Influences of Charge Layer Doping Density in Avalanche Photodiode with Multiple M-Layers Facilitating Higher Saturation Current and Responsivity for FMCW Lidar Applications

Zohauddin Ahmad, Po Shun Wang, Naseem, You Chia Chang, Jin Wei Shi

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

Abstract

We demonstrate novel APDs with multiple multiplication-layers. With optimized charge doping, it exhibits a low mathrm{V}_{pt}} and keeps an invariant mathrm{V}_{br}}, which minimizes space-charge screening and device heating, respectively. High saturation-current (12.8mA) and high-quality 3-D images in FWCW lidar system are achieved using this device.

Original languageEnglish
Title of host publication2022 IEEE Photonics Conference, IPC 2022 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781665434874
DOIs
StatePublished - 2022
Event2022 IEEE Photonics Conference, IPC 2022 - Vancouver, Canada
Duration: 13 Nov 202217 Nov 2022

Publication series

Name2022 IEEE Photonics Conference, IPC 2022 - Proceedings

Conference

Conference2022 IEEE Photonics Conference, IPC 2022
Country/TerritoryCanada
CityVancouver
Period13/11/2217/11/22

Keywords

  • Avalanche photodiodes
  • FMCW Lidar

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