Metropolitan optical telecommunications network comprising a ring-type core

Metropolitan optical telecommunications network comprising a ring-type core

The optical network has a fibre optic centre (10) with an access node (11) having a transmitter unit (111) with a carrier belonging to a set of wavelengths belonging to a secondary ring (41,42). There are optical (100) insertion units (1,2) inserting the signal in the optical node and optical couple...

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Bibliographische Detailangaben
Hauptverfasser: DORGEUILLE, FRANCOIS, ARTIGUE, CLAUDE, NOIRIE, LUDOVIC, JOURDAN, AMAURY
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
MULTIPLEX COMMUNICATION
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION
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Beschreibung
Zusammenfassung:The optical network has a fibre optic centre (10) with an access node (11) having a transmitter unit (111) with a carrier belonging to a set of wavelengths belonging to a secondary ring (41,42). There are optical (100) insertion units (1,2) inserting the signal in the optical node and optical couplers (31,32) removing part of the carrier power information at the reception point.