Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
César Alonso0
John Paul Lesso0
Date of Patent
November 2, 2021
0Patent Application Number
202007270
Date Filed
July 27, 2020
0Patent Citations Received
Patent abstract
A method of detecting a replay attack on a voice biometrics system comprises: receiving an audio signal representing speech; detecting a magnetic field; determining if there is a correlation between the audio signal and the magnetic field; and if there is a correlation between the audio signal and the magnetic field, determining that the audio signal may result from a replay attack.
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