Inverted S-Shaped Compact Antenna for X-Band Applications

Figure 4

Simulated reflection coefficient for different values of 𝑊_𝑠 (other parameters: 𝐿=20mm, 𝑊=17.2mm, 𝐿1=3mm, 𝐿2=13mm, 𝐿_𝑠=9mm, 𝐿_𝑔=20mm, 𝑊_𝑔=17.2mm, 𝑅1=2mm, 𝑅2=3mm, 𝑋_𝑓, 𝑌_𝑓=10,8.6).