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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 12347227 B1

PDFFull Text
Date of Patent:
Jul. 01, 2025

Filed:

May. 13, 2022

Palm print recognition method, method for training feature extraction model, comprising obtaining sample hand images for user identifiers, calling feature extraction model to extract palm print features, and adjust the feature extraction model according to the sample palm print features

Applicant:

Tencent Technology (Shenzhen) Company Limited, Shenzhen, CN;

Inventors:

Ruixin Zhang, Shenzhen, CN;

Jilin Li, Shenzhen, CN;

Shaoxin Li, Shenzhen, CN;

Yuge Huang, Shenzhen, CN;

Yingyi Zhang, Shenzhen, CN;

Lei Shen, Shenzhen, CN;

Feiyue Huang, Shenzhen, CN;

Assignee:

Tencent Technology (Shenzhen) Company Limited, Shenzhen, CN;

Attorney:

Crowell & Moring LLP

Primary Examiner:

Chad Dickerson

Int. Cl.
CPC ...
G06V 40/12 (2022.01); G06T 5/50 (2006.01); G06N 20/00 (2019.01);
U.S. Cl.
CPC ...
G06V 40/1347 (2022.01); G06T 5/50 (2013.01); G06V 40/1335 (2022.01); G06T 2207/20081 (2013.01); G06T 2207/20221 (2013.01);
Abstract

Embodiments of this application disclose a palm print recognition method, a method for training a feature extraction model, a device, and a storage medium, and belong to the field of computer technologies. The method includes: obtaining sample hand images for each of a plurality of sample user identifiers, at least two of the sample hand images associated with the each of the plurality of sample user identifier being acquired from image acquisition devices having different image acquisition characteristics; calling a feature extraction model to extract sample palm print features of the plurality of sample user identifiers; and adjusting the feature extraction model according to the sample palm print features of the plurality of sample user identifiers.

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Zhang, Ruixin. (2025). Palm print recognition method, method for training feature extraction model, comprising obtaining sample hand images for user identifiers, calling feature extraction model to extract palm print features, and adjust the feature extraction model according to the sample palm print features (U.S. Patent No. 12347227). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12347227

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