| 摘要 |
PROBLEM TO BE SOLVED: To provide an automatic accompaniment device capable of being automatically changed into an accompaniment pattern surging or suppressing musical performance by a player having no knowledge of upsurge of music.SOLUTION: The automatic accompaniment device automatically accompanies by selecting one of planned accompaniment patterns in response to a code. The device stores performance codes to a current code buffer 35 in accordance with detection result of key push and key separation in a key push and key separation detection part 34. The device stores the performance codes concerning a measure of a planned repeated section part to a loop buffer 36. The device detects play of a code repeated section on the basis of code advance of the performance code stored to the buffer 36 with a code advance determination part 37. The device automatically accompanies by changing the accompaniment pattern in response to a frequency of a code of a measure just after it and a code stored in the beginning of the buffer 36 when the code is repeated. |
