Performance Study of RIS-Assisted FSO/RF Hybrid System

Chaoyuan Bao; Yang Cao; Xiaofeng Peng; Wenjun Xing

doi:10.3788/LOP231814

Laser & Optoelectronics Progress, Volume. 61, Issue 15, 1506004(2024)

Performance Study of RIS-Assisted FSO/RF Hybrid System

Chaoyuan Bao^*, Yang Cao, Xiaofeng Peng, and Wenjun Xing

Author Affiliations

School of Electrical and Electronic Engineering, Chongqing University of Technology, Chongqing 400054, China

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Figures & Tables(8)

Fig. 1. Model of RIS-assisted FSO/RF system

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Fig. 2. Effect of different threshold thresholds and turbulence intensity on system outage probability

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Fig. 3. Effect of different turbulence intensities and pointing error coefficients on system outage probability

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Fig. 4. Effect of different number of interferences and number of RIS reflective element surfaces on system outage probability

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Fig. 5. Effect of different turbulence intensities and numbers of interferences on the average BER of the system

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Fig. 6. Effect of different numbers of RIS reflective element surfaces on the BER of the system

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Fig. 7. Effect of different turbulence intensities and pointing error coefficients on the average BER of the system

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Table 1. Simulation parameters configuration

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Table 1. Simulation parameters configuration

Parameter	Numerical value
FSO link wavelength /nm	1550
FSO link distance /km	1
Pointing error coefficient（from strong to weak）	$ξ = 1.7,2.5,6.7$
$p$	22
$q$	9
$A_{0}$	0.75
$Ω_{1}$	1.5793
$Ω_{2}$	0.9617
$m_{1}$	0.55
$m_{2}$	2.35
Weak turbulence	$a_{1} = 7.333, a_{2} = 3$
Moderate turbulence	$a_{1} = 4.888, a_{2} = 2$
Strong turbulence	$a_{1} = 2.444, a_{2} = 1$
Signal-to-noise ratio of interfering signals /dB	2

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Chaoyuan Bao, Yang Cao, Xiaofeng Peng, Wenjun Xing. Performance Study of RIS-Assisted FSO/RF Hybrid System[J]. Laser & Optoelectronics Progress, 2024, 61(15): 1506004

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Paper Information

Category: Fiber Optics and Optical Communications

Received: Jul. 31, 2023

Accepted: Sep. 6, 2023

Published Online: Aug. 12, 2024

The Author Email: Chaoyuan Bao (1273581499@qq.com)

DOI:10.3788/LOP231814

CSTR:32186.14.LOP231814

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology