Title : 
Nonlinear impairments in coherent communication systems
         
        
            Author : 
Bigo, Sébastien ; Bertran-Pardo, Oriol ; Renaudier, Jéréemie ; Charlet, Gabriel
         
        
            Author_Institution : 
Alcatel-Lucent Bell Labs., Centre de Villarceaux, Nozay, France
         
        
        
        
        
            Abstract : 
We measure the impact of nonlinearities when upgrading a 10 Gb/s system with 40 Gb/s and 100 Gb/s coherent QPSK channels. The results suggest that the dominant impairment is specific to polarization multiplexed coherent systems, namely cross-polarization modulation.
         
        
            Keywords : 
optical fibre communication; optical modulation; quadrature phase shift keying; QPSK channels; bit rate 10 Gbit/s; bit rate 100 Gbit/s; bit rate 40 Gbit/s; coherent communication systems; cross-polarization modulation; dominant impairment; nonlinear impairments; polarization multiplexed coherent systems; Modulation; Nonlinear optics; Optical fiber dispersion; Optical fiber polarization; Optical noise;
         
        
        
        
            Conference_Titel : 
Photonics Society Summer Topical Meeting Series, 2010 IEEE
         
        
            Conference_Location : 
Playa del Carmen
         
        
            Print_ISBN : 
978-1-4244-3730-6
         
        
            Electronic_ISBN : 
978-1-4244-3731-3
         
        
        
            DOI : 
10.1109/PHOSST.2010.5553621