Improvement on stability of direct modulation laser with integrated active feedback by partial corrugated gratings.
Ban D, Wang J, Wang X, Lu D, Wang W, Jin Y, Zhai K, Du X, Bai J, Yuan H, Chen W, Liu Y, Li M, Zhu N.
Ban D, et al.
Opt Express. 2023 Aug 28;31(18):28778-28791. doi: 10.1364/OE.495842.
Opt Express. 2023.
PMID: 37710690
Free article.
However, this design has difficulties in obtaining high single mode yield (SMY) and low relative intensity noise (RIN) as a result of the strong optical feedback caused by the integrated active feedback waveguide (AFW) and the random phase of the facet phase. ...Furthermor …
However, this design has difficulties in obtaining high single mode yield (SMY) and low relative intensity noise (RIN) as a result of …