Music – Instruments – Electrical musical tone generation
Patent
1990-11-27
1993-06-22
Shoop, Jr., William M.
Music
Instruments
Electrical musical tone generation
84DIG26, 84626, 84687, G10H 1053, G10H 118
Patent
active
052218040
ABSTRACT:
A tone generation device for an electronic musical instrument capable of producing multiple tone source effects such as a stereophonic effect and a reverberation effect includes a plurality of tone forming circuits, a control parameter generation circuit for generating control parameter for controlling outputs of the tone forming circuits, a plurality of tone synthesizing circuits for synthesizing outputs of some of the tone forming circuits and outputs of others of the tone forming circuits together in accordance with the control parameters supplied from thge control parameter generation circuit, and sound systems provided in correspondence to the respective tone synthesizing circuits.
REFERENCES:
patent: 4195545 (1980-04-01), Nishimoto
patent: 4476763 (1984-10-01), Uya et al.
patent: 4622878 (1986-11-01), Sharp
patent: 4875400 (1989-10-01), Okuda et al.
Kim Helen
Shoop Jr. William M.
Yamaha Corporation
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