Title:
AUDIO SIGNAL PROCESSING DEVICE, MOVING DEVICE, METHOD, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2020/003819
Kind Code:
A1
Abstract:
The present invention executes control of a sound field by controlling respective virtual sound source positions of ambient sound sources and a primary sound source, which are separated audio signals acquired from an input sound source, in accordance with the change of the speed or the traveling direction of an automobile. This audio signal processing device has: a speed information acquisition unit that acquires speed information of a moving device; a steering information acquisition unit that acquires steering information of the moving device; and an audio control unit that controls output sounds from speakers arranged at a plurality of different positions in the moving device. The audio control unit executes control of the sound field by controlling the virtual sound source positions of the ambient sound sources and the primary sound source, which are separated audio signals acquired from the input sound source in accordance with the speed information acquired by the speed information acquisition unit and the steering information acquired by the steering information acquisition unit.
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Inventors:
TANAKA TAKEHIKO (JP)
YOSHIDA DAISUKE (JP)
SHIRAISHI GORO (JP)
ICHIKAWA NOZOMI (JP)
YOSHIDA DAISUKE (JP)
SHIRAISHI GORO (JP)
ICHIKAWA NOZOMI (JP)
Application Number:
PCT/JP2019/020275
Publication Date:
January 02, 2020
Filing Date:
May 22, 2019
Export Citation:
Assignee:
SONY CORP (JP)
International Classes:
H04S7/00; B60R11/02
Domestic Patent References:
| WO2006006553A1 | 2006-01-19 |
Foreign References:
| JP2014127934A | 2014-07-07 | |||
| JP2016066912A | 2016-04-28 | |||
| JP2000235684A | 2000-08-29 | |||
| JP2014127935A | 2014-07-07 | |||
| US9749769B2 | 2017-08-29 |
Other References:
See also references of EP 3817405A4
Attorney, Agent or Firm:
MIYATA, Masaaki et al. (JP)
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