Title :
1-Tb/s large girth LDPC-coded coherent optical OFDM transmission over 1040-km standard single-mode fiber
Author :
Yang, Qi ; He, Zhixue ; Liu, Wu ; Zhu Yang ; Yu, Shaohua ; Shieh, William ; Djordjevic, Ivan B.
Author_Institution :
State Key Lab. of Opt. Commun. Technol. & Networks, Wuhan, China
Abstract :
We experimentally demonstrate 1-Tb/s CO-OFDM transmission over 1040-km standard single-mode fiber using 50% overhead girth-12 LDPC-coded 16-QAM. More than 4-dB improvement in OSNR sensitivity is achieved over conventional 4-QAM while maintaining the same spectral efficiency.
Keywords :
OFDM modulation; optical fibre communication; optical modulation; parity check codes; quadrature amplitude modulation; spectral analysis; CO-OFDM transmission; OSNR sensitivity; QAM; bit rate 1 Tbit/s; large girth LDPC-coded coherent optical OFDM transmission; spectral efficiency; standard single-mode fiber; Bit error rate; Optical fibers; Optical noise; Optical receivers; Parity check codes; Sensitivity; Signal to noise ratio;
Conference_Titel :
Optical Fiber Communication Conference and Exposition (OFC/NFOEC), 2011 and the National Fiber Optic Engineers Conference
Conference_Location :
Los Angeles, CA
Print_ISBN :
978-1-4577-0213-6
