high and place without requirement of real time；High-end chip compress technique is needed simultaneously, cost is also relatively high.
Another kind is to handle image using analog balanced technology, has the advantages that real-time is good, at low cost.But this
Kind method has the shortcomings that anti-interference is poor, transmission range is short (being usually no more than 50 meters), while needing 8 signal wires to transmit
Vision signal, in addition, if needing to transmit the control signal such as USB, infrared, it is also necessary to which more transmission cables limit its
Extensive development.
Utility model content
The purpose of this utility model is to provide a kind of video signal transmission device, with using less transmission cable or
Avoid the mode of wiring that signal is transmitted farther position, while using H.264/H.265 video encoding standard and TCP/IP
Network digital transmission technology, and then wireless module/Homeplug module/optical fiber transceiver module can be used, use different Jie
Matter is transmitted, and guarantees real-time and good signal transmission quality that signal transmits.
The utility model in order to reach above-mentioned technical purpose, the technical solution adopted is that:
The utility model proposes a kind of video signal transmission device, including the transmitter that is connect with main frame and
The receiver being connect with display equipment；It is connected between transmitter and receiver by wired mode or wireless mode；Wherein,
Transmitter includes the video signal input interface and the first connecting interface for being connected to main frame, receiver packet
It includes the second connecting interface connecting with the first connecting interface by wired mode or wireless mode and is connected to display equipment
Video signal output interface；
Vision signal from main frame is given after transmitter processes by wired mode or wireless way for transmitting
Receiver, to treated, vision signal restores receiver, then exports to display equipment.
In one embodiment, transmitter further include the vision signal coding chip being connect with video signal input interface, with
First CPU of vision signal coding chip connection handles chip and handles chip and the first connecting interface with the first CPU respectively
First TCP/IP network module of connection；
Receiver further includes the 2nd TCP/IP network module connecting with the second connecting interface and the 2nd TCP/IP network
The 2nd CPU processing chip of module connection, handled with the 2nd CPU the video signal decoding chip that connect of chip and respectively with view
The driving chip that frequency signal decoding chip is connected with video signal output interface；
Vision signal is converted to network data by vision signal coding chip, and the first CPU processing chip beats network data
It wraps to the first TCP/IP network module；First TCP/IP network module is by wired mode between transmitter and receiver or wirelessly
The connection of mode gives packed network data transmission to the 2nd TCP/IP network module；2nd CPU handles chip to the packing
Good network data unzips it, then is reduced into vision signal by video signal decoding chip；Driving chip is again by the video
Signal, which exports, gives display equipment.
In another embodiment, transmitter further include the vision signal coding chip being connect with video signal input interface,
The first CPU connecting with vision signal coding chip handles chip and connect respectively with the first CPU processing chip and first and connects
First wireless module of mouth connection；
Receiver further includes the second wireless module connecting with the second connecting interface, connect with the second wireless module second
CPU processing chip, handled with the 2nd CPU the video signal decoding chip that connect of chip and respectively with video signal decoding chip
The driving chip connected with video signal output interface；
Vision signal is converted to network data by vision signal coding chip, and the first CPU processing chip beats network data
It wraps to the first wireless module；First wireless module is by the connection of wireless mode between transmitter and receiver by packed net
Network data are transferred to the second wireless module；The 2nd CPU processing chip network data packed to this unzips it, then by regarding
Frequency signal decoding chip is reduced into vision signal；The vision signal is exported give display equipment again by driving chip.
In another embodiment, transmitter further include the vision signal coding chip being connect with video signal input interface,
The first CPU connecting with vision signal coding chip handles chip and connect respectively with the first CPU processing chip and first and connects
First Homeplug module of mouth connection；
Receiver further includes the second Homeplug module connecting with the second connecting interface, connect with the second Homeplug module
2nd CPU processing chip, handled with the 2nd CPU the video signal decoding chip that connect of chip and respectively with video signal decoding
The driving chip that chip is connected with video signal output interface；
Vision signal is converted to network data by vision signal coding chip, and the first CPU processing chip beats network data
It wraps to the first Homeplug module；First Homeplug module will be packed by the connection of wired mode between transmitter and receiver
Network data transmission give the second Homeplug module；The 2nd CPU processing chip network data packed to this unzips it,
Vision signal is reduced by video signal decoding chip again；The vision signal is exported give display equipment again by driving chip.
