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. 14, 2021
Filed:
Dec. 14, 2019
Shenzhen Goodix Technology Co., Ltd., Shenzhen, CN;
SHENZHEN GOODIX TECHNOLOGY CO., LTD., Shenzhen, CN;
Abstract
A fingerprint identification apparatus and an electronic device applicable to an electronic device having a display screen, including: an optical function layer, disposed between the display screen and a middle frame of the electronic device, wherein the optical function layer includes a quarter-wave plate and a polarizer, and the polarizer is disposed under the quarter-wave plate; and an optical fingerprint module, disposed under the optical function layer, and configured to receive a fingerprint optical signal transmitted through the quarter-wave plate and the polarizer, wherein the fingerprint detecting signal is used for detecting fingerprint information of a finger.