Philips 240BW9 Glossary, A B C D E F G H I J K L M N O P Q R S T U V W X Y Z, Active matrix

Glossary

Glossary

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

A

Active matrix

This is a kind of liquid crystal display structure in which switching transistors are attached to each pixel to control the on/off voltage. It produces a brighter and sharper display with a broader viewing angle than a passive matrix display. Also refer to TFT (thin film transistor).

Amorphous silicon (a-Si)

A semiconductor material that is used to make the thin film transistors (TFTs) layer of an active matrix LCD.

Aspect ratio

The width-to-height ratio of the active area of a display. In general, most monitors have an aspect ratio of 4:3. Wide monitors or TVs have an aspect ratio of 16:9 or 16:10.

B

Backlight

file:///E/LCD%20Monitor%20OEM/Philips/240BW9/240BW9-EDFU/lcd/manual/ENGLISH/240BW9/glossary/glossary.htm 第 1 頁 / 共 10 [97/7/18 下午 05:10:28]