Amplifier having amplifying optical fiber

The invention relates to an amplifier with amplifying optical fibre, the amplifier including means of reduction of the optical noise due to amplified spontaneous emission, these means being inserted into the length of the amplifying optical fibre, characterised in that the said means comprise an opt...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	H. FEVRIER, J. F. MARCEROU
Format:	Patent
Sprache:	eng
Schlagworte:	BASIC ELECTRIC ELEMENTS DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH ISMODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THEDEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY,COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g.SWITCHING, GATING, MODULATING OR DEMODULATING DEVICES USING STIMULATED EMISSION ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY FREQUENCY-CHANGING NON-LINEAR OPTICS OPTICAL ANALOGUE/DIGITAL CONVERTERS OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS OPTICAL LOGIC ELEMENTS OPTICS PHYSICS TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF TRANSMISSION
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Beschreibung
Zusammenfassung:	The invention relates to an amplifier with amplifying optical fibre, the amplifier including means of reduction of the optical noise due to amplified spontaneous emission, these means being inserted into the length of the amplifying optical fibre, characterised in that the said means comprise an optical isolator (5).