Bandstop filter with a wider upper passband using microstrip open-loop resonator
2016 ◽
Vol 26
(11)
◽
pp. 873-875
◽
Keyword(s):
2013 ◽
Vol 35
◽
pp. 1-11
◽
2009 ◽
Vol 52
(2)
◽
pp. 478-483
◽
Keyword(s):