00982234IEEE TRANSACTIONS ON MICROWAVE THEORY AND TECHNIQUES, VOL. 50, NO. 2, FEBRUARY 2002 549 Characterization of Finite-Ground CPW Reactive Series-Connected Elements for Innovative Design of Uniplanar M(H)MICs Lei Zhu, Senior Member, IEEE, and Ke Wu, Fellow, IEEE Abstract―In this paper, a variety of finite-ground coplanar waveguide (FGCPW) reactive series-connected capacitive and inductive elements are extensively studied and characterized as equivalent-circuit models that include complex parasitic effects caused by finite-ground widths. These models are developed by implementing a numerical calibration procedure called short-open calibration, which is used to extract characteristic parameters of the circuit model from full-wave method-of-moments calculations. The proposed model is generally ……