Method and apparatus capable of determining and utilizing...

Details Method and apparatus capable of determining and utilizing... Method and apparatus capable of determining and utilizing...

2007-04-17

2007-04-17

Feild, Joseph (Department: 2617)

Telecommunications

Transmitter and receiver at same station

Radiotelephone equipment detail

C455S012100, C455S424000, C370S294000, C340S010100

Reexamination Certificate

active

10835167

ABSTRACT:
Briefly, in accordance with one embodiment of the invention, an apparatus comprises a plurality of RF antennas, the plurality of RF antennas have a calibrated radiation pattern. The apparatus may further comprise a directional finding program that receives RF signal information from said plurality of RF antennas and RF antenna calibrated radiation pattern information and then calculates the direction from which said RF signals emanate relative to said apparatus.

REFERENCES:
patent: 6483459 (2002-11-01), Hou et al.
patent: 6693511 (2004-02-01), Seal
patent: 6735182 (2004-05-01), Nishimori et al.
patent: 2001/0031649 (2001-10-01), Lindskog et al.
patent: 2003/0092380 (2003-05-01), Soliman et al.
patent: 2004/0052227 (2004-03-01), Judd et al.

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