This article mainly discusses the change of the incandescent lamp display screen into LED gray-scale screen, which displays both digital information and analogue pictures.

本文主要论述了如何将老式白炽灯显示屏改造成，既可以显示数字信息，又可以显示模拟图像信息的LED灰度屏的设计方案。

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The incandescent lamp was introduced into people's life through its first display in a World's Fair.

白炽灯是通过世博会的展示才被普及使用的。

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The incandescent lamp was introduced into people's life through its first display in a

白炽灯是通过世博会的展示才被普及使用的。

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Not to be left out from the CES announcements, the DV8000 also has some new tricks: the Windows Media Center Edition operating system is an available option, as is HP's Ultra BrightView display technology, which adds a second lamp over the standard 17-inch BrightView LCD.

ENGADGET: HP updates Pavilion DV1000, DV8000 and adds DV5000 notebook

The other display on hand was monochrome with a backlight that flickered on and off as a generic desk lamp shone directly onto it.

ENGADGET: Hitachi's MEMS display: big aspirations in a little prototype