Phased array antenna using aperiodic lattice formed of aperiodic subarray lattices
First Claim
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1. A phased array antenna comprising:
- a plurality of subarray lattices arranged in an aperiodic array lattice, each subarray lattice comprising a circuit board, a plurality of antenna elements arranged in an aperiodic configuration on said circuit board; and
electronic circuitry supported by said circuit board and operatively connected to said antenna elements for amplifying, phase shifting and beam forming any transmitted or received signals with reduced side lobes and grating lobes.
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Abstract
A phased array antenna (10) includes a plurality of subarray lattices (16) arranged in an aperiodic array lattice (14). Each subarray lattice (16) includes a plurality of antenna elements (20) arranged in an aperiodic configuration such as formed on a multilayer circuit board (24). Electronic circuitry (26) are supported by the circuit board and mounted between the antenna elements (20) and operatively connected thereto for amplifying, phase shifting and beam forming any transmitted or received signals.
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Citations
29 Claims
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1. A phased array antenna comprising:
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a plurality of subarray lattices arranged in an aperiodic array lattice, each subarray lattice comprising a circuit board, a plurality of antenna elements arranged in an aperiodic configuration on said circuit board; and
electronic circuitry supported by said circuit board and operatively connected to said antenna elements for amplifying, phase shifting and beam forming any transmitted or received signals with reduced side lobes and grating lobes. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A phased array antenna comprising:
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a plurality of subarray lattices arranged in an aperiodic array lattice, each subarray lattice comprising a multi-layer circuit board, a plurality of antenna elements arranged in an aperiodic configuration on said multilayer circuit board; and
electronic circuitry supported by said circuit board and operatively connected to aid antenna elements for amplifying, phase shifting and beam forming any transmitted or received signals with reduced side lobes and grating lobes. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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21. A phased array antenna comprising:
a plurality of subarray lattices arranged in an aperiodic array lattice, each subarray lattice comprising a plurality of antenna elements arranged in an aperiodic configuration such that any transmitted or received signals have reduced side lobes and grating lobes. - View Dependent Claims (22, 23, 24, 25, 26, 27, 28, 29)
Specification