In another embodiment, transmitter further include the vision signal coding chip being connect with video signal input interface,
The first CPU connecting with vision signal coding chip handles chip and connect respectively with the first CPU processing chip and first and connects
First optical fiber transceiver module of mouth connection；
Receiver further includes the second optical fiber transceiver module connecting with the second connecting interface and the second fiber optical transceiver mould
The 2nd CPU processing chip of block connection, handled with the 2nd CPU the video signal decoding chip that connect of chip and respectively with video
The driving chip that signal decoding chip is connected with video signal output interface；
Vision signal is converted to network data by vision signal coding chip, and the first CPU processing chip beats network data
It wraps to the first optical fiber transceiver module；The connection that first optical fiber transceiver module passes through wired mode between transmitter and receiver
Give packed network data transmission to the second optical fiber transceiver module；2nd CPU handles the chip network number packed to this
Vision signal is reduced into according to unziping it, then by video signal decoding chip；Driving chip again by the vision signal export to
Show equipment.
Preferably, when transmitter uses the first TCP/IP network module, and receiver uses the 2nd TCP/IP network module,
First connecting interface and the first connecting interface are all standard RJ45 network interface, the first connecting interface and the first connecting interface
Between pass through cable connect；
When transmitter uses the first wireless module, and receiver uses the second wireless module, the first connecting interface and the
One connecting interface is all wireless interface, and is separately installed with antenna；It is wireless between first connecting interface and the first connecting interface
Connection；
When transmitter use the first Homeplug module, receiver use the second Homeplug module when, the first connecting interface with
And first connecting interface be all power outlet interface, between the first connecting interface and the first connecting interface pass through power line connect
It connects；
When transmitter uses the first optical fiber transceiver module, and receiver uses the second optical fiber transceiver module, first connects
Connection interface and the first connecting interface are all standard FC/SC optical fiber interface, between the first connecting interface and the first connecting interface
It is connected by optical fiber.
Preferably, transmitter and receiver is designed as box-like, is placed outside main frame and display equipment, and by power supply
Adapter power supply.
Implement the utility model embodiment, has the following beneficial effects: video signal transmission dress provided by the utility model
It sets, can meet the needs of most users by computer host interface signal remote transmission to several hundred rice to up to a hundred kilometers of members.
Further, the video signal transmission device of the utility model is transmitted using H.264/H.265 digital technology, strong real-time, depending on
Yupin effect is good, and user experience is good, and product material cost is not high；The transmission signal line cable used simultaneously is at least even without line
Cable can transmit host video with a signal wire under cable status, compared to the biography of such as traditional more signal wires of needs
Transfer device greatly reduces engineering cost；It is transmitted under wireless status using technologies such as WIFI, is not needed any cable of cloth.
In addition, signal transmission cable can both be transmitted with twisted pair, power line and optical fiber, engineering procurement and wiring transformation are all very square
Just, the demand being close to the market, cost performance are good.
Detailed description of the invention
Below in conjunction with drawings and examples, the utility model is described in further detail, in the accompanying drawings:
Fig. 1 is the schematic diagram of the video signal transmission device of the utility model；
Fig. 2 is the functional module block diagram of the first embodiment of video signal transmission device shown in FIG. 1；
Fig. 3 is the functional module block diagram of the second embodiment of video signal transmission device shown in FIG. 1；
Fig. 4 is the functional module block diagram of the 3rd embodiment of video signal transmission device shown in FIG. 1；
Fig. 5 is the functional module block diagram of the fourth embodiment of video signal transmission device shown in FIG. 1.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only to explain this reality
With novel, it is not used to limit the utility model.
Fig. 1 is the schematic diagram of the video signal transmission device of the utility model；As shown in Figure 1, video signal transmission device,
Including the transmitter 20 being connect with main frame 10 and the receiver 30 being connect with display equipment 40；Transmitter 20 and reception
It is connected between machine 30 by wired mode or wireless mode；Wherein, transmitter 20 includes the video for being connected to main frame 10
Signal input interface 201 and the first connecting interface 202, receiver 30 include passing through wired mode with the first connecting interface 202
Or wireless mode connection the second connecting interface 302 and be connected to display equipment 40 video signal output interface 301；It comes from
The vision signal of main frame 10 is after the processing of transmitter 20, by wired mode or wireless way for transmitting to receiver
30, to treated, vision signal restores receiver 30, then exports to display equipment 40.Transmitter 20 and receiver 30 are set
It is calculated as box-like, is placed outside main frame 10 and display equipment 40, and is powered by power supply adaptor.
