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:
Jul. 03, 2012
Filed:
Jan. 14, 2009
Chih-chiang Chao, Taipei, TW;
Po-ling Shiao, Hsinchu, TW;
Yu-tsan Tseng, Taoyuan County, TW;
Mei-chun Lai, Miaoli County, TW;
Chih-Chiang Chao, Taipei, TW;
Po-Ling Shiao, Hsinchu, TW;
Yu-Tsan Tseng, Taoyuan County, TW;
Mei-Chun Lai, Miaoli County, TW;
Industrial Technology Research Institute, Hsinchu, TW;
Abstract
An Illuminant module includes an optical film and a light source array. The optical array includes a plurality of concave surfaces and a plurality of convex surfaces alternatively arranged along at least one direction, wherein each concave surface has a concave surface width along the at least one direction, and each convex surface has a convex surface width along the at least one direction. The light source array includes a plurality of light emitting diodes, wherein the concave surface width is not equal to the convex surface width, and the light from the light source array penetrates the optical film.