TV背光源的两大难题：1、光的衰落；

TV backlight source of two problems: 1, light fading;

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分析了国内外几代典型的冷阴极荧光灯背光源的结构以及能量损耗情况。

Structure and energy consumption for several types of cold cathode fluorescent lamp backlight are analyzed.

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文章介绍了笔记本电脑用LED背光源的设计开发，分别从光学、电路、结构角度阐述了开发的过程。

The design and development of LED backlight used for notebook PC is introduced in this paper. The development process is elaborated separately from the standpoint of optical, circuit and structure.

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