Nonlinear calibration of frequency modulated continuous wave LIDAR based on a microresonator soliton comb

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

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Author(s)

  • Linhua JIA
  • Yang WANG
  • Xinyu WANG
  • Fumin ZHANG
  • Weiqiang WANG
  • Jindong WANG
  • Jihui ZHENG
  • Jiawei CHEN
  • Mingyu SONG
  • Xin MA
  • Meiyan YUAN
  • Brent LITTLE
  • Dong CHENG
  • Xinghua QU
  • Wei ZHAO
  • Wenfu ZHANG

Detail(s)

Original languageEnglish
Pages (from-to)1025-1028
Journal / PublicationOptics Letters
Volume46
Issue number5
Online published19 Feb 2021
Publication statusPublished - 1 Mar 2021

Abstract

Traditional frequency modulated continuous wave (FMCW) LIDAR ranging is based on heterodyne detection, calculating unknown distance by extracting the frequency of the interference signal, while the main error source is frequency modulation (FM) nonlinearity. In this paper, a ranging system based on a microresonator soliton comb is demonstrated to correct the nonlinearity by sampling the ranging signals at equal frequency intervals, producing a ranging error lower than 20 μm, while at the range of 2 m. Advantages of fast data acquisition, light computation requirements, and a simple optical path, without long optical fiber, give this method a high practical value in precision manufacturing. (C) 2021 Optical Society of America

Citation Format(s)

Nonlinear calibration of frequency modulated continuous wave LIDAR based on a microresonator soliton comb. / JIA, Linhua; WANG, Yang; WANG, Xinyu et al.
In: Optics Letters, Vol. 46, No. 5, 01.03.2021, p. 1025-1028.

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review