CN106488196A - A kind of low-power short distance Video transmission system and using method - Google Patents
A kind of low-power short distance Video transmission system and using method Download PDFInfo
- Publication number
- CN106488196A CN106488196A CN201611183729.2A CN201611183729A CN106488196A CN 106488196 A CN106488196 A CN 106488196A CN 201611183729 A CN201611183729 A CN 201611183729A CN 106488196 A CN106488196 A CN 106488196A
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- data
- video
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- module
- section point
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/22—Alternate routing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/488—Data services, e.g. news ticker
- H04N21/4884—Data services, e.g. news ticker for displaying subtitles
-
- 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
- H04N5/278—Subtitling
Abstract
A kind of low-power short distance Video transmission system and using method, the system includes video data front end processing device, data sending apparatus, data sink, data processing equipment, video data front end processing device includes video data acquiring module, turns serial module parallel, and data processing equipment includes data processing recovery module, transformation from serial to parallel module, video display module.Transmission system includes first node, Section Point and the 3rd node.The video data of first node can be transmitted directly to the 3rd node, it is also possible to then be transferred to the 3rd node again by Section Point.It is an advantage of the current invention that：System power in short distance transmission of video is extremely low, even and if first node break down to the passage of the 3rd node and can also realize transmission of video.
Description
Technical field
The present invention relates to Video transmission system, more particularly to a kind of low-power short distance Video transmission system and user
Method.
Background technology
In the prior art, transmission of video is all toward remote, high-power direction research and development, but a lot of actual
In situation, it is only necessary to in-plant transmission, be so accomplished by pursue low-power, but lower powered in the case of video data easily
Disturbed, and whether can realize to receiving while multiple videos, traditional transmission of video cable is many, hardware cost high, and one
There is line fault in denier, and possible whole system is all paralysed, and the maintenance difficulties in the later stage are larger, so being badly in need of a kind of low work(
Rate short distance Video transmission system and the using method of the system.
Content of the invention
The technical problem to be solved is that traditional transmission of video cable is many, hardware cost high, once occur
Line fault, possible whole system are all paralysed, and the maintenance difficulties in the later stage are larger, provide a kind of short-distance transmission video
When lower powered low-power short distance Video transmission system and using method drop.
The present invention is to solve above-mentioned technical problem by following technological means：
A kind of low-power short distance Video transmission system, including video data front end processing device, data sending apparatus, number
According to reception device, data processing equipment, the Data Frontend processing meanss are connected with data sending apparatus, the data transmitting dress
Put including transmitting antenna, the data sink includes the reception antenna mated with transmitting antenna, the data processing equipment
It is connected with data sink；The video data front end processing device includes video data acquiring module, turns serial mould parallel
Block, the video data acquiring module with turn serial module parallel and be connected；Data processing equipment include data processing recovery module,
Transformation from serial to parallel module, video display module, the data processing recovery module, transformation from serial to parallel module, video display module
Be sequentially connected, the data processing recovery module is connected with data sink, the Transmission system include first node, second
Node and the 3rd node, the Section Point are via node, and first node includes camera, Data Frontend processing meanss sum
According to emitter, camera is connected with Data Frontend processing meanss, Section Point include camera, Data Frontend processing meanss,
Data sending apparatus data reception device, the camera of Section Point is connected with the data sending apparatus of Section Point, described
3rd node includes data sink data processing meanss, and the data sink data processing meanss of the 3rd node connect
Connect；
When under normal circumstances, the data of the first node are transmitted directly to the 3rd node, and the data of Section Point are direct
The 3rd node is transferred to, when the 3rd node can not receive the signal of first node, the data of first node pass through second section
Point is transferred to the 3rd node again.
Optimize, the video data front end processing device also includes that character adding module, ID video character signal occur
Module, the character adding module are arranged on parallel and turn between serial module data transmitter module, and the ID video symbol is sent out
Raw module connects and transmits in character adding module ID video character signal to character adding module.
Optimize, also include ID video character signal display switch, the ID video character signal display switch is arranged on
Between ID video character signal generating module and character adding module.
Optimize, the first node, Section Point and the 3rd node use level omnidirectional antenna.
Optimize, the operating voltage range of the system is 3-5V, and the power of the system is less than 50mW.
Optimize, the 3rd node also includes that video selects display switch, and the video selects display switch to be arranged on
Data sink data is processed between recovery module.
