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:
Feb. 27, 2024
Filed:
Aug. 02, 2021
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
Kyo Won Ku, Seoul, KR;
Young Sik Kim, Yongin-si, KR;
Jung Hak Kim, Hwaseong-si, KR;
Jeong Heon Lee, Yongin-si, KR;
Hee Yeon Choi, Cheonan-si, KR;
Assignee:
SAMSUNG DISPLAY CO., LTD., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06V 40/13 (2022.01); G06F 21/32 (2013.01); H01L 27/146 (2006.01); G06F 21/84 (2013.01);
U.S. Cl.
CPC ...
G06V 40/1318 (2022.01); G06F 21/32 (2013.01); H01L 27/14623 (2013.01); G06F 21/84 (2013.01);
Abstract
A fingerprint sensor including: a substrate; a light sensing element that includes a sensing electrode disposed on the substrate, a semiconductor layer disposed on the sensing electrode, and a common electrode disposed on the semiconductor layer; a light-blocking conductive layer disposed on the common electrode and including light transmitting holes; and a light guide unit disposed on the light-blocking conductive layer.