In the case where being connected between transmitter 20 and receiver 30 by wired mode, connect according to transmission Chief Signal Boatswain line
It, can be outside transmission Chief Signal Boatswain line using shielding and ground connection technique, to improve its interference free performance according to project situation when connecing；If
When connecting using cable, according to engineering demand, two core cable one or four core lines one can be selected, if using one 8
Core cable, the extra cable of remaining 4 core can transmit other signals or grounding.In the present embodiment, with one
Signal wire can transmit host video, and traditional HDMI/DVI/DP/VGA video transmission equipment, need eight signal wires；
The vision signal that computer host interface can be transmitted by four signal wires reaches the mesh of remote display computer picture
, and in conventional transmission equipment, transmission video needs 8 signal wires, thus greatly reduces engineering cost, may be used as regarding
Frequency monitoring and advertisement.
Preferably, the first connecting interface 202 and the second connecting interface 302 are all made of wireless, network interface, electricity interface or optical fiber
One of interface, correspondingly, transmission signal is using one of WIFI, cable, cable or optical fiber.Further, network interface is adopted
With standard RJ45 network interface, the tape light still not network interface of tape light can choose；Wirelessly use WIFI；Electricity interface uses
Power outlet；Optical fiber interface uses FC/SC interface.In the present embodiment, transmission signal can be used a pair of or several right in cable
Twisted pair can also use cable or optical fiber, and cable used or use, which are wirelessly compared with traditional transmission realizing method, to be reduced
Very much, engineering cost is greatly saved.
The vision signal of main frame passes through the processing and transmission of transmitter and receiver as a result, realizes remote pass
It is defeated.H.264/H.265 compress technique, support ONVIF agreement are wired using signal for the video signal transmission device of the utility model
It is video networking when transmission, it can be transmitted at a distance by cable, power line, optical fiber；When wireless transmission, it can pass through
WIFI long-distance transmission, and meet that barrier penetration power is extremely strong, the vision signal of support has HDMI/DVI/DP/VGA etc., and
And can be transmitted together with USB and infrared control signal, when use, is delayed low, and performance is stablized, and is not had using computer directly
There is any difference；The quantity of transmission line is effectively reduced, engineering comprehensive cost is greatly reduced, can be widely used.Pass through
Main frame can be placed on computer room by the video frequency transmitter of the utility model, realize the centralized management of main frame, convenient
User, especially in the row such as video ads, distribution of multimedia information, safety monitoring, home entertaining, display and demonstration, video education
Industry has great market.
First embodiment
As shown in Fig. 2, Fig. 2 is the functional module block diagram of the first embodiment of video signal transmission device shown in FIG. 1；
Transmitter 20 further includes that the vision signal coding chip 21 connecting with video signal input interface 201 and vision signal encode core
The first CPU processing chip 22 and connect respectively with the first CPU processing chip 22 and the first connecting interface 202 that piece 21 connects
The first TCP/IP network module 23；
Receiver 30 further includes the 2nd TCP/IP network module 31 connecting with the second connecting interface 302 and the 2nd TCP/
The video signal decoding core that the 2nd CPU that IP network module 31 connects handles chip 32, connect with the 2nd CPU processing chip 32
Piece 33 and the driving chip 34 being connect respectively with video signal decoding chip 33 and video signal output interface 301；
Vision signal is converted to network data by vision signal coding chip 21, and the first CPU handles chip 22 for network number
According to packing to the first TCP/IP network module 23；First TCP/IP network module 23 between transmitter 20 and receiver 30 by having
The connection of line mode or wireless mode gives packed network data transmission to the 2nd TCP/IP network module 31；At 2nd CPU
Reason chip 32 network data packed to this unzips it, then is reduced into vision signal by video signal decoding chip 33；
The vision signal is exported give display equipment 40 again by driving chip 34.
Preferably, in the present embodiment, the first connecting interface 202 and the first connecting interface 202 are all standard RJ45 net
Network interface is connected between the first connecting interface 202 and the first connecting interface 202 by cable.
