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:
Jan. 26, 2021
Filed:
Oct. 18, 2018
Applicant:
Liqxtal Technology Inc., Tainan, TW;
Inventors:
Chih-Chan Lin, Tainan, TW;
Yu-Ching Chen, Tainan, TW;
Assignee:
LIQXTAL TECHNOLOGY INC., Tainan, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1339 (2006.01); G02F 1/1337 (2006.01); G02F 1/01 (2006.01);
U.S. Cl.
CPC ...
G02F 1/13394 (2013.01); G02F 1/0107 (2013.01); G02F 1/133784 (2013.01); G02F 2001/13396 (2013.01); G02F 2001/133738 (2013.01);
Abstract
A liquid crystal phase modulation device includes a first substrate, a second substrate, a liquid crystal layer, and plural spacers. The second substrate is opposite to the first substrate. The first substrate has a first electrode layer, and the second substrate has a second electrode layer. The liquid crystal layer is between the first substrate and the second substrate. The spacers are between the first substrate and the second substrate.