Microwave switch

Claim 1

A MICROWAVE SWITCH COMPRISING PRIMARY AND SECONDARY WAUVEGUIDE SECTIONS ARRANGED SIDE-BY-SIDE AND HAVING A COMMON WALL FORMED WITH A SLOT BETWEEN THE SECTIONS, SAID PRIMARY SECTION HAVING AN INPUT BRANCH AND AN OUTPUT BRANCH AND SAID SECONDARY SECTION HAVING OUTPUT BRANCHES, A PAIR OF CRYSTAL DIODES MOUNTED IN THE SLOT, SAID DIODES BEING SEPARATED BY A SPACE OF APPROXIMATELY ONE QUARTER WAVELENGHT, AND MEANS FOR APPLYING ENERGIZING POTENTIALS TO SAID DIODES, SAID PRIMARY WAVEGUIDE CONDUCTING MAXIMUM ENERGY APPLIED TO ITS INPUT BRANCH TO ITS OUTPUT BRANCH UNDER A CONDITION OF ZERO PULSE VOLTAGE INPUT TO THE DIODES, SAID ENERGY OUTPUT BEING DIVIDED BETWEEN THE PRIMARY WAVEGUIDE OUTPUT BRANCH, AND THE ADJACENT SECONDARY WAVEGUIDE OUTPUT BRANCH, AND WITH A MINIMUM REFLECTION TO THE SECONDARY OUTPUT BRANCH ADJACENT THE PRIMARY INPUT BRANCH, UPON THE APPLICATION OF A POSITIVE PULSE TO THE DIODES AND WITH A COUPLING COEFFICIENT OF 2, SAID ENERGY OUTPUT APPEARING IN ITS ENTIRELY AT SAID ADJACENT SECONDARY WAVEGUIDE OUTPUT BRANCH WHEN SAID SLOT COUPLING COEFFICIENT IN UNITY.