Method and apparatus for settling a DC offset

Details Method and apparatus for settling a DC offset Method and apparatus for settling a DC offset

1999-04-13

2000-09-05

Williams, Howard L.

Coded data generation or conversion

Converter compensation

327307, 330 9, H03M 110

Patent

active

061149802

ABSTRACT:
A DC offset correction loop (200) utilizes a sign bit generator (204), binary search stage (206), and a digital-to-analog converter (208) in its feedback path to correct for DC offsets at the input of a gain stage (202).

REFERENCES:
patent: 4495470 (1985-01-01), Bristol
patent: 5087914 (1992-02-01), Sooch et al.
patent: 5153592 (1992-10-01), Fairchild et al.
patent: 5397944 (1995-03-01), Dupuis
patent: 5617473 (1997-04-01), Wietecha et al.
patent: 5789974 (1998-08-01), Ferguson, Jr. et al.
patent: 5877645 (1999-03-01), Comino et al.
patent: 5912926 (1999-06-01), Koench et al.

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