Multi-band resonant v antenna

Claim 1

AN ANTENNA SYSTEM FOR TWO FREQUENCY BANDS OF RESPECTIVELY LOW AND HIGH FREQUENCY, COMPRISING A MAIN DIPOLE ANTENNA SECTION, A MAIN REFLECTOR SECTION MOUNTED REARWARDLY OF THE SAID MAIN DIPOLE SECTION, A MAIN DIRECTOR SECTION MOUNTED FORWARDLY OF SAID MAIN DIPOLE SECTION, SAID MAIN DIPOLE SECTION COMPRISING IN SPACED SEQUENCE FORWARDLY OF SAID MAIN REFLECTOR SECTION A FIRST FOLDED V-SHAPED DIPOLE, A SECOND FOLDED V-SHAPED DIPOLE, A FIRST CO-LINEAR DIPOLE-PARASITIC DIRECTOR ARRAY, A SECOND CO-LINEAR DIPOLE-PARASITIC DIRECTOR ARRAY, BOTH SAID PARASITIC DIRECTOR ARRAYS BEING MOUNTED FORWARDLY OF SAID FOLDED DIPOLES, THE FIRST CO-LINEAR ARRAY COMPRISING FIRST AND THIRD CO-LINEAR ELEMENTS RESPECTIVELY IN FORWARD ALIGNMENT WITH THE END PORTIONS OF SAID FOLDED DIPOLES AND CONSTITUTING ANOTHER HALF-WAVE DIPOLE AT THE LOWER FREQUENCY BAND, THE SECOND ELEMENT OF SAID FIRST ARRAY BEING IN ALIGNMENT WITH THE MEDIAN SECTIONS OF SAID FOLDED DIPOLES AND CONSTITUTING A PARASITIC DIRECTOR FOR SAID MEDIAN SECTIONS, THE SECOND CO-LINEAR ARRAY ALSO COMPRISING FIRST AND THIRD CO-LINEAR ELEMENTS IN FORWARD ALIGNMENT WITH THE END PORTIONS OF SAID FOLDED DIPOLES AND CONSTITUTING ANOTHER HALF-WAVE DIPOLE AT THE HIGHER FREQUENCY BAND, THE SECOND ELEMENT OF SAID SECOND ARRAY BEING IN ALIGNMENT WITH THE MEDIAN SECTIONS OF SAID FOLDED DIPOLES AND CONSTITUTING A PARASITIC DIRECTOR FOR SAID MEDIAN SECTIONS, AND MEANS COMPRISING A PAIR OF TAPERED IMPEDANCE MATCHING FEED LINE SECTIONS CONNECTING RESPECTIVELY THE INNER ENDS OF THE FIRST AND THIRD SECTIONS OF EACH OF SAID ARRAYS TO A COMMON TRANSMISSION LINE.