Analog to digital wave shaping system

Details Analog to digital wave shaping system Analog to digital wave shaping system

1976-05-03

1978-05-23

Gruber, Felix D.

Communications: electrical

Audible indication

Percussion-type sound producer

235462, 307268, 328 28, 364487, H03K 1302, G06K 710

Patent

active

040913791

ABSTRACT:
An analog to digital wave shaping system comprising, a source of analog signals, adaptive threshold circuitry coupled to said source, said adaptive threshold circuitry having an output selected as a function of the intensity of said analog signal compared to a fixed intensity signal, and, comparator circuitry coupled to said source and to the output of said adaptive threshold circuitry.

REFERENCES:
patent: 3723649 (1973-03-01), Pitegoff et al.
patent: 3766411 (1973-10-01), Arnold
patent: 3790894 (1974-02-01), Iizuka et al.
patent: 3838347 (1974-09-01), Lauffer
patent: 3849632 (1974-11-01), Eckert, Jr. et al.
patent: 3869666 (1975-03-01), Saltz et al.
patent: 3870865 (1975-03-01), Schneiderhan et al.
patent: 3898571 (1975-08-01), Caprio
patent: 4000397 (1976-12-01), Hebert et al.
patent: 4007377 (1977-02-01), Simon et al.

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