Ultra compact CPW dual band filter based on π-generalized metamaterial NRI transmission line

References

• Eleftheriades GV, Iyer AK, Kremer PC. Planar negative refractive index media using periodically L-C loaded transmission lines. IEEE Trans. Microwave Theory Tech. 2002;50:2702–2712.
   Google Scholar
• Caloz C, Itoh T. Transmission line approach of left-handed (LH) materials and microstrip implementation of an artificial LH transmission line. IEEE Trans. Antennas Propag. 2004;52:1159–1166.
   Web of Science ®Google Scholar
• Caloz C, Itoh T. Electromagnetic metamaterials transmission line theory and microwave applications. New Jersey (NJ): Wiley; 2006.
   Google Scholar
• Eleftheriades GV, Balmain KG. Negative-refraction metamaterials. New Jersey (NJ): Wiley; 2005.10.1002/0471744751
   Google Scholar
• Karimian S, Hu Z. Miniaturized composite right/left-handed stepped-impedance resonator bandpass filter. IEEE Microwave Wirel. Compon. Lett. 2012;22:400–402.
   Web of Science ®Google Scholar
• Yang L, Seo S-D, Cho H-R, Yang D-Y. Analysis of unit cells for filter design using CRLH transmission line. Digest 4th International Conference in Communication and Electronics (ICCE). 2012; Vietnam. p. 397–401.
   Google Scholar
• Chi P-L, Yang T. Novel compact partial-H plane filter based on the composite right/left-handed transmission line in folded substrate-integrated waveguide. Digest Asia-Pacific; 2012. Kaohsiung, Taiwan, p. 460–462.
   Google Scholar
• Abdalla MA, Hu Z. Compact tuneable single and dual mode ferrite left-handed coplanar waveguide coupled line couplers. IET Microwaves Antennas Propag. 2009;3:695–702.
   Web of Science ®Google Scholar
• Abdalla MA, Hu Z. Compact novel CPW ferrite coupled line circulator with left-handed power divider/combiner. Digest European Microwave Week. 2011; Manchester, UK: EuMW2011; 2014 Nov 10–11 p. 794–797.
   Google Scholar
• Abdalla MA, Hu Z. On the study of left-handed coplanar waveguide coupler on ferrite substrate. 2008 PIERS The 23rd Progress in Electromagnetics Research Symposium; 2008 Mar 24–28; Hangzhou, China, p. 667–671.
   Google Scholar
• Karimian S, Abdalla M, Hu Z. Left-handed stepped impedance resonator for WLAN applications. 2009 3rd International Congress on Advanced Electromagnetic Material in Microwave and Optics, 2009 Aug 30–Sep 4; London, UK, p. 1–4.
   Google Scholar
• Karimian S, Hu Z, Abdalla MA. Compact half-wavelength metamaterial stepped impedance resonator (SIR). Digest IEEE AP-S International Antennas and Propagation Symposium; USA, p. 2951–2953.
   Google Scholar
• Daw AF, Abdalla MA, Elhennawy HM. Dual band high selective compact transmission line gap resonator. 2014 Loughborough Antennas & Propagation Conference; 2014 Nov 10–11; Loughborough, UK; p. 91–94.10.1109/LAPC.2014.6996328
   Google Scholar
• Abdalla MA, Wahba W, Elregaily H, Allam AA, Abdel Nazir A. A compact and wideband SIW metamaterial impedance transformer. 2nd MeCAP; Dec 2012; Cairo, Egypt, p. 1–4.
   Google Scholar
• Abdalla MA, Hu Z. Compact and broadband left handed CPW power divider/combiner for C/X bands. 29th National Radio Science Conference (NRSC2011); 2012 Apr. 10–12; Faculty of Engineering/Cairo University, Egypt, p. 29–36.
   Google Scholar
• Abdalla M, Hu Z. Ferrite tunable metamaterial phase shifter. 2010 IEEE AP-S International Antenna and Propagation Symposium Digest; 2010 Jul 11–17; Toronto, Canada. p. 1–4.
   Google Scholar
• Abdalla MA, Foad MA, Elregeily HA, Mitkees AA. Wideband negative permittivity metamaterial for size reduction of stopband filter in antenna applications. Prog. Electromagn. Res. C. 2012;25:55–66.10.2528/PIERC11082509
   Google Scholar
• Eleftheriades GV. A generalized negative-refractive-index transmission-line (NRI-TL) metamaterial for dual-band and quad-band applications. IEEE Microwave Wirel. Compon. Lett. 2007;17:415–417.
   Web of Science ®Google Scholar
• Markley L, Eleftheriades GV. Quad-band negative-refractive-index transmission-line unit cell with reduced group delay. Electron. Lett. 2010;46:1206–1208.10.1049/el.2010.1797
   Web of Science ®Google Scholar
• Ryan GM, Eleftheriades GV. A single-ended all-pass generalized negative-refractive-index transmission line using a bridged-T circuit. Microwave Symposium Digest (MTT), 2012 IEEE MTT-S International. 2012; Montreal, Canada, p. 1–3.
   Google Scholar
• Ryan CM, Eleftheriades GV. Design of a printed dual-band coupled-line coupler with generalised negative-refractive index transmission lines. IET Microwaves Antennas Propag. 2012;6:705–712.
   Web of Science ®Google Scholar
• Papanastasiou AC, Georghiou GE, Eleftheriades GV. A quad-band Wilkinson power divider using generalized NRI transmission lines. IEEE Microwave Wirel. Compon. Lett. 2008;18:521–523.10.1109/LMWC.2008.2001010
   Web of Science ®Google Scholar
• Draskovic D, Budimir D. Quad-band power dividers with generalized NRI metamaterial transmission lines. Antennas and Propagation Society International Symposium, 2009. APSURSI ‘09. IEEE, 2009; p. 1–4.
   Google Scholar
• Studniberg M, Eleftheriades GV. A dual-band bandpass filter based on generalized negative-refractive-index transmission-lines. IEEE Microwave Wirel. Compon. Lett. 2009;19:122–522.
   Web of Science ®Google Scholar
• Fouad MA, Abdalla MA. A new π-T generalized metamaterial NRI transmission line for a compact CPW triple BPF applications. IET Microwave Antenna Propag. 2014;8:1097–1104.
   Web of Science ®Google Scholar
• Fouad MA. Metamaterials for RF and microwave filter applications [Msc thesis]. Department Electronics Engineering, MTC College, Cairo, Egypt; 2013.
   Google Scholar
• Pozar DM. Microwave engineering. New York (NY): Wiley; 2012.
   Google Scholar
• Bahl J. Lumped elements for RF and microwave circuits. Boston (MA): Artech House; 2003.
   Google Scholar
• Hong J, Lancaster MJ. Microstrip filters for RF/microwave applications. New York (NY): Wiley; 2001.10.1002/0471221619
   Google Scholar
• Mao S-G, Chen S-L, Huang C-W. Effective electromagnetic parameters of novel distributed left-handed microstrip lines. IEEE Trans. Microwave Theory Tech. 2005;53:1515–1521.
   Web of Science ®Google Scholar
• Chen F, Chu Q, Li Z, Wu X. Compact dual-band bandpass filter with controllable bandwidths using stub-loaded multiple-mode resonator. Microwaves Antennas Propag. IET. 2012;6:1172–1178.
   Web of Science ®Google Scholar
• Sun S. A dual-band bandpass filter using a single dual-mode ring resonator. IEEE Microwave Wirel. Compon. Lett. 2011;21:298–300.10.1109/LMWC.2011.2132119
   Web of Science ®Google Scholar