Title :
Training-based channel estimation for signal equalization and OPM in 16-QAM optical transmission systems
Author :
Pittala, Fabio ; Hauske, F.N. ; Ye, Yunming ; Monroy, I.T. ; Nossek, Josef A.
Author_Institution :
Eur. Res. Center, Huawei Technol. Duesseldorf GmbH, Munich, Germany
Abstract :
Efficient channel estimation for signal equalization and OPM based on short CAZAC sequences with QPSK and 8PSK constellation formats is demonstrated in a 224-Gb/s PDM 16-QAM optical linear transmission system.
Keywords :
channel estimation; multiplexing; quadrature amplitude modulation; quadrature phase shift keying; 8PSK constellation format; OPM; PDM 16-QAM optical linear transmission system; QPSK constellation format; bit rate 224 Gbit/s; optical parameter monitoring; polarization division multiplexing; short CAZAC sequences; signal equalization; training-based channel estimation; Adaptive optics; Channel estimation; Estimation; Optical filters; Optical noise; Optical polarization; Signal to noise ratio;
Conference_Titel :
Optical Communications (ECOC), 2012 38th European Conference and Exhibition on
Conference_Location :
Amsterdam
