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

Journals >Laser & Optoelectronics Progress >Volume 58 >Issue 21 >Page 2129001 > Article

Laser & Optoelectronics Progress
Vol. 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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DOI: 10.3788/LOP202158.2129001 Cite this Article Set citation alerts

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 Copy Citation Text

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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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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 1. Attenuation parameters for different water quality

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 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	0.0038	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 3. Percentage error of root mean square of each phase function and PPF (with factor

s i n θ

)

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

Table 4. Summary of main parameters for UWOC BER simulations

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