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:
Mar. 29, 2022
Filed:
Jan. 25, 2021
Boe Technology Group Co., Ltd., Beijing, CN;
Yapeng Li, Beijing, CN;
Haisheng Wang, Beijing, CN;
Xiaoliang Ding, Beijing, CN;
Xueyou Cao, Beijing, CN;
Yangbing Li, Beijing, CN;
Yuanyuan Ma, Beijing, CN;
Wenjuan Wang, Beijing, CN;
Jiabin Wang, Beijing, CN;
BOE Technology Group Co., Ltd., Beijing, CN;
Abstract
A method for imaging a fingerprint under a screen, including: acquiring a finger pressing area formed by a finger pressing on the screen; determining a first light source and a second light source of the screen based on the finger pressing area, wherein arrangement directions of the first light source and the second light source are not perpendicular to a long axis of the finger pressing area; acquiring a first fingerprint image after the first light source is turned on, and a second fingerprint image after the second light source is turned on; and splicing the first fingerprint image and the second fingerprint image to acquire a target fingerprint image.