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Articles

Compact Microstrip Ring Branch-Line Coupler with Harmonic Suppression

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Pages 2119-2126 | Published online: 03 Apr 2012

References

  • Pozar , D. M. 2005 . Microwave Engineering , 3rd edition , 333 – 337 . New York : Wiley . Ch. 7
  • Chiang , Y.-C. and Chen , C.-Y. 2001 . Design of a wide-band lumpedelement 3-dB quadrature coupler . IEEE Trans. Microw. Theory Tech. , 49 ( No. 3 ) Mar. : 476 – 479 .
  • Liao , S.-S. and Peng , J.-T. 2006 . Compact planar microstrip branchline couplers using the quasi-lumped elements approach with nonsymmetrical and symmetrical T-shaped structure . IEEE Trans. Microw. Theory Tech. , 54 ( No. 9 ) Sep. : 3508 – 3514 .
  • Vogel , R. W. 2003 . Analysis and design of lumpedand lumpeddistributed-element directional couplers for MIC and MMIC application . IEEE Trans. Microw. Theory Tech. , 40 ( No. 2 ) Feb. : 253 – 262 .
  • Eccleston , K. W. and Ong , S. H. M. 2003 . Compact planar microstripline branch-line and rat-race couplers . IEEE Trans. Microw. Theory Tech. , 51 ( No. 10 ) Oct. : 2119 – 2125 .
  • Sun , K.-O. , Ho , S.-J. , Yen , C.-C. and Weide , D. V. D. 2005 . A compact branch-line coupler using discontinuous microstrip lines . IEEE Microw. Wireless Compon. Lett. , 15 ( No. 8 ) Aug. : 519 – 520 .
  • Chuang , M.-L. 2005 . Miniaturized ring coupler of arbitrary reduced size . IEEE Microw. Wireless Compon. Lett. , 15 ( No. 1 ) Jan. : 16 – 18 .
  • Sakagami , I. , Haga , M. and Munehiro , T. 1999 . Reduced branchline coupler using eight two-step stubs . IEEE Pro. — Microw. Antennas Propag. , 6 Dec. : 455 – 460 .
  • Liao , S.-S. , Sun , P.-T. , Chin , N.-C. and Peng , J.-T. 2005 . A novel compact-size branch-line coupler . IEEE Microw. Wireless Compon. Lett. , 15 ( No. 9 ) Sep. : 588 – 590 .
  • Ghali , H. and Mosely , T. A. 2004 . Miniaturized fractal rat-race, branch-line and coupled-line hybrids . IEEE Trans. Microw. Theory Tech. , 52 ( No. 11 ) Nov. : 2513 – 2520 .
  • Chen , W.-L. and Wang , G.-M. 2008 . Exact design of novel miniaturized fractal-shaped branch-line couplers using phaseequalizing method . IET Microwaves, Antenna & Propagation , 2 ( No. 8 ) Apr. : 773 – 780 .
  • Ramesh , M. , Pachiaraj , D. and Kalghatgi , A. T. 2008 . A compact branch line coupler using defected ground structure . Journal of Electromagnetics Wave and Applications , : 267 – 276 .
  • Sharma , R. , Chakravarty , T. , Bhooshan , S. and Bhattacharyya , A. B. 2006 . Design of a novel 3 dB microstrip backward wave coupler using defected ground structure . Progress In Electromagnetics Research , PIER 65 : 261 – 273 .
  • Jung , S.-C. , Negra , R. and Ghannouchi , F. M. 2008 . A design methodology for miniaturized 3-dB branch-line hybrid couplers using distributed capacitors printed in the inner area . IEEE Trans. Microw. Theory Tech. , 56 ( No. 12 ) Dec. : 2950 – 2953 .
  • Wang , J. P. , Wang , B.-Z. , Guo , Y.-X. , Ong , L. C. and Xiao , S. Q. 2007 . A compact slow-wave microstrip branch-line coupler with high performance . IEEE Microw. Wireless Compon. Lett. , 17 ( No. 7 ) Jul. : 501 – 503 .
  • Hsieh , L.-H. and Chang , K. 2003 . Compact elliptic-function low-pass filter using microstrip stepped-impedance hairpin resonators . IEEE Trans. Microw. Theory Tech. , 51 ( No. 1 ) Jan. : 193 – 199 .

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