Title :
A novel microstrip diplexer design using defected ground structure
Author :
Liu, Haiwen ; Yoshimasu, Toshihiko ; Kurachi, S. ; Chen, Jia ; Li, Zhengfan ; Sun, Xiaowei
Author_Institution :
Sch. of Inf., Production & Syst., Waseda Univ., Kitakyushu, Japan
Abstract :
A simple microstrip diplexer using defected ground structure (DGS) is described in this letter. The diplexer has been designed, fabricated, and measured. Results show the new diplexer exhibits an isolation of greater than 26 dB between channels.
Keywords :
band-stop filters; microstrip filters; multiplexing equipment; periodic structures; DGS bandstop filters; defected ground structure; diplexer interchannel isolation; microstrip T-junction; microstrip diplexer; periodic ground plane defects; Etching; Insertion loss; Microstrip filters; Microwave filters; Passband; Planar waveguides; Production systems; Signal design; Transceivers; Wideband;
Conference_Titel :
Communications, Circuits and Systems, 2005. Proceedings. 2005 International Conference on
Print_ISBN :
0-7803-9015-6
DOI :
10.1109/ICCCAS.2005.1495297
