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March 9, 2016 at 6:29 am
#32034
hi,
Frequency chirping means broadening of laser linewidth it occurs due variation in laser refractive index. I think it can be reduced by fiber gratting.
https://books.google.co.in/books?id=ok0XX-3MgMoC&pg=PA355&lpg=PA355&dq=how+to+reduce+frequency+chirp&source=bl&ots=LfUexxRuqW&sig=Utj4mHhjMpn7ffk2wxtOpYxPMec&hl=en&sa=X&ved=0ahUKEwj9iYXtvrPLAhUGto4KHXoKCvcQ6AEIXDAI#v=onepage&q=how%20to%20reduce%20frequency%20chirp&f=false
https://perso.telecom-paristech.fr/~gallion/documents/free_downloads_pdf/PG_revues/PG_R11.pdf