49.4: High Power Dimming Control for a Large Area LCD Backlight

Bong‐Soo Kim,June-Gill Kang,Sung-Moon Hong,Sang-Beom Kim,Mi-Ryung Cho,Dea‐Heung Lee,Eun Ha Choi,Guangsup Cho

49.4: High Power Dimming Control for a Large Area LCD Backlight

2003

Bong‐Soo Kim
June-Gill Kang
Sung-Moon Hong
Sang-Beom Kim
Mi-Ryung Cho
Dea‐Heung Lee
Eun Ha Choi
Guangsup Cho

A new method of high voltage dimming control is proposed and tested for the multi-lamps backlight of a high power system. Direct switching without a feedback circuit at the lamp-load lines controls the lamp current for high power dimming.

Keywords:

Backlight
High voltage
Electric power system
Electronic engineering
Computer science
Electrical engineering
Materials science
lamp current

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