Music – Instruments – Electrical musical tone generation
Patent
1989-10-05
1990-08-14
Witkowski, Stanley J.
Music
Instruments
Electrical musical tone generation
84708, 84451, 84DIG4, G10C 312, G10H 1053, G10H 700
Patent
active
049477242
ABSTRACT:
An electronic musical instrument with plural pitch data generating functions includes a keyboard, a plurality of tone generating units, a pitch designating unit, a plural pitch data generating unit, and a musical tone generating unit. The keyboard has a plurality of keys. The tone generating units generate at least two tone signals in response to operation of a key among the plural keys. The pitch designating unit designates a pitch of a musical tone to be produced. The plural pitch data generating unit generates at least two pitch data based on the pitch and in accordance with different scale characteristics. The musical tone generating unit generates at least two musical tone signals based on at least two pitch data respectively, so that at least two musical tone signals have the different scale characteristics.
REFERENCES:
patent: 3882751 (1975-05-01), Tomisawa et al.
patent: 4014242 (1977-03-01), Sanderson
patent: 4082027 (1978-04-01), Hiyoshi et al.
patent: 4145943 (1979-03-01), Luce
patent: 4228717 (1980-10-01), Luce
patent: 4484506 (1984-11-01), Sato
patent: 4538495 (1985-09-01), Sato
Japanese Patent Laid-Open Specification No. Sho 60-178493.
Hirano Katsuhiko
Koike Masahiko
Toda Hiroyuki
Witkowski Stanley J.
Yamaha Corporation
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