Long-cavity, multiple-phase-shift, distributed feedback laser for linewidth narrowing

11 May 1989

journal article
Published by Institution of Engineering and Technology (IET) in Electronics Letters

Vol. 25 (10) , 629-630
https://doi.org/10.1049/el:19890427

Abstract

We have developed the long-cavity multiple-phase-shift distributed feedback (MPS-DFB) laser diode with three phase shifts in the corrugation for linewidth narrowing. Stable single-mode operation up to 30 mW and narrow linewidth of 830 kHz were obtained for a 1.2 mm cavity MPS-DFB laser.

Keywords

LONG-CAVITY MULTIPLE-PHASE-SHIFT DISTRIBUTED FEEDBACK
CAVITY MPS-DFB LASER
30 MW
LINEWIDTH NARROWING
SINGLE-MODE OPERATION
DISTRIBUTED FEEDBACK LASER
CORRUGATION
830 KHZ

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