the user being prompted to utter a password or a predefined phrase

Full Title

Speaker identification or verification techniques > Interactive procedures; Man-machine interfaces > the user being prompted to utter a password or a predefined phrase

Classification Context

Section:

PHYSICS

Class:

MUSICAL INSTRUMENTS; ACOUSTICS

Subclass:

SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING