Philips Brilliance 190S9 Electronic User's Manual page 95

Glossary
file:///G|/TEMP/PHILIPS/190S9 EDFU/lcd/manual/ENGLISH/190S9/glossary/glossary.htm（第 1／10 页）2008-5-24 9:56:42
Glossary
A B C D E F G H I J K L M N O P Q R S T U V
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
W X Y Z
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