Design of the Keyboard for the Heterophony Digital Piano

Heterophony is the playing of the same melody in more than one way at the same time. In this paper, By improving the sensitivity and touch of the keyboard, which is a representative input device (generating performance data) of a digital musical instrument and a key part of a piano, we proceed with the initial design of parts to realize the emotional expression of an oriental musical instrument composed of heterophony, assemble, generate tolerances. Introducing the Smart Keyboard Module as an input device capable of expressing emotions of various musical instruments around the world by continuously modifying the part of the machine sound generation.