CPC G10L 25/51 (2013.01) [G10L 21/0208 (2013.01); H04R 1/406 (2013.01); H04R 3/005 (2013.01); H04R 2499/13 (2013.01)] | 8 Claims |
1. An apparatus for tiredness detection, the apparatus being configured to receive a signal from at least one microphone, to acquire a time characteristic of yawning actions in the signal, and to use an analysis of the time characteristic to detect or not detect a tiredness of the driver from a frequency of yawning, a yawn intensity and/or a temporal compression between successive yawning actions, wherein the apparatus is designed to analyze the signal by extracting paralinguistic traits, in particular a pitch characteristic, a continuity of a tonal characteristic and/or at least one spectral trait, the apparatus being designed to detect a chronological succession of audible inhalation and tonal exhalation in the time characteristic and to determine a result of the analysis on the basis of the chronological succession.
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