Title:
COMPUTER AND VOICE PROCESSING METHOD
Document Type and Number:
Japanese Patent JP2022063080
Kind Code:
A
Abstract:
To extract voice of a speaker included in sound while suppressing the influence of noise by using the sound and an image.SOLUTION: A computer stores input sound acquired from a sound collection device and an input image acquired from an imaging device in a storage device, calculates a speaker characteristic amount showing characteristics of voice of a target person by using the input sound, extracts face area images including the face of the target person by using the input image, specifies an utterance period estimated to be a period in which the target person utters by using a plurality of face area images, and extracts estimated voice of the target person in the utterance period from the input sound by using the speaker characteristic amount and the utterance period.SELECTED DRAWING: Figure 3
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Inventors:
ITO KOICHIRO
Application Number:
JP2020171420A
Publication Date:
April 21, 2022
Filing Date:
October 09, 2020
Export Citation:
Assignee:
HITACHI LTD
International Classes:
G10L21/0272; G06T7/00; G10L15/04; G10L15/25; G10L17/00; G10L17/04
Attorney, Agent or Firm:
Fujio Patent Office