1. Yang, S., C. Zhang, H. Pan, et al. "Frequency-reconfigurable antennas for multiradio wireless platforms," IEEE Microwave Magazine, Vol. 10, No. 1, 66-83, 2009.
doi:10.1109/MMM.2008.930677
2. Petosa, A., "Frequency agile antennas for wireless communications --- A survey," 2010 14th International Symposium on IEEE Antenna Technology and Applied Electromagnetics & the American Electromagnetics Conference (ANTEM-AMEREM), 1-4, 2010.
doi:10.1109/ANTEM.2010.5552473
3. Alkanhal, M. A. and A. F. Sheta, "A novel dual-band reconfigurable square-ring microstrip antenna," IEEE Transactions on Antennas and Propagation, Vol. 54, 409-416, 2006.
4. Li, H., J. Xiong, Y. Yu, et al. "A simple compact reconfigurable slot antenna with a very wide tuning range," IEEE Transactions on Antennas and Propagation, Vol. 58, No. 11, 3725-3728, 2010.
doi:10.1109/TAP.2010.2071347
5. Mak, A. C. K., C. R. Rowell, R. D. Murch, et al. "Reconfigurable multiband antenna designs for wireless communication devices," IEEE Transactions on Antennas and Propagation, Vol. 55, No. 7, 1919-1928, 2007.
doi:10.1109/TAP.2007.895634
6. Daly, M. P. and J. T. Bernhard, "RF MEMS switch model for reconfigurable antenna design," IEEE Antennas and Propagation Society International Symposium, 2008, AP-S 2008, 1-4, 2008.
doi:10.1109/APS.2008.4619623
7. Abutarboush, H. F., R. Nilavalan, S. W. Cheung, et al. "A reconfigurable wideband and multiband antenna using dual-patch elements for compact wireless devices," IEEE Transactions on Antennas and Propagation, Vol. 60, No. 1, 36-43, 2012.
doi:10.1109/TAP.2011.2167925
8. Majid, H. A., M. K. A. Rahim, M. R. Hamid, et al. "A compact frequency-reconfigurable narrowband microstrip slot antenna," IEEE Antennas and Wireless Propagation Letters, Vol. 11, 616-619, 2012.
doi:10.1109/LAWP.2012.2202869
9. Genovesi, S., A. Monorchio, M. B. Borgese, et al. "Frequency-reconfigurable microstrip antenna with biasing network driven by a PIC microcontroller," IEEE Antennas and Wireless Propagation Letters, Vol. 11, 156-159, 2012.
doi:10.1109/LAWP.2012.2185673
10. Yang, S. L. S., A. A. Kishk, and K. F. Lee, "Frequency reconfigurable U-slot microstrip patch antenna," IEEE Antennas and Wireless Propagation Letters, Vol. 7, 127-129, 2008.
doi:10.1109/LAWP.2008.921330
11. Scardelletti, M. C., G. E. Ponchak, J. L. Jordan, et al. "Tunable reduced size planar folded slot antenna utilizing varactor diodes IEEE Radio and Wireless Symposium (RWS),", 547-550, 2010.
12. Oh, S., Y. Shin, and S. Park, "A novel PIFA type varactor tunable antenna with U-shaped slot," 7th International Symposium on IEEE Antennas, Propagation & EM Theory, 2006, ISAPE'06, 1-3, 2006.
doi:10.1109/ISAPE.2006.353400
13. Behdad, N. and K. Sarabandi, "A varactor-tuned dual-band slot antenna," IEEE Transactions on Antennas and Propagation, Vol. 54, No. 2, 401-408, 2006.
doi:10.1109/TAP.2005.863373
14. Holland, B. R., R. Ramadoss, S. Pandey, et al. "Tunable coplanar patch antenna using varactor," Electronics Letters, Vol. 42, No. 6, 319-321, 2006.
doi:10.1049/el:20063554