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:
Sep. 25, 2012
Filed:
Jan. 23, 2008
Kyung-hoon Cha, Yongin-si, KR;
Sergey Chestak, Suwon-si, KR;
Dae-sik Kim, Suwon-si, KR;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
A 2D/3D switchable image display device is provided. The device includes an image panel, a backlight unit arranged at the rear side of the image panel, and a lenticular lens sheet arranged between the image panel and the backlight unit. The backlight unit includes a plurality of segment light sources for a left eye vision range which emit a light for a left eye vision range, and a plurality of segment light sources for a right eye vision range which emit a light for a right eye vision range. The segment light sources for the left eye vision range and the segment light sources for the right eye vision range are alternately arranged to form a surface light source. The lenticular lens sheet includes a plurality of semi-cylindrical lenses arranged in a direction perpendicular to a viewing direction of both eyes of a viewer.