Communications: directive radio wave systems and devices (e.g. – Directive – Including a satellite
Reexamination Certificate
2007-03-20
2007-03-20
Tarcza, Thomas H. (Department: 3662)
Communications: directive radio wave systems and devices (e.g.,
Directive
Including a satellite
C342S357490
Reexamination Certificate
active
10532928
ABSTRACT:
A GPS receiver is disclosed which has an omnidirectional antenna and a directional antenna and is configured to (i) acquire a first GPS signal from the output of the directional antenna, either alone or combined with the output of the omnidirectional antenna, and (ii) acquire a second GPS signal from the output of the omnidirectional antenna alone. Also, disclosed is a GPS receiver having an omnidirectional antenna and a directional antenna which is configured to acquire a GPS signal from the output of the directional antenna alone.
REFERENCES:
patent: 5146231 (1992-09-01), Ghaem et al.
patent: 5818389 (1998-10-01), Lazar
patent: 2002/0044085 (2002-04-01), Howell et al.
NavTalk Cellular Phone/GPS Receiver: Owners Manual and Reference Guide, Garmin Corporation, Jan. 2000.
Dooley Saul R.
Yule Andrew T.
Mull F H
NXP B.V.
Tarcza Thomas H.
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