Department of Physics, College of Science
Imam Mohammad Ibn Saud Islamic University (IMSIU)
Saudi Arabia
Homepage1. Kim, S., S. Yoon, Y. Lee, and H. Shin, "A miniaturized Butler matrix based switched, beamforming antenna system in a two-layer hybrid stackup substrate for 5G applications," Electronics, Vol. 8, 1232, 2019, doi: 10.3390/electronics8111232.
doi:10.3390/electronics8111232
2. Han, K., W. Li, and Y. Liu, "Flexible phase difference of 4x4 Butler matrix without phase-shifters and crossovers," International Journal of Antennas and Propagation, Vol. 2019, Article ID 4703161, 7 pages, 2019, https://doi.org/10.1155/2019/4703161.
3. Hao, Z. C., W. Hong, J. X. Chen, H. X. Zhou, and K. Wu, "Single-layer substrate integrated waveguide directional couplers," IEE Proc. Microwave Antennas Propag., Vol. 153, No. 5, 426-431, Oct. 2006.
doi:10.1049/ip-map:20050171
4. Babale, S. A., S. K. Abdul Rahim, O. A. Barro, M. Himdi, and M. Khalily, "Single layered 4 x 4 Butler matrix without phase-shifters and crossovers," IEEE Access, Vol. 6, 77289-77298, 2018.
doi:10.1109/ACCESS.2018.2881605
5. Wang, Y., K. Ma, N. Yan, and L. Li, "Design of broad band SIW couplers with 45◦ and 90◦ phase difference," Proceedings of iWEM 2014, Sapporo, Japan, 2014.
6. Liu, H., X. Li, Y. Guo, S.-J. Fang, and Z. Wang, "Design of filtering coupled-line trans-directional coupler with broadband bandpass response," Progress In Electromagnetics Research M, Vol. 100, 163-173, 2021.
doi:10.2528/PIERM20110405
7. Muquaddar, A., K. K. Sharma, and R. P. Yadav, "Design and analysis of a stub-less capacitive loaded branch line coupler with improved bandwidth performance," Progress In Electromagnetics Research M, Vol. 95, 105-114, 2020.
8. Liu, H., X. Wang, T. Zhang, S.-J. Fang, and Z. Wang, "Design of full-360◦ reflection-type phase shifter using trans-directional coupler with multi-resonance loads," Progress In Electromagnetics Research Letters, Vol. 101, 63-70, 2021.
doi:10.2528/PIERL21091802
9. "Microwave power dividers and couplers tutorial," http://www.markimicrowave.com/menus/appno- tes/Microwave Power Dividers and Couplers Primer.pdf, Marki Microwave, accessed Jan. 2012.
10. Pozar, D., Microwave Engineering, 3rd Edition, Wiley, New York, 2005.
11., https://www.keysight.com/zz/en/home.html, Jan. 2022.
12. Moubadir, M., H. Aziz, N. A. Touhami, and A. Mohamed, "A miniaturized branch-line hybrid coupler microstrip for long term evolution applications," Procedia Manufacturing, Vol. 22, 491-497, 2018.
doi:10.1016/j.promfg.2018.03.075
13. Dinh, T. A. N., L. H. Duc, D. B. Gia, and D. Dancila, "A design of wideband high-power 3-dB quadrature coupler using defected ground structure for status data transmitting system," Bulletin of Electrical Engineering and Informatics, Vol. 9, No. 1, Feb. 2020.
doi:10.11591/eei.v9i1.1699