Title :
DGD-tolerant timing recovery for coherent receivers
Author :
Kuschnerov, M. ; Piyawanno, K. ; Alfiad, M.S. ; Spinnler, B. ; Napoli, A. ; Lankl, B.
Author_Institution :
Nokia Siemens Networks GmbH & Co. KG, Munich, Germany
Abstract :
The clock signal disappears for half-baud DGD with even power splitting between the polarizations for typical timing recoveries. A simple solution is analyzed for 16QAM using several timing error detectors.
Keywords :
delays; error detection; light coherence; optical fibre polarisation; optical receivers; quadrature amplitude modulation; synchronisation; 16QAM; DGD; clock signal disappears; coherent receivers; differential group delay; even power splitting; polarization; timing error detectors; timing recovery; Clocks; Detectors; Histograms; Optical noise; Receivers; Signal to noise ratio; Timing;
Conference_Titel :
OptoElectronics and Communications Conference (OECC), 2010 15th
Conference_Location :
Sapporo
Print_ISBN :
978-1-4244-6785-3
