Envelope waveform generating apparatus

Music – Instruments

Patent

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Details

84 127, 84 124, 84DIG7, G10H 102

Patent

active

041541332

ABSTRACT:
An envelope waveform generating apparatus comprising a key code generating device composed of a means for releasing key code data and a means for outputting first and second control signals, a key assignor composed of a means for outputting a third control signal, a level setting means, and a function generator. The envelope waveform generating circuit is provided with a touch response so that the level of envelope waveform may readily be set.

REFERENCES:
patent: 3882751 (1975-05-01), Tomisawa
patent: 3981217 (1976-09-01), Oya
patent: 4041825 (1977-08-01), Pascetta
patent: 4067253 (1978-01-01), Wheelwright

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