A compact bandpass filter with enhanced stopband characteristics by an asymmetric cross-shape defected ground structure

von Chen, Han-Jan
Veröffentlicht in: IEEE transactions on ultrasonics, ferroelectrics, and frequency control (2006)

Spurious suppression of a microstrip bandpass filter using three types of rectangular PBG loops

von Weng, Min-Hung
Veröffentlicht in: IEEE transactions on ultrasonics, ferroelectrics, and frequency control (2005)

Novel compact microstrip interdigital bandstop filters

von Yang, Ru-Yuan
Veröffentlicht in: IEEE transactions on ultrasonics, ferroelectrics, and frequency control (2004)