The karaoke grade device which grades the synchronous Characteristic of duet

摘要

PPROBLEM TO BE SOLVED: To achieve a device for grading that singing is congenial if two singers of a duet are similarly out of a singing model even when they are out of the singing model of a musical piece. PSOLUTION: The karaoke scoring device compares sound volume transition of a singing voice signal from a first microphone with that from a second microphone, and outputs scoring data correlated in time similarity of both. The karaoke scoring device compares pitch transition of the singing voice signal from the first microphone with that from the second microphone, and outputs scoring data correlated in the time similarity of both. PCOPYRIGHT: (C)2006,JPO&NCIPI