Image-displaying control circuit of a scan-backlight LCD
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United States of America Patent
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N/A
Issued Date -
Nov 22, 2007
app pub date -
May 22, 2006
filing date -
May 22, 2006
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
An image-displaying control circuit used in a scan-backlight LCD is disclosed. The image-displaying control circuit comprises a driver control circuit, a plurality of gate driver groups, a backlight control circuit and a plurality of backlight driver groups. Each of the gate driver groups is used to drive one of the display blocks, and the driver control circuit outputs a gate sequence signal to the gate driver groups. The gate drive groups can respectively drive the display blocks in a driving sequence according to the gate sequence signal. The backlight driver groups controlled by the backlight control circuit are respectively used to turn on one of the backlight blocks, and the driver control circuit outputs a backlight sequence signal to the backlight control circuit. Then, the backlight control circuit can control the backlight driver groups to respectively turn on the backlight blocks in the same driving sequence as the display blocks.
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