Title :
Experimental demonstration of non-binary LDPC coded modulation for ultra-long-haul transmission systems
Author :
Zhang, Shaoliang ; Arabaci, Murat ; Yaman, Fatih ; Djordjevic, Ivan B. ; Xu, Lei ; Wang, Ting ; Inada, Yoshihisa ; Ogata, Takaaki ; Aoki, Yasuhiro
Author_Institution :
NEC Labs. America, Inc., Princeton, NJ, USA
Abstract :
Performance of rate-0.8 4-ary LDPC coded modulation with MAP detector is demonstrated in 40Gb/s dual-polarization QPSK transmissions. We achieve >;10 dB coding gain at BER of 10-6 and show no countable errors after 10,560 km transmission over legacy DMFs.
Keywords :
maximum likelihood decoding; maximum likelihood detection; modulation coding; parity check codes; quadrature phase shift keying; 4-ary LDPC coded modulation; MAP detector; QPSK transmissions; dual polarization; nonbinary LDPC coded modulation; ultra-long-haul transmission systems; Bit error rate; Decoding; Detectors; Encoding; Modulation; Optical fiber communication; Parity check codes;
Conference_Titel :
Optical Communication (ECOC), 2011 37th European Conference and Exhibition on
Conference_Location :
Geneva
Print_ISBN :
978-1-4577-1918-9
