64-GBd PDM-256QAM and 92-GBd PDM-64QAM Signal Generation using Precise-Digital-Calibration aided by Optical-Equalization
Autor: | Horikoshi Kengo, Masanori Nakamura, Fukutaro Hamaoka, Yoshiaki Kisaka, Asuka Matsushita, Seiji Okamoto |
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Rok vydání: | 2019 |
Předmět: |
Optical amplifier
Signal processing Computer science Equalization (audio) 02 engineering and technology 01 natural sciences Signal 010309 optics 020210 optoelectronics & photonics 0103 physical sciences 0202 electrical engineering electronic engineering information engineering Electronic engineering Calibration Transceiver Quadrature amplitude modulation |
Zdroj: | OFC |
DOI: | 10.1364/ofc.2019.w4b.2 |
Popis: | We propose to precisely distribute equalization for transceiver imperfection between digital and optical domain. 1.7- and 4.6-dB OSNR tolerance improvements were confirmed for PDM-256QAM and PDM-64QAM signals with net-rates of 793 and 851 Gbps/carrier. |
Databáze: | OpenAIRE |
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