In order to overcome the capacity limitations of current lightwave systems based on the
single-mode optical fiber, massively parallel transmission in the spatial domain [space …

Digital signal processing for fiber nonlinearities [Invited] clickable element to expand a topic
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Fiber nonlinearity is one of the major limitations to the achievable capacity in long distance
fiber optic transmission systems. Nonlinear impairments are determined by the signal …

We review the most recent advanced concepts and methods employed in the cutting-edge
spectrally efficient coherent fiber-optic transoceanic transmission systems, such as …

A deep learning (DL) based digital backpropagation (DBP) method with a 1 dB SNR gain
over a conventional 1 step per span DBP is demonstrated in a 32 GBd 16QAM transmission …

107 Tb/s Transmission of 103-nm Bandwidth over 3×100 km SSMF using Ultra-Wideband
Hybrid Raman/SOA Repeaters Page 1 Tu3F.2.pdf OFC 2019 © OSA 2019 107 Tb/s …

We report on the use of semiconductor optical amplifiers (SOAs) to extend the optical
bandwidth of next generation optical systems to 100 nm and beyond. After discussing the …

We report on a C+ L-band transoceanic transmission using capacity-approaching
probabilistically-shaped 64QAM. Digital nonlinear compensation and adaptive-rate spatially …

A general theory of nonlinear interactions between signal and amplified spontaneous
emission noise in wavelength division multiplexed fiber-optic coherent transmission systems …

This paper investigates the impact of transceiver noise on the performance of digital back-
propagation (DBP). A generalized expression to estimate the signal-to-noise ratio (SNR) …