Title :
Generation and 1,200-km transmission of 448-Gb/s ETDM 56-Gbaud PDM 16-QAM using a single I/Q modulator
Author :
Winzer, P.J. ; Gnauck, A.H. ; Chandrasekhar, S. ; Draving, S. ; Evangelista, J. ; Zhu, B.
Author_Institution :
Bell Labs., Alcatel-Lucent, Holmdel, NJ, USA
Abstract :
We generate 56-Gbaud PDM 16-QAM using electronic time-division multiplexing (ETDM) and a four-level-driven I/Q modulator. The 448-Gb/s line-rate signal is transmitted over 1,200 km of ultra-large-area fiber and coherently received by two 32.5-GHz oscilloscopes with >5.5 effective bits.
Keywords :
optical fibre polarisation; optical modulation; oscilloscopes; quadrature amplitude modulation; time division multiplexing; PDM QAM; bit rate 448 Gbit/s; electronic time-division multiplexing; four-level-driven I/Q modulator; frequency 32.5 GHz; line-rate signal; oscilloscope; polarization division multiplexing; single I/Q modulator; ultra-large-area fiber; Bit error rate; Optical fibers; Optical filters; Optical noise; Optical transmitters; Signal to noise ratio;
Conference_Titel :
Optical Communication (ECOC), 2010 36th European Conference and Exhibition on
Conference_Location :
Torino
Print_ISBN :
978-1-4244-8536-9
Electronic_ISBN :
978-1-4244-8534-5
DOI :
10.1109/ECOC.2010.5621371
