Cognitive-technology-based video data synthesis method
Patent Information
- Authority / Receiving Office
- CN Β· China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- BEIJING JIAOTONG UNIV
- Publication Date
- 2014-12-10
- Estimated Expiration
- Not applicable Β· inactive patent
Smart Images
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Abstract
Description
Technical field
[0001] The invention belongs to the field of fault diagnosis systems for automation systems, and particularly relates to a video data synthesis method based on signal detection technology. Background technique
[0002] The basic principle of video overlay is to switch between the original video information and the overlay information by controlling the high-speed analog switch. According to the scanning timing of the TV system, the character dot matrix data is switched on the pixel point of the display character. In this way, it is realized on the video signal. Superimpose characters. The character dot matrix data is generated by the graphic dot matrix information sent to it by the single-chip microcomputer through the PC. The single-chip computer and the PC communicate through the serial port. With the support of the PC, the character content can be modified online and updated in real time, and the display content The position is controlled in real time.
[0003] ...