Table of Contents Author Guidelines Submit a Manuscript
International Journal of Antennas and Propagation
Volume 2017, Article ID 7365793, 5 pages
https://doi.org/10.1155/2017/7365793
Research Article

Design of Internal Wire-Based Impedance Matching of Helical Antennas Using an Equivalent Thin-Wire Model

1School of Electrical Engineering, University of Belgrade, Bulevar kralja Aleksandra 73, 11120 Belgrade, Serbia
2Department of Electrical and Computer Engineering, Colorado State University, Fort Collins, CO 80523-1373, USA
3Serbian Academy of Sciences and Arts, Knez Mihailova 35, 11000 Belgrade, Serbia

Correspondence should be addressed to Milan M. Ilić; sr.fte@cilinalim

Received 9 August 2017; Accepted 23 November 2017; Published 17 December 2017

Academic Editor: Miguel Ferrando Bataller

Copyright © 2017 Slobodan V. Savić et al. 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. G. A. Thiele and W. L. Stutzman, Antenna Theory and Design, J. Wiley, New York, 1981.
  2. J. D. Kraus, Antennas, (Electrical Engineering), McGraw-Hill, New York, 2nd edition, 1988.
  3. J. D. Kraus, “Helical beam antennas,” Electronics, vol. 20, pp. 109–111, 1947. View at Google Scholar
  4. J. D. Kraus and J. C. Williamson, “Characteristics of helical antennas radiating in the axial mode,” Journal of Applied Physics, vol. 19, no. 1, pp. 87–96, 1948. View at Publisher · View at Google Scholar · View at Scopus
  5. A. Bystrom and D. G. Berntsen, “An experimental investigation of cavity-mounted helical antennas,” IRE Transactions on Antennas and Propagation, vol. 4, no. 1, pp. 53–58, 1956. View at Publisher · View at Google Scholar
  6. H. E. King and J. L. Wong, “Characteristics of 1 to 8 wavelength uniform helical antennas,” IEEE Transactions on Antennas and Propagation, vol. 28, no. 2, pp. 291–296, 1980. View at Google Scholar
  7. A. R. Djordjevic, A. G. Zajić, M. M. Ilić, and G. L. Stüber, “Optimization of helical antennas [antenna designer's notebook],” IEEE Antennas and Propagation Magazine, vol. 48, no. 6, pp. 107–115, 2006. View at Publisher · View at Google Scholar · View at Scopus
  8. A. R. Djordjevic, A. G. Zajić, and M. M. Ilić, “Enhancing the gain of helical antennas by shaping the ground conductor,” IEEE Antennas Wireless Propagation Letters, vol. 5, no. 1, pp. 138–140, 2006. View at Publisher · View at Google Scholar · View at Scopus
  9. R. J. Stegen, “Impedance matching of helical antennas,” IEEE Transactions on Antennas and Propagation, vol. 12, no. 1, pp. 125-126, 1964. View at Publisher · View at Google Scholar · View at Scopus
  10. J. D. Kraus, “A 50-ohm input impedance for helical beam antennas,” IEEE Transactions on Antennas and Propagation, vol. AP-25, no. 6, pp. 913–913, 1977. View at Publisher · View at Google Scholar · View at Scopus
  11. V. Wongpaibool, “Improved axial-mode-helical-antenna impedance matching utilizing triangular copper strip for 2.4-GHz WLAN,” in 2008 International Wireless Communications and Mobile Computing Conference, pp. 869–873, Crete Island, Greece, 2008. View at Publisher · View at Google Scholar · View at Scopus
  12. M. M. Ilić, S. V. Savić, and P. Djondović, “Internal matching of UHF helical antenna exciters for magnetic resonance imaging,” in 3rd International Conference on Electrical, Electronic and Computing Engineering, pp. API1.1.1–API1.1.5, Zlatibor, Serbia, 2016.
  13. D. E. Baker, “Measured performance of a broadband matching section for peripherally fed helical antennas,” The Transactions of the South African Institute of Electrical Engineers, vol. 76, no. 2, pp. 56–61, 1985. View at Google Scholar
  14. R. P. Hecken, “A near-optimum matching section without discontinuities,” IEEE Transactions on Microwave Theory and Techniques, vol. 20, no. 11, pp. 734–739, 1972. View at Publisher · View at Google Scholar · View at Scopus
  15. B. D. Popović and A. Nešić, “Generalisation of the concept of equivalent radius of thin cylindrical antennas,” IEE Proceedings H-Microwaves, Optics and Antennas, vol. 131, no. 3, pp. 153–158, 1984. View at Publisher · View at Google Scholar
  16. A. R. Djordjević, M. B. Baždar, V. V. Petrović, D. I. Olćan, T. K. Sarkar, and R. F. Harrington, Awas for Windows Version 2.0: Analysis of Wire Antennas and Scatterers, Artech House, Norwood, Massachusetts, 2002.
  17. WIPL-D. WIPL-D Pro 11.0, 2013, http://www.wipl-d.com.
  18. B. D. Popović, M. B. Dragović, and A. R. Djordjević, Analysis and Synthesis of Wire Antennas (Antennas Series), John Wiley & Sons-Research Studies Press, New York, 1982.
  19. A. R. Djordjević, M. B. Baždar, R. F. Harrington, and T. K. Sarkar, Linpar for Windows: Matrix Parameters for Multiconductor Transmission Lines, Version 2.0, Artech House, Norwood, Massachusetts, 1999.
  20. ANSYS, ANSYS MAXWELL 15.0.0, 2014, http://www.ansys.com.
  21. ANSYS, ANSYS HFSS 15.0.0, 2014, http://www.ansys.com.
  22. B. D. Popović, A. R. Djordjević, and N. M. Kirćanski, “Simple method for analysis of dielectric-coated wire antennas,” Radio and Electronic Engineer, vol. 51, no. 3, pp. 141–145, 1981. View at Google Scholar