Optimize, the distance between the first node and Section Point, Section Point and the 3rd node are all less than
12m.
A kind of method using above-mentioned power short distance Video transmission system, its step are as follows：
(1) first node, the camera of Section Point start, by first node and the video data acquiring of Section Point
Module gathers vision signal；
(2) vision signal parallel data is converted to serial data stream by turning serial module parallel；
(3) there is module and character adding module by ID character signal in serial data, on the basis of serial data stream
Each road video ID character signal is added, and whether shows video when ID video character signal display switch control video shows
ID signal；
(4) serial data stream of step (3) is launched by data sending apparatus；
(5) it is reception first that data sink controls the 3rd node by the video selection display switch of the 3rd node
The vision signal of the Section Point that the vision signal of node is still received, or receive what first node was superimposed with Section Point
Serial video signal；When the vision signal of first node is received, the vision signal of first node is directly to be connect by the 3rd node
Receive or received by the 3rd node after Section Point again.
The data processing recovery module of (6) the 3rd nodes is processed to the data after reception, by the serial number for receiving
According to stream, source video sequence is judged through the ID video character signal in serial data stream, ID video character signal can remove, and obtain phase
The pure serial video data stream that answers；
(7) converting serial data streams are become parallel video data；
(8) by parallel video signal transmission to video display module, and show on video display module.
It is an advantage of the current invention that：
(1) in the present invention, the vision signal of first node is transmitted directly to the 3rd node, it is also possible to by Section Point this
Individual via node is transferred to the 3rd node, can so prevent when first node is broken down to the circuit of the 3rd node, the
Three nodes are still able to show the video of first node.
(2) present invention includes that character adding module and ID video character signal generating module, ID video character signal show
Show switch, obtain, confusion will not occur when so video is directly displayed on video display module from which camera.
(3) in the present invention, the operating voltage range of the system is 3-5V, and the power of the system is less than 50mW, first node and
Between Section Point, the distance between Section Point and the 3rd node are less than 12m, when between first node and the 3rd node
Distance is more than 12m and the distance of Section Point and the 3rd node is less than 12m, and Section Point can serve as relay station, so as to reality
Realize the transmission of video of first node to the 3rd node in the state of ultra low power now.
(4) also include in the present invention that video selects display switch, can control on video display module and show which regards
Frequency shows two-path video simultaneously, can improve definition when a wherein road video is shown.
Description of the drawings
Fig. 1 is present system general diagram；
Fig. 2 is the structural representation of video data front end processing device in the present invention；
Fig. 3 is the structural representation of data processing equipment in the present invention；
Fig. 4 is the structural representation of first node in the present invention, Section Point and the 3rd node.
Specific embodiment
Below embodiments of the invention are elaborated, the present embodiment is carried out under premised on technical solution of the present invention
Implement, detailed embodiment and specific operating process is given, but protection scope of the present invention is not limited to following enforcements
Example.
Embodiment one
A kind of low-power short distance Video transmission system, including video data front end processing device, data sending apparatus, number
According to reception device, data processing equipment, Data Frontend processing meanss are connected with data sending apparatus, and data sending apparatus include to send out
Antenna is penetrated, data sink includes the reception antenna mated with transmitting antenna, data processing equipment is connected with data sink
Connect；Video data front end processing device includes video data acquiring module, turns serial module parallel, video data acquiring module with
Turn serial module connection parallel.Data processing equipment includes that data processing recovery module, transformation from serial to parallel module, video show mould
Block, data processing recovery module, transformation from serial to parallel module, video display module are sequentially connected, data processing recovery module and number
Connect according to reception device, Transmission system includes first node 1, Section Point 2 and the 3rd node 3, Section Point 2 is relaying section
Point, first node 1 include camera, Data Frontend processing meanss data emitter, and camera processes dress with Data Frontend
Put connection.Section Point 2 includes camera, Data Frontend processing meanss, data sending apparatus data reception device, second section
The camera of point is connected with the data sending apparatus of Section Point.3rd node 3 includes that data sink data processes dress
Put, the data sink data processing meanss connection of the 3rd node.When under normal circumstances, the data of first node 1 are direct
The 3rd node 3 is transferred to, the data of Section Point are transmitted directly to the 3rd node, when the 3rd node can not receive first segment
During the signal of point, first node 1 is transferred to by Section Point 2 and then again the 3rd node 3.The vision signal of first node 1 is straight
Connect and be transferred to the 3rd node 3, it is also possible to the 3rd node 3 is transferred to by this via node of Section Point 2, can so be prevented
When first node 1 is broken down to the circuit of the 3rd node 3 or first node to the 3rd node distance long when, the 3rd
Node 3 is still able to show the video of first node 1.
