Title :
640-Gb/s OTDM RZ-DQPSK signal enabling 2.4-bit/s/Hz spectral efficiency and its detection with an EAM-based receiver
Author :
Moller, Lothar ; Su, Yikai ; Xie, Chongjin ; Gripp, Jurgen ; Liu, Xiang ; Ryf, Roland
Author_Institution :
Bell Labs., Lucent Technol., Holmdel, NJ, USA
fDate :
Oct. 30 2008-Nov. 2 2008
Abstract :
We demonstrate for the first time 640-Gb/s single-channel OTDM RZ-DQPSK signaling with record spectral efficiencies of 2.4 bit/s/Hz and up to 3.2 bit/s/Hz. The demonstrated data rate is the highest to date detected with an electro-absorption modulator (EAM) based receiver.
Keywords :
quadrature phase shift keying; time division multiplexing; DQPSK signaling; differential quadrature phase shift keying; electro-absorption modulator based receiver; optical time division multiplexing; single channel OTDM; spectral efficiency; Bandwidth; Laser mode locking; Optical attenuators; Optical devices; Optical fiber communication; Optical modulation; Optical receivers; Optical transmitters; Phase modulation; Tunable circuits and devices;
Conference_Titel :
Optical Fiber Communication & Optoelectronic Exposition & Conference, 2008. AOE 2008. Asia
Conference_Location :
Shanghai
Print_ISBN :
978-1-55752-863-6
Electronic_ISBN :
978-1-55752-863-6
