Music – Instruments – Electrical musical tone generation
Patent
1995-08-01
1997-03-18
Witkowski, Stanley J.
Music
Instruments
Electrical musical tone generation
84719, 84720, 84 21, 84171, G10C 312, G10C 500, G10D 1500, G10H 134
Patent
active
056125020
ABSTRACT:
A keyboard musical instrument includes an acoustic piano for generating acoustic sounds, an electronic system for generating electronic sounds and a silent system for selecting one of the acoustic sounds and the electronic sounds, and the electronic system is equipped with key sensors and hammer sensors so as to determine a loudness of the electronic sound and a timing for a tone-generation from a key position signal or a hammer position signal depending upon a fingering on a keyboard.
REFERENCES:
patent: 4307648 (1981-12-01), Stahnke
patent: 4913026 (1990-04-01), Kaneko et al.
patent: 5164532 (1992-11-01), Ishii et al.
Witkowski Stanley J.
Yamaha Corporation
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