Title :
256 QAM (64 Gbit/s) coherent optical transmission over 160 km with an optical bandwidth of 5.4 GHz
Author :
Nakazawa, Masataka ; Okamoto, Seiji ; Omiya, Tatsunori ; Kasai, Keisuke ; Yoshida, Masato
Author_Institution :
Res. Inst. of Electr. Commun., Tohoku Univ., Sendai, Japan
Abstract :
We present the first demonstration of 256 QAM coherent optical transmission, where 64 Gbit/s polarization-multiplexed data at 4 Gsymbol/s were successfully transmitted over 160 km with an optical bandwidth of only 5.4 GHz.
Keywords :
light transmission; multiplexing; quadrature amplitude modulation; coherent optical transmission; optical bandwidth; polarization-multiplexed data; Bandwidth; Erbium-doped fiber amplifier; Erbium-doped fiber lasers; Optical feedback; Optical fiber polarization; Optical filters; Optical modulation; Optical transmitters; Quadrature amplitude modulation; Stimulated emission;
Conference_Titel :
Optical Fiber Communication (OFC), collocated National Fiber Optic Engineers Conference, 2010 Conference on (OFC/NFOEC)
Conference_Location :
San Diego, CA
Electronic_ISBN :
978-1-55752-884-1
