Dual-frequency antenna
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Feb 17, 2004
Grant Date -
Nov 21, 2002
app pub date -
Apr 23, 2002
filing date -
Sep 8, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An umbrella-shaped crown section 5a is provided on the front end of a linear element section 5b. The front end of the umbrella-shaped crown section 5a and the power supply section 6a at the lower end of the element section 5b are connected by means of a folded element 5c. Thereby, the dual-frequency antenna 5 is able to operate in two different frequency bands.
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