Communication Performance of Underwater Wireless Optical Deep Autoencoder

Fig. 5. BER performance of the autoencoder using adaptive transmission under different marine environments and SNRs. (a) Clear ocean water; (b) costal ocean water

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Fig. 6. Adaptive selection of the optimal vector dimension $M_{o p t}$ under different marine environments and SNRs. (a) Clear ocean water; (b) costal ocean water

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Fig. 7. Data rate performance of adaptive transmission with autoencoder under different marine environments and SNRs. (a) Clear ocean water; (b) costal ocean water

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Fig. 8. Loss of network training for the autoencoder under different waters and turbulence intensity. (a) Clear ocean water; (b) costal ocean water

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Fig. 9. BER performance of the autoencoder using adaptive transmission under different marine environments and turbulence intensity. (a) Clear ocean water; (b) costal ocean water

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Fig. 10. Adaptive selection of the optimal vector dimension $M_{o p t}$ under different marine environments and turbulence intensities. (a) Clear ocean water; (b) costal ocean water

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Fig. 11. Data rate performance of the autoencoder using adaptive transmission under different marine environments and training turbulence intensity. (a) Clear ocean water; (b) costal ocean water

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Table 1. Absorption, scattering, and attenuation coefficients under different types of waters^[18-20]
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Table 1. Absorption, scattering, and attenuation coefficients under different types of waters^[18-20]
Water type $a (λ) / m^{- 1}$ $b (λ) / m^{- 1}$ $c (λ) / m^{- 1}$
Pure sea water 0.053 0.003 0.056
Clear ocean water 0.114 0.037 0.151
Costal ocean water 0.179 0.219 0.398
Turbid harbor water 0.295 1.875 2.170

Table 2. Parameter settings for the autoencoder in different marine environments

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Table 2. Parameter settings for the autoencoder in different marine environments

Water type	Link distance L /m	Absorptioncoefficient a /m^-1	Scatteringcoefficient b /m^-1	MSE thresholdE_MS，th	Trained sample number	Test samplenumber	Epoch	Batchsize
Clear ocean water	15	0.114	0.037	$10^{- 6}$	1×10⁵	1×10⁶	200	32
Costal ocean water	15	0.179	0.219	$10^{- 6}$	1×10⁵	1×10⁶	200	32

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Dan Chen, Rui Wang, Feier Ai, Linhai Tang. Communication Performance of Underwater Wireless Optical Deep Autoencoder[J]. Acta Optica Sinica, 2024, 44(12): 1201001

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Paper Information

Category: Atmospheric Optics and Oceanic Optics

Received: Jun. 26, 2023

Accepted: Aug. 22, 2023

Published Online: Jun. 13, 2024

The Author Email: Chen Dan (chdh@xaut.edu.cn)

DOI:10.3788/AOS231188

CSTR:32393.14.AOS231188

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Absorption, scattering, and attenuation coefficients under different types of waters[18-20]

Table 1. Absorption, scattering, and attenuation coefficients under different types of waters[18-20]

Table 2. Parameter settings for the autoencoder in different marine environments

Table 2. Parameter settings for the autoencoder in different marine environments

Table 1. Absorption, scattering, and attenuation coefficients under different types of waters^[18-20]

Table 1. Absorption, scattering, and attenuation coefficients under different types of waters^[18-20]