Design of Wideband Two-Sided Bandpass Frequency Selective Surface for X, Ka, and Ku Band Application

Table 5

Comparison of the structure with proposed and existing work.

Ref no.	Design structure	Structure type
[28]		Square loop and square slot
[35]		Resistor loaded square loop
[36]		Bottom side square loop
Proposed work		Square loop with ring in front and back side