Video data front end processing device also includes character adding module, ID video character signal generating module, ID video
Character signal display switch, character adding module are arranged on parallel and turn between serial module data transmitter module, ID video words
Symbol signal display switch is arranged between ID video character signal generating module and character adding module, and ID video symbol occurs mould
Block connects and transmits in character adding module ID video character signal to character adding module.ID video character signal shows out
Close whether control ID video character signal is shown on the video mated with the ID.So directly display on video display module
Obtain from which camera during video, confusion will not occur.
Optimize part, first node 1, Section Point 2 and 3 use level omnidirectional antenna of the 3rd node.The work of the system
Voltage range is 3-5V, and the power of the system is less than 50mW.First node 1 and Section Point 2, Section Point 2 and the 3rd node 3
The distance between all be less than 12m.The transmission of ultra low power video can be so realized, when first node 1 to Section three
When the distance of point 3 is less than 12m, first node 1 is to the 3rd node 3 for directly transmitting.
3rd node 3 also includes that video selects display switch, and video selects display switch control to receive regarding for first node 1
Frequency signal receives the vision signal of Section Point 2 or receives first node 1 and the vision signal after the superposition of Section Point 2.Can
With control video display module on show which video or while show two-path video, when display a wherein road video when can
To improve definition.
Embodiment two
Present invention also offers a kind of method using above-mentioned power short distance Video transmission system, its step is as follows：
(1) first node 1, the camera of Section Point 2 start, by first node 1 and the video data of Section Point 2
Acquisition module gathers vision signal.
(2) vision signal parallel data is converted to serial data stream by turning serial module parallel.
(3) there is module and character adding module by ID character signal in serial data, on the basis of serial data stream
Each road video ID character signal is added, and whether shows video when ID video character signal display switch control video shows
ID signal.
(4) serial data stream of step (3) is launched by data sending apparatus.
(5) data sink selects display switch to control the 3rd node 3 be reception the by the video of the 3rd node 3
The vision signal of the Section Point 2 that the vision signal of one node 1 is still received, or receive first node 1 and Section Point 2
The serial video signal of superposition；When the vision signal of first node 1 is received, the vision signal of first node 1 be directly by the
Three node 3 is received or by being received by the 3rd node 3 after Section Point 2 again.
The data processing recovery module of (6) the 3rd nodes 3 is processed to the data after reception, by the serial number for receiving
According to stream, source video sequence is judged through the ID video character signal in serial data stream, ID video character signal can remove, and obtain phase
The pure serial video data stream that answers.
(7) converting serial data streams are become parallel video data.
(8) by parallel video signal transmission to video display module, and show on video display module.
The preferred embodiment of the invention is these are only, not in order to limit the invention, all in the present invention
Any modification, equivalent and improvement that is made within the spirit and principle of creation etc., should be included in the guarantor of the invention
Within the scope of shield.
Claims (8)
1. a kind of low-power short distance Video transmission system, including video data front end processing device, data sending apparatus, data
Reception device, data processing equipment, the Data Frontend processing meanss are connected with data sending apparatus, the data sending apparatus
Including transmitting antenna, the data sink includes the reception antenna mated with transmitting antenna, the data processing equipment with
Data sink connects；The video data front end processing device includes video data acquiring module, turns serial module parallel,
The video data acquiring module with turn serial module parallel and be connected；Data processing equipment includes data processing recovery module, string
Row turn parallel modules, video display module, the data processing recovery module, transformation from serial to parallel module, video display module according to
Secondary connection, the data processing recovery module are connected with data sink, it is characterised in that the Transmission system includes first
Node, Section Point and the 3rd node, the Section Point are via node, and first node is included at camera, Data Frontend
Reason device data emitter, camera are connected with Data Frontend processing meanss, and Section Point includes camera, Data Frontend
Processing meanss, data sending apparatus data reception device, the camera of Section Point and the data sending apparatus of Section Point
Connection, the 3rd node include data sink data processing meanss, the data sink data of the 3rd node
Processing meanss connect；
When under normal circumstances, the data of the first node are transmitted directly to the 3rd node, and the data of Section Point are directly transmitted
To the 3rd node, when the 3rd node can not receive the signal of first node, the data of first node pass through Section Point again
It is transferred to the 3rd node.
