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.:

US 11790690 B1

Date of Patent:

Oct. 17, 2023

Filed:

Nov. 21, 2022

Fingerprint recognition device, fingerprint recognition method and method of generating moire pattern image

Applicant:

Novatek Microelectronics Corp., Hsin-Chu, TW;

Inventors:

Jung-Chen Chung, Hsinchu County, TW;

Shu-Fang Wang, Hsinchu, TW;

Assignee:

NOVATEK Microelectronics Corp., Hsin-Chu, TW;

Attorney:

Winston Hsu

Primary Examiner:

Lixi C Simpson

Int. Cl.

CPC ...

G06V 40/13 (2022.01); G06V 40/12 (2022.01); G06V 10/22 (2022.01); G06V 10/145 (2022.01);

U.S. Cl.

CPC ...

G06V 40/1318 (2022.01); G06V 10/145 (2022.01); G06V 10/235 (2022.01); G06V 40/1347 (2022.01);

Abstract

A fingerprint recognition device is provided. The fingerprint recognition device includes a fingerprint sensing circuit and an image processing circuit. The fingerprint sensing circuit is configured to perform a first fingerprint sensing operation to obtain a first fingerprint image. The image processing circuit is coupled to the fingerprint sensing circuit and configured to generate a de-moire fingerprint image according to a moire pattern image and the first fingerprint image and perform a fingerprint recognition process according to the de-moire fingerprint image.

Find Patent Forward Citations

Chung, Jung-Chen. (2023). Fingerprint recognition device, fingerprint recognition method and method of generating moire pattern image (U.S. Patent No. 11790690). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11790690

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