US Patent 7575357 Backlight system and LCD using the same

Patent 7575357 was granted and assigned to AU Optronics on August, 2009 by the United States Patent and Trademark Office.

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Patent

Patent attributes

Current Assignee

AU Optronics

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

75753570

Patent Inventor Names

Meng-Chai Wu0

Chin-Kun Hsieh0

Date of Patent

August 18, 2009

Patent Application Number

111103420

Date Filed

April 19, 2005

Patent Primary Examiner

‌

Jason Moon Han

Patent abstract

A backlight system and an LCD using the same are provided. The present backlight system is equipped with a light-source driving module and several light sources of different optimum working temperature ranges. Hence, according to the environmental temperature, appropriate light source(s) will be driven by the light-source driving module to maintain a constant light output of the backlight system.

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