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:
Apr. 27, 2010
Filed:
Sep. 25, 2008
Yaojun Feng, Hong Kong, CN;
Danding Huang, Hong Kong, CN;
Kwan Wah NG, Hong Kong, CN;
Ying Liu, Hong Kong, CN;
Shou-lung Chen, Hong Kong, CN;
Cheng Jung Tsai, Hong Kong, CN;
Yaojun Feng, Hong Kong, CN;
Danding Huang, Hong Kong, CN;
Kwan Wah Ng, Hong Kong, CN;
Ying Liu, Hong Kong, CN;
Shou-Lung Chen, Hong Kong, CN;
Cheng Jung Tsai, Hong Kong, CN;
Abstract
A light guiding strip and a double-sided planar light apparatus are provided. According to one embodiment of the present invention, the double-sided planar light apparatus includes a plurality of light guiding strips, wherein the plurality of light guiding strips are positioned in a planar arrangement, each of the plurality of light guiding strips including a first plurality of light emitting surfaces disposed toward a first direction and a second plurality of light emitting surfaces disposed toward a second direction, each of the plurality of light guiding strips further including a first end and a second end configured to receive light, wherein the plurality of light guiding strips emit light from the first and second plurality of light emitting surfaces. Reflectors and light diffusion patterns on the light guiding strips provide control and independence over the two sides of the planar light apparatus.