GPS wave antenna apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jan 18, 2000
Grant Date -
N/A
app pub date -
Sep 2, 1998
filing date -
Sep 4, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A GPS wave antenna apparatus according to the present invention includes a substrate unit having a printed board on which an antenna constituting element including a GPS wave antenna element is mounted integrally as one component, a case having an opening portion at one end, for detachably receiving the substrate unit through the opening portion, and a conductive plate attached to the case so as to block the opening portion and arranged opposite to the GPS wave antenna element at a fixed distance therebetween. The GPS wave antenna element has a thin-film conductive pattern, and the substrate unit includes a low noise amplifier provided on the printed board and a feeder connected to a feeder section of the antenna element through the low noise amplifier.
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Family
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Cited Art Landscape
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