Method and apparatus for reducing DC offset in a wireless...

Details Method and apparatus for reducing DC offset in a wireless... Method and apparatus for reducing DC offset in a wireless...

2006-05-30

2006-05-30

Vo, Nguyen T. (Department: 2685)

Telecommunications

Receiver or analog modulated signal frequency converter

Noise or interference elimination

C455S255000, C455S265000, C455S141000, C455S296000

Reexamination Certificate

active

07054607

ABSTRACT:
DC offset is estimated in a wireless receiver during a period when receive energy is blocked from reaching a mixer within the receiver. The estimated DC offset value may then be used to reduce DC offset within the wireless receiver when a receive signal is subsequently being processed.

REFERENCES:
patent: 6753727 (2004-06-01), Magoon et al.
patent: 6859506 (2005-02-01), McCorkle
patent: 6868128 (2005-03-01), Lane
patent: 6903606 (2005-06-01), Yan et al.
patent: 2002/0042256 (2002-04-01), Baldwin et al.
patent: 2002/0058491 (2002-05-01), Minnis et al.
patent: 2003/0035499 (2003-02-01), Staszewski et al.

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