Selectivity improved directional filters using cross-coupling introduced transmission zeros
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DOI: 10.1080/09205071.2019.1663371
Abstract: ABSTRACT In this paper, the realization of traveling-wave directional filters allowing for selectivity improvement without increasing filter’s order is presented and studied. It is shown that the introduction of loose cross-coupling between #(n-1)th loop resonator… read more here.
Keywords: transmission; cross coupling; directional filters; transmission zeros ... See more keywords