Chinese Optics Letters, Volume. 13, Issue Suppl., S21501(2015)

Improving the accuracy of the phase difference in a high-frequency range finder

Yuzhou Liu and Bin Zhao*
Author Affiliations
  • Department of Instrumentation, School of Mechanical Science and Engineering, Huazhong University of Science and Technology, Wuhan 430074, China
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    Figures & Tables(8)
    Block diagram of the phase difference laser range finder.
    The influences of the crosstalk on the phase difference and distance, for β=50°, C/B=1/40, and f=1.5 GHz.
    The actual periodic errors of the range system.
    Phase difference drift.
    Block diagram of the proposed phase difference laser range finder.
    Phase difference drift of the modified system.
    Experimental setup.
    Distance error of the range finder.
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    Yuzhou Liu, Bin Zhao. Improving the accuracy of the phase difference in a high-frequency range finder[J]. Chinese Optics Letters, 2015, 13(Suppl.): S21501

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    Paper Information

    Category: Machine Vision

    Received: Jan. 9, 2015

    Accepted: Mar. 10, 2015

    Published Online: Aug. 8, 2018

    The Author Email: Bin Zhao (zhaobin63@soho.com)

    DOI:10.3788/COL201513.S21501

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