Arrangement for adaptive baseband filter selection

Details Arrangement for adaptive baseband filter selection Arrangement for adaptive baseband filter selection

2006-05-02

2006-05-02

Chin, Stephen (Department: 2631)

Pulse or digital communications

Spread spectrum

Direct sequence

C375S346000, C375S316000, C375S350000, C455S307000

Reexamination Certificate

active

07039093

ABSTRACT:
A digital signal detector arrangement comprises at least two selectable baseband filters for receiving a digital signal, a signal estimator receiving the output signal of the selected baseband filter, a modulator unit receiving the estimated signal from the signal estimator, a subtractor for subtracting the modulated signal from the received digital signal, and a determination unit receiving the signal from the subtractor for selecting the baseband filter.

REFERENCES:
patent: 6470047 (2002-10-01), Kleinerman et al.
patent: 6628701 (2003-09-01), Yellin
patent: 6901243 (2005-05-01), Jayaraman et al.
patent: 2002/0057751 (2002-05-01), Jagger et al.
patent: 2003/0165205 (2003-09-01), Chu et al.

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