Modal noise and optical feedback in high-speed optical systems at 0.85 μm

17 July 1980

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

Vol. 16 (15) , 592-593
https://doi.org/10.1049/el:19800410

Abstract

The most critical interferences in optical broadband communication systems at 0.85 μm are the modal noise in a graded-index fibre and the feedback problems in d.h. semiconductor lasers. Experiments with these two phenomena in a high-speed digital transmission system are described.

Keywords

CRITICAL INTERFERENCES
DIGITAL TRANSMISSION SYSTEM
OPTICAL BROADBAND COMMUNICATION SYSTEM
HIGH SPEED OPTICAL SYSTEM
OPTICAL FEEDBACK
GRADED INDEX FIBRE
MODAL NOISE
DH SEMICONDUCTOR LASERS

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