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:
Dec. 07, 2021
Filed:
Sep. 01, 2020
Shenzhen Goodix Technology Co., Ltd., Shenzhen, CN;
Weitian Xu, Shenzhen, CN;
Shengbin Zhang, Shenzhen, CN;
SHENZHEN GOODIX TECHNOLOGY CO., LTD., Shenzhen, CN;
Abstract
Provided are an optical fingerprint apparatus and an electronic device, applied to an electronic device having a display screen, where the optical fingerprint apparatus is configured to be disposed under the display screen, and the optical fingerprint apparatus includes: an optical fingerprint chip, where the optical fingerprint chip is configured to receive a fingerprint light signal returned from a finger above the display screen, and the fingerprint light signal is used to obtain a fingerprint image of the finger; and a light blocking layer formed on an upper surface of an edge region of the optical fingerprint chip, where the light blocking layer partially blocks the edge region of the optical fingerprint chip and does not block a sensing region of the optical fingerprint chip, and the light blocking layer is configured to block interference light entering the sensing region from the edge region of the optical fingerprint chip.