Fig. 8
From: A full Ka band gap waveguide based slot array antenna with 45° slant polarization

Simulated |S11| of the subarray and the gain of the proposed 8 × 8-element array antenna.
From: A full Ka band gap waveguide based slot array antenna with 45° slant polarization

Simulated |S11| of the subarray and the gain of the proposed 8 × 8-element array antenna.