Title:
コード検出装置およびコード検出方法を実現するためのプログラム
Document Type and Number:
Japanese Patent JP5659648
Kind Code:
B2
Abstract:
A chord detection apparatus capable of detecting a wide variety of chords musically related to realtime performance. Degree name candidates each having a function that can come next are extracted in a first extraction process, degree name candidates corresponding to an interrupted cadence are extracted in a second extraction process, and degree name candidates corresponding to a non-functional chord progression technique are extracted in a third extraction process. The degree name candidates extracted in these extraction processes are developed into chord names according to a current tonality, and one of chords represented by the chord names is selected according to performance data and output to an automatic accompaniment apparatus for sound production.
Inventors:
原 成淑
Application Number:
JP2010206563A
Publication Date:
January 28, 2015
Filing Date:
September 15, 2010
Export Citation:
Assignee:
ヤマハ株式会社
International Classes:
G10H1/38
Attorney, Agent or Firm:
Role of another Shigehisa
Muramatsu 聡
Muramatsu 聡