CHEN Chao, YANG Hong-ru, LI Gao-ping, WU Lei, YU Bing, YANG Bin, WU Bao-ning, ZHANG Bo-ni, WU Li-peng. Underwater objects detection using range-gated imaging system[J]. Journal of Applied Optics, 2011, 32(4): 664-666.
Citation: CHEN Chao, YANG Hong-ru, LI Gao-ping, WU Lei, YU Bing, YANG Bin, WU Bao-ning, ZHANG Bo-ni, WU Li-peng. Underwater objects detection using range-gated imaging system[J]. Journal of Applied Optics, 2011, 32(4): 664-666.

Underwater objects detection using range-gated imaging system

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  • Based on range-gate principle, a Nd∶YAG laser, whose frequency was doubled to yield a wavelength of 532 nm, was used as the light source, and rangegated Integrated Circuit Card Device(ICCD) system was used as the receiver. The experiment with range-gated method was conducted in 8 m depth water with diffuse attenuation coefficient k0.45. Maximum underwater detection depth of 7 m and 10 ns image gate were achieved. The experimental results show that the range-gated imaging method is a rapid and effective technology for underwater object detection and reorganization.
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