Title :
400 Gbit/s 256 QAM-OFDM transmission over 720 km with a 14 bit/s/Hz spectral efficiency using an improved FDE technique
Author :
Omiya, T. ; Yoshida, Manabu ; Nakazawa, Masataka
Author_Institution :
Res. Inst. of Electr. Commun., Tohoku Univ., Sendai, Japan
Abstract :
We demonstrate 400 Gbit/s PDM-256 QAM-OFDM transmission with 14 bit/s/Hz spectral efficiency by employing an improved FDE technique that extended the transmission distance to 720 km and achieved an SE-distance product of 10,080 km·bit/s/Hz.
Keywords :
OFDM modulation; optical communication; quadrature amplitude modulation; FDE technique; PDM-256 QAM-OFDM transmission; SE-distance product; bit rate 14 bit/s; byte rate 400 GByte/s; distance 720 km; spectral efficiency; Frequency modulation; OFDM; Optical fibers; Optical polarization; Optical transmitters; Quadrature amplitude modulation;
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
