Polarization insensitive microwave energy phase shifter

Claim 1

IN A REFLECTOR TYPE OPTICALLY FED ANTENNA SYSTEM COMPRISING: MEANS FOR GENERATING AND TRANSMITTING IN FREE SPACE ELECTROMAGNETIC WAVE ENERGY; MEANS FOR COLLIMATING AND DIRECTING SAID TRANSMITTED ENERGY IN A DESIRED DIRECTION INCLUDING SAID TRANSMITTED ENENTRANT VARIABLE ELECTRICAL ELEMENTS; EACH OF SAID ELEMENTS COMPRISING A SECTION OF WAVEGUIDE; A RADIATING ELEMENT ENCLOSING ONE END OF SAID WAVEGUIDE TO RECEIVE AND LAUNCH SAID ENERGY; FERROMAGNETIC MEANS TO PRODUCE A PREDETERMINED ELECTRICAL PHASE SHIFT IN ENERGY TRAVERSING SAID WAVEGUIDE IN OPPOSING DIRECTIONS, THE VALUE OF PHASE SHIFT BEING DIFFERENT FOR EACH DIRECTION TO YIELD A NET PHASE SHIFT REPRESENTED BY THE DIFFERENCE IN SAID VALUES; WAVEGUIDE SHORTING MEANS ENCLOSING THE OPPOSING END OF SAID WAVEGUIDE TO REVERSE THE DIRECTION OF TRAVEL OF SAID ENERGY THROUGH SAID ELEMENTF SELECTIVE REFLECTOR MEANS DISPOSED BETWEEN SAID SHORTING AND FERROMAGNETIC MEANS TO INTRODUCE A 180* PHASE DIFFERENTIAL IN ONE ORTHOGONAL ELECTRIC VECTOR OF SAID ENERGY RELATIVE TO THE ALLIED MUTUALLY PERPENDICULAR VECTOR AND THEREBY INVERT THE ORIENTATION OF SAID VECTORS OF SAID ENERGY TRAVERSING THE SPACE DEFINED BETWEEN SAID SHORTING MEANS AND THE ADJACENT END OF SAID FERROMAGNETIC MEANS.