Planar antenna achieving a wide frequency range and a radio apparatus used therewith
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 7, 2000
Grant Date -
N/A
app pub date -
Aug 21, 1997
filing date -
Aug 21, 1996
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A planar antenna includes a ground plate and a conductive plate arranged in parallel to the ground plate. The conductive plate has a ground terminal at a first position thereof and has a feed terminal at a second position thereof. The planar antenna further includes a frequency change switch which is used to charge the antenna resonance frequency by electrically connecting the conductive plate to the ground plate at a third position which is different from the first and second positions.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully