歌唱採点方式に特徴を有するカラオケ装置

Title:

歌唱採点方式に特徴を有するカラオケ装置

Document Type and Number:

Japanese Patent JP4036952

Kind Code:

B2

Abstract:

PROBLEM TO BE SOLVED: To attain proper marking corresponding also to ad-libbed singing or siging based on a different version by comparing the reference interval and harmony interval of accompaniment music with a vocal interval in accordance with prescribed algorithm. SOLUTION: A central control part 11 detects the start of a set section to be marked and instructs a marking part 30 to start marking processing. The marking part 30 samples and analyzes a singing voice inputted from a microphone 15 and extracts a singing interval. Accompaniment music generation data are received through a data bus 40, the interval data of a main melody are extracted as a reference interval and the interval data of a part melody of a prescribed instrument are extracted as a harmony interval. Then the reference interval and the harmony interval are compared with the singing interval, the interval most close to the singing interval out of the reference interval and the harmony interval is adopted as a marking reference interval and the marking reference interval and the singing interval are mutually compared in each sound in the order of performance time series based on the prescribed algorithm and a prescribed point is marked in accordance with the coincidence of these intervals.

Inventors:

Satoshi Tachibana

Application Number:

JP4926498A

Publication Date:

January 23, 2008

Filing Date:

March 02, 1998

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