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Chinese Journal of Lasers, Volume. 49, Issue 18, 1806002(2022)

Underwater Time Slot-Hopping Data Transmission Based on Laser-Induced Acoustic Waves

Xin Liao1,2、*, Hongyan Jiang1,2, and Ning He1,2、**
Author Affiliations
  • 1School of Information and Communication, Guilin University of Electronic Technology, Guilin 541004, Guangxi, China
  • 2Guangxi Key Laboratory of Wireless Broadband Communication and Signal Processing, Guilin 541004, Guangxi, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (8)
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    Figures & Tables(8)
    Schematic diagram of pulsated spherical source radiating acoustic signal

    Fig. 1. Schematic diagram of pulsated spherical source radiating acoustic signal

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    Frame consisting of pilot signal and data pulses

    Fig. 2. Frame consisting of pilot signal and data pulses

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    Combined PPM frame structure with three different time slots

    Fig. 3. Combined PPM frame structure with three different time slots

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    Implementation of FPGA encoding. (a) RTL model; (b) simulated waveform for encoding

    Fig. 4. Implementation of FPGA encoding. (a) RTL model; (b) simulated waveform for encoding

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    Block diagram of experimental system

    Fig. 5. Block diagram of experimental system

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    Time- and frequency-domain waveforms of single laser-induced sound pulse. (a) Time-domain waveform; (b) frequency-domain waveform

    Fig. 6. Time- and frequency-domain waveforms of single laser-induced sound pulse. (a) Time-domain waveform; (b) frequency-domain waveform

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    System testing platform

    Fig. 7. System testing platform

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    Received waveform for corresponding three frames of“J10”

    Fig. 8. Received waveform for corresponding three frames of“J10”

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    Xin Liao, Hongyan Jiang, Ning He. Underwater Time Slot-Hopping Data Transmission Based on Laser-Induced Acoustic Waves[J]. Chinese Journal of Lasers, 2022, 49(18): 1806002

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    Paper Information

    Category: Fiber optics and optical communication

    Received: Dec. 10, 2021

    Accepted: Jan. 25, 2022

    Published Online: Aug. 22, 2022

    The Author Email: Liao Xin (gtlx@163.com), He Ning (eicnhe@guet.edu.cn)

    DOI:10.3788/CJL202249.1806002

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology