Band pass filter and method of filtering for a base station...

Telecommunications – Transmitter and receiver at same station – Radiotelephone equipment detail

Reexamination Certificate

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Details

C455S339000, C455S552100

Reexamination Certificate

active

10183379

ABSTRACT:
The band pass filter includes at least first and second band pass filters. A selector receives at least one signal, and supplies the signal to one of the first and second band pass filters. A controller controls the selector based on a frequency of the signal.

REFERENCES:
patent: 3626301 (1971-12-01), Develet, Jr.
patent: 4422047 (1983-12-01), Wright
patent: 5548825 (1996-08-01), Maemura et al.
patent: 5802110 (1998-09-01), Watanabe et al.
patent: 6023488 (2000-02-01), White
patent: 6029052 (2000-02-01), Isberg et al.
patent: 6349218 (2002-02-01), Nakagawa et al.
patent: 6396823 (2002-05-01), Park et al.
patent: 2005/0003853 (2005-01-01), Burgt

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