Title:
技法判定装置
Document Type and Number:
Japanese Patent JP6627482
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a technique judgement device capable of judging technique of input sound.SOLUTION: A technique judgement device in an embodiment includes: an input sound acquisition part that acquires an input sound; a feature quantity detection section that time-serially detects a feature quantity of the input sound acquired by the input sound acquisition part; a flat portion detection section that detects a flat portion in a feature quantity based on the feature quantity acquired by the feature quantity detection part; and a technique determination part that judges the technique in the input sound based on the variation of the feature quantity in a predetermined period before and after a flat portion in the feature quantity.SELECTED DRAWING: Figure 2
Inventors:
Ryuichi Naruyama
Tatsuya Terashima
Shuichi Matsumoto
Tatsuya Terashima
Shuichi Matsumoto
Application Number:
JP2015244827A
Publication Date:
January 08, 2020
Filing Date:
December 16, 2015
Export Citation:
Assignee:
Yamaha Corporation
International Classes:
G10K15/04; G10L25/51; G10L25/90
Domestic Patent References:
| JP2005107336A |
Attorney, Agent or Firm:
Takahashi Hayashi & Partners