Communications: directive radio wave systems and devices (e.g. – Directive – Beacon or receiver
Reexamination Certificate
2007-05-31
2009-10-20
Phan, Dao L (Department: 3662)
Communications: directive radio wave systems and devices (e.g.,
Directive
Beacon or receiver
C342S195000
Reexamination Certificate
active
07605757
ABSTRACT:
The present invention is an apparatus and method for simultaneously processing multiple communication and navigation signals. An apparatus of the present invention may comprise a single receiver with a direct radio frequency (RF) sampling front end, a single analog to digital converter, a digital downconverter and a digital signal processor. In an embodiment of the invention, the receiver of the present invention may simultaneously process navigation signals in the 108-118 MHz band and communication signals in the 118-137 MHz band.
REFERENCES:
patent: 6448926 (2002-09-01), Weinberg et al.
patent: 6614806 (2003-09-01), Nanni
patent: 2002/0003494 (2002-01-01), Huisken
patent: 2002/0186170 (2002-12-01), Ceccom et al.
patent: 2007/0275679 (2007-11-01), Gibson et al.
patent: 2008/0303714 (2008-12-01), Ezal et al.
Dana Roger A
Gribble David A.
Hauerwas Shannon D.
Hoffmann Theodore J.
Richter Jerzy K.
Barbieri Daniel M.
Phan Dao L
Rockwell Collins, Inc.
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