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A design approach to multimode resonant, backfire dipole antenna with nearly equal E‐/H‐plane patterns is proposed in this letter. The antenna is comprised by a 1.5‐wavelength sectorial dipole, a hyperbola‐intersected elliptical primary reflector, and an elliptical subreflector. By adjusting the size and shape of the intersected‐hyperbola elliptical reflector and the position of the tangentially loaded...