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.

Date of Patent:
Oct. 14, 2014

Filed:

Dec. 02, 2010
Applicants:

Sung-woo Kim, Gyeonggi-do, KR;

Seung-chul Lee, Gyeonggi-do, KR;

Inventors:

Sung-Woo Kim, Gyeonggi-do, KR;

Seung-Chul Lee, Gyeonggi-do, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 13/02 (2006.01); G02F 1/1335 (2006.01); H04N 13/04 (2006.01); G02F 1/29 (2006.01);
U.S. Cl.
CPC ...
G01F 1/134309 (2013.01); H04N 13/0452 (2013.01); G01F 2001/134381 (2013.01); G02F 2001/294 (2013.01); G02F 2203/24 (2013.01); H04N 13/0404 (2013.01);
Abstract

An electric field driven liquid crystal lens including a first substrate and a second substrate arranged opposite each other, a first plurality of split electrodes formed on the first substrate, each of the first plurality of split electrodes corresponding to one of a plurality of lens regions, a second plurality of split electrodes formed on the first plurality of split electrodes, each of the second plurality of split electrodes corresponding to one of the plurality of lens regions, a second electrode formed over an entire first surface of the second substrate, a first alignment film formed over an entire surface of the first substrate including the first and second plurality of split electrodes, the first alignment film having a first rubbing direction, a liquid crystal layer disposed between the first substrate and the second substrate, and a polarizer plate formed on a second surface of the second substrate, the polarizer plate having a transmission axis that is in a range of ±10 degrees from the first rubbing direction.


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