Optimization of an integrated wavelength monitor device

Pengfei Wang, Gilberto Brambilla, Yuliya Semenova, Qiang Wu, Gerald Farrell

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

2 Citations (Scopus)

Abstract

In this paper an edge filter based on multimode interference in an integrated waveguide is optimized for a wavelength monitoring application. This can also be used as a demodulation element in a fibre Bragg grating sensing system. A global optimization algorithm is presented for the optimum design of the multimode interference device, including a range of parameters of the multimode waveguide, such as length, width and position of the input and output waveguides. The designed structure demonstrates the desired spectral response for wavelength measurements. Fabrication tolerance is also analysed numerically for this structure.

Original languageEnglish
Title of host publicationOptical Sensors 2011; and Photonic Crystal Fibers V
DOIs
Publication statusPublished - 2011
EventOptical Sensors 2011; and Photonic Crystal Fibers V - Prague, Czech Republic
Duration: 18 Apr 201120 Apr 2011

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume8073
ISSN (Print)0277-786X

Conference

ConferenceOptical Sensors 2011; and Photonic Crystal Fibers V
Country/TerritoryCzech Republic
CityPrague
Period18/04/1120/04/11

Keywords

  • Edge filter
  • Integrated waveguide
  • Multimode interference
  • Wavelength monitor

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