Research Article
A Study of a Wide-Angle Scanning Phased Array Based on a High-Impedance Surface Ground Plane
Figure 12
Schematic illustration of the propagation paths of , , and , where the orange, blue, and red lines in the free space are the propagation paths of , , and , respectively, while the blue and red lines in the substrate are the propagation paths of TM0,0 and TM−1,0.