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:
Nov. 06, 2012
Filed:
Mar. 01, 2011
Tzeng-ke Shiau, Hsin-Chu, TW;
Ching-shiang LI, Hsin-Chu, TW;
Wei-chung Chao, Hsin-Chu, TW;
Chao-hung Weng, Hsin-Chu, TW;
Tzeng-Ke Shiau, Hsin-Chu, TW;
Ching-Shiang Li, Hsin-Chu, TW;
Wei-Chung Chao, Hsin-Chu, TW;
Chao-Hung Weng, Hsin-Chu, TW;
Coretronic Corporation, Hsin-Chu, TW;
Abstract
A beam splitting film including a light transmissive plate and a plurality of strip protrusion groups is provided. The light transmissive plate has a first surface and a second surface. The strip protrusion groups are disposed on the second surface. Each of the strip protrusion groups includes a first strip protrusion and a second strip protrusion. The first strip protrusion has a first strip surface and a second strip surface inclined relative to the second surface. The second strip protrusion has a third strip surface and a fourth strip surface inclined relative to the second surface. An average slope of the first strip surface is not equal to an average slope of the third strip surface. An average slope of the second strip surface is not equal to an average slope of the fourth strip surface. A backlight module and a stereo display apparatus are also provided.