David leads the Hardware team at CNET, covering phones, wearables, laptops, TVs, streaming, future tech and more. We provide helpful, expert reviews, advice and videos on what to buy and how to get ...

LED显示屏其实本质上还是LCD显示屏，只是采用了LED背光的液晶电视，而大家口中的LCD显示屏，就是传统的液晶显示屏，采用的是CCFL背光。显示原理上是类似的，在这里我把采用这两种背光类型的液晶显示器都统称为LCD显示屏。 LCD显示屏的像素不能自发光，而OLED ...