Fibre optic sensing

This application describes methods and apparatus for fibre optic sensing. A receive unit (102) includes an optical arrangement configured to receive coherent optical radiation that has propagated through a sensing optical fibre (102) and to form first and second optical signals, wherein the second o...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Roger Ian Crickmore, Alastair Godfrey
Format:	Patent
Sprache:	eng
Schlagworte:	ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVEREDIN A SINGLE OTHER SUBCLASS MEASURING MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR PHYSICS TARIFF METERING APPARATUS TESTING
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