Compact superconducting single- and dual-band filter design using multimode stepped-impedance resonator*

Project supported by the National Natural Science Foundation of China (Grant No. 61371009) and the Fund from the Chinese Ministry of Science and Technology (Grant No. 2014AA032703).

Wang Xiang1, Wei Bin1, †, Lu Xi-Long2, Guo Xu-Bo1, Cao Bi-Song1
       

(color online) (a) Simulated and measured results of the dual-band filter, (b) values of measured S21 transmission coefficient of dual-band filter at various operating temperatures.