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公开(公告)号：US20220092160A1
公开(公告)日：2022-03-24
申请号：US17457425
申请日：2021-12-02
Applicant: QUALCOMM Incorporated
Inventor： Meir AGASSY , Noam DAGAN , Gal ROTEM
Abstract: An apparatus and method for device security, wherein a fingerprint image is acquired on a touchscreen, and an authentication process is performed based on the first fingerprint image. Thereafter, a second fingerprint image is acquired and a difference between a characteristic of the first and second fingerprint images is determined, and based upon whether this difference is greater than a threshold, a second authentication process is performed.
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公开(公告)号：US20200302044A1
公开(公告)日：2020-09-24
申请号：US16899356
申请日：2020-06-11
Applicant: QUALCOMM Incorporated
Inventor： Meir AGASSY , Noam DAGAN , Gal ROTEM
Abstract: An apparatus and method for device security, wherein a fingerprint image is acquired on a touchscreen, and an authentication process is performed based on the first fingerprint image. Thereafter, a second fingerprint image is acquired and a difference between a characteristic of the first and second fingerprint images is determined, and based upon whether this difference is greater than a threshold, a second authentication process is performed.
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公开(公告)号：US20190130083A1
公开(公告)日：2019-05-02
申请号：US15798327
申请日：2017-10-30
Applicant: QUALCOMM Incorporated
Inventor： Meir AGASSY , Noam DAGAN , Gal ROTEM
IPC: G06F21/32 , G06K9/00 , G06F3/041 , G06F3/0488
Abstract: An apparatus and method for device security, wherein a fingerprint image is acquired on a touchscreen, and an authentication process is performed based on the first fingerprint image. Thereafter, a second fingerprint image is acquired and a difference between a characteristic of the first and second fingerprint images is determined, and based upon whether this difference is greater than a threshold, a second authentication process is performed.
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