Patent ID: 8626497
Filing Date: 2014-01-07
Classification: G10H

Abstract:
1. An automatic marking method for Karaoke vocal accompaniment, the method comprising: comparing pitch, beat position and volume of a singer with an original pitch, beat position and volume of the theme of a song so as to generate a score for the tone sensation, a score for beat sensation and a score of emotion and to obtain weighted total score; obtaining a score of sensation by estimating the pitch of the singer from a microphone volume at selected time periods so as to derive a fundamental frequency of the voice; converting the fundamental frequency to a relevant note by a tone sensation calculator; checking a match degree between the relevant note and a note obtained from the theme of a melody so as to note a tone sensation score; calculating score of pitch for all notes until the melody ends; averaging the calculated scores, the step of obtaining a tone sensation score comprising: