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. 04, 2014
Filed:
Nov. 10, 2011
Applicants:
Hyun-sik Kim, Daejeon, KR;
Jung-ho Park, Daejeon, KR;
Inventors:
Hyun-Sik Kim, Daejeon, KR;
Jung-Ho Park, Daejeon, KR;
Assignee:
LG Chem, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1337 (2006.01); G02B 27/22 (2006.01); G02B 5/20 (2006.01); G02B 27/26 (2006.01);
U.S. Cl.
CPC ...
G02B 27/22 (2013.01); G02B 5/201 (2013.01); G02B 27/2214 (2013.01); G02B 27/26 (2013.01);
Abstract
An optical filter for a stereoscopic display device separating left-view and right-view images includes a substrate, one or more alignment layers formed on the substrate in a predetermined pattern and each having partition wall parts on edges of each alignment layer, and one or more liquid crystal layers formed on the alignment layers, wherein a height of each of the partition wall parts is two to ten times greater than a thickness of a center part of each alignment layer.