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.:

US 9213193 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 15, 2015

Filed:

Mar. 13, 2013
Applicant:

Semiconductor Energy Laboratory Co., Ltd., Atsugi-shi, Kanagawa-ken, JP;

Inventors:

Shunpei Yamazaki, Tokyo, JP;

Takeshi Nishi, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/1343 (2006.01); G02F 1/133 (2006.01); G02F 1/1345 (2006.01); G02F 1/1333 (2006.01); G02F 1/136 (2006.01); G02F 1/13363 (2006.01); G02F 1/139 (2006.01);
U.S. Cl.
CPC ...
G02F 1/13306 (2013.01); G02F 1/13454 (2013.01); G02F 1/134363 (2013.01); G02F 1/1393 (2013.01); G02F 1/13363 (2013.01); G02F 2203/02 (2013.01);
Abstract

There is disclosed a lightweight and small liquid crystal display which achieves low power consumption and in which the optical anisotropy of the liquid crystal material is compensated for in order to enhance the viewing angle characteristics and the response speed of the liquid crystal material. Display electrodes and a common electrode are formed on one of the substrates. The orientation of the liquid crystal material is of the HAN (hybrid alignment nematic) type. This compensates for the optical anisotropy of the liquid crystal material and improves the response speed.


Find Patent Forward Citations

Yamazaki, Shunpei. (2015). Liquid crystal display and method of driving (U.S. Patent No. 9213193). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9213193

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