Underwater wireless optical communication using a lens-free solar panel receiver

被引:38
作者
Kong, Meiwei [1 ,2 ]
Sun, Bin [1 ,2 ]
Sarwar, Rohail [1 ,2 ]
Shen, Jiannan [1 ,2 ]
Chen, Yifei [1 ,2 ]
Qu, Fengzhong [1 ]
Han, Jun [3 ]
Chen, Jiawang [1 ]
Qin, Huawei [4 ]
Xu, Jing [1 ,2 ]
机构
[1] Zhejiang Univ, Ocean Coll, Key Lab Ocean Observat Imaging Testbed Zhejiang P, Zheda Rd 1, Zhoushan 316021, Zhejiang, Peoples R China
[2] Zhejiang Univ, Ocean Coll, Opt Commun Lab, Zheda Rd 1, Zhoushan 316021, Zhejiang, Peoples R China
[3] Univ New South Wales, Sch Elect Engn & Telecommun, Sydney, NSW, Australia
[4] Hangzhou Dianzi Univ, Inst Engn, Hangzhou 310018, Zhejiang, Peoples R China
基金
中国国家自然科学基金;
关键词
Solar panel; OFDM; Underwater wireless optical communication; LASER;
D O I
10.1016/j.optcom.2018.05.019
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
In this paper, we first propose that self-powered solar panels featuring large receiving area and lens-free operation have great application prospect in underwater vehicles or underwater wireless sensor networks (UWSNs) for data collection. It is envisioned to solve the problem of link alignment. The low-cost solar panel used in the experiment has a large receiving area of 5 cm(2) and a receiving angle of 20 degrees. Over a 1-m air channel, a 16-quadrature amplitude modulation (QAM) orthogonal frequency division multiplexing (OFDM) signal at a data rate of 20.02 Mb/s is successfully transmitted within the receiving angle of 20 degrees. Over a 7-m tap water channel, we achieve data rates of 20.02 Mb/s using 16-QAM, 18.80 Mb/s using 32-QAM and 22.56 Mb/s using 64-QAM, respectively. By adding different quantities of Mg(OH)(2) powders into the water, the impact of water turbidity on the solar panel-based underwater wireless optical communication (UWOC) is also investigated.
引用
收藏
页码:94 / 98
页数:5
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