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:
Jul. 27, 2021
Filed:
Apr. 03, 2020
Applicant:
Samsung Display Co., Ltd., Yongin-si, KR;
Inventors:
Go Eun Cha, Cheonan-si, KR;
Keum Dong Jung, Seoul, KR;
Suk Kim, Hwaseong-si, KR;
Soo Jung Lee, Suwon-si, KR;
Assignee:
Samsung Display Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/32 (2006.01); H01L 51/52 (2006.01); G06K 9/00 (2006.01);
U.S. Cl.
CPC ...
H01L 27/323 (2013.01); G06K 9/0004 (2013.01); H01L 27/3227 (2013.01); H01L 27/3234 (2013.01); H01L 27/3244 (2013.01); H01L 51/5246 (2013.01); H01L 51/5284 (2013.01); H01L 51/5293 (2013.01);
Abstract
A foldable display device includes: a first substrate, a first thin-film transistor layer on the first substrate, a light emitting element layer on the first thin-film transistor layer, and a fingerprint sensor layer to receive light reflected by an external object. The fingerprint sensor layer includes: a second substrate under the first substrate, a second thin-film transistor layer under the second substrate, and a light receiving element layer under the second thin-film transistor layer.