Early full color LED display and modern - what are the changes Full color LED screen - knowledge

by:Xinyao LCD     2020-04-21
We all know full-color LED display is a kind of LED display, color is rich. By the three primary colors ( Red, green, blue) Display unit of red, green, and blue gray level 256, all 16777216 colors, make electronic screen shows rich colors, high saturation, high resolution, high frequency of dynamic images displayed. Early full-color LED display are in a small Angle, low brightness and uneven, such problems as low resolution, quality is not stable. Modern full-color LED display technology is to wide Angle, high brightness, high definition, high quality, high reliability and so on high performance direction. Since the 1990 s, full-color LED display was developed, with the rapid development of semiconductor technology and electronic technology to gradually mature. Is a concentration of photoelectric technology, computer technology, digital processing technology and other technology as one of the high-tech products. It USES the high quality red, green, blue three colors semiconductor light-emitting devices, 领导) Of colored light pixels by the special mass of very large scale integrated circuit and display circuit, the full color TV signal and computer through digital signal processing, in just a few square meters to thousands of square meters of large screen display color images and text information of large display system equipment. In recent years, indoor and outdoor full-color LED display screen is widely used in transportation hub, stock exchange, large-scale theatrical performances, trade fair and other large-scale public places; In major cities in the world square, the important station, the traffic arteries are to establish advertising screens, it gives full color LED display in the field of advertising has brought a broader market. Building lighting decoration and LED display technology mutual penetration, the city at night dressed up colorful. Modern full-color LED display is a giant large color TV, and a large color computer terminal, and configuration of the audio has become a powerful tool of multimedia information dissemination. Brings people the enjoyment on the vision. Full-color LED display large color screen can make hundreds of thousands of people to watch at the same time, great rendering. These characteristics make full color LED display in television, newspapers, magazines, radio and the Internet and other major media, in the era of information technology in today's rapid development, is playing a more and more significant role.
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