Second embodiment
As shown in figure 3, Fig. 3 is the functional module block diagram of the second embodiment of video signal transmission device shown in FIG. 1；
Transmitter 20 further includes that the vision signal coding chip 21 connecting with video signal input interface 201 and vision signal encode core
The first CPU processing chip 22 and connect respectively with the first CPU processing chip 22 and the first connecting interface 202 that piece 21 connects
The first wireless module 24；
Receiver 30 further includes the second wireless module 35 connecting with the second connecting interface 302 and the second wireless module 35
The 2nd CPU processing chip 32 of connection, handled with the 2nd CPU the video signal decoding chip 33 that connect of chip 32 and respectively with
The driving chip 34 that video signal decoding chip 33 and video signal output interface 301 connect；
Vision signal is converted to network data by vision signal coding chip 21, and the first CPU handles chip 22 for network number
According to packing to the first wireless module 24；The connection that first wireless module 24 passes through wireless mode between transmitter 20 and receiver 30
Give packed network data transmission to the second wireless module 35；2nd CPU handles the network data packed to this of chip 32
It unzips it, then vision signal is reduced by video signal decoding chip 33；Driving chip 34 again exports the vision signal
Give display equipment 40.
Preferably, in the present embodiment, the first connecting interface 202 and the first connecting interface 202 are all wireless interface, and
It is separately installed with antenna；It is wirelessly connected between first connecting interface 202 and the first connecting interface 202.
3rd embodiment
As shown in figure 4, Fig. 4 is the functional module block diagram of the 3rd embodiment of video signal transmission device shown in FIG. 1；
Transmitter 20 further includes that the vision signal coding chip 21 connecting with video signal input interface 201 and vision signal encode core
The first CPU processing chip 22 and connect respectively with the first CPU processing chip 22 and the first connecting interface 202 that piece 21 connects
The first Homeplug module 25；
Receiver 30 further includes the second Homeplug module 36 connecting with the second connecting interface 302 and the second Homeplug mould
The 2nd CPU that block 36 connects handles chip 32, the video signal decoding chip 33 connecting with the 2nd CPU processing chip 32 and divides
The driving chip 34 not connect with video signal decoding chip 33 and video signal output interface 301；
Vision signal is converted to network data by vision signal coding chip 21, and the first CPU handles chip 22 for network number
According to packing to the first Homeplug module 25；First Homeplug module 25 passes through wired mode between transmitter 20 and receiver 30
Connection gives packed network data transmission to the second Homeplug module 36；2nd CPU handles the net packed to this of chip 32
Network data unzip it, then are reduced into vision signal by video signal decoding chip 33；Driving chip 34 again believes the video
Number output to display equipment 40.
Preferably, in the present embodiment, the first connecting interface 202 and the first connecting interface 202 all connect for power outlet
Mouthful, it is connected between the first connecting interface 202 and the first connecting interface 202 by power line.
Fourth embodiment
As shown in figure 5, Fig. 5 is the functional module block diagram of the fourth embodiment of video signal transmission device shown in FIG. 1.
Transmitter 20 further includes that the vision signal coding chip 21 connecting with video signal input interface 201 and vision signal encode core
The first CPU processing chip 22 and connect respectively with the first CPU processing chip 22 and the first connecting interface 202 that piece 21 connects
The first optical fiber transceiver module 26；
Receiver 30 further includes the second optical fiber transceiver module 37 connecting with the second connecting interface 302 and the second optical fiber
The video signal decoding core that the 2nd CPU that transceiver module 37 connects handles chip 32, connect with the 2nd CPU processing chip 32
Piece 33 and the driving chip 34 being connect respectively with video signal decoding chip 33 and video signal output interface 301；
Vision signal is converted to network data by vision signal coding chip 21, and the first CPU handles chip 22 for network number
According to packing to the first optical fiber transceiver module 26；First optical fiber transceiver module 26 passes through between transmitter 20 and receiver 30
The connection of wired mode gives packed network data transmission to the second optical fiber transceiver module 37；2nd CPU handles chip 32
To this, packed network data is unziped it, then is reduced into vision signal by video signal decoding chip 33；Driving chip
34 again by the vision signal export equipment 40 to display.
Preferably, in the present embodiment, the first connecting interface 202 and the first connecting interface 202 are all standard FC/SC light
Fine interface is connected between the first connecting interface 202 and the first connecting interface 202 by optical fiber.
By first embodiment-fourth embodiment, can remote Lossless transport high quality image, vision signal includes
But it is not limited to HDMI/DVI/DP/VGA signal, according to different vision signal coding chips is selected, maximum can achieve respectively
The image qualities such as 1080P, 1920 ╳ 1200,4K ╳ 2K.
