Title:
SIGNAL PROCESSING DEVICE, SIGNAL PROCESSING METHOD, SIGNAL PROCESSING SYSTEM, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2013/021896
Kind Code:
A1
Abstract:
The present technology relates to a signal processing device, signal processing method, signal processing system, and program such that a harmonizing interval is appropriately set in accordance with a singing state of a singer and a harmonize effect is added. An enthusiastic singing degree calculation unit (51) calculates an enthusiastic singing degree including a characteristic quantity that indicates an enthusiastic singing state of the singer of a song. A harmony signal control unit (56) determines whether or not to superimpose a harmony audio signal on a singing audio signal of the singer of the song on the basis of the enthusiastic singing degree calculated by the enthusiastic singing degree calculation unit (51), and superimposes the harmony audio signal on the singing audio signal on the basis of the determination result, said harmony audio signal being generated by a pitch detection unit (52), a harmony key determination unit (53), and a pitch shifter (54). The present technology can be applied to a karaoke device.
Inventors:
NISHIGORI SHUICHIRO (JP)
INOUE AKIRA (JP)
INOUE AKIRA (JP)
Application Number:
PCT/JP2012/069612
Publication Date:
February 14, 2013
Filing Date:
August 01, 2012
Export Citation:
Assignee:
SONY CORP (JP)
NISHIGORI SHUICHIRO (JP)
INOUE AKIRA (JP)
NISHIGORI SHUICHIRO (JP)
INOUE AKIRA (JP)
International Classes:
G10K15/04
Foreign References:
| JP2009198714A | 2009-09-03 | |||
| JPH0944174A | 1997-02-14 | |||
| JPH10187178A | 1998-07-14 | |||
| JP2009015119A | 2009-01-22 | |||
| JPH1173193A | 1999-03-16 |
Attorney, Agent or Firm:
INAMOTO Yoshio et al. (JP)
Yoshio Inemoto (JP)
Yoshio Inemoto (JP)
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Claims:
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