Systems and methods for DC offset correction in a direct...

Details Systems and methods for DC offset correction in a direct... Systems and methods for DC offset correction in a direct...

2009-03-06

2010-10-19

Vo, Nguyen (Department: 2618)

Telecommunications

Receiver or analog modulated signal frequency converter

Noise or interference elimination

C455S324000

Reexamination Certificate

active

07817979

ABSTRACT:
Systems and methods for DC offset correction in analog and digital direct conversion RF receivers. A time derivate and subsequent integration of in-phase and quadrature phase signal path components is performed to effectively remove DC offset from the resultant down converted baseband signal.

REFERENCES:
patent: 5241702 (1993-08-01), Dent
patent: 6882834 (2005-04-01), Balboni
patent: 6985711 (2006-01-01), Holenstein et al.
patent: 6995595 (2006-02-01), Kim

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