Title :
Comparison of ISI-mitigation techniques for 128 Gb/s PDM-QPSK channels in ultra-dense coherent systems
Author :
Bertran-Pardo, O. ; Renaudier, J. ; Tran, P. ; Mardoyan, H. ; Salsi, M. ; Vacondio, F. ; Charlet, G. ; Bigo, S.
Author_Institution :
Bell Labs., Alcatel-Lucent, Nozay, France
Abstract :
We investigate the possibility of packing 100Gb/s PDM-QPSK channels with 28% overhead into a 33GHz-grid. We compare different intersymbol mitigation techniques and show moderate penalties compared to a standard 50GHz-grid.
Keywords :
multiplexing; quadrature phase shift keying; ISI-mitigation techniques; PDM-QPSK channels; bit rate 100 Gbit/s; bit rate 128 Gbit/s; frequency 33 GHz; frequency 50 GHz; intersymbol mitigation techniques; ultra-dense coherent systems; Maximum likelihood estimation; Optical filters; Optical noise; Phase shift keying; Signal to noise ratio; USA Councils;
Conference_Titel :
Photonics Conference (IPC), 2012 IEEE
Conference_Location :
Burlingame, CA
Print_ISBN :
978-1-4577-0731-5
DOI :
10.1109/IPCon.2012.6358578
