A hairpin DGS resonator for application to microstrip lowpass filters

[1] X.-B. Zhang, J.-L. Li and S.-S. Gao, “Analysis on Transmission Zeros Cross-Coupled Microstrip Filters”, Electromagnetics, vol. 37, no. 2, pp. 81–91, Mar 2017.10.1080/02726343.2017.1279107Search in Google Scholar

[2] J.-L. Li, S.-W. Qu and Q. Xue, “Compact Microstrip Lowpass Filter with Sharp Roll-Off and Wide Stop-Band”, Electronics Letters, vol. 45, no. 2, pp. 110–111, Jan 2009.10.1049/el:20093246Search in Google Scholar

[3] J.-L. Li, W. Shao, J.-P. Wang, X.-S. Yang and S.-S. Gao, “Microwave Slow-Wave Structure and Phase-Compensation Technique for Microwave Power Divider”, Radio Engineering, vol. 23, no. 1, pp. 214–221, Apr 2014.Search in Google Scholar

[4] B. A. Twumasi, J.-L. Li and L. Xia, “A Multi-Coupled Line Based Microstrip Diplexer with High Figure-of-Merit”, Electromagnetics, On-line.Search in Google Scholar

[5] J. Zhou, J.-L. Li, C.-G. Sun, H. Li and S.-S. Gao, “A Novel Microstrip Diplexer Based on Coupled Line”, Electromagnetics, vol. 38, no. 2, pp. 87–95, Mar.2018.10.1080/02726343.2018.1436668Search in Google Scholar

[6] 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, Feb 2019.10.1080/02726343.2019.1558571Search in Google Scholar

[7] B. A. Twumasi and J.-L. Li, “Numerical Simulation Study on Bowtie Antenna-Based Time Reversal Mirror for Super-Resolution Target Detection”, Journal of Electrical Engineering, vol. 70, no. 3, pp. 236–243, June 2019.10.2478/jee-2019-0032Search in Google Scholar

[8] M. Chetioui, A. Boudkhil, N. Benabdellah, A. Kafi and N. Benahmed, “A New Design of Quasi-Elliptic High-Low Microstrip Lowpass Filter using SC-Defected Ground Structure Technique”, 15th International Multi-Conference on Systems, Signals & Devices, 2018, pp. 425–428.10.1109/SSD.2018.8570542Search in Google Scholar

[9] 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, Feb 2019.10.2478/jee-2019-0004Search in Google Scholar

[10] M. Berka, Z. Mahdjoub and M. Hebali, “New Design of Dual-Band Bandpass Microwave Filter Based on Electromagnetic Effect of Metamaterial Resonators”, Journal of Electrical Engineering, vol. 69, no. 4, pp. 311–316, Aug 2018.10.2478/jee-2018-0044Search in Google Scholar

[11] W. Shao and J.-L. Li, “Design of a Microwave Frequency Triplr with Conversion Gain”, Journal of Electromagnetic Waves and Applications, vol. 26, no. 2/3, pp. 226–238, Jan 2012.10.1163/156939312800030866Search in Google Scholar

[12] B. T. P. Madhav, S. Rajiya, B. P. Nadh and M. S. Kumar, “Frequency Reconfigurable Monopole Antenna with DGS for ISM Band Applications”, Journal of Electrical Engineering, vol. 69, no. 4, pp. 293–299, Aug 2018.10.2478/jee-2018-0041Search in Google Scholar

[13] E. K. I. Hamad and A. Abdelaziz, “Metamaterial Superstrate Microstrip Patch Antenna for 5G Wireless Communication Based on the Theory of Characteristic Modes”, Journal of Electrical Engineering, vol. 70, no. 3, pp. 187–197, June 2019.10.2478/jee-2019-0027Search in Google Scholar

[14] H. Fu and Y. Yu, “A Novel Lowpass Filter Based on Multistage Defected Ground Structure”, IEEE International Conference on Ubiquitous Wireless Broadband, 2016, pp. 1–4.10.1109/ICUWB.2016.7790454Search in Google Scholar

[15] P. Zhang and M. Li, “A Novel Sharp Roll-off Microstrip Low-pass 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

[16] B. Sahu, S. Singh, M. K. Meshram and S. P. Singh, “Defected Ground Structure Based Compact Microstrip Lowpass Filter with Wide Stopband”, IEEE Applied Electromagnetics Conference, 2017, pp. 1–2.10.1109/AEMC.2017.8325704Search in Google Scholar

[17] 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

[18] S. Liu, J. Xun and Z. Xu, “Sharp Roll-off Lowpass Filter using Interdigital DGS Slot”, Electronics Letters, vol. 51, no. 17, pp. 1343–1345, Aug 2015.Search in Google Scholar

[19] A. O. Ertay, M. Abbak and S. Simsek, “An Improved Stopband and Sharp Roll Off Microstrip Lowpass Filter with Defected Ground Structures”, International Journal of Microwave and Wireless Technologies, vol. 8, no. 3, pp. 573–581, Mar 2016.10.1017/S175907871500094XSearch in Google Scholar

[20] A. Boutejdar and S. D. Bennani, “Improvement of lowpass and Bandpass Filter Characteristics using Cross-DGS-Resonators, Logarithmic Series and Coupling Matrix Methods”, International Conference on Wireless Technologies, Embedded and Intelligent Systems, 2017, pp. 1–6.10.1109/WITS.2017.7934689Search in Google Scholar