Mobile apparatus with plurality of antennas having different directivities
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Oct 2, 2001
Grant Date -
N/A
app pub date -
Apr 21, 1999
filing date -
Apr 23, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a mobile apparatus for communication with a satellite, a plurality of antennas having different directivities from each other are provided. A selector circuit is connected between a transmitter circuit and the antennas to select and connect one of the antennas to the transmitter circuit. A control section controls the selector circuit in accordance with a reflected power detected from one of the antennas.
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