1. Radisic, V., Y. Qian, and T. Itoh, "Novel architectures for high-efficiency amplifiers for wireless applications," IEEE Trans. Microwave Theory Tech., Vol. 46, No. 11, 1901-1909, 1998.
doi:10.1109/22.734508
2. Liu, H., Z. Li, X. Sun, and J. Mao, "Harmonic suppression with photonic band gap and defected ground structure for a microstrip patch antenna," IEEE Microw. Compon. Lett., Vol. 15, No. 2, 55-56, 2005.
doi:10.1109/LMWC.2004.842809
3. Acharjee, J., K. Mandal, S. K. Mandal, and P. P. Sarkar, "Suppressing up to fourth harmonic of an ISM band microstrip patch antenna using compact defected ground structures," Microw. Opt. Technol. Lett., Vol. 59, 2254-2259, 2017.
doi:10.1002/mop.30714
4. Erfani, E., M. Niroo-Jazi, S. O. Tatu, and T. A. Denidni, "Harmonic suppressed compacted reconfigurable slot antenna," IEEE APS, 1050-1051, 2013.
5. Siddiqui, O. F. and A. S. Mohra, "A Harmonic suppressed microstrip antenna using a metamaterial-inspired compact shunt-capacitor loaded feed line," Progress In Electromagnetics Research C, Vol. 45, 151-162, 2013.
doi:10.2528/PIERC13070502
6. Ghaffarian, M. S. and G. Moradi, "A novel harmonic suppressed coplanar waveguide (CPW)-fed slot antenna," IEEE Antennas Wireless Propag. Lett., Vol. 10, 788-791, 2011.
doi:10.1109/LAWP.2011.2162610
7. Lin, X.-C. and L.-T. Wang, "A broadband CPW-fed loop slot antenna with harmonic control," IEEE Antennas Wireless Propag. Lett., Vol. 2, 323-325, 2003.
8. Zainol, N., Z. Zakaria, M. Abu, and M. M. Yunus, "Stacked patch antenna harmonic suppression at 2.45 GHz for wireless power transfer," IEEE Conf. on Control. System, 96-100, Penang, Malaysia, 2015.
9. Tu, W.-H., "Compact harmonic-suppressed coplanar waveguide-fed inductively coupled slot antenna," IEEE Antennas Wireless Propag. Lett., Vol. 7, 543-545, 2008.
10. Chen, S.-W., D.-Y. Wang, and W.-H. Tu, "Dual-band/tri-band/broadband CPW-fed stepped-impedance slot dipole antennas," IEEE Trans. Antennas Propagat., Vol. 62, No. 2, 485-490, 2014.
doi:10.1109/TAP.2013.2287523
11. Sagawa, M., M. Makimoto, and S. Yamashita, "Geometrical structures and fundamental characteristics of microwave stepped-impedance resonators," IEEE Trans. Microw. Theory Tech., Vol. 45, No. 7, 1078-1085, 1997.
doi:10.1109/22.598444
12. Sagawa, M., M. Makimoto, and S. Yamashita, "Bandpass filters using parallel coupled stripline stepped impedance resonators," IEEE Trans. Microw. Theory Tech., Vol. 28, No. 12, 1413-1417, 1980.
doi:10.1109/TMTT.1980.1130258
13. Lee, S. Y., "Optimum resonant conditions of stepped impedance resonators," Eur. Microw. Conf., Paris, France, 2005, [Online]. Available: https://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=1608882.
14., http://www.mantaro.com/resources/impedance-calculator.htm.
15. Nijas, C. M., U. Deepak, P. V. Vinesh, R. Sujith, S. Mridula, K. Vasudevan, and P. Mohanan, "Low-cost multiple-bit encoded chipless RFID tag using stepped impedance resonator," IEEE Trans. Antennas Propagat., Vol. 62, No. 9, 4762-4770, 2014.
doi:10.1109/TAP.2014.2330586