Title :
Guard-band for 111 Gbit/s coherent PM-QPSK channels on legacy fiber links carrying 10 Gbit/s IMDD channels
Author :
Carena, A. ; Curri, V. ; Poggiolini, P. ; Forghieri, F.
Author_Institution :
Dipt. di Elettron., Politec. di Torino, Turin
Abstract :
We investigated through simulations the minimum needed guard-band for the allocation of 111 Gbit/s coherent PM-QPSK WDM channels on legacy 10 Gbit/s IMDD WDM fiber links. For 2 dB penalty, results indicate 400 GHz (SMF) and 600 GHz (NZDSF).
Keywords :
optical fibre communication; optical modulation; quadrature phase shift keying; telecommunication channels; wavelength division multiplexing; IMDD channels; NZDSF; SMF; WDM channels; bit rate 10 Gbit/s; bit rate 111 Gbit/s; coherent PM-QPSK channels; frequency 400 GHz; frequency 600 GHz; guard-band; legacy fiber links; Chromatic dispersion; Digital signal processing; Erbium-doped fiber amplifier; Frequency; Optical fiber polarization; Optical filters; Optical transmitters; Photonics; Signal analysis; Wavelength division multiplexing; 060.1660 Coherent communications; 060.2360 Fiber optics links and subsystems;
Conference_Titel :
Optical Fiber Communication - incudes post deadline papers, 2009. OFC 2009. Conference on
Conference_Location :
San Diego, CA
Print_ISBN :
978-1-4244-2606-5
Electronic_ISBN :
978-1-55752-865-0
