Title:
INFORMATION PROCESSING SYSTEM, KEYBOARD INSTRUMENT, INFORMATION PROCESSING METHOD, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2021/100679
Kind Code:
A1
Abstract:
This information processing system is equipped with: an operation detection unit that detects an operation of a user in relation to each of a plurality of operators corresponding to different pitches; and an operation analysis unit that specifies a chord corresponding to a combination of two or more operators, among the plurality of operators, for which an operation was detected, the chord including a root that is set in accordance with the operation amount or operation strength for each of the two or more operators.
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Inventors:
MARUYAMA TSUYOSHI (JP)
Application Number:
PCT/JP2020/042703
Publication Date:
May 27, 2021
Filing Date:
November 17, 2020
Export Citation:
Assignee:
YAMAHA CORP (JP)
International Classes:
G10G3/04; G10H1/38
Foreign References:
| JP2009282464A | 2009-12-03 | |||
| JP2017215520A | 2017-12-07 | |||
| JPH0981145A | 1997-03-28 | |||
| JP2010025972A | 2010-02-04 | |||
| JP2004163767A | 2004-06-10 | |||
| JP2010538335A | 2010-12-09 | |||
| JP2015031738A | 2015-02-16 |
Other References:
MARUO, SATOSHI ET AL.: "Chord recognition based on the singing voice, accompaniment sound, and percussive sound separation for acoustic signals of music", IPSJ SIG TECHNICAL REPORT, vol. 2015 -MUS-108, no. 1, JP , pages 1 - 9, XP009536911, ISSN: 0919-6072
See also references of EP 4064268A4
See also references of EP 4064268A4
Attorney, Agent or Firm:
OHCHI INTERNATIONAL IP (JP)
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