Study On Optical Communications, Volume. 51, Issue 4, 250133(2025)
Design and Implementation of an Integrated Underwater Wireless Optical Communication and Ranging System
Figures & Tables(11)
Fig. 4. The hardware structure of the transmitter of the proposed OICAR system
Fig. 5. The hardware structure of the receiver of the proposed OICAR system
Fig. 7. The experimental scenario of the underwater optical system
Fig. 8. Received symbols emitted by blue LED array (The distance is 58.5 m)
Table 1. The parameters of the proposed system
View tableView in ArticleTable 1. The parameters of the proposed system
系统参数 设置数值 LED阵列功率（12个）/W 12 LED的3 dB带宽/MHz 5 LED波长/nm 450~480，500~560 系统时钟/AD采用时钟/MHz 62.5 1/Tchip：扩频码率/Mchip/s 4.9 1/Tsymbol：符号速率/kbit/s 19.216 A：PN码的LFSR长度 8 L：PN码周期长度 255 PN码生成多项式 PN1=x8+x4+x3+x2+1 PN2=x8+x6+x5+x2+1
Table 2. The optical signal attenuation in the watertank
View tableView in ArticleTable 2. The optical signal attenuation in the watertank
距离/m 蓝光相关峰均值 对应dB 绿光相关峰均值 对应dB 13.5 1 185 970 60.74 - - 18.5 - - - - 23.5 89 089 49.50 - - 28.5 99 388 49.97 1 206 557 60.82 33.5 63 507 48.03 660 252 58.20 38.5 - - 504 650 57.03 48.5 0 0 127 512 51.06 58.5 0 0 32 305 45.09 63.5 0 0 15 312 41.85
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Jiale WANG, Kaiwen ZHENG, Jie LIAN. Design and Implementation of an Integrated Underwater Wireless Optical Communication and Ranging System[J]. Study On Optical Communications, 2025, 51(4): 250133
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Received: Apr. 7, 2025
Accepted: --
Published Online: Sep. 8, 2025
The Author Email: Jie LIAN (jielian@nwpu.edu.cn)
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