Sound recognition apparatus, sound recognition method, and non-transitory computer readable medium storing program

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United States of America Patent

PATENT NO 11838731
APP PUB NO 20220150622A1
SERIAL NO

17440336

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Abstract

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A sound recognition apparatus (100) includes at least two microphones (1) that detect a surrounding sound, an attitude detection unit (4) that detects attitudes of the microphones (1), a self-position estimation unit (52) that estimates positions of the microphones (1) based on the attitudes of the microphones (1) and a signal of the sound detected by the microphone (1), a sound source estimation unit (53) that estimates a direction of the sound source (200) of the sound based on the attitudes of the microphones (1) and the signal of the sound detected by the microphone (1), and a sound environment mapping unit (54) that creates a sound environment map based on the positions of the microphones (1) and the direction of the sound source (200), the sound environment map displaying at least a position of the sound source (200).

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Patent Owner(s)

Patent OwnerAddress
NEC CORPORATIONTOKYO 108-8001

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Sendoda, Mitsuru Tokyo, JP 9 43

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