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.

Date of Patent:
Nov. 28, 2023

Filed:

Nov. 08, 2021
Applicant:

Samsung Display Co., Ltd., Yongin-si, KR;

Inventors:

Kyung Tea Park, Seoul, KR;

Hyun Dae Lee, Hwaseong-si, KR;

Kang Bin Jo, Suwon-si, KR;

Jong Hyun Lee, Suwon-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/03 (2006.01); G06V 40/13 (2022.01); G06F 3/044 (2006.01); G06F 3/041 (2006.01);
U.S. Cl.
CPC ...
G06F 3/04166 (2019.05); G06F 3/0443 (2019.05); G06F 3/0448 (2019.05); G06V 40/1306 (2022.01);
Abstract

A display device includes a display panel including a plurality of touch electrodes, a touch driving circuit electrically connected to the plurality of touch electrodes, and a fingerprint sensor device disposed on one surface of the display panel and including a plurality of unit blocks. The fingerprint sensor device includes a plurality of fingerprint scan lines extending in a first direction, a plurality of fingerprint sensing lines extending in a second direction crossing the first direction, a plurality of sensor pixels respectively connected to the plurality of fingerprint scan lines and the plurality of fingerprint sensing lines, and a fingerprint scan driver having a plurality of stages for applying a fingerprint scan signal to each of the plurality of fingerprint scan lines. The touch driving circuit applies a start signal to the fingerprint scan driver.


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