High-performance arm kernel embedded chip can be used to video in video signal transmission device provided by the utility model
It is handled, computer host interface signal remote transmission can be transmitted to several hundred H.264/H.265 digital technologies, occupied bandwidth
Low, strong real-time, signal quality is good, and user experience is good, and product material cost is not high；The transmission signal line cable saved simultaneously, has
Line can transmit host video with a signal wire, and the video of computer host interface can be transmitted with 4 signal transmssion lines
Wireless and power line can be to avoid wiring, can be with remote control computer is achieved the purpose that with USB, IR, compared to such as
The transmission device of traditional eight signal wires of needs, greatly reduces engineering cost.In addition, signal transmission cable both can be with double
Twisted wire can also be transmitted with cable or optical fiber, and all very convenient, the demand being close to the market, cost performance is transformed in engineering procurement and wiring
It is good.
Above disclosed is only a kind of preferred embodiment of the utility model, is not intended to limit the utility model,
Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc., should be included in this reality
Within novel protection scope.
Claims (7)
1. a kind of video signal transmission device, which is characterized in that including the transmitter (20) that is connect with main frame (10) with
And the receiver (30) being connect with display equipment (40)；By wired mode or wirelessly between transmitter (20) and receiver (30)
Mode connects；Wherein,
Transmitter (20) includes the video signal input interface (201) and the first connecting interface for being connected to main frame (10)
(202), receiver (30) includes second connecing with the first connecting interface (202) by the way that wired mode or wireless mode are connect
Mouth (302) and the video signal output interface (301) for being connected to display equipment (40)；
Vision signal from main frame (10) is passed after transmitter (20) are handled by wired mode or wireless mode
It is defeated by receiver (30), to treated, vision signal restores receiver (30), then exports to display equipment (40).
2. video signal transmission device according to claim 1, which is characterized in that transmitter (20) further includes believing with video
The vision signal coding chip (21) of number input interface (201) connection, the first CPU being connect with vision signal coding chip (21)
Processing chip (22) and the first TCP/IP being connect respectively with the first CPU processing chip (22) and the first connecting interface (202)
Network module (23)；
Receiver (30) further includes the 2nd TCP/IP network module (31) connecting with the second connecting interface (302) and second
The 2nd CPU processing chip (32) of TCP/IP network module (31) connection, the video connecting with the 2nd CPU processing chip (32) are believed
Number decoding chip (33) and the driving being connect respectively with video signal decoding chip (33) and video signal output interface (301)
Chip (34)；
Vision signal is converted to network data by vision signal coding chip (21), and the first CPU handles chip (22) for network number
According to packing to the first TCP/IP network module (23)；First TCP/IP network module (23) passes through transmitter (20) and receiver
(30) connection of wired mode or wireless mode gives packed network data transmission to the 2nd TCP/IP network module between
(31)；2nd CPU processing chip (32) network data packed to this unzips it, then by video signal decoding chip
(33) it is reduced into vision signal；Driving chip (34) again exports the vision signal to display equipment (40).
3. video signal transmission device according to claim 1, which is characterized in that transmitter (20) further includes believing with video
The vision signal coding chip (21) of number input interface (201) connection, the first CPU being connect with vision signal coding chip (21)
Processing chip (22) and the first wireless mould being connect respectively with the first CPU processing chip (22) and the first connecting interface (202)
Block (24)；
Receiver (30) further includes the second wireless module (35) connecting with the second connecting interface (302) and the second wireless module
(35) the 2nd CPU processing chip (32) connected, the video signal decoding chip (33) being connect with the 2nd CPU processing chip (32)
And the driving chip (34) being connect respectively with video signal decoding chip (33) and video signal output interface (301)；
Vision signal is converted to network data by vision signal coding chip (21), and the first CPU handles chip (22) for network number
The first wireless module (24) are given according to being packaged；First wireless module (24) passes through wireless parties between transmitter (20) and receiver (30)
The connection of formula gives packed network data transmission to the second wireless module (35)；2nd CPU handles chip (32) to the packing
Good network data unzips it, then is reduced into vision signal by video signal decoding chip (33)；Driving chip (34) is again
The vision signal is exported to display equipment (40).
