| 摘要 |
<P>PROBLEM TO BE SOLVED: To facilitate visual confirmation of the change in tempo of the performed music in displaying instruction marks in a resting state and in scrolling the display of a reference mark at prescribed speed. <P>SOLUTION: A plurality of instruction marks IM are at rest while the reference mark RM moves to the tempo of the music. At least one of the color or shape of a prescribed number of the instruction marks IM included in a packet, or the color, pattern or design of the background of the instruction marks IM are changed for display so that the tempo of the bars included in the packet can be recognized. <P>COPYRIGHT: (C)2011,JPO&INPIT |
