Tri-band Bandpass Filter Using Short and Open Stub-Loaded Resonator
LI Hao, XIAO Zhong-yin, CHU Jun-jun, LIU Yang, XU Xiao-xue, MA Quan-wen
Journal of Shanghai University(Natural Science Edition) . 2014, (2): 174 -179 .  DOI: 10.3969/j.issn.1007-2861.2013.07.004