EDFA Dynamic Range Extension via Novel Digital Pump Drive

Conference: ECOC 2007 - 33rd European Conference and Exhibition of Optical Communication
09/16/2007 - 09/20/2007 at Berlin, Germany

Proceedings: ECOC 2007

Pages: 2Language: englishTyp: PDF

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Gurusami, Arvi; Butler, Doug; Zahnley, Timothy; Dahl, Scott; Wigley, Peter (Avanex New York, 343 Daniel Zenker Drive, Suite 102, Horseheads, NY 14845)

Pump laser threshold, L-I curve nonlinearity, kink and roll-off limitations are overcome via novel digital EDFA control. Pump power consumption, dissipation and output power are improved by enabling operation above traditional kink current.