Performance enhancement of hybrid fiber wavelength division multiplexing passive optical network FSO systems using M-ary DPPM techniques under interchannel …

EE Elsayed, BB Yousif, M Singh - Optical and Quantum Electronics, 2022 - Springer
The performance of moment generating function approaches, specifically Chernoff bound
(CB) and modified Chernoff bound (MCB), is examined and improved in this study. We …

Performance enhancement of DWDM-FSO optical fiber communication systems based on hybrid modulation techniques under atmospheric turbulence channel

MR Hayal, BB Yousif, MA Azim - Photonics, 2021 - mdpi.com
In this paper, we enhance the performance efficiency of the free-space optical (FSO)
communication link using the hybrid on-off keying (OOK) modulation, M-ary digital pulse …

Performance enhancement of the power penalty in DWDM FSO communication using DPPM and OOK modulation

EE Elsayed, BB Yousif, MM Alzalabani - Optical and Quantum Electronics, 2018 - Springer
This paper presents the design and performance enhancement of the power penalty (PP) in
a dense wavelength division multiplexing based on free space optical communication …

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

EE Elsayed, BB Yousif - Optical and Quantum Electronics, 2020 - Springer
In this paper, we have studied the performance evaluation and enhancement of a
wavelength-division-multiplexing (WDM) for the passive optical network (PON) in the hybrid …

Design and analysis of a dense wavelength-division multiplexed integrated PON-FSO system using modified OOK/DPPM modulation schemes over atmospheric …

EE Elsayed, D Kakati, M Singh, A Grover… - Optical and Quantum …, 2022 - Springer
This paper reports the designing and numerical analysis of dense wavelength-division
multiplexed (DWDM) transmission in an integrated passive optical network (PON)-free …

Investigations on wavelength-division multiplexed fibre/FSO PON system employing DPPM scheme

EE Elsayed, AG Alharbi, M Singh, A Grover - Optical and Quantum …, 2022 - Springer
In this paper, we propose and enhance the performance of a wavelength-division
multiplexed hybrid fibre/free-space optics passive optical network (PON) system. The …

Performance enhancement of M-ary pulse-position modulation for a wavelength division multiplexing free-space optical systems impaired by interchannel crosstalk …

EE Elsayed, BB Yousif - Optics Communications, 2020 - Elsevier
The performance evaluations and enhancements of wavelength-division-multiplexing
(WDM) for the free-space optical (FSO) communication systems using a digital pulse …

Numerical evaluation of bidirectional high-speed data transmission over turbulence tolerable FSO link employing WDM-OAM multiplexing and DP-QPSK modulation …

B Dutta, B Kuiri, R Atta, N Sarkar, AS Patra - Optics Communications, 2023 - Elsevier
Orbital angular momentum (OAM) mode multiplexing is achieving utmost interest for the
enhancement of transmission capacity and spectral efficiency. We have reported a (2× 8× …

Performance analysis of a hybrid QAM-MPPM technique over turbulence-free and gamma–gamma free-space optical channels

HS Khallaf, HMH Shalaby… - Journal of Optical …, 2017 - opg.optica.org
The performance of a hybrid M-ary quadrature amplitude modulation multi-pulse pulse-
position modulation (hybrid QAM-MPPM) technique is investigated in both turbulence-free …

WDM FSO network with turbulence-accentuated interchannel crosstalk

AO Aladeloba, MS Woolfson… - Journal of Optical …, 2013 - opg.optica.org
A wavelength division multiplexing (WDM) access network using high-speed free-space
optical (FSO) communication for the distribution link is proposed. Combining FSO …