Phased array antenna with steerable null
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Mar 2, 2006
app pub date -
Aug 13, 2005
filing date -
Aug 14, 2004
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
An embodiment of the present invention provides an apparatus, comprising an array of patch antennas and a switch/phase shifter network capable of combining the patch antennas in a selected sequential group and wherein by stepping the group throughout the patch antennas, a plurality of main beam positions can be created with at least one of the main beam positions capable of being active with the remaining main beam positions idle, and wherein by sampling energy from the remaining idle antenna elements, a second beam is formed that is capable of creating a null signal in the direction of the second beam. In an embodiment of the present invention, the array of patch antennas may be a circular array and the stepping the group around the array is stepping the group around a circumference of the circular array of patch antennas.
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