Zobrazeno 1 - 10
of 80
pro vyhledávání: '"A. M. M. A Allam"'
Autor:
Mohamed Atef Abbas, Mehmet Faruk Cengiz, A. M. M. A. Allam, Diaa E. Fawzy, Hadia M. Elhennawy, Mohamed Fathy Abo Sree
Publikováno v:
IEEE Access, Vol 10, Pp 129781-129790 (2022)
A novel circular reconfigurable metasurface (MS) based compact ultra-wideband (UWB) hybrid coupler is developed for Ku-band applications. The coupler is developed using the substrate-integrated gap waveguide (SIGW) technology. The coupler structure c
Externí odkaz:
https://doaj.org/article/58c871516fd3498f94af43687dc8c069
Autor:
M. S. H. Salah El-Din, Shoukry I. Shams, A. M. M. A. Allam, Abdelhamid Gaafar, Hadia M. Elhennawy, Mohamed Fathy Abo Sree
Publikováno v:
IEEE Access, Vol 10, Pp 35965-35976 (2022)
In this paper, a 4-port multi-input multi-output (MIMO) antenna based on substrate integrated gap wave guide (SIGW) is presented for down-link satellite applications. The proposed MIMO antenna consists of four rectangular-shaped radiating slots, whic
Externí odkaz:
https://doaj.org/article/7804e0ad5b324ee6be01b5fda40d21eb
Autor:
Sara Yehia Abdel Fatah, Ehab K. I. K. I. Hamad, Wael Swelam, A. M. M. A. Allam, Mohamed Fathy Abo Sree, Hesham A. Mohamed
Publikováno v:
IEEE Access, Vol 9, Pp 29555-29564 (2021)
In this paper, single-layer ultra-Wide Band (UWB) microstrip patch antennas loaded with asymmetrical U-shaped slot in both microwave and millimeter wave applications are presented. These novel antennas cover a fractional bandwidth around 40% in both
Externí odkaz:
https://doaj.org/article/d68c1bf7856f418b835a057c82b195a1
Autor:
M. S. H. Salah El-Din, Shoukry I. Shams, A. M. M. A. Allam, Abdelhamid Gaafar, Hadia M. Elhennawy, Mohamed Fathy Abo Sree
Publikováno v:
International Journal of Microwave and Wireless Technologies. :1-9
E-plane sectoral horn antenna based on printed ridge gap waveguide (PRGW) technology is designed for 5G applications. It is implemented on the top plate of the PRGW structure to avoid the losses and dispersion associated with conventional feeding mec
Autor:
Mostafa O. Shady, A. M. M. A. Allam
Publikováno v:
International Journal of RF and Microwave Computer-Aided Engineering. 32
Autor:
Gokberk Akarsu, Mehmet Faruk Cengiz, Diaa E. Fawzy, E. Buse Zengin, A. M. M. A Allam, Hany Taher, Frances Cleary, Mohammed Farouk Nakmouche
Publikováno v:
2022 International Workshop on Antenna Technology (iWAT).
Autor:
Sara Yehia Abdel Fat, W. Swelam, and Hesham Abd Elhady Mohamed, A. M. M. A. Allam, Ehab K. I. Hamad
Publikováno v:
Progress In Electromagnetics Research C. 113:123-136
Autor:
and Jenn-Hwen Tarng, Mohammed Farouk Nakmouche, Muhammad Idrees Magray, A. M. M. A. Allam, Diaa E. Fawzy, Ding Bing Lin
Publikováno v:
Progress In Electromagnetics Research C. 116:207-219
Publikováno v:
Progress In Electromagnetics Research M. 105:183-194
Autor:
Ehab K. I. Hamad, W. Swelam, Sara Yehia Abdel Fatah, Mohamed Fathy Abo Sree, Hesham A. Mohamed, A. M. M. A. Allam
Publikováno v:
IEEE Access, Vol 9, Pp 29555-29564 (2021)
In this paper, single-layer ultra-Wide Band (UWB) microstrip patch antennas loaded with asymmetrical U-shaped slot in both microwave and millimeter wave applications are presented. These novel antennas cover a fractional bandwidth around 40% in both