Wavemeter

A wavemeter for measuring a signal light which is obtained by multiplexing a plurality of optical signals in a predetermined system and which is transmitted, comprises: a reference setting unit for setting a reference value for measurement of the signal light obtained by the predetermined system, a...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Sasaki, Shiori, Unno, Yasushi
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A wavemeter for measuring a signal light which is obtained by multiplexing a plurality of optical signals in a predetermined system and which is transmitted, comprises: a reference setting unit for setting a reference value for measurement of the signal light obtained by the predetermined system, a measuring unit for continuously measuring the transmitted signal light, a specifying unit for specifying each optical signal multiplexed into the signal light, in accordance with a result of a measurement carried out by the measuring unit, a variation measuring unit for calculating a variation in a physical value of each optical signal specified by the specifying unit in accordance with the reference value for measurement, and an output unit for outputting a transition of the variation calculated by the variation measuring unit.