Title :
400 Gbit/s frequency-division-multiplexed and polarization-multiplexed 256 QAM-OFDM transmission over 400 km with a spectral efficiency of 14 bit/s/Hz
Author :
Omiya, T. ; Toyoda, Kentaroh ; Yoshida, Manabu ; Nakazawa, Masataka
Author_Institution :
Res. Inst. of Electr. Commun., Tohoku Univ., Sendai, Japan
Abstract :
We demonstrate a 400-Gbit/s frequency-division-multiplexed and polarization-multiplexed OFDM transmission over 400 km (5×80 km SSMF) with 256 QAM subcarrier modulation using an optical PLL. A record spectral efficiency of 14 bit/s/Hz was successfully achieved.
Keywords :
OFDM modulation; optical fibre communication; optical phase locked loops; quadrature amplitude modulation; 256 QAM subcarrier modulation; 256 QAM-OFDM transmission; SSMF; bit rate 400 Gbit/s; distance 400 km; distance 80 km; frequency division multiplexing; optical PLL; optical phase locked loops; polarization multiplexed OFDM transmission; spectral efficiency; standard single mode fiber; OFDM; Optical amplifiers; Optical fiber amplifiers; Optical filters; Stimulated emission;
Conference_Titel :
Optical Fiber Communication Conference and Exposition (OFC/NFOEC), 2012 and the National Fiber Optic Engineers Conference
Conference_Location :
Los Angeles, CA
Print_ISBN :
978-1-4673-0262-3
