Title :
Hybrid electro-optical feedback gain-stabilized EDFAs for long-reach wavelength-multiplexed passive optical networks
Author :
Krimmel, Heinz G. ; Pfeiffer, Thomas ; Deppisch, B. ; Jentsch, L.
Author_Institution :
Alcatel-Lucent Bell Labs., Stuttgart, Germany
Abstract :
A novel EDFA gain stabilization technique is given for low-noise WDM upstream amplification in long-reach, high-split passive optical networks. Hybrid opto-electrical feedback avoids drawbacks from known optical feedback or pump-laser steering methods in access networks.
Keywords :
beam steering; electro-optical effects; erbium; laser feedback; optical fibre amplifiers; optical fibre networks; subscriber loops; wavelength division multiplexing; EDFA gain stabilization; Jk:Er; access networks; high-split passive optical networks; hybrid electro-optical feedback; low-noise WDM upstream amplification; pump-laser steering; wavelength multiplexing; Erbium-doped fiber amplifier; Optical amplifiers; Optical attenuators; Optical feedback; Optical network units; Optical pumping; Optical receivers; Optical transmitters; Passive optical networks; Wavelength division multiplexing;
Conference_Titel :
Optical Communication, 2009. ECOC '09. 35th European Conference on
Conference_Location :
Vienna
Print_ISBN :
978-1-4244-5096-1
