Title :
System benefits of digital dispersion pre-compensation for non-dispersion-managed PDM-WDM transmission
Author :
Ghazisaeidi, Amirhossein ; Renaudier, Jeremie ; Salsi, Massimiliano ; Tran, P. ; Charlet, G. ; Bigo, S.
Author_Institution :
Centre de Villarceaux, Alcatel-Lucent Bell Labs., Nozay, France
Abstract :
We studied the system benefits of applying dispersion pre-compensation using programmable DAC, on the performance of 32.5 Gbaud root-raised-cosine pulse-shaped PDM-WDM BPSK, QPSK, and 16QAM. With 50% dispersion pre-compensation, for BPSK 1.5 dB improvemement of optimum Q2-factor is observed while for QPSK and 16QAM no improvement was observed.
Keywords :
digital-analogue conversion; quadrature amplitude modulation; quadrature phase shift keying; wavelength division multiplexing; 16QAM; QPSK; digital dispersion precompensation; nondispersion-managed PDM-WDM transmission; programmable DAC; root-raised-cosine pulse-shaped PDM-WDM BPSK;
Conference_Titel :
Optical Communication (ECOC 2013), 39th European Conference and Exhibition on
Conference_Location :
London
Electronic_ISBN :
978-1-84919-759-5
DOI :
10.1049/cp.2013.1484