4. video signal transmission device according to claim 1, which is characterized in that transmitter (20) further includes believing with video
The vision signal coding chip (21) of number input interface (201) connection, the first CPU being connect with vision signal coding chip (21)
Processing chip (22) and the first Homeplug being connect respectively with the first CPU processing chip (22) and the first connecting interface (202)
Module (25)；
Receiver (30) further includes the second Homeplug module (36) connecting with the second connecting interface (302) and the second Homeplug
The 2nd CPU processing chip (32) of module (36) connection, the video signal decoding chip being connect with the 2nd CPU processing chip (32)
(33) and respectively the driving chip (34) being connect with video signal decoding chip (33) and video signal output interface (301)；
Vision signal is converted to network data by vision signal coding chip (21), and the first CPU handles chip (22) for network number
According to packing to the first Homeplug module (25)；First Homeplug module (25) between transmitter (20) and receiver (30) by having
The connection of line mode gives packed network data transmission to the second Homeplug module (36)；It is right that 2nd CPU handles chip (32)
The packed network data unzips it, then is reduced into vision signal by video signal decoding chip (33)；Driving chip
(34) vision signal is exported to display equipment (40) again.
5. video signal transmission device according to claim 1, which is characterized in that transmitter (20) further includes believing with video
The vision signal coding chip (21) of number input interface (201) connection, the first CPU being connect with vision signal coding chip (21)
Processing chip (22) and the first optical fiber connecting respectively with the first CPU processing chip (22) and the first connecting interface (202) are received
It sends out device module (26)；
Receiver (30) further includes the second optical fiber transceiver module (37) connecting with the second connecting interface (302) and the second light
The 2nd CPU processing chip (32) of fine transceiver module (37) connection, the vision signal being connect with the 2nd CPU processing chip (32)
Decoding chip (33) and the driving core being connect respectively with video signal decoding chip (33) and video signal output interface (301)
Piece (34)；
Vision signal is converted to network data by vision signal coding chip (21), and the first CPU handles chip (22) for network number
The first optical fiber transceiver module (26) are given according to being packaged；First optical fiber transceiver module (26) passes through transmitter (20) and receiver
(30) connection of wired mode gives packed network data transmission to the second optical fiber transceiver module (37) between；2nd CPU
Processing chip (32) network data packed to this unzips it, then is reduced into video by video signal decoding chip (33)
Signal；Driving chip (34) again exports the vision signal to display equipment (40).
6. video signal transmission device according to claim 1, which is characterized in that when transmitter (20) use the first TCP/
IP network module (23), when receiver (30) uses the 2nd TCP/IP network module (31), the first connecting interface (202) and the
One connecting interface (202) is all standard RJ45 network interface, the first connecting interface (202) and the first connecting interface (202) it
Between pass through cable connect；
When transmitter (20) use the first wireless module (24), and receiver (30) uses the second wireless module (35), first connects
Connection interface (202) and the first connecting interface (202) are all wireless interface, and are separately installed with antenna；First connecting interface
(202) and between the first connecting interface (202) it is wirelessly connected；
When transmitter (20) use the first Homeplug module (25), and receiver (30) uses the second Homeplug module (36), the
One connecting interface (202) and the first connecting interface (202) are all power outlet interface, the first connecting interface (202) and the
It is connected between one connecting interface (202) by power line；
When transmitter (20) use the first optical fiber transceiver module (26), receiver (30) uses the second optical fiber transceiver module
(37) when, the first connecting interface (202) and the first connecting interface (202) are all standard FC/SC optical fiber interface, and first connects
Pass through optical fiber between mouth (202) and the first connecting interface (202) to connect.
7. video signal transmission device according to claim 1, which is characterized in that transmitter (20) and receiver (30) are set
It is calculated as box-like, is placed outside main frame (10) and display equipment (40), and is powered by power supply adaptor.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821816503.6U CN208890930U (en) | 2018-11-06 | 2018-11-06 | A kind of video signal transmission device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821816503.6U CN208890930U (en) | 2018-11-06 | 2018-11-06 | A kind of video signal transmission device |
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| CN208890930U true CN208890930U (en) | 2019-05-21 |
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| CN201821816503.6U Active CN208890930U (en) | 2018-11-06 | 2018-11-06 | A kind of video signal transmission device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113287329A (en) * | 2021-03-31 | 2021-08-20 | 华为技术有限公司 | Data transmission method and device |
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2018
- 2018-11-06 CN CN201821816503.6U patent/CN208890930U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113287329A (en) * | 2021-03-31 | 2021-08-20 | 华为技术有限公司 | Data transmission method and device |
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