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Photon-counting laser ranging with InGaAs/InP avalanche photodiode in the passively quenched and 1-GHz sinusoidally gated

  • Jianhua Huang*
  • , Min Ren
  • , Yan Liang
  • , Zhiyuan Wang
  • , Xiaomeng Wang
  • , Weibin Kong
  • , E. Wu
  • , Guang Wu
  • , Heping Zeng
  • *Corresponding author for this work
  • East China Normal University

Research output: Contribution to journalArticlepeer-review

Abstract

We experimentally studied photon-counting laser ranging at 1550 nm using InGaAs/InP avalanche photodiode based single-photon detectors (SPDs). The SPDs operated in the passive quenching and 1-GHz sinusoidal gating Geiger modes, corresponding to continuous and quasi-continuous photon-counting ranging, respectively. Despite that the passively quenched SPD provided relatively high effective detection efficiency, quasi-continuous photon-counting ranging excelled the continuous one with fast acquisition speed and improved depth resolution due to the short deadtime and low timing jitter of the SPD in 1-GHz sinusoidally gated mode.

Original languageEnglish
Pages (from-to)3744-3747
Number of pages4
JournalOptik
Volume125
Issue number14
DOIs
StatePublished - Jul 2014

Keywords

  • Continuous and quasi-continuous modes
  • InGaAs/InP APD
  • Photon-counting ranging

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