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:
Jan. 24, 2012
Filed:
Aug. 17, 2009
Haijun Liu, Beijing, CN;
Dae Keun Yoon, Beijing, CN;
Haijun Liu, Beijing, CN;
Dae Keun Yoon, Beijing, CN;
Beijing BOE Optoelectronics Technology Co., Ltd., Beijing, CN;
Abstract
A light guide device is provided in an embodiment of the invention. The light guide device comprises a light guide plate and a light source provided on a side surface of the light guide plate. A light guide strip is provided on a side surface of the light guide plate intersecting with the side surface provided with the light source. A side surface of the light guide strip facing the light guide plate is a light exit surface of the light guide strip, a side surface of the light guide strip opposite to the light exit surface is a reflective surface of the light guide strip, and an end surface of the light guide strip adjacent to the light source is a light entrance surface of the light guide strip.