640-Gb/s OTDM RZ-DQPSK Signal Enabling 2.4-bit/s/Hz Spectral Efficiency and Its Detection with an EAM-based Receiver

Authors :: Chongjin Xie
J. Gripp
Yikai Su
Xiang Liu
R. Ryf
Lothar Möller
Source :: Asia Optical Fiber Communication and Optoelectronic Exposition and Conference.
Publication Year :: 2008
Publisher :: OSA, 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.

Subjects :: Physics
Optical fiber
business.industry
Bandwidth (signal processing)
Spectral efficiency
4-bit
law.invention
Optics
Time-division multiplexing
law
Modulation
business
Phase modulation
Phase-shift keying

Database :: OpenAIRE
Journal :: Asia Optical Fiber Communication and Optoelectronic Exposition and Conference
Accession number :: edsair.doi...........7d816b5c41df6db7e30c1991d97f4435

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