Title :
Efficient and robust MIMO DSP equalization in POLMUX OFDM transmission with direct detection
Author :
Cvijetic, Neda ; Prasad, Narayan ; Cvijetic, Milorad ; Wang, Ting
Author_Institution :
NEC Labs. America, Princeton, NJ, USA
Abstract :
We identify a novel efficiency-versus-robustness trade-off in POLMUX-OFDM-DD systems and present the first DSP-based switching rule that exploits it. We experimentally report 20.4% and 36.8% complexity reductions for 20 km 16-QAM and 800km QPSK transmission, respectively.
Keywords :
MIMO communication; OFDM modulation; equalisers; optical modulation; optical signal detection; quadrature amplitude modulation; quadrature phase shift keying; 16-QAM; DSP-based switching rule; POLMUX OFDM transmission; POLMUX-OFDM-DD systems; QPSK transmission; direct detection; distance 20 km; distance 800 km; polarization-multiplexed orthogonal frequency division multiplexing; robust MIMO DSP equalization; MIMO; OFDM; Optical attenuators; Optical fibers; Optical filters; Optical receivers;
Conference_Titel :
Optical Communication (ECOC), 2011 37th European Conference and Exhibition on
Conference_Location :
Geneva
Print_ISBN :
978-1-4577-1918-9
