A digital keyboard musical instrument with acoustic interaction function and its realization method
A technology of function keys and musical instruments, applied in the field of digital keyboard musical instruments, can solve the problems of weak musical literacy and foundation, not much time and energy to practice tacit understanding, no conductors, lead performers, etc.
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[0033] The present invention proposes a digital keyboard musical instrument with acoustic interaction function, which realizes the coordination and communication between musical instruments by using the acoustic wave frequency band / ultrasonic frequency band signal as the interactive medium. The system block diagram is as follows figure 1 As shown, it includes a soft-defined keyboard 101 and a sound synthesis interaction module 102 .
[0034] The above-mentioned soft-defined keyboard is equivalent to the keys on a piano or an electronic organ, and is compatible with the existing key-type musical instrument keyboard in form. In order to reduce the difficulty of learning and playing, the number of keys on the soft-defined keyboard is less than that of existing keyboard instruments, and the pitch, range, and timbre of the keys are all soft-defined by the sound synthesis interactive module. At the same time, according to the situation of the music score, the keys can be set as perf...
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