Antenna device and communication apparatus using the same
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United States of America Patent
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-
Aug 28, 2001
Grant Date -
N/A
app pub date -
May 22, 2000
filing date -
Jun 25, 1999
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An antenna device comprising: a feeding radiation electrode and a non-feeding radiation electrode separately disposed on a surface of a dielectric substrate; a short circuit part of the feeding radiation electrode and a short circuit part of the non-feeding radiation electrode adjacently disposed to each other on one side surface of the dielectric substrate; and an open end of the feeding radiation electrode and an open end of the non-feeding radiation electrode disposed on mutually different surface sides of the dielectric substrate other than the surface on which said short circuit parts are disposed.
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