On Digital Subcarrier Multiplexing under A Bandwidth Limitation
Abstract: We show that digital subcarrier multiplexing (DSM) systems require much greater complexity for Nyquist pulse shaping than single-carrier (SC) systems, and it is a misconception that both
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Performance analysis of crosstalk effects in subcarrier multiplexing
Duplex transmissions over a SMF can double the capacity of an installed unidirectional link. This paper aims to explore an alternative approach using subcarrier multiplexing (SCM)-based
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Subcarrier-Joint Pre
Abstract—In this paper, the pre- and post-equalizers of all sub-carriers are jointly optimized to compensate for optical filtering impairments caused by cascaded reconfigurable optical add-drop...
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Subcarrier multiplexing in optical communication network | Analogue
In this chapter, the principles behind subcarrier multiplexing (SCM), the factors affecting component and system performance and its application potential are discussed.
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Low-Complexity Single-Step Perturbation-based Fiber Nonlinearity
Digital subcarrier modulation (DSCM) is emerging as a promising solution for next-generation high-speed optical transmission systems, owing to its resilience against chromatic
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Deep Learning-Assisted Nonlinearity Compensation in Subcarrier
To mitigate the fiber nonlinearity cost-effectively, subcarrier multiplexing (SCM) emerges as a promising solution compared to single-carrier systems. However, the SCM performance is limited by nonlinear
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Subcarrier Multiplexing Using DACs for Fiber Nonlinearity Mitigation in
We experimentally generate subcarrier multiplexed signals using high-speed DACs and demonstrate the improved nonlinearity tolerance over single carrier signals in long-haul coherent optical transmission
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Subcarrier Multiplexing for High-Speed Optical Transmission
Optical subcarrier multiplexing (SCM) is a scheme where multiple signals are multiplexed in the radiofrequency (RF) do-main and transmitted by a single wavelength.
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Digital Subcarrier Multiplexing for Fiber Nonlinearity Mitigation in
In this work we experimentally investigate the improved intra-channel fiber nonlinearity tolerance of digital subcarrier multiplexed (SCM) signals in a single-channel coherent optical transmission system.
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Subcarrier multiplexing
Subcarrier Multiplexing (SCM) is a method for combining (multiplexing) many different communications signals so that they can be transmitted along a single optical fiber.
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