Parametric frequency doubler-limiter

Claim 1

A PARAMETRIC DEVICE FOR DOUBLING THE FREQUENCY AND LIMITING THE AMPLITUDE OF AN APPLIED SIGNAL AVAILABLE FROM A PRESELECTED SOURCE, SAID DEVICE COMPRISING FIRST AND SECOND ADJACENT PARALLEL CONDUCTIVE SHEETS, A SUBSTANTIAL PORTION OF SAID SECOND CONDUCTIVE SHEET BEING COEXTENSIVE WITH SAID FIRST CONDUCTIVE SHEET; A FIRST ELONGATED FLAT CONDUCTIVE ELEMENT DISPOSED FROM A FIRST ELONGATED AN OUTPUT JUNCTION IN A PLANE PARALLEL TO AND INTERMEDIATE SAID FIRST AND SECOND CONDUCTIVE SHEETS, SAID FIRST ELONGATED FLAT CONDUCTIVE ELEMENT HAVING SECOND, THIRD AND FOURTH JUNCTIONS DISPOSED THEREALONG IN THE ORDER NAMED FROM SAID FIRST JUNCTION TO SAID OUTPUT JUNCTION; MEANS INTERCONNECTED BETWEEN SAID PRESELECTED SOURCE AND SAID FIRST JUNCTION FOR MAKING SAID APPLIED SIGNAL AVAILABLE AT SAID FIRST JUNCTION AND FOR DIVERTING REFLECTIONS THEREFROM FROM SAID PRESELECTED SOURCE; FIRST STRIPLINE MEANS CONNECTED TO SAID SECOND JUNCTION CONSTITUTING SECOND AND THIRD ELONGATED FLAT CONDUCTIVE ELEMENTS DISPOSED IN SAID PLANE PARALLEL TO AND INTERMEDIATE SAID FIRST AND SECOND CONDUCTIVE SHEETS AND CONNECTED TO OPPOSITE SIDES OF SAID FIRST ELONGATED ELEMENT AT SAID SECOND JUNCTIONS, SAID SECOND AND THIRD ELONGATED FLAT CONDUCTIVE ELEMENTS EACH BEING OF A LENGTH SUBSTANTIALLY EQUAL TO ONE-