11 × 171 Gb/s PDM 16-QAM transmission over 1440 km with a spectral efficiency of 6.4 b/s/Hz using high-speed DAC - Concepedia

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11 &#x00D7; 171 Gb/s PDM 16-QAM transmission over 1440 km with a spectral efficiency of 6.4 b/s/Hz using high-speed DAC

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References

2010

Year

Shogo Yamanaka, Takayuki Kobayashi, Akihide Sano, Hiroji Masuda, Eiji Yoshida, Yutaka Miyamoto, Tadao Nakagawa, Munehiko Nagatani, Hideyuki Nosaka

Unknown Venue

25-Ghz-spaced Eleven-channel 171EngineeringAnalog-to-digital Converter16-Qam SignalsComputer EngineeringOptical CommunicationHigh-speed DacSpectral Efficiency16-Qam Format

Abstract

We demonstrate 25-GHz-spaced eleven-channel 171 Gb/s PDM 16-QAM transmission over 1440 km. 16-QAM signals were generated by high-speed digital-to-analog converters. We achieved a record spectral efficiency-distance product of 9216 b/s/Hz-km (6.4 b/s/Hz × 1440 km) in the 16-QAM format.

References

	Year	Citations

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