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. 11, 2018
Filed:
Apr. 09, 2015
Applicant:
Samsung Display Co., Ltd., Yongin, Gyeonggi-do, KR;
Inventors:
Hee Wook Do, Cheonan-si, KR;
Seon-Ah Cho, Busan, KR;
Assignee:
SAMSUNG DISPLAY CO., LTD., Yongin, Gyeonggi-Do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/13363 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02F 1/13363 (2013.01); G02F 1/133528 (2013.01); G02F 2001/133531 (2013.01); G02F 2413/08 (2013.01);
Abstract
A liquid crystal display includes a liquid crystal display panel having a first substrate and a second substrate. An upper polarizer is disposed on an outer surface of the first substrate. A viewing angle control film is disposed on the upper polarizer. The viewing angle control film includes a polarizing layer having a transmission axis substantially parallel to a transmission axis of the upper polarizer and a phase retardation layer including a birefringence material having an optical axis with a poloidal angle of about 40 degrees to about 75 degrees.