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Wavelength switchable fiber-optic Sagnac filter

  • Northwest University China

Research output: Contribution to journal › Article › peer-review

8 Scopus citations

Abstract

A wavelength switchable fiber-optic comb filter based on an in-line Sagnac interference is proposed and demonstrated. The proposed filter consists of a polarizer, two polarization controllers (PCs) and two sections of polarization maintaining fiber (PMFs). The output comb spectrum characteristics of the configuration are theoretically analyzed by Jones matrix, and then numerically simulated and experimentally demonstrated, of which the results present four comb filter-types (sinusoidal, flat-top and narrow-band superposition, and line-shaped spectra) by adjusting the polarizations of light with PCs.

Original languageEnglish
Pages (from-to)222-226
Number of pages5
JournalOptical Fiber Technology
Volume41
DOIs
StatePublished - Mar 2018
Externally publishedYes

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