Reconfigurable Ring Filter with Controllable Frequency Response

Table 3

Summarized values for reconfigured ring designed at nominal center frequency, 𝑓_𝑜=1 GHz, nominal transmission zero, 𝑓_tz=0.83 GHz, and 𝑅_𝑜𝑐=0.70.

Parameter 𝑥	1.00	0.805
𝑍𝑟, 𝑍𝑜𝑜 (Ω)	85.00, 35.00	75.00, 34.62
𝑍𝑜𝑒 (Ω)	70	70
Reconfigured center frequency, 𝑓𝑜𝑟 (GHz)	0.668	0.700
Calculated 𝐶𝑟 (pF)	3.53	3.328