?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Unrepeatered+Transmission+Over+253.4+km+Ultra+Low+Loss+Fibre+Achieving+6.95+(b%2Fs)%2FHz+Se+Using+EDFA-Only+Pre-Amplifier&rft.creator=Galdino%2C+L&rft.creator=Liga%2C+G&rft.creator=Lavery%2C+D&rft.creator=Maher%2C+R&rft.creator=Xu%2C+T&rft.creator=Savory%2C+SJ&rft.creator=Sato%2C+M&rft.creator=Killey%2C+R&rft.creator=Thomsen%2C+B&rft.creator=Bayvel%2C+P&rft.description=A+560+Gb%2Fs+(7%C3%9780+Gb%2Fs+Nyquist+spaced+PDM-16QAM)+superchannel+achieving+6.95+b%2Fs%2FHz+spectral+efficiency+is+transmitted+over+253.4+km+SMF-28%C2%AE+ULL+fiber+using+only+EDFA+pre-amplification+and+full-field+nonlinear+back-propagation%2C+corresponding+to+a+record+SE-distance+product+of+1761.1+b%2Fs%2FHz%C2%B7km.&rft.subject=Bandwidth%2C+Optical+fiber+networks%2C+Wavelength+division+multiplexing%2C+Bit+error+rate%2C+Optical+fiber+polarization%2C%0D%0AOptical+fiber+filters%2C+Erbium-doped+fiber+amplifiers%2C+backpropagation%2C+erbium%2C+optical+fibre+amplifiers%2C+optical+fibre+networks%2C+quadrature+amplitude+modulation%2C+telecommunication+computing%2C+unrepeated+transmission%2C+ultralow-loss+fiber%2C+EDFA-only+pre-amplification%2C+Nyquist-spaced+PDM-16QAM%2C+superchannel%2C+spectral+efficiency%2C+SMF-28+ULL+fiber%2C+full-field+nonlinear+back-propagation%2C+SE-distance+product%2C+bit+rate+560+Gbit%2Fs%2C+distance+253.4+km%2C+Er&rft.publisher=IEEE&rft.date=2014-09-21&rft.type=Proceedings+paper&rft.language=eng&rft.source=+++++In%3A++Proceedings+of+2014+The+European+Conference+on+Optical+Communication+(ECOC).++(pp.+5.2-5.2).++IEEE%3A+Cannes%2C+France.+(2014)+++++&rft.format=text&rft.identifier=https%3A%2F%2Fdiscovery.ucl.ac.uk%2Fid%2Feprint%2F1454129%2F1%2FLavery_GALDINO_ECOC2014_unrepeatered_transmission.pdf&rft.identifier=https%3A%2F%2Fdiscovery.ucl.ac.uk%2Fid%2Feprint%2F1454129%2F&rft.rights=open