Enabling Technologies for High Spectral-efficiency Coherent Optical Communication
Networks Presents the technological advancements that enable high spectral-efficiency and …

Optical line interface technology has been the key enabler to reduce the cost per bit
transported, thus cost-effectively scaling optical transport networks and mitigating or even …

To ensure uninterrupted communication in optical transport networks, the common practice
is to overprovision lightpaths in terms of capacity and physical layer performance. Over …

The generalized signal-to-noise ratio (GSNR) is a typical metric for quality of transmission
(QoT), which in wideband systems may not be uniform without adjustment after multi-span …

C+ L-band optical networks suffer from transmission impairments including amplified
spontaneous emission noise and Kerr-induced and stimulated-Raman-scattering-induced …

Ultra-wideband transmission utilizesbandwidths beyond the standard C-band to enable
significant network capacity upgrades. Upgrading the standard C-band to a C+ L-band …

To increase the transmission capacity, ultra-wideband wavelength-division multiplexing
(UWB WDM) has been exploited to enlarge the spectral range. However, inter-channel …

We propose a cognitive scalable method based on neural networks to address dynamic and
agile provisioning of optical physical layer without prior knowledge of network specifications …

Over the past fifty years, telecommunications has transformed, in an unprecedented manner,
the way we live, work and communicate. For telecommunications, fixed networks are the one …

This article reports on a proof of concept demonstration of a recently proposed spatial
channel network (SCN) that was conducted over an SCN testbed that comprises low-loss …