Articles with "qam ofdm" as a keyword



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IM/DD probabilistically shaped 64-QAM OFDM-PON transmission assisted by selective-mapping and flexible systematic polar code

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Published in 2021 at "Optics Communications"

DOI: 10.1016/j.optcom.2021.126912

Abstract: Abstract Intensity-modulation direct-detection (IM/DD) orthogonal frequency division multiplexing (OFDM) has advantages of low cost and simple structure, which is a promising candidate for next-generation high-speed passive optical networks. In this work, we propose and experimentally… read more here.

Keywords: assisted selective; systematic polar; qam ofdm; flexible systematic ... See more keywords
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Temperature and Noise Dependence of Tri-Mode VCSEL Carried 120-Gbit/s QAM-OFDM Data in Back-to-Back and OM5-MMF Links

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Published in 2020 at "Journal of Lightwave Technology"

DOI: 10.1109/jlt.2020.3017798

Abstract: The transmission performances of the tri-mode vertical cavity surface-emitting laser (VCSEL) carrying 16-quadrature amplitude modulation orthogonal frequency division multiplexing (16-QAM OFDM) data streams at a data rate beyond 100 Gbit/s are demonstrated in OM5 and… read more here.

Keywords: tri mode; mode vcsel; mode; qam ofdm ... See more keywords
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Multi-Mode VCSEL Chip with High-Indium-Density InGaAs/AlGaAs Quantum-Well Pairs for QAM-OFDM in Multi-Mode Fiber

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Published in 2017 at "IEEE Journal of Quantum Electronics"

DOI: 10.1109/jqe.2017.2703645

Abstract: An 850-nm multi-mode vertical cavity surface emitting laser (VCSEL) bare chip with high-indium-density InGaAs/AlGaAs quantum-well pairs is demonstrated for directly encoded QAM-OFDM transmission in multi-mode fiber (MMF). By directly encoding the 850-nm VCSEL bare chip… read more here.

Keywords: multi mode; qam ofdm; quantum; chip ... See more keywords
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Transmission of 4096-QAM OFDM at D-band.

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Published in 2022 at "Optics express"

DOI: 10.1364/oe.464283

Abstract: We experimentally demonstrate the transmission of multi-order quadrature amplitude modulation (QAM) orthogonal frequency division multiplexing (OFDM) millimeter wave signals at D-band. Meanwhile, the system nonlinearity analysis is also given, which is originated from the unsatisfactory… read more here.

Keywords: band; system; qam ofdm; transmission ... See more keywords