Audio processing apparatus and audio processing method

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United States of America Patent

PATENT NO 10622008
APP PUB NO 20170040030A1
SERIAL NO

15193481

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Abstract

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An audio processing apparatus includes a first-section detection unit configured to detect a first section that is a section in which the power of a spatial spectrum in a sound source direction is higher than a predetermined amount of power on the basis of an audio signal of a plurality of channels, a speech state determination unit configured to determine a speech state on the basis of an audio signal within the first section, a likelihood calculation unit configured to calculate a first likelihood that a type of sound source according to an audio signal within the first section is voice and a second likelihood that the type of sound source is non-voice, and a second-section detection unit configured to determine whether or not a second section in which power is higher than average the power of a speech section is a voice section on the basis of the first likelihood and the second likelihood within the second section.

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Patent Owner(s)

  • HONDA MOTOR CO. LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nakadai, Kazuhiro Wako, JP 109 1974
Nakamura, Keisuke Wako, JP 197 1001

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