A compact tri-band microstrip filter with independently tunable passbands and high selectivity. - Fan Zhang 040; Yang Gao 020; Yi Wang 020; Yi Zhang 063; Jun Xu (IEICE Electron. Express, 2019)

Compact tunable dual-band bandpass filter with independently tunable passbands and high selectivity. - Fan Zhang 040; Yi Wang 020; Yang Yu 068; Yang Gao 020; Yi Zhang 063; Yun-xiao Peng; Cheng Guo 006; Jun Xu (IEICE Electron. Express, 2019)

A 3-D Printed Bandpass Filter Using TM₂₁₁-Mode Slotted Spherical Resonators With Enhanced Spurious Suppression. - Fan Zhang 040; Cheng Guo 006; Yi Zhang 063; Yang Gao 020; Bing Liu; Minjie Shu; Yi Wang 020; Yuliang Dong; Michael J. Lancaster; Jun Xu (IEEE Access, 2020)