This article gives the implementation and the structure of CCTV displaysystem, introduces the application of multimedia display boards in TVdisplaysystem.
介绍了闭路电视显示系统的组成和实现方法，叙述了多媒体显示屏在电视显示系统中的应用。
2
LCD TV panels of light transmittance is very low, to produce TV backlight brightness the display needed will need to provide adequate light intensity, and backlight system needs to consume more power.
Set Top Box (STB) receives and transforms digital TV signals into the signals which analog TV sets can display. It's an important transition product of DTV System.