Patent №
US 9,767,266
Granted
2017-09-19
Filed 2013
Owner
THE MITRE CORPORATION
Lab
—
AI components
1
speech
Assignment
Recorded
Dataset
AIPD
2023_r1 edition
Application
14136664
Disclosed herein are system, method, and computer program product embodiments for authentication of users of electronic devices by voice biometrics. An embodiment operates by comparing a power spectrum and/or an amplitude spectrum within a frequency range of an audio signal to a criterion, and determining that the audio signal is one of a live audio signal or a playback audio signal based on the comparison.
AI classification
Ownership
THE MITRE CORPORATION
assignment · 318310683
Assignors
HU, QIAN, MELACHRINOUDIS, STELIOS, KRAUNELIS, JOSHUA, BOYKIN, STANLEY, COARR, MATTHEW
On an employer assignment, the assignors are typically the inventors.