Variable power division hybrid ring directional coupler

Claim 1

A VARIABLE POWER DIVISION RATIO HYBRID RING DIRECTIONAL COUPLER COMPRISING A HYBRID RING INCLUDING LONGITUDINALLY SPACED CONDUCTING WALLS DEFINING A CIRCULAR WAVE CONDUCTION PATH WITH FIRST AND SECOND TERMINAL BRANCHES PROJECTING FROM DIAMETRICALLY OPPOSED POINTS OF THE PATH AND SECOND AND THIRD TERMINAL BRANCHES PROJECTING FROM EQUALLY SPACED-APART POINTS OF ONE OF THE HALVES OF SAID PATH DEFINED BETWEEN SAID FIRST AND SECOND BRANCHES, SAID CONDUCTION PATH HAVING FIRST, SECOND, AND THIRD SECTORS OF EQUAL ELECTRICAL LENGTH RESPECTIVELY INTERPOSED BETWEEN SAID FIRST AND THIRD, THIRD AND FOURTH, AND FOURTH AND SECOND BRANCHES, SAID CONDUCTION PATH HAVING A FOURTH SECTION WITH AN ELECTRICAL LENGTH EQUAL TO THE TOTAL ELECTRICAL LENGTH OF SAID FIRST, SECOND AND THIRD SECTORS INTERPOSED BETWEEN SAID FIRST AND SECOND BRANCHES, A PLURALITY OF CONDUCTING SECTORIAL SEGMENTS CORRESPONDING TO SAID SECTORS OF SAID CONDUCTION PATH MOUNTED FOR LONGITUDINAL TRANSLATION INTO AND OUT OF SAID SECTORS AND IN CONTACT WITH ONE OF SAID CONDUCTING WALLS, AND MEANS COUPLED TO SAID SEGMENTS FOR SELECTIVELY EFFECTING TRANSLATION OF ADJACENT ONES THEREOF IN OPPOSITE DIRECTIONS AND TRANSLATION OF ALTERNATE ONES THEREOF THROUGH EQUAL DISTANCES.