Ebrahim E. Elsayed

Performance Enhancement of an Orbital-Angular-Momentum-Multiplexed Free-Space Optical Link Under Atmospheric Turbulence Effects Using Spatial-Mode Multiplexing and Hybrid Diversity Based on Adaptive MIMO Equalization

Bedir Yousif, Ebrahim E. Elsayed · IEEE Access · 2019 · 183 citations · Full text

Free-space Optical Network, Photonics, Performance Enhancement +15

Atmospheric turbulence mitigation using spatial mode multiplexing and modified pulse position modulation in hybrid RF/FSO orbital-angular-momentum multiplexed based on MIMO wireless communications system

Bedir Yousif, Ebrahim E. Elsayed, Mahmoud M. Alzalabani · Optics Communications · 2018 · 177 citations

Wireless Communications, Engineering, Multiplexing +7

Performance evaluation and enhancement of the modified OOK based IM/DD techniques for hybrid fiber/FSO communication over WDM-PON systems

Ebrahim E. Elsayed, Bedir Yousif · Optical and Quantum Electronics · 2020 · 146 citations

Hybrid Fiber/fso Communication, Im/dd Techniques, Engineering +6

Atmospheric turbulence mitigation of MIMO-RF/FSO DWDM communication systems using advanced diversity multiplexing with hybrid N-SM/OMI M-ary spatial pulse-position modulation schemes

Ebrahim E. Elsayed · Optics Communications · 2024 · 136 citations

Free-space Optical Network, Wireless Communications, Multi-carrier Communication +6

Coding techniques for diversity enhancement of dense wavelength division multiplexing MIMO‐FSO fault protection protocols systems over atmospheric turbulence channels

Ebrahim E. Elsayed, Mohammed R. Hayal, Irfan Nurhidayat et al. · IET Optoelectronics · 2024 · 107 citations · Full text

Wireless Communications, Engineering, Diversity Technique +16