Influence of Scattering Phase Function on Detection Performance of Underwater Wireless Optical Communication System

Shanshan Liu; Yueheng Li; Ping Huang; Yueyue Tan; Meiyan Ju

doi:10.3788/LOP202158.2129001

Laser & Optoelectronics Progress, Volume. 58, Issue 21, 2129001(2021)

Influence of Scattering Phase Function on Detection Performance of Underwater Wireless Optical Communication System

Shanshan Liu, Yueheng Li^*, Ping Huang, Yueyue Tan, and Meiyan Ju

Author Affiliations

School of Computer and Information, Hohai University, Nanjing , Jiangsu 211100, China

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Figures & Tables(15)

Fig. 1. Schematic diagram of change of pitch-azimuth angle after scattering

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Fig. 2. Semi-logarithmic curves of six phase functions with scattering angle variation

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Fig. 3. Total logarithmic curves of six phase functions with scattering angle variation

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Fig. 4. Flow chart of Monte Carlo simulation

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Fig. 5. CIR simulation curves of different phase functions under clear ocean environment

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Fig. 6. CIR simulation curves of different phase functions under offshore coastal environment

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Fig. 7. CIR simulation curves of different phase functions under turbid harbor environment

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Fig. 8. Flow chart of receiver working ^[24]

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Fig. 9. BER simulation curves of different phase functions under clear ocean environment (MF)

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Fig. 10. BER simulation curves of different phase functions under offshore coastal environment (ZF)

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Fig. 11. BER simulation curves of different phase functions under turbid harbor environment (ZF)

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Table 1. Attenuation parameters for different water quality
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Table 1. Attenuation parameters for different water quality
Type of water a b c
Clear water 0.069 0.080 0.150
Coastal water 0.179 0.219 0.398
Harbor water 0.366 1.824 2.190

Table 2. Percentage error of root mean square of each phase function and PPF (without factor $s i n θ$ )

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Table 2. Percentage error of root mean square of each phase function and PPF (without factor $s i n θ$ )

Scattering angle range /（°）	FF	TTHG	HG	Haltrin	SS
0‒5	0.1678	1.3936	2.6016	0.9942	0.0084
0‒90	0.1198	0.7889	0.4835	0.5487	0.3638
0‒180	0.5487	0.6254	0.2755	0.3783	0.2602
5‒90	0.1414	0.9125	0.1385	0.6328	0.4043
5‒180	0.1178	0.6754	0.1335	0.4048	0.2741
90‒180	0.1846	0.9876	0.2219	0.5157	0.1517

Table 3. Percentage error of root mean square of each phase function and PPF (with factor $s i n θ$ )

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Table 3. Percentage error of root mean square of each phase function and PPF (with factor $s i n θ$ )

Scattering angle range /（°）	FF	TTHG	HG	Haltrin	SS
0‒5	0.0038	0.0242	0.0296	0.0129	0.000012
0‒90	0.0670	0.5601	0.0516	0.4202	0.2983
0‒180	0.0443	0.4213	0.0448	0.3064	0.1981
5‒90	0.0818	0.6835	0.0627	0.5128	0.3322
5‒180	0.0490	0.4656	0.0495	0.3386	0.2090
90‒180	0.0566	0.6355	0.0754	0.4476	0.0932

Table 4. Summary of main parameters for UWOC BER simulations

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Table 4. Summary of main parameters for UWOC BER simulations

Simulation parameter	Value or method
Quantum efficiency	0.8
Planck constant /（ $J \cdot s$ ）	$6.63 \times 10^{- 34}$
Electronic charge / $C$	$1.6 \times 10^{- 19}$
Light velocity in water / $(m \cdot s^{- 1})$	$2.26 \times 10^{8}$
Boltzmann constant / $(J \cdot K^{- 1})$	$1.38 \times 10^{- 23}$
Electronic bandwidth /GHz	2
Noise index	4
Equivalent temperature /K	290
Load resistance / $Ω$	$100$
Symbol rate / $(M b i t \cdot s^{- 1})$	500
Receiver algorithm	MF/ZF+ML

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Shanshan Liu, Yueheng Li, Ping Huang, Yueyue Tan, Meiyan Ju. Influence of Scattering Phase Function on Detection Performance of Underwater Wireless Optical Communication System[J]. Laser & Optoelectronics Progress, 2021, 58(21): 2129001

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Paper Information

Category: Scattering

Received: Feb. 8, 2021

Accepted: Mar. 8, 2021

Published Online: Nov. 1, 2021

The Author Email: Yueheng Li (yueheng_li@hhu.edu.cn)

DOI:10.3788/LOP202158.2129001

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Attenuation parameters for different water quality

Table 1. Attenuation parameters for different water quality

Table 2. Percentage error of root mean square of each phase function and PPF (without factor sin θ)

Table 2. Percentage error of root mean square of each phase function and PPF (without factor sin θ)

Table 3. Percentage error of root mean square of each phase function and PPF (with factor sin θ)

Table 3. Percentage error of root mean square of each phase function and PPF (with factor sin θ)

Table 4. Summary of main parameters for UWOC BER simulations

Table 4. Summary of main parameters for UWOC BER simulations

Table 2. Percentage error of root mean square of each phase function and PPF (without factor $s i n θ$ )

Table 2. Percentage error of root mean square of each phase function and PPF (without factor $s i n θ$ )

Table 3. Percentage error of root mean square of each phase function and PPF (with factor $s i n θ$ )

Table 3. Percentage error of root mean square of each phase function and PPF (with factor $s i n θ$ )