A Review of Sensing Strategies for Microwave Sensors Based on Metamaterial-Inspired Resonators: Dielectric Characterization, Displacement, and Angular Velocity Measurements for Health Diagnosis, Telecommunication, and Space Applications

Figure 15

(a) Stator, (b) rotor, and (c) assembly of the prototype. Via holes and strips connecting the CPW ground planes are used to suppress the slot mode. Calibration marks on the stator are visible.

(a)

(b)

(c)