公开(公告)号：US20220012449A1

公开(公告)日：2022-01-13

申请号：US17372942

申请日：2021-07-12

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yeolmin SEONG ,  Seongwook SONG ,  Kiup KIM ,  Yoonkyung CHOI

IPC: G06K9/00 ,  G06F3/041 ,  G06F21/32

Abstract: An electronic device includes a touch panel that includes a plurality of row touch lines and a plurality of column touch lines, a touch driver that controls the plurality of row touch lines and the plurality of column touch lines to obtain secondary biometrics including touch profile information, first indicator information, and second indicator information associated with a fingerprint of a user being in contact with the touch panel, in a fingerprint sensing mode of the electronic device, a fingerprint sensor that obtains fingerprint information about the fingerprint of the user, in the fingerprint sensing mode of the electronic device, an authentication module that performs a fingerprint matching operation and an anti-spoofing operation based on the fingerprint information and the secondary biometrics to output an authentication result, and an application processor that performs a security operation based on the authentication result.