Ultra-wideband filtering 180° hybrid coupler with super wide upper stopband using swap phase inverter and electromagnetic bandgap structures on double-sided parallel-strip line
发布时间:2020-06-12
发表刊物:IEEE ACCESS
ISSN号:2169-3536
是否译文:否
发表时间:2018-07-01
论文类型:期刊论文