Patch-type microwave antenna
First Claim
Patent Images
1. A microwave radiating element comprising:
- a first patch having two opposite sides which are concave;
a first feeder connected to the first patch;
a second patch located above the first patch, the second patch having two opposite sides which are concave, the two opposite concave sides of the second patch not being located above the two opposite concave sides of the first patch;
a second feeder connected to the second patch; and
means for separating the first patch from the second patch.
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Abstract
A radiating element has two superimposed patches separated by a dielectric layer. At least the lower patch has two opposite concave sides to allow space for the feeder conductor to pass to the other patch without increasing the overall dimensions of the element.
32 Citations
14 Claims
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1. A microwave radiating element comprising:
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a first patch having two opposite sides which are concave; a first feeder connected to the first patch; a second patch located above the first patch, the second patch having two opposite sides which are concave, the two opposite concave sides of the second patch not being located above the two opposite concave sides of the first patch; a second feeder connected to the second patch; and means for separating the first patch from the second patch. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A microwave radiating element comprising:
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a first patch having two opposite sides which are concave and two opposite sides which are straight; a first feeder connected to the first patch; a second patch located above the first patch and having two opposite sides which are concave and two opposite sides which are straight as in the first patch, and being rotated 90°
relative to the first patch;a second feeder connected to the second patch; and means for separating the first patch from the second patch. - View Dependent Claims (9, 10, 11, 12, 13, 14)
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Specification