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. 28, 2023
Filed:
Feb. 11, 2021
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
Soongyu Lee, Daegu, KR;
Jinwoo Kim, Hwaseong-si, KR;
Kyowon Ku, Seoul, KR;
Youngsik Kim, Yongin-si, KR;
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2022.01); G06V 40/12 (2022.01); H01L 27/32 (2006.01); G06V 40/50 (2022.01); G06V 40/13 (2022.01); G09G 5/00 (2006.01);
U.S. Cl.
CPC ...
G06V 40/1365 (2022.01); G06V 40/1306 (2022.01); G06V 40/50 (2022.01); G09G 5/00 (2013.01); H01L 27/3234 (2013.01);
Abstract
A display device includes: a display unit configured to display an image; a fingerprint sensing unit on one surface of the display unit and comprising fingerprint sensing pixels configured to sense a fingerprint; and a readout circuit configured to receive a fingerprint sensing signal from the fingerprint sensing pixels, wherein the readout circuit is configured to generate and output a normal fingerprint image and a dry fingerprint image, which correspond to the fingerprint sensing signal, during a fingerprint registration mode.