The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 18, 2009
Filed:
Apr. 19, 2005
Applicants:
Meng-chai Wu, Hsin-Chu, TW;
Chin-kun Hsieh, Hsinchu, TW;
Inventors:
Meng-Chai Wu, Hsin-Chu, TW;
Chin-Kun Hsieh, Hsinchu, TW;
Assignee:
AU Optronics Corporation, , TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 7/04 (2006.01);
U.S. Cl.
CPC ...
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.
Wu, Meng-Chai. (2009). Backlight system and lcd using the same (U.S. Patent No. 7575357). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7575357
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile