A novel Si-based photodetector with flat-top and steep-edge spectral response

  • Xueqiang Zhang*
  • , Yongqing Huang
  • , Xiaofeng Duan
  • , Xinye Fan
  • , Qi Wang
  • , Xia Zhang*
  • , Bing Shen
  • , Wei Wang
  • , Xiaomin Ren
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

To meet the requirement of the dense wavelength-division-multiplexed (DWDM) system and optoelectronic integrated circuit, we design a Si-Based InGaAs photodetector, which is fabricated by bonding InGaAs/InP photodetector on a Si-Based dielectric film Fabry-Perot filter. The photodetector can exhibit an extremely good flat-top and steep-edge spectral response through designing the structure of Si-Based dielectric film Fabry-Perot filter. The simulation result of phtodetector demonstrates that the spectral response linewidth, at-top and steep-edge characteristics of these photodetectors are suitable to be used in 50 GHz, 100 GHz, 200 GHz DWDM system.

Original languageEnglish
Pages (from-to)4338-4343
Number of pages6
JournalOptics Communications
Volume285
Issue number21-22
DOIs
Publication statusPublished - 1 Oct 2012
Externally publishedYes

Keywords

  • DWDM
  • Dielectric film Fabry-Perot filter
  • Flat-top and steep-edge
  • Photodetector

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