| 摘要 |
PROBLEM TO BE SOLVED: To dance by accurately grasping the rhythm of a performed music. SOLUTION: The music signal of a music propagating in air is inputted by an input means (10), and the rhythm of the music is extracted from the output of the input means by an extracting means (11), and the extracted rhythm is transmitted to a listener by a transmitting means (12). An audio device is provided with an extracting means (25) so that the rhythm can be extracted from a reproduced music signal, and transmitted to the listener by a transmitting means (28). |
