DQPSK/DPSK OPTICAL RECEIVER WITH TUNABLE OPTICAL FIBERS

DQPSK/DPSK OPTICAL RECEIVER WITH TUNABLE OPTICAL FIBERS

An optical receiver includes a first interferometer having a plurality of arms. The optical receiver further includes first tunable optical filters connected in series with the arms of the first interferometer, where each first tunable optical filter is tuned to filter a region of overlap in the opt...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CHEN DAVID ZHI, BASCH E. EVERT
Format: Patent
Sprache:eng
Schlagworte:
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
TRANSMISSION
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Beschreibung
Zusammenfassung:An optical receiver includes a first interferometer having a plurality of arms. The optical receiver further includes first tunable optical filters connected in series with the arms of the first interferometer, where each first tunable optical filter is tuned to filter a region of overlap in the optical frequency spectrum between adjacent optical channels.