| 摘要 |
<P>PROBLEM TO BE SOLVED: To automatically generate accompaniment data matching music to be played only by specifying a key and a chord root by a player without specifying chords with the left hand etc. <P>SOLUTION: A control section 8 comprising a chord/chord root/tonality determining means 2, an accompaniment reproducing device 4, and an accompaniment converting unit 5 detects data on the pitch and the number of inputs of an accompaniment input from a keyboard 1, selects an operation for data conversion according to the detected number of inputs, and generates accompaniment data corresponding to the detected data on the pitch through the selected operation for data conversion. <P>COPYRIGHT: (C)2009,JPO&INPIT |