2. a kind of low-power short distance Video transmission system according to claim 1, it is characterised in that the video data
Front end processing device also includes character adding module, ID video character signal generating module, and the character adding module is arranged on
Turn between serial module data transmitter module parallel, the ID video symbol occur module to connect to character adding module and to
ID video character signal is transmitted in character adding module.
3. a kind of low-power short distance Video transmission system according to claim 2, it is characterised in that also include ID video
Character signal display switch, the ID video character signal display switch are arranged on ID video character signal generating module and character
Between laminating module.
4. a kind of low-power short distance Video transmission system according to claim 1, it is characterised in that the first segment
Point, Section Point and the 3rd node use level omnidirectional antenna.
5. a kind of low-power short distance Video transmission system according to claim 1 and 2, it is characterised in that the system
Operating voltage range is 3-5V, and the power of the system is less than 50mW.
6. a kind of low-power short distance Video transmission system according to claim 1, it is characterised in that the 3rd node
Also include that video selects display switch, the video selects display switch to be arranged on the process of data sink data and goes back grand master pattern
Between block.
7. a kind of low-power short distance Video transmission system according to claim 1, it is characterised in that the first node
12m is all less than with the distance between Section Point, Section Point and the 3rd node.
8. a kind of method that usage right requires the power short distance Video transmission system described in 2-7 any one, its step is such as
Under：
(1) first node, the camera of Section Point start, by the video data acquiring module of first node and Section Point
Collection vision signal；
(2) vision signal parallel data is converted to serial data stream by turning serial module parallel；
(3) there is module and character adding module by ID character signal in serial data, add on the basis of serial data stream
Each road video ID character signal, and when ID video character signal display switch control video shows, whether show the ID letter of video
Number；
(4) serial data stream of step (3) is launched by data sending apparatus；
(5) it is to receive first node that data sink controls the 3rd node by the video selection display switch of the 3rd node
The vision signal of Section Point that still receives of vision signal, or receive the serial that first node is superimposed with Section Point
Vision signal；When the vision signal of first node is received, the vision signal of first node is directly to be received also by the 3rd node
It is to be received by the 3rd node after Section Point again.
The data processing recovery module of (6) the 3rd nodes is processed to the data after reception, by the serial data stream for receiving,
Source video sequence is judged through the ID video character signal in serial data stream, ID video character signal can remove, obtain corresponding
Pure serial video data stream；
(7) converting serial data streams are become parallel video data；
(8) by parallel video signal transmission to video display module, and show on video display module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611183729.2A CN106488196A (en) | 2016-12-20 | 2016-12-20 | A kind of low-power short distance Video transmission system and using method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611183729.2A CN106488196A (en) | 2016-12-20 | 2016-12-20 | A kind of low-power short distance Video transmission system and using method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106488196A true CN106488196A (en) | 2017-03-08 |
Family
ID=58285518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611183729.2A Withdrawn CN106488196A (en) | 2016-12-20 | 2016-12-20 | A kind of low-power short distance Video transmission system and using method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106488196A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107995529A (en) * | 2017-12-25 | 2018-05-04 | 威创集团股份有限公司 | Tandem processors fault handling method, system and device |
| CN108184100A (en) * | 2018-01-22 | 2018-06-19 | 中原工学院 | A kind of multipoint wireless Video transmission system |
-
2016
- 2016-12-20 CN CN201611183729.2A patent/CN106488196A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107995529A (en) * | 2017-12-25 | 2018-05-04 | 威创集团股份有限公司 | Tandem processors fault handling method, system and device |
| CN107995529B (en) * | 2017-12-25 | 2020-02-28 | 威创集团股份有限公司 | Cascade processor fault processing method, system and device |
| CN108184100A (en) * | 2018-01-22 | 2018-06-19 | 中原工学院 | A kind of multipoint wireless Video transmission system |
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Application publication date: 20170308 |
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| WW01 | Invention patent application withdrawn after publication |