1. Niu, H.-N. and P. Li, "The implementation of inmarsat-C/GPS technology in buoy system," ournal of China Institute of Communications, Vol. 22, No. 5, 67-70, 2001.
2. Zhang, R.-H., J. Zhu, J.-P. Xu, Y.-M. Liu, Q.-Q. Li, and T. Niu, "Argo global ocean data assimilation and its applications in short-term climate prediction and oceanic analysis," Chinese Journal of Atmospheric Sciences, Vol. 37, No. 2, 411-424, 2013.
3. Zhang, S.-Y., Y. Lin, and X.-Y. Chi, "Study on argos transmitter terminal and its applications," Ocean Technology, Vol. 24, No. 1, 25-28, 2005.
4. International Telecommunication Union "Recommendation ITU-R S.484-3. Station-keeping in longitude of geo-stationary satellites in the fixed-satellite service,", International Telecommunication Union Electronic Publishing Service, Geneva, 2004.
5. Shi, H. L., G. X. Ai, Y. B. Han, et al. "Multi-life cycles utilization of retired satellites," Sci. China Ser. G-Phys. Mech. Astron., Vol. 52, No. 3, 323-327, 2009.
doi:10.1007/s11433-009-0055-8
6. International Telecommunication Union "Recommendation ITU-R S.743-1, The coordination between satellite networks using slightly inclined geostationary-satellite orbits (GSOs) and between such networks and satellite networks using non-inclined GSO satellites,", International Telecommunication Union Electronic Publishing Service, Geneva, 2004.
7. Wang, Z., et al. "An inmarsat BGAN terminal patch antenna array with unequal input impedance elements and conductor-backed ACPW series-feed network," IEEE Transactions on Antennas and Propagation, Vol. 60, No. 3, 1642-1647, 2012.
doi:10.1109/TAP.2011.2180325
8. Wang, L., et al. "Design of a new printed dipole antenna using in high latitudes for inmarsat," IEEE Antennas and Wireless Propagation Letters, Vol. 10, 2011.
9. McEwen, L. N. J., R. A. Abd-Alhameed, E. M. Ibrahim, P. S. Excell, and N. T. Ali, "Compact WLAN disc antennas," IEEE Transactions on Antennas and Propagation, Vol. 50, No. 12, 1862-1864, 2002.
doi:10.1109/TAP.2002.807368
10. Zhou, D., R. A. Abd-Alhameed, C. H. See, and P. S. Excell, "New circularly-polarised conical-beam microstrip patch antenna array for short-range communication systems," Microwave and Optical Technology Letters, Vol. 51, 78-81, Jan. 2009.
doi:10.1002/mop.23956
11. Su, S. W., K. L. Wong, and C. L. Tang, "Ultra-wideband square planar monopole antenna for IEEE 802.16a operation in the 2–11 GHz band," Microwave and Optical Tech. Letters, Vol. 32, No. 4, 463-466, 2004.
doi:10.1002/mop.20337
12. Zhang, F. F., et al. "Design and investigation of broadband monopole antenna loaded with nonfoster circuit," Progress In Electromagnetics Research C, Vol. 17, 254-255, 2010.
13. Kim, J.-Y., N. Kim, S. Lee, and B.-C. Oh, "Triple band-notched UWB monopole antenna with two resonator structures," Microwave and Optical Technology Letters, Vol. 55, No. 1, 4-6, 2013.
doi:10.1002/mop.27275
14. Go, H.-C. and Y.-W. Jang, "Multi-band modified fork-shaped microstrip monopole antenna with ground plane including dual-triangle portion," Electronics Letters, Vol. 40, No. 10, 2004.
doi:10.1049/el:20040404
15. Chawanonphithak, Y. and C. Phongcharoenpanich, "Miniaturized dual-band π-shaped monopole antennas with modified rectangular ground plane," Proc. of 11th International Conference on Electrical Engineering Electronics, Computer, Telecommunications and Information Technology, ECTI-CON, 2014.
16. Shah, S. A. A., M. F. Khan, S. Ullah, and J. A. Flint, "Design of a multi-band frequency reconfigurable planar monopole antenna using truncated ground plane for Wi-Fi, WLAN and WiMAX applications," International Conf. on Open Source Systems and Technologies, 2014.
17. Antoniades, M. A. and G. V. Eleftheriades, "A compact multiband monopole antenna with a defected ground plane," IEEE Antennas and Wireless Propagation Letters, Vol. 7, 2008.
18. Gemio, J., J. P. Granados, and J. S. Castany, "Dual-band antenna with fractal-based ground plane for WLAN applications," IEEE Antennas and Wireless Propagation Letters, Vol. 8, 2009.
19. Hong, T., S.-X. Gong, Y. Liu, and W. Jiang, "Monopole antenna with quasi-fractal slotted ground plane for dual-band applications," IEEE Antennas and Wireless Propagation Letters, Vol. 9, 2010.
20. Elsheakh, D. N., H. A. Elsadek, E. A. Abdallah, H. Elhenawy, and M. F. Iskander, "Enhancement of microstrip monopole antenna bandwidth by using EBG structures," IEEE Antennas and Wireless Propagation Letters, Vol. 8, 2009.
21. Aghdam, S. A. and S. M. H. Varkiani, "Small monopole antenna with semicircular ground plane for UWB applications with variable band-notch structure," Microwave and Optical Technology Letters, Vol. 55, No. 1, 12-14, 2013.
doi:10.1002/mop.27255
22. Keller, J. B., "Geometrical theory of diffraction," J. Opt. Soc. Am., Vol. 52, No. 2, 116-130, 1962.
doi:10.1364/JOSA.52.000116
23. Kouyoumjian, R. G. and P. H. Pathak, "A uniform geometrical theory of diffraction for an edge in a perfectly conducting surface," Proc. IEEE, Vol. 62, 1448-1461, November 1974.