Table of Contents
International Journal of Microwave Science and Technology
Volume 2013 (2013), Article ID 567342, 10 pages
http://dx.doi.org/10.1155/2013/567342
Research Article

Compact and Wideband Parallel-Strip 180° Hybrid Coupler with Arbitrary Power Division Ratios

Department of Electronic Engineering, City University of Hong Kong, Hong Kong

Received 13 September 2013; Revised 15 November 2013; Accepted 2 December 2013

Academic Editor: Paolo Colantonio

Copyright © 2013 Leung Chiu and Quan Xue. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. R. Mongia, I. Bahl, and P. Bhartia, RF and Microwave Coupled-Line Circuits, Artech House, Norwood, Mass, USA, 1999.
  2. C. Y. Pon, “Hybrid-ring directional coupler for arbitrary power division,” IEEE Transactions on Microwave Theory and Techniques, vol. 9, no. 6, pp. 529–535, 1961. View at Google Scholar
  3. L. Chiu, T. Y. Yum, Q. Xue, and C. H. Chan, “A wideband compact parallel-strip 180° Wilkinson power divider for push-pull circuitries,” IEEE Microwave and Wireless Components Letters, vol. 16, no. 1, pp. 49–51, 2006. View at Publisher · View at Google Scholar · View at Scopus
  4. L. Chiu and Q. Xue, “A parallel-strip ring power divider with high isolation and arbitrary power-dividing ratio,” IEEE Transactions on Microwave Theory and Techniques, vol. 55, no. 11, pp. 2419–2426, 2007. View at Publisher · View at Google Scholar · View at Scopus
  5. S.-G. Kim and K. Chang, “Ultrawide-band transitions and new microwave components using double-sided parallel-strip lines,” IEEE Transactions on Microwave Theory and Techniques, vol. 52, no. 9, pp. 2148–2152, 2004. View at Publisher · View at Google Scholar · View at Scopus
  6. L. Chiu and Q. Xue, “Wideband parallel-strip 90° hybrid coupler with swap,” Electronics Letters, vol. 44, no. 11, pp. 687–688, 2008. View at Publisher · View at Google Scholar · View at Scopus
  7. T. T. Mo, Q. Xue, and C. H. Chan, “A broadband compact microstrip rat-race hybrid using a novel CPW inverter,” IEEE Transactions on Microwave Theory and Techniques, vol. 55, no. 1, pp. 161–166, 2007. View at Publisher · View at Google Scholar · View at Scopus
  8. T. W. K. Wu, “Size-reduction and band-broadening design technique of uniplanar hybrid ring coupler using phase inverter for M(H)MIC's,” IEEE Transactions on Microwave Theory and Techniques, vol. 47, no. 2, pp. 198–206, 1999. View at Publisher · View at Google Scholar · View at Scopus