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 PDF

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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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CN
China
Prior art keywords
data
video
node
module
section point
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
Application number
CN201611183729.2A
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Chinese (zh)
Inventor
王鹏
徐晓峰
刘阿龙
占生宝
王陈宁
盛国瑞
李伟
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Anqing Normal University
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Anqing Normal University
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Filing date
Publication date
Application filed by Anqing Normal University filed Critical Anqing Normal University
Priority to CN201611183729.2A priority Critical patent/CN106488196A/en
Publication of CN106488196A publication Critical patent/CN106488196A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/18Closed circuit television systems, i.e. systems in which the signal is not broadcast
    • H04N7/181Closed circuit television systems, i.e. systems in which the signal is not broadcast for receiving images from a plurality of remote sources
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L45/00Routing or path finding of packets in data switching networks
    • H04L45/22Alternate routing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/47End-user applications
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/47End-user applications
    • H04N21/488Data services, e.g. news ticker
    • H04N21/4884Data services, e.g. news ticker for displaying subtitles
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/222Studio circuitry; Studio devices; Studio equipment ; Cameras comprising an electronic image sensor, e.g. digital cameras, video cameras, TV cameras, video cameras, camcorders, webcams, camera modules for embedding in other devices, e.g. mobile phones, computers or vehicles
    • H04N5/262Studio 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
    • H04N5/278Subtitling

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

A kind of low-power short distance Video transmission system and using method
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.
CN201611183729.2A 2016-12-20 2016-12-20 A kind of low-power short distance Video transmission system and using method Pending CN106488196A (en)

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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

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CN106488196A true CN106488196A (en) 2017-03-08

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Cited By (2)

* Cited by examiner, † Cited by third party
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

Cited By (3)

* Cited by examiner, † Cited by third party
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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