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A 4-tap CMOS lock-in modulator with anti-interference and background canceling for solid-state long-range LiDAR

  • Shuyu Lei
  • , Shanzhe Yu
  • , Bing Zhang
  • , Guocai Wang
  • , Li Geng
  • Ningbo Abax Sensing Co. Ltd
  • Peking University
  • Xi'an Jiaotong University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

1 Scopus citations

Abstract

In this paper, we present a 4-Tap CMOS lock-in modulator designed for solid-state long-range LiDAR. The proposed lock-in modulator is based on a pinned photodiode structure with non-uniform doping and double TX structure for each tap. With a specially designed high dynamic range, the pixel array is able to get 3D depth information of objects for both long and short range with anti-interference and background canceling.

Original languageEnglish
Title of host publication2019 IEEE International Conference on Electron Devices and Solid-State Circuits, EDSSC 2019
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781728102863
DOIs
StatePublished - Jun 2019
Event2019 IEEE International Conference on Electron Devices and Solid-State Circuits, EDSSC 2019 - Xi'an, China
Duration: 12 Jun 201914 Jun 2019

Publication series

Name2019 IEEE International Conference on Electron Devices and Solid-State Circuits, EDSSC 2019

Conference

Conference2019 IEEE International Conference on Electron Devices and Solid-State Circuits, EDSSC 2019
Country/TerritoryChina
CityXi'an
Period12/06/1914/06/19

Keywords

  • Anti-interference
  • LiDAR
  • Modulator

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