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. 06, 2022
Filed:
Sep. 28, 2021
Applicant:
AU Optronics Corporation, Hsinchu, TW;
Inventors:
Hao-Shiun Yang, Hsinchu, TW;
Jian-Fu Chen, Hsinchu, TW;
Chien-Chi Chen, Hsinchu, TW;
Shang-Chiang Lin, Hsinchu, TW;
Assignee:
AU Optronics Corporation, Hsinchu, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/137 (2006.01); G02F 1/1335 (2006.01); G02F 1/13363 (2006.01);
U.S. Cl.
CPC ...
G02F 1/13718 (2013.01); G02F 1/133514 (2013.01); G02F 1/133531 (2021.01); G02F 1/133536 (2013.01); G02F 1/133638 (2021.01);
Abstract
A cholesteric liquid crystal display includes a cholesteric liquid crystal device, a color filter element, a first quarter-wave plate, and a light recovery structure. The cholesteric liquid crystal device includes a cholesteric liquid crystal. The color filter element and the first quarter-wave plate overlap the cholesteric liquid crystal device. The first quarter-wave plate and the color filter element are located between the cholesteric liquid crystal and the light recovery structure.