Title:
INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, PROGRAM, AND RECORDING MEDIUM
Document Type and Number:
WIPO Patent Application WO/2023/074654
Kind Code:
A1
Abstract:
The present invention provides an information processing device which, even immediately after the information processing device is turned on, can determine a filter property for removing noise and can remove said noise. The information processing device comprises: a filter property calculation unit 30 for calculating, on the basis of sound that is picked up, a filter property for removing noise from the sound; a filter unit 20 for removing noise from the picked up sound on the basis of the filter property calculated by the filter property calculation unit 30; a sound pickup environment detection unit 50 for detecting the sound pickup environment of the sound on the basis of a sensor unit 40; and a filter control unit 60 for acquiring the sound pickup environment at the time of startup and for setting a filter property for the filter unit 20 on the basis of the sound pickup environment at the time of start up and a filter table in which a sound pickup environment and the filter property calculated by the filter property calculation unit 30 are associated.
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Inventors:
KAWAUCHI HIROTO (JP)
NAKAGAWA TAKESHI (JP)
NAKAGAWA TAKESHI (JP)
Application Number:
PCT/JP2022/039616
Publication Date:
May 04, 2023
Filing Date:
October 25, 2022
Export Citation:
Assignee:
PIONEER CORP (JP)
International Classes:
G10L21/0208; G10L15/20
Domestic Patent References:
| WO2016002358A1 | 2016-01-07 |
Foreign References:
| JP2006039447A | 2006-02-09 | |||
| JP2006039267A | 2006-02-09 | |||
| JP2016042132A | 2016-03-31 | |||
| JP2017138416A | 2017-08-10 | |||
| JP2018191145A | 2018-11-29 |
Attorney, Agent or Firm:
KATO, Seiji (JP)
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