Title :
Single-stage FDE supported by training-aided channel estimation for coherent optical receivers
Author :
Pittala, Fabio ; Hauske, F.N. ; Nossek, Josef A.
Author_Institution :
Eur. Res. Center, Huawei Technol. Duesseldorf GmbH, Munich, Germany
Abstract :
Low-complexity single-stage frequency domain equalization is demonstrated in a 112-Gbps PDM-QPSK optical communication system. The bulk of CD is blindly estimated while residual CD, PMD and SOP tracking is supported by training-aided channel estimation.
Keywords :
channel estimation; equalisers; light coherence; multiplexing; optical fibre dispersion; optical fibre polarisation; optical modulation; optical receivers; quadrature phase shift keying; CD; PDM-QPSK optical communication system; PMD; SOP; bit rate 112 Gbit/s; blind estimation; chromatic dispersion; coherent optical receivers; polarization-mode dispersion; single-stage FDE; single-stage frequency domain equalization; state-of-polarization; training-aided channel estimation; Channel estimation; Complexity theory; Equalizers; MIMO; Optical filters; Optical receivers; Signal to noise ratio;
Conference_Titel :
Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013
Conference_Location :
Anaheim, CA
Print_ISBN :
978-1-4799-0457-0
