Analog-to-digital converter

Details Analog-to-digital converter Analog-to-digital converter

2007-07-25

2009-08-25

Barnie, Rexford N (Department: 2819)

Coded data generation or conversion

Analog to or from digital conversion

Analog to digital conversion

C341S156000

Reexamination Certificate

active

07579973

ABSTRACT:
An analog-digital (A-D) converter for outputting a digital signal corresponding to an analog input signal includes: an upper bit A-D converting section for conducting A-D conversion of the analog input signal and outputting an upper bit portion of the digital signal; a lower bit A-D converting section for conducting A-D conversion of the analog input signal and outputting a lower bit portion of the digital signal; and a majority circuit for sampling an A-D conversion result of the lower bit A-D converting section a plurality of times and determining a value of each of the lower bits by majority operation.

REFERENCES:
patent: 4893124 (1990-01-01), Tsuji et al.
patent: 5691821 (1997-11-01), Hieda et al.
patent: 7068205 (2006-06-01), Hastings et al.
patent: 2002/0017929 (2002-02-01), Garrett et al.
patent: 2005/0057387 (2005-03-01), Janakiraman et al.
patent: 09-055658 (1997-02-01), None

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