Title :
On the use of DFB lasers for coherent PON
Author :
Gaudino, R. ; Curri, V. ; Bosco, G. ; Rizzelli, G. ; Nespola, A. ; Zeolla, D. ; Straullu, S. ; Capriata, S. ; Solina, P.
Author_Institution :
Politec. di Torino, Torino, Italy
Abstract :
Some of the proposed NG-PON2 architectures encompass coherent receivers. In this scenario, we investigate the use of commercial DFB lasers, rather than more expensive ECL, showing negligible penalty for 40 Gbps PM-QPSK.
Keywords :
distributed feedback lasers; optical receivers; passive optical networks; phase shift keying; DFB laser; NG-PON2 architecture; PM-QPSK; bit rate 40 Gbit/s; coherent PON; coherent receiver; passive optical network; Digital signal processing; Laser noise; Lasers; Optical polarization; Optical receivers; Phase noise;
Conference_Titel :
Optical Fiber Communication Conference and Exposition (OFC/NFOEC), 2012 and the National Fiber Optic Engineers Conference
Conference_Location :
Los Angeles, CA
Print_ISBN :
978-1-4673-0262-3
