Title:
SOUND CORRECTION DEVICE, SINGING SYSTEM, SOUND CORRECTION METHOD, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2021/157615
Kind Code:
A1
Abstract:
A sound correction device (1) is provided with: a vocal melody extraction unit (13); and a melody tuning unit (15). The vocal melody extraction unit (13) extracts vocal melody data which indicates a time sequence of frequency information indicating a vocal melody included in a vocal sound on the basis of vocal frequency data which indicates the time sequence of a frequency spectrum of the vocal sound. By referring to reference vocal melody data which is reference information corresponding to the vocal melody data, the melody tuning unit (15) changes the vocal frequency data so that the vocal melody becomes similar to a reference vocal melody.
Inventors:
KIM MINSU (JP)
Application Number:
PCT/JP2021/003941
Publication Date:
August 12, 2021
Filing Date:
February 03, 2021
Export Citation:
Assignee:
JE INT CORPORATION (JP)
International Classes:
G10L21/013; G10K15/04; G10L25/51
Foreign References:
| JP2008015195A | 2008-01-24 | |||
| JPH0481880A | 1992-03-16 | |||
| JP2015184448A | 2015-10-22 | |||
| JPH08227296A | 1996-09-03 |
Attorney, Agent or Firm:
OIKAWA Shu et al. (JP)
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