Fan Beam Antenna
First Claim
Patent Images
1. A fan beam antenna comprising:
- a parallel plate waveguide configured to guide electromagnetic energy of an emission beam;
a reflector disposed on the parallel plate waveguide and configured to reflect the electromagnetic energy of the emission beam;
a plurality of radiating elements disposed on the parallel plate waveguide and configured to transmit and/or receive the electromagnetic energy of the emission beam;
a microwave transceiver module in communication with the plurality of radiating elements; and
a rotation assembly disposed on the parallel plate waveguide and configured to rotate the parallel plate waveguide about a rotation axis defined substantially normal to a broad surface of the parallel plate waveguide.
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Abstract
A fan beam antenna includes a parallel plate waveguide configured to guide electromagnetic energy of an emission beam and a reflector disposed on the parallel plate waveguide configured to reflect the electromagnetic energy of the emission beam. The fan beam antenna further includes a plurality of radiating elements disposed on the parallel plate waveguide configured to transmit and/or receive the electromagnetic energy of the emission beam and a microwave transceiver module in communication with the plurality of radiating elements.
11 Citations
24 Claims
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1. A fan beam antenna comprising:
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a parallel plate waveguide configured to guide electromagnetic energy of an emission beam; a reflector disposed on the parallel plate waveguide and configured to reflect the electromagnetic energy of the emission beam; a plurality of radiating elements disposed on the parallel plate waveguide and configured to transmit and/or receive the electromagnetic energy of the emission beam; a microwave transceiver module in communication with the plurality of radiating elements; and a rotation assembly disposed on the parallel plate waveguide and configured to rotate the parallel plate waveguide about a rotation axis defined substantially normal to a broad surface of the parallel plate waveguide. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A communication system comprising:
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an unmanned aerial system and comprising; a rotation assembly disposed on the unmanned aerial system and rotatably supporting the fan beam antenna; a fan beam antenna disposed on the unmanned aerial system and comprising; a parallel plate waveguide configured to guide electromagnetic energy of an emission beam; a reflector disposed on the parallel plate waveguide and configured to reflect the electromagnetic energy of the emission beam; a plurality of radiating elements disposed on the parallel plate waveguide and configured to transmit and/or receive the electromagnetic energy of the emission beam; and a microwave transceiver module in communication with the plurality of radiating elements; and a ground station in communication with the fan beam antenna disposed on the unmanned aerial system. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16, 17)
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18. A method comprising:
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operating, using data processing hardware, an unmanned aerial system having a fan beam antenna in communication with the data processing hardware, the fan beam antenna comprising; a parallel plate waveguide configured to guide electromagnetic energy; a reflector disposed on the parallel plate waveguide and configured to reflect the electromagnetic energy; a plurality of radiating elements disposed on the parallel plate waveguide and configured to transmit a first emission beam to a ground station and/or receive a second emission beam from the ground station; and a microwave transceiver module in communication with the plurality of radiating elements; and rotating the fan beam antenna to establish a communication link between the fan beam antenna and the ground station by rotating the parallel plate waveguide about a rotation axis defined substantially normal to a broad surface of the parallel plate waveguide; transmitting, by the data processing hardware, downlink data in the first emission beam from the fan beam antenna to the ground station; and receiving uplink data in the second emission beam from the ground station to the fan beam antenna of the unmanned aerial system. - View Dependent Claims (19, 20, 21, 22, 23, 24)
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Specification