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Home › Apparatus and method of employing combined switching and PWM dimming signals to control brightness of cold cathode fluorescent lamps used to backlight liquid crystal displays

Apparatus and method of employing combined switching and PWM dimming signals to control brightness of cold cathode fluorescent lamps used to backlight liquid crystal displays

US Patent 7835164 · Granted Nov 16, 2010

Estimated economic value: $10,034,000 ⓘ

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