, LED display screen, and basic structure of a system

by:GKGD     2020-04-09
Decompose a LED display, carefully by following some elements in more complex synchronization video screen, for example (1) generally speaking, aluminum alloy metal structure framework of indoor screen Angle aluminum or aluminum square tube structure within the framework of display board etc, all kinds of circuit board and switch power supply, outside the borders using dark brown aluminum alloy square tube, stainless steel or aluminum alloy package, or sheet metal. Outdoor screen frame according to the screen size and bearing capacity for Angle or i-steel commonly, the casing outside the aluminum-plastic plate can be used for decoration. (2) the body of the display unit displays local, composed indoor screen light-emitting materials and drive circuit is a variety of specifications of the unit display board, outdoor screen is unit housing. (3) scan control panel is the function of the circuit board data buffer, compared various scanning signals, and gray level control signals. 【 LED display. (4) all sorts of 220 v alternating current into direct current switch power supply to provide all kinds of circuit. 5 twisted-pair cable master meter display data and various control signals by the twisted-pair cable transmission to the screen. 6. The main controller input RGB digital video signal buffer, gray level transformation, reorganize, and produce various kinds of control signals. All landowners dedicated graphics boards and multimedia card besides has the basic function of the computer display card line digital RGB signal output and at the same time, also, blanking signal to control apparatus, etc. Multimedia in addition to the above function can also be the input analog Video signal into digital RGB signals ( The video acquisition) Today the computer and external equipment is mainly used for video broadcast signal synchronization 【 LED display.
Over the years, has become very popular as more and more people are trying it out.
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