Patent ID: 6737571
Filing Date: 2004-05-18
Classification: G10F,G10H

Abstract:
A music player for producing first sorts of sound and second sorts of sound synchronously with one another, comprising:a first data source outputting a first sort of music data containing pieces of first music data information representative of first tones and pieces of first time data information each representative of a time interval between one of said pieces of first time data information and the next piece of first time data information; a second data source outputting a second sort of music data containing pieces of second music data information representative of second tones and pieces of second time data information each representative of a lapse of time from a starting point; a controlling system connected to said first data source and said second data source, producing a reference scale on which one of said lapse of time and said time interval is defined, said reference scale being identical in meaning with the other of said lapse of time and said time interval, said controlling system comparing said other of said lapse of time and said time interval with said reference scale to see whether or not a difference therebetween is ignoreable, varying said one of said lapse of time and said time interval or said reference scale when the answer is given negative, outputting the associated one of the piece of first music data information and the piece of said second music data information upon expiry of said one of said lapse of time and said time interval varied or unvaried after the comparison between said other of said lapse of time and said time interval and said reference scale, and further outputting the other of said piece of first music data information and said piece of second music data information; a first sound source connected to said controlling system, and supplied with said pieces of first music data information for producing said first tones; and a second sound source connected to said controlling system, and supplied with said pieces of second music data information for producing said second tones.