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100-Gb/s DQPSK Transmission Experiment Without OTDM for 100G Ethernet Transport

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8 Author(s)
Daikoku, M. ; KDDI R&D Labs., Inc, Fujimino ; Morita, I. ; Taga, H. ; Tanaka, H.
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In order to realize a future 100-Gb Ethernet (100 GbE) transport, 100-Gb/s transmission without 100-GHz-class electronics and optical time-division-multiplexing technique was demonstrated. By using a differential quadrature phase-shift-keying (DQPSK) modulation format and commercially available electronics, 2- and 50-km transmissions of 100-Gb/s signal were successfully achieved over a standard single mode fiber. The receiver sensitivity, chromatic dispersion, and differential group delay tolerances of 100-Gb/s DQPSK signal were also evaluated. Through these evaluations, the possibility of DQPSK modulation for future 100-GbE transport is verified

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Lightwave Technology, Journal of  (Volume:25 ,  Issue: 1 )