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Laser & Optoelectronics Progress, Volume. 56, Issue 1, 010603(2019)

Design of Full Duplex Visible Light Communication System Based on Single Light Source

Yufeng Yang, Mingzheng Jiang*, Ying Zhang, and Huan Zhang
Author Affiliations
  • School of Automation and Information Engineering, Xi'an University of Technology, Xi'an, Shaanxi 710048, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (16)
    Equations (0)
    References (21)
    Cited By (3)
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    Paper Information
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    Figures & Tables(16)
    Visible light full duplex communication system block diagram

    Fig. 1. Visible light full duplex communication system block diagram

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    Schematic of LED drive circuit

    Fig. 2. Schematic of LED drive circuit

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    Defocused model reverse modulator

    Fig. 3. Defocused model reverse modulator

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    Cat eye reverse modulator principle diagram. (a) Non-focal type model reverse modulator; (b) defocused model reverse modulator

    Fig. 4. Cat eye reverse modulator principle diagram. (a) Non-focal type model reverse modulator; (b) defocused model reverse modulator

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    Driving amplifier circuit module

    Fig. 5. Driving amplifier circuit module

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    Active bandpass filter principle diagram

    Fig. 6. Active bandpass filter principle diagram

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    Diagram of active terminal

    Fig. 7. Diagram of active terminal

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    Diagram of reverse terminal

    Fig. 8. Diagram of reverse terminal

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    LED driver circuit diagram. (a) PCB diagram; (b) module

    Fig. 9. LED driver circuit diagram. (a) PCB diagram; (b) module

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    Photoelectric receiving circuit diagram. (a) PCB diagram; (b) module

    Fig. 10. Photoelectric receiving circuit diagram. (a) PCB diagram; (b) module

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    Hardware circuit test diagram. (a) LED drive circuit; (b) photoelectric receiving circuit

    Fig. 11. Hardware circuit test diagram. (a) LED drive circuit; (b) photoelectric receiving circuit

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    Reverse modulator drive circuit diagram. (a) PCB diagram; (b) reverse drive circuit diagram

    Fig. 12. Reverse modulator drive circuit diagram. (a) PCB diagram; (b) reverse drive circuit diagram

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    Piezoelectric ceramic driver circuit test diagram

    Fig. 13. Piezoelectric ceramic driver circuit test diagram

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    System error rate test. (a) Downlink; (b) uplink

    Fig. 14. System error rate test. (a) Downlink; (b) uplink

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    • Table 1. Active terminal parameters

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      Table 1. Active terminal parameters

      LEDmodelBeamdivergenceangle /(°)Photo-detectorDetectorresponsewavelength /nmDetector noiseequivalent power /(W·Hz-1/2)Biascurrent /mAModulationcurrent /mALensfocallength /mmLensdiameter /mm
      CREEXlamp-Q515-35S5971320-10007.4×10-75001003025

    • Table 2. Reverse terminal parameters

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      Table 2. Reverse terminal parameters

      Piezoelectricceramicsslice /mmPiezoceramicresponsefrequency /kHzPiezoelectricceramic chipdrivingvoltage /VInversemodulatorlens focallength /mmReversemodulator lensdiameter /mmFocusinglensdiameter /mmFocusinglens focallength /mmPhotodetector
      270-20±1590705070S5971
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    Yufeng Yang, Mingzheng Jiang, Ying Zhang, Huan Zhang. Design of Full Duplex Visible Light Communication System Based on Single Light Source[J]. Laser & Optoelectronics Progress, 2019, 56(1): 010603

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    Paper Information

    Category: Fiber Optics and Optical Communications

    Received: Jul. 23, 2018

    Accepted: Sep. 14, 2018

    Published Online: Aug. 1, 2019

    The Author Email: Mingzheng Jiang (2918902691@qq.com)

    DOI:10.3788/LOP56.010603

    Topics

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