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 · 187 citations · Full text

Engineering, Electrical Engineering, Optics +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 · 178 citations

Engineering, Electrical Engineering, Wireless Communications +14

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 · 149 citations

Engineering, Communication, Electrical Engineering +15

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 · 149 citations

Engineering, Communication, Electrical Engineering +16

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 · 118 citations · Full text

Engineering, Communication, Electrical Engineering +17