| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a musical performance guiding device that a player can efficiently learn to read music and play it. <P>SOLUTION: The musical performance guiding device is provided with: a display means for independently displaying a treble staff and a bass staff of a great staff by a prescribed length; a projection means for projecting the treble staff and the bass staff of the great staff in spaces on a keyboard or on a surface of the keyboard; a key depression detecting means for detecting depressed keys; and a control means for moving the treble staff and the bass staff so that notes to play are located in the locations of the spaces on the keyboard or the surface of the keyboard corresponding to the notes to play from the treble staff and the bass staff. <P>COPYRIGHT: (C)2009,JPO&INPIT |
