Electromagnetic radiation monitor utilizing means responsive to all types of polarization

Claim 1

APPARATUS FOR MEASURING RADIO FREQUENCY POWER OF ANY POLARIZATION COMPRISING A SHEET OF NONCONDUCTING BASE MATERIAL HAVING A PAIR OF ELONGATED APERTURES THEREIN, THE INDIVIDUAL APERTURES OF SAID PAIR BEING DISPOSED WITH THEIR LONGITUDINAL AXES SUBSTANTIALLY AT RIGHT ANGLES TO EACH OTHER AND OF SUCH DIMENSIONS THAT THE ELECTRICAL LENGTH OF EACH APERTURE OF SAID PAIR OF APERTURES IS SHORTER THAN HALF THE WAVELENGTH OF THE HIGHEST FREQUENCY TO BE MEASURED, A LAYER OF CONDUCTIVE MATERIAL AFFIXED TO ONE SURFACE OF SAID BASE MATERIAL AND HAVING APERTURES THEREIN REGISTERING WITH THE APERTURES IN THE BASE MATERIAL, A FIRST AND A SECOND ELECTROMAGNETIC ENERGY DETECTION MEANS MOUNTED ACROSS THE NARROW DIMENSION AND INTERMEDIATE THE ENDS OF THE FIRST AND THE SECOND APERTURES IN THE BASE MATERIAL RESPECTIVELY, ELECTRICAL CONDUCTING MEANS INTERCONNECTING SAID FIRST AND SECOND DETECTION MEANS IN AN ADDITIVE ELECTRICAL CIRCUIT, AND TERMINAL MEANS CONDUCTIVELY CONNECTED TO THE COMBINATION OF SAID FIRST AND SECOND DETECTION MEANS WHEREBY THE ANTENNA MAY BE CONNECTED TO EXTERNAL UTILIZATION MEANS.