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:
May. 11, 2021
Filed:
Nov. 30, 2017
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Min Soo Song, Daejeon, KR;
Jae Jin Kim, Daejeon, KR;
Dae Han Seo, Daejeon, KR;
Sang Choll Han, Daejeon, KR;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01); G02B 5/18 (2006.01); G02B 5/32 (2006.01); G06F 3/0346 (2013.01); G06F 3/042 (2006.01); G06K 9/20 (2006.01); G02B 5/02 (2006.01); G01L 1/00 (2006.01); G02B 6/00 (2006.01); G02B 27/42 (2006.01); G06F 3/0484 (2013.01); G06F 3/0485 (2013.01);
U.S. Cl.
CPC ...
G06K 9/0004 (2013.01); G01L 1/00 (2013.01); G02B 5/0252 (2013.01); G02B 5/0289 (2013.01); G02B 5/18 (2013.01); G02B 5/32 (2013.01); G02B 6/00 (2013.01); G02B 27/4233 (2013.01); G06F 3/0346 (2013.01); G06F 3/042 (2013.01); G06K 9/00 (2013.01); G06K 9/00046 (2013.01); G06K 9/2027 (2013.01); G06F 3/0485 (2013.01); G06F 3/04845 (2013.01); G06F 2203/04104 (2013.01); G06F 2203/04105 (2013.01);
Abstract
A sheet for optical fingerprint recognition or input, and a device including such a sheet. The sheet can detect fingerprint information having high contrast with a simple structure and can be applied to a large area display device to recognize a plurality of fingerprint patterns without being influenced by each other.