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:
Oct. 08, 2019
Filed:
Feb. 02, 2017
Applicant:
Silicon Display Technology, Yongin, KR;
Inventors:
Assignee:
SILICON DISPLAY TECHNOLOGY, Yongin-si, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 9/00 (2006.01); G06K 9/00 (2006.01);
U.S. Cl.
CPC ...
G06K 9/0004 (2013.01); G06K 9/00053 (2013.01); G06K 9/00087 (2013.01);
Abstract
An optical fingerprint recognition sensor may improve internal light utilization efficiency and includes: a glass substrate; a protection layer that is positioned on the glass substrate; an active layer that is positioned above the glass substrate and in the protection layer; and a functional layer that is positioned in the protection layer and on the active layer and that includes a first transparent oxide layer and a first metal layer that are sequentially stacked.