Optical heterodyne receiver providing random channel selection

14 September 1989

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

Vol. 25 (19) , 1280-1282
https://doi.org/10.1049/el:19890857

Abstract

The letter describes a digitally tuned optical heterodyne receiver which can randomly access the channels of an FDM optical communication system. The receiver can identify missing channels, and is insensitive to variation of the LO laser frequency relative to the tuning current.

Keywords

FDM OPTICAL COMMUNICATION SYSTEM
RANDOM CHANNEL SELECTION
OPTICAL FIBRE LINKS
OPTICAL HETERODYNE RECEIVER
FSK
SEMICONDUCTOR LASERS
RANDOM ACCESS
MISSING CHANNEL IDENTIFICATION
DIGITAL TUNING
DBR LASERS

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