Title :
140 Gbit/s coherent optical transmission over 150 km with a 10 Gsymbol/s polarization-multiplexed 128 QAM signal
Author :
Okamoto, Seiji ; Omiya, Tatsunori ; Kasai, Keisuke ; Yoshida, Masato ; Nakazawa, Masataka
Author_Institution :
Res. Inst. of Electr. Commun., Tohoku Univ., Sendai, Japan
Abstract :
We demonstrate a 140 Gbit/s coherent optical transmission over 150 km with a polarization-multiplexed 10 Gsymbol/s, 128 QAM format in a 20 GHz bandwidth. Error-free 120 Gbit/s-150 km transmission is also realized with 64 QAM.
Keywords :
optical fibre communication; quadrature amplitude modulation; QAM signal; bit rate 140 Gbit/s; coherent optical transmission; polarization multiplexing; quadrature amplitude modulation; Bandwidth; Frequency; High speed optical techniques; Optical fiber polarization; Optical modulation; Optical polarization; Optical transmitters; Quadrature amplitude modulation; Signal generators; Wavelength division multiplexing;
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
