Analog-to-digital conversion circuit

Coded data generation or conversion – Analog to or from digital conversion – Analog to digital conversion

Reexamination Certificate

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Details

C341S155000

Reexamination Certificate

active

07405691

ABSTRACT:
Disclosed herein is an analog-to-digital conversion circuit configured to convert an input analog signal into a digital signal, said analog-to-digital conversion circuit includes: a first amplifying unit; a second amplifying unit; a comparing unit; a first averaging unit; a second averaging unit; and a third averaging unit.

REFERENCES:
patent: 3644923 (1972-02-01), Foerster
patent: 5029305 (1991-07-01), Richardson
patent: 5818380 (1998-10-01), Ito et al.
patent: 6072416 (2000-06-01), Shima
patent: 6091353 (2000-07-01), Ariel et al.
patent: 6407692 (2002-06-01), Bult et al.
patent: 6822600 (2004-11-01), Taft et al.
patent: 2000-183742 (2000-06-01), None
patent: WO 2006/000987 (2006-01-01), None
Hui Pan, “Spatial Filtering in Flash A/D Converter”, IEEE Transactions on Circuts and System-II, vol. 50, pp. 424-436, Aug. 2003.
Sanroku Tsukamoto, “A CMS 6-b, 400-Msamples/s ADC with Error Correction”, vol. 33, pp. 1939-1947, Dec. 1998.
EPO Search Report Dated Mar. 16, 2007; 5 pages.

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