Is a
Patent attributes
Patent Applicant
Patent Jurisdiction
Patent Number
Date of Patent
January 18, 2022
Patent Application Number
16673872
Date Filed
November 4, 2019
Patent Citations Received
Patent Primary Examiner
Patent abstract
A multiband waveguide feed network includes multiple transmit (TX) magic tees, multiple receive (RX)-reject waveguide filters configured to reject RX frequencies, and multiple branch-line couplers configured to couple the plurality of RX-reject waveguide filters to the plurality of TX magic tees. The multiband waveguide feed network includes a quadrature junction coupler configured to couple the plurality of RX-reject waveguide filters to an antenna port. The multiband waveguide feed network is configured to be fabricated in four pieces with three split planes, and the multiband waveguide feed network is circularly polarized.
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