12,000km transmission of 100GHz spaced, 8 495-Gb/s PDM time-domain hybrid QPSK-8QAM signals

Xiaolin Zhou,L E Nelson,R Isaac,Peter Magill, Baoli Zhu,P Borel,K Carlson,D W Peckham

Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference（2013）

Cited 12|Views19

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Abstract

Employing time-domain hybrid QPSK-8QAM and training-assisted phase recovery, we successfully transmitted eight 495-Gb/s DWDM signals at net 4.125 bit/s/Hz spectral efficiency (SE) over 120×100km of ultra-large-area fiber, achieving a record SE distance product of 49500 (bit/s/Hz)km.

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Key words

optical fibre networks,quadrature amplitude modulation,quadrature phase shift keying,spectral analysis,time-domain analysis,dwdm signals,pdm time-domain hybrid qpsk-8qam signal,se distance product,bit rate 495 gbit/s,distance 12000 km,frequency 100 ghz,spectral efficiency,training-assisted phase recovery,ultra-large-area fiber,wavelength division multiplexing,phase shift keying,time division multiplexing,signal to noise ratio,bit error rate

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