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Chinese Journal of Lasers, Volume. 44, Issue 9, 906009(2017)

Simultaneous Detection Technology of Tracking and Communication Based on Four-Quadrant Detector

Fan Xinkun1,2、*, Zhang Lei1, Song Yansong1, Jiang Lun1, and Wu Kai1,2
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  • 1[in Chinese]
  • 2[in Chinese]
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    References (13)
    Cited By (8)
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    Figures & Tables(10)
    Relationship between the deflection of light beam and position offset

    Fig. 1. Relationship between the deflection of light beam and position offset

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    Communication principle of QD

    Fig. 2. Communication principle of QD

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    Performance comparison of three consolidation methods

    Fig. 3. Performance comparison of three consolidation methods

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    Relationship between signal noise ratio and bit error rate under different diversities

    Fig. 4. Relationship between signal noise ratio and bit error rate under different diversities

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    Working principle of simultaneous tracking and communication

    Fig. 5. Working principle of simultaneous tracking and communication

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    Simultaneous tracking and communication system

    Fig. 6. Simultaneous tracking and communication system

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    Test curve of subdivide ability

    Fig. 7. Test curve of subdivide ability

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    Oscilloscope waveform. (a)(b)(c)(d) A、B、C、D quadrant data collection

    Fig. 8. Oscilloscope waveform. (a)(b)(c)(d) A、B、C、D quadrant data collection

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    Signal recovery test. (a) Clock extraction; (b) data recovery

    Fig. 9. Signal recovery test. (a) Clock extraction; (b) data recovery

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    Eye diagram under the condition of limiting sensitivity

    Fig. 10. Eye diagram under the condition of limiting sensitivity

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    Fan Xinkun, Zhang Lei, Song Yansong, Jiang Lun, Wu Kai. Simultaneous Detection Technology of Tracking and Communication Based on Four-Quadrant Detector[J]. Chinese Journal of Lasers, 2017, 44(9): 906009

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    Paper Information

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    Received: Apr. 17, 2017

    Accepted: --

    Published Online: Sep. 7, 2017

    The Author Email: Fan Xinkun (fxk0823@163.com)

    DOI:10.3788/CJL201744.0906009

    Topics

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