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Performance enhancement of an orbital-angular-momentum-multiplexed free-space optical link under atmospheric turbulence effects using spatial-mode multiplexing …
In this paper, we propose an adaptive multiple-input-multiple-output (MIMO) free-space
optical (FSO) links using an orbital-angular-momentum (OAM)-multiplexed based on the …
optical (FSO) links using an orbital-angular-momentum (OAM)-multiplexed based on the …
Investigations on wavelength-division multiplexed fibre/FSO PON system employing DPPM scheme
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 …
multiplexed hybrid fibre/free-space optics passive optical network (PON) system. The …
Performance enhancement of the average spectral efficiency using an aperture averaging and spatial-coherence diversity based on the modified-PPM modulation for …
The performance evaluation and enhancement of the proposed model for a free-space
optical (FSO) communication links using the modified pulse-position modulation (MPPM) …
optical (FSO) communication links using the modified pulse-position modulation (MPPM) …
Ultra-high capacity long-haul PDM-16-QAM-based WDM-FSO transmission system using coherent detection and digital signal processing
The ever-increasing demand for wide channel bandwidth, high-speed information, and
spectral-efficient communication links with advanced modulation schemes has led to the …
spectral-efficient communication links with advanced modulation schemes has led to the …
Development of high-speed FSO transmission link for the implementation of 5G and Internet of Things
Abstract Internet of Things (IoT) enables the inter-connectivity of different “things” using
which wide range of items and devices can communicate with each other and their external …
which wide range of items and devices can communicate with each other and their external …
[HTML][HTML] Performance evaluation of 6.4 Tbps dual polarization quadrature phase shift keying Nyquist-WDM superchannel FSO transmission link: Impact of different …
This work reports the development of an ultra-high capacity Nyquist-wavelength division
multiplexing (WDM) superchannel based free space optics (FSO) transmission link. In the …
multiplexing (WDM) superchannel based free space optics (FSO) transmission link. In the …
[HTML][HTML] A long-haul 100 Gbps hybrid PDM/CO-OFDM FSO transmission system: impact of climate conditions and atmospheric turbulence
The reliability and efficiency of free space optics (FSO) systems is significantly degraded by
attenuation caused by different climate conditions and atmospheric turbulence. In this work …
attenuation caused by different climate conditions and atmospheric turbulence. In this work …
Performance comparison of M-QAM and DQPSK modulation schemes in a 2× 20 Gbit/s–40 GHz hybrid MDM–OFDM-based radio over FSO transmission system
This work is focused on the modeling and performance investigation of a 2× 20 Gbit/s–40
GHz hybrid mode division multiplexing–orthogonal frequency division multiplexing-based …
GHz hybrid mode division multiplexing–orthogonal frequency division multiplexing-based …
Free space optical communication using OQPSK in the presence of strong atmospheric turbulence and losses
Free space optical communication (FSO) is designed using the orthogonal quadrature
phase shift keying (OQPSK) modulation technique. The system performance is evaluated for …
phase shift keying (OQPSK) modulation technique. The system performance is evaluated for …
Investigation of 340-Gbps terrestrial FSO link incorporating spectral-efficient DP-QPSK-PolSK hybrid modulation scheme
A high-capacity spectral-efficient dual-polarization quadrature phase-shift keying (DP-
QPSK)-polarization shift-keying (PolSK) hybrid modulation scheme for terrestrial free-space …
QPSK)-polarization shift-keying (PolSK) hybrid modulation scheme for terrestrial free-space …