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:
Jun. 17, 2008
Filed:
Dec. 23, 2004
Charles Leu, Fremont, CA (US);
Ching-yen Lee, Tu-Cheng, TW;
Ga-lane Chen, Fremont, CA (US);
Tai-cherng Yu, Tu-Cheng, TW;
Jhy-chain Lin, Tu-Cheng, TW;
Charles Leu, Fremont, CA (US);
Ching-Yen Lee, Tu-Cheng, TW;
Ga-Lane Chen, Fremont, CA (US);
Tai-Cherng Yu, Tu-Cheng, TW;
Jhy-Chain Lin, Tu-Cheng, TW;
Hon Hai Precision Industry Co., Ltd., Tu-Cheng, Taipei Hsien, TW;
Abstract
A backlight system has a light guide plate. The light guide plate includes a transparent plate having a light incidence surface and an opposite light emitting surface, and a light transmittance enhancement layer. The light transmittance enhancement layer is provided on either or both of the light emitting surface and the light incidence surface, and is made of silicon dioxide or magnesium fluoride. The thickness of the light transmittance enhancement layer is in the range from 58˜69 nanometers.