| 摘要 |
PURPOSE:To provide optional additional sound constitution by specifying an additional sound by using a keyboard and to remove the dissonant chord of a voice according to chord information and constitute an effective additional sound by a function which increases the depth of the sound of a melody and the timbre effect of the melody by adding the additional sound regarding melody performance and voice to the melody performance and generating a sound. CONSTITUTION:When the additional sound is stored, optional keying information from a keyboard circuit means 11 is stored temporarily in a storage means 13. In the performance, an additional sound adding means 12 adds the key information the additional sound stored in the storage means to the key information of the melody performance. Further, According to the key information form a chord keyboard, a chord determining means 16 corrects the key information by a chord correcting means 15 on the basis of chord information whose chord is decided by a chord determining means 16 so that the key information matches the chord, thereby generating the sound. |
