High speed microwave switch utilizing gyromagnetic element

Claim 2

A MICROWAVE SWITCH COMPRISING, A RECTANGULAR WAVEGUIDE SHUNT T HAVING A MAINS SECTION AND A SHUNT SIDEARM JOINED THERETO, MEANS FOR APPLYING MICROWAVE ENERG TO ONE END OF SAID MAIN ARM, LOAD MEANS FOR EXTRACTING MICROWAVE ENERGY FROM THE OTHER END OF SAID MAIN ARM, A CONDUCTIVE PLATE SHORT-CIRCUITING THE END OF SAID SHUNT SIDEARM DISTAL TO SAID MAIN SECTION, A FERRITE COMPONENT POSITIONED COAXIALLY IN SAID SHUNT SIDEARM, A PERMANENT MAGNET POSITIONED ADJACET SAID FERRITE COMPONENT OUTSIDE OF SAID SHUNT SIDEARM, AN ELECTRICAL CONDUCTOR EXTENDING AXIALLY THROUGH SAID FERRITE COMPONENT, AND MEANS APPLYING TO SAID CONDUCTOR A SWITCHING CURRENT HAVING AT ANY INSTANT ONE OF TWO MAGNITUDES WHERE BY WHEN THE CURRENT HAS ONE MAGNITUDE SAID MAIN SECTION IS INTERDICTED AND WHEN THE CURRENT HAS THE OTHER MAGNITUDE SAID MAIN SECTION IS MICROWAVE TRANSMISSIVE.

Claim 3

A MICROWAVE SWITCH COMPRISING, A RECTANGULAR WAVEGUIDE, MEANS FOR APPLYING MICROWAVE ENERGY TO ONE END THEREOF, LOAD MEANS FOR EXTRACTING MICROWAVE ENERGY FROM THE OTHER END THEREOF, A FERRITE COMPONENT POSITIONED COAXIALLY IN SAID WAVEGUIDE, DISCONTINUITY MATCHING MEANS POSITIONED IN SAID WAVE GUIDE BETWEEN ONE END THEREOF AND SAID FERRITE COMPONENT, ANOTHER DISCONTINUITY MATCHING MEANS POSITIONED IN SAID WAVEGUIDE BETWEEN THE OTHER END THEREOF AND SAID FERRITE COMPONENT, A MAGNETIZING COIL WOUND AROUND THE OUTSIDE OF SAID WAVEGUIDE ADJACET SAID FERRITE COMPONENT AND COAXIAL THEREWITH, MEANS APPLYING DIRECT CURRENT TO SAID COIL, AN ELECTRICAL CONDUCTOR EXTENDING AXIALLY THROUGH SAID FERRITE COMPONENT, AND MEANS APPLYING TO SAID CONDUCTOR A SWITCHING CURRENT HAVING AT ANY INSTANT ONE OF TWO MAGNITUDES WHEREBY WHEN THE CURRENT HAS ONE MAGNITUDE SAID WAVEGUIDE IS MICROWAVE TRANSMISSIVE WHILE AT OTHER TIMES SAID WAVEGUIDE IS NONTRANSMISSIVE.

Claim 4

A MICROWAVE SWITCH COMPRISING, A RECTANGULAR WAVEGUIDE, MEANS FOR APPLYING MICROWAVE ENERGY TO ONE END THEREOF, LOAD MEANS FOR EXTRACTING MICROWAVE ENERGY FROM THE OTHER END THEREOF, A FERRITE COMPONENT POSITIONED COAXIALLY IN SAID WAVEGUIDE, DISCONTINUITY MATCHING MEANS POSITIONED IN SAID WAVE GUIDE BETWEEN ONE END THEREOF AND SAID FERRITE COMPONENT, ANOTHER DISCONTINUITY MATCHING MEANS POSITIONED IN SAID WAVEGUIDE BETWEEN THE OTHER END THEREOF AND SAID FERRITE COMPONENT, A MAGNETIZING COIL WOUND AROUND THE OUTSIDE OF SAID WAVEGUIDE ADJACET SAID FERRITE COMPONENT AND COAXIAL THEREWITH, MEANS APPLYING DIRECT CURRENT TO SAID COIL, AN ELECTRICAL CONDUCTOR EXTENDING AXIALLY THROUGH SAID FERRITE COMPONENT, AND MEANS APPLYING TO SAID CONDUCTOR A SWITCHING CURRENT HAVING AT ANY INSTANT ONE OF TWO MAGNITUDES WHEREBY WHEN THE CURRENT HAS ONE MAGNITUDE SAID WAVEGUIDE IS MICROWAVE TRANSMISSIVE WHILE AT OTHER TIMES SAID WAVEGUIDE IS NONTRANSMISSIVE.