A New Design Method for Ultrawideband Microstrip-to-Suspended Stripline Transitions

Figure 9

Characteristic impedances as a function of 𝑤/ℎ and 𝑠/ℎ (cal.: calculated, sim.: simulated). In case of (a), 𝑠=40mil,  𝑔=10mil,   ℎ=8mil,   𝑤₁=200mil, 𝑤₂=200mil, ℎ₁=80mil, and ℎ₂=200mil. In case of (b), 𝑤=70mil,   𝑔=10mil,   ℎ=8mil,   𝑤₁=200mil,  𝑤₂=200mil,   ℎ₁=80mil, and   ℎ₂=200mil.

(a)

(b)