Estimating the number of subcarrier channels in fiber optic transmission systems with direct photodetection

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Authors: Vardanyan V. A.

Annotation: The performance of a fiber-optic transmission system using subcarrier multiplexing with various modulation formats is investigated. Nonlinear crosstalk of four-wave mixing and optical amplifier spontaneous emission noise influence on Q-factor is considered.

Keywords: fiber-optics, frequency division multiplexing, subcarrier multiplexing, four-wave mixing, fdm, ofdm, scm, fwm