Multi-step parallel analog-digital converter

Details Multi-step parallel analog-digital converter Multi-step parallel analog-digital converter

1984-02-15

1987-03-10

Roskoski, Bernard

Communications: electrical

Audible indication

Percussion-type sound producer

H03M 100

Patent

active

046493719

ABSTRACT:
A multi-step A/D converter of the successive approximation type utilizes a single three-position switchable current-output DAC in combination with a voltage divider, a plurality of comparators, a decoder, a successive approximation register and a control logic module to provide a high speed, high resolution A/D converter requiring fewer parts than the prior art A/D converters of this general type.

REFERENCES:
patent: 3298014 (1967-01-01), Stephenson
patent: 3597761 (1971-08-01), Fraschilla
patent: 3935569 (1976-01-01), Marcel et al.
patent: 4034366 (1977-07-01), Memishian, Jr.
patent: 4196420 (1980-04-01), Culmer et al.
patent: 4314235 (1982-02-01), Ruf et al.
patent: 4400689 (1983-08-01), Brokaw et al.
IBM Technical Disclosure Bulletin, vol. 21, No. 8, Jan. 79, "A/D Converter".

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