Music – Instruments – Electrical musical tone generation
Patent
1993-04-05
1995-04-04
Shoop, Jr., William M.
Music
Instruments
Electrical musical tone generation
84628, 84658, G10H 102
Patent
active
054039711
ABSTRACT:
An electronic musical instrument having portamento function comprises playing keys, a musical tone signal generating device, a key depression detection device, and a control device. The key depression detection device detects a displacement of a depressed key. The control device, when a new key depression occurs following a previous key depression, controls, a tone pitch of the musical tone signal generated by the musical tone generation device to change continuously from a tone pitch of the previously depressed key to a tone pitch of the new depressed key in response to displacement of the new depressed key.
REFERENCES:
patent: 3624584 (1971-11-01), Ohno
patent: 4347772 (1982-09-01), Nishimoto
patent: 4524668 (1985-06-01), Tomisawa et al.
patent: 4558624 (1985-12-01), Tomisawa et al.
patent: 4700605 (1987-10-01), Minamitaka
Shoop Jr. William M.
Sircus Brian
Yamaha Corpoation
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