A rectangular slot Yagi DGS microstrip filter with sharp rolloff and wide suppression band

[1] B.-A. Twumasi and J.-L. Li, “Numerical simulation study on bowtie antenna-based time reversal mirror for super-resolution target2 detection”, Journal of Electrical Engineering, vol. 70, no. 3, pp. 236-243, June 2019.10.2478/jee-2019-0032Search in Google Scholar

[2] J. Zhou, J.-L. Li, C.-G. Sun, H. Li, and.-S. Gao, “A novel microstrip diplexer based on coupled line”, Electromagnetics, vol. 38, no. 2, pp. 187-95, Mar. 2018.10.1080/02726343.2018.1436668Search in Google Scholar

[3] B.-A. Twumasi, J.-L. Li, and L. Xia, “A multi-coupled line based microstrip diplexer with high figure-of-merit”, Electromagnetics, vol. 39, no. 7, pp. 465-472, August 2019.10.1080/02726343.2019.1658161Search in Google Scholar

[4] Y.-M. Zhang, S. Zhang, J.-L. Li, and G. Pedersen, “A dual-polarized linear antenna array with improved isolation using a slot-line-based 180 hybrid for full-duplex applications”, IEEE Antennas and Wireless Propagation Letters, vol. 18, no. 2, pp. 348-352, February 2019.10.1109/LAWP.2019.2890983Search in Google Scholar

[5] M. Yao, J.-L. Li, L. Xia, and S. Gao, “Wide dual-band dual-circularly polarized holographic metasurface”, Journal of Physics D: Applied Physics, vol. 52, no. 42, pp. 425001(11pp), Oct. 2019.Search in Google Scholar

[6] J.-N. Sun, J.-L. Li, and L. Xia, “A dual-polarized magneto-electric dipole antenna for application to N77/N78 band”, IEEE Access, vol. 7, iss. 1, pp. 161708-161715, November 2019.Search in Google Scholar

[7] C.-G. Sun, J.-L. Li, S.-Y. Yin, and S. Gao, “Broadband branch-line balun with good isolation and impedance matching”, Electromagnetics, vol. 38, no. 5, pp. 273-282, May 2018.10.1080/02726343.2018.1473132Search in Google Scholar

[8] B.-A. Twumasi and J.-L. Li, “A compact, wideband branch-line balun with small magnitude and phase imbalances”, Electromagnetics, vol. 39, no. 1, pp. 30-40, February 2019.10.1080/02726343.2019.1558571Search in Google Scholar

[9] S.-Y. Yin, J.-L. Li, and.-S. Gao, “Compact dual-band five-way Wilkinson power divider”, Electronics Letters, vol. 53, iss. 13, pp. 866-868, June 2017.10.1049/el.2017.1423Search in Google Scholar

[10] J.-L. Li, H.-Z. Wang, J.-P. Wang, S.-S. Gao, X.-S. Yang, and W. Shao, “Miniaturized Wilkinson power dividers with harmonic suppressions”, Electromagnetics, vol. 36, no. 3, pp. 157-166, May 2016.10.1080/02726343.2016.1149756Search in Google Scholar

[11] L. Xia, J.-L. Li, B. A. Twumasi, P. Liu, and S.-S. Gao, “Planar dual-band branch-line coupler with large frequency ratio”, IEEE ACCESS, vol. 8, iss.1, pp. 33188-33195, February 2020.Search in Google Scholar

[12] L. Xia, J.-L. Li and. Liu, “Dual frequency Wilkinson power divider with 45 phase shifts at the two bands”, Electromagnetics, vol. 40, iss. 3, pp. 199-206, February 2020.10.1080/02726343.2020.1726067Search in Google Scholar

[13] B.-A. Twumasi and J.-L. Li, “An equivalent circuit model of a rectangular bracket shaped DGS and its microwave filter applications”, Journal of Electrical Engineering, vol. 70, no. 1, pp. 32-38, February 2019.10.2478/jee-2019-0004Search in Google Scholar

[14] W. Shao and J.-L. Li, “Accurate modeling of a patterned ground and its application to microwave filters”, Applied Computational Electromagnetics Society Journal, vol. 27, no. 7, pp. 596-602, July 2012.Search in Google Scholar

[15] D.-E. Isbell, “Log periodic dipole arrays”, IEEE Transactions on Antennas and Propagation, vol. 8, no. 5, pp. 260-267, May 1960.10.1109/TAP.1960.1144848Search in Google Scholar

[16] N. Barbano, “Log periodic Yagi-Uda array”, IEEE Transactions on Antennas and Propagation, vol. 14, no. 2, pp. 235-238, Mar. 1966.10.1109/TAP.1966.1138641Search in Google Scholar

[17] C.-K. Campbell, I. Traboulay, M.-S. Suthers, and H. Kneve, “Design of a stripline log-periodic dipole antenna”, IEEE Transactions on Antennas and Propagation, vol. 25, no. 5, 718-721, Sept. 1977.10.1109/TAP.1977.1141653Search in Google Scholar

[18] W. Shao and J.-L. Li, “A compact log-periodic branch-line balun with an octave bandwidth”, Journal of Electromagnetic Waves and Applications, vol. 25, no. 14-15, pp. 2033-2042, Sept. 2011.Search in Google Scholar

[19] A. Boutejdar, “Design of broad-stop band lowpass filter using a novel quasi-Yagi-DGS- resonators and metal box-technique”, Microwave and Optical Technology Letters, vol. 56, no. 3, pp. 523-528, Mar. 2014.10.1002/mop.28190Search in Google Scholar

[20] H.-J. Chen, T.-H. Huang, C.-S. Chang, L.-S. Chen, N.-F. Wang, Y.-H. Wang, and P. Houng, “A novel cross-shape DGS applied to design ultra-wide stopband low-pass filters”, IEEE Microwave and Wireless Components Letters, vol. 16, no. 5, pp. 252-254, May 2006.10.1109/LMWC.2006.873594Search in Google Scholar

[21] A.-O. Ertay, M. Abbak, and S. Simsek, “An improved stopband and sharp roll o microstrip low pass filter with defected ground structures”, International Journal of Microwave and Wireless Technology, vol. 8, no. 3, pp. 573-581, Mar. 2016.10.1017/S175907871500094XSearch in Google Scholar

[22] A. Boutejdar and S.-D. Bennani, “Improvement of low pass and band pass filter characteristics using cross-DGS-resonators, logarithmic series and coupling matrix methods”, International Conference on Wireless Technology, Embedded and Intelligent Systems (WITS), Fez, Morocco, 19 April-20 April 2017, pp. 1-6.10.1109/WITS.2017.7934689Search in Google Scholar

[23] P. Zhang and M. Li, “A novel sharp roll-o microstrip lowpass filter with improved stopband and compact size using dual-plane structure”, Microwave and Optical Technology Letters, vol. 58, no. 5, pp. 1085-1088, May 2016.Search in Google Scholar

[24] S. Liu, J. Xu and Z. Xu, “Sharp roll-o lowpass filter using interdigital DGS slot”, Electronics Letters, vol. 51, no. 17, pp. 1343-1345, August 2015.Search in Google Scholar