Abstract
In the information age, has become the people through the propaganda medium to gain the information one main method. In in many types propaganda media, entire colored, the high resolution LED large screen electron display monitor has the color to be rich, brightness Gao Qieke adjusts, can carry on the emergency broadcast and the picture edition and so on the prominent characteristic, is playing the role which cannot be substituted but the video frequency demonstration technology is essential technology. How understood the demonstrationprinciple and controlled the goal which our this topic had to solve.
This paper designed one kind of quite simple display control system, has solved the chart article screen Chinese character demonstration principle, the display monitor display control principle, and how turned into the demonstration data through the control rotary-inversion the electricity frequency signal to demonstrate. Uses this technology to be possible to enable us the further understanding different color display monitor manufacture principle.