公开(公告)号：US20210397686A1

公开(公告)日：2021-12-23

申请号：US17290124

申请日：2019-10-30

Applicant: Huawei Technologies Co., Ltd.

Inventor： Yuanli Gan ,  Long Zhang ,  Kan Li ,  Jinjin Jie ,  Danqing Sun

IPC: G06F21/32 ,  G10L17/22 ,  G06F3/16 ,  H04B1/3827

Abstract: A method includes receiving a first audio signal when an electronic device is locked, where the first audio signal includes a first voice signal of a user, and the first voice signal includes a keyword for requesting the electronic device to perform a first operation, performing voiceprint recognition on the first audio signal to determine a score of the first audio signal, unlocking the electronic device and performing the first operation when the score is greater than or equal to a first threshold, prompting the user to perform security authentication in a manner other than a voice manner when the score is less than the first threshold and greater than a second threshold, and unlocking the electronic device and performing the first operation when the security authentication performed by the user succeeds.