Paper
31 January 2020 Study on the engineering technology of underwater wireless optical static unidirectional communication system
Author Affiliations +
Proceedings Volume 11427, Second Target Recognition and Artificial Intelligence Summit Forum; 114270I (2020) https://doi.org/10.1117/12.2550037
Event: Second Target Recognition and Artificial Intelligence Summit Forum, 2019, Changchun, China
Abstract
An engineering prototype of underwater wireless optical static monolithic communication system based on blue LED with high power and large field of view as communication light source and APD with high sensitivity and large target surface as receiving unit is established. The prototype adopts OOOK modulation mode, uses Fresnel lens with diameter of 75 mm and focal length of 25 mm as optical receiving antenna, installs narrowband filter, reduces signal-to-noise ratio, carries out communication coding through FPGA, and adopts staring direct detection mode to realize engineering integration of underwater wireless optical communication technology system, and intends to establish communication distance. The underwater large-field-of-view wireless optical communication link with a communication rate of 10 Mbit/s and a distance of 20 m. The performance parameters such as communication distance, power attenuation, communication delay, water disturbance and channel scattering of the system engineering prototype are measured and analyzed.
© (2020) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Peng Zhang, Shou-feng Tong, Hui-lin Jiang, Xiao-nan Yu, Da-Shuai Wang, Ying-Chao Li, and Hao-dong Shi "Study on the engineering technology of underwater wireless optical static unidirectional communication system", Proc. SPIE 11427, Second Target Recognition and Artificial Intelligence Summit Forum, 114270I (31 January 2020); https://doi.org/10.1117/12.2550037
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KEYWORDS
Telecommunications

Wireless communications

Optical communications

Prototyping

Communication engineering

Signal attenuation

Ocean optics

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