Waveform converter for altering the frequency spectrum of an out

Details Waveform converter for altering the frequency spectrum of an out Waveform converter for altering the frequency spectrum of an out

1976-05-11

1978-07-25

Miller, Jr., Stanley D.

Electrical transmission or interconnection systems

Nonlinear reactor systems

Parametrons

84 101, 307261, 328127, H03K 508, G06G 718

Patent

active

041032420

ABSTRACT:
A waveform converter adapted for use in generating a music tone in an electronic musical instrument such as an electronic organ is disclosed. The frequency spectrum of an output signal waveform is periodically or transiently changed by changing pulse duration or duty factor of an input square wave.

REFERENCES:
patent: 2511564 (1950-06-01), Callan
patent: 3039059 (1962-06-01), Fisher
patent: 3128394 (1964-04-01), Bianchi
patent: 3252098 (1966-05-01), Schlaepfer
patent: 3603809 (1971-09-01), Uchiyama
patent: 3617598 (1971-11-01), Woody, Jr.
patent: 3675137 (1972-07-01), Raphael
patent: 3723762 (1973-03-01), Nakaya

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