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:
Aug. 10, 2021
Filed:
Nov. 29, 2019
Applicant:
Beijing Xiaomi Mobile Software Co., Ltd., Beijing, CN;
Inventors:
Xiankun Hu, Beijing, CN;
Ju Tang, Beijing, CN;
Assignee:
BEIJING XIAOMI MOBILE SOFTWARE CO., LTD., Beijing, CN;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06K 9/00 (2006.01); G06F 3/041 (2006.01);
U.S. Cl.
CPC ...
G06K 9/00087 (2013.01); G06F 3/041 (2013.01); G06F 2203/04101 (2013.01);
Abstract
A method of determining a fingerprint collection region includes: determining a contact region according to a touch signal generated by a touch operation from a starting moment tof sensing the touch operation; determining a change rate of a feature parameter of the contact region; and determining the fingerprint collection region according to the contact region when the change rate is smaller than or equal to a preset change rate.