Acta Photonica Sinica, Volume. 50, Issue 5, 139(2021)

Low Power Consumption Visible Light Communication Technology Based on Bilevel Pulse Width Modulation

Guifa WANG1,2, Mengyue GUO1,2, Jiamei GU1,2, Min TANG1,2, Zhengjun WEI1,2, Jindong WANG1,2, and Shentao WANG3
Author Affiliations
  • 1Guangdong Provincial Key Laboratory of Quantum Engineering and Quantum Materials, South China Normal University, Guangzhou50006, China
  • 2Guangdong Provincial Key Laboratory of Nanophotonic Functional Materials and Devices, South China Normal University, Guangzhou510006, China
  • 3Communication NCO Academy, Peoples Liberation Army Engineering University, Chongqing400056,China
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    Figures & Tables(10)
    Connection diagram of LED drive circuit and LED
    Current flow chart when driving signal jumps
    Relationship between the ratio of additional energy consumption tototal energy released by junction capacitance and RO
    Schematic diagram of bilevel pulse width modulation
    The additional power consumption of different modulation methods varies with RO
    The additional power consumption of different modulation methods varies with frequency under different conditions
    Normalized bandwidth of different modulation methods
    Slot error rate of different modulation methods
    Packet error rate of different modulation methods
    • Table 1. Bandwidth requirements of different modulation methods

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      Table 1. Bandwidth requirements of different modulation methods

      Modulation schemeBandwidth
      NRZ-OOKBOOK
      BPWM2M-1MBOOK
      PPM2MMBOOK
      DPIM2M+32MBOOK
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    Guifa WANG, Mengyue GUO, Jiamei GU, Min TANG, Zhengjun WEI, Jindong WANG, Shentao WANG. Low Power Consumption Visible Light Communication Technology Based on Bilevel Pulse Width Modulation[J]. Acta Photonica Sinica, 2021, 50(5): 139

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    Paper Information

    Category: Fiber Optics and Optical Communications

    Received: Nov. 16, 2020

    Accepted: Mar. 1, 2021

    Published Online: Jun. 22, 2021

    The Author Email:

    DOI:10.3788/gzxb20215005.0506004

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