The advent of spectrally flexible (aka elastic) optical networking is widely identified as the
next generation optical network solution that permits varying bandwidth demands to be …

Rigid fixed-grid wavelength division multiplexing (WDM) optical networks can no longer
keep up with the emerging bandwidth-hungry and highly dynamic services in an efficient …

There is growing recognition that we are rapidly approaching the physical capacity limit of
standard optical fiber. It is important to make better use of optical network resources to …

Given the introduction of coherent 100G systems has provided enough fiber capacity to meet
data traffic growth in the near term, enhancing network efficiency will be service providers' …

There is a growing awareness that the utilized bandwidth of deployed optical fiber is rapidly
approaching its maximum limit. Given the possibility for such capacity crunch, the research …

Abstract Space division multiplexing (SDM) is a promising optical network solution with the
scaling potential to overcome the possible capacity crunch problem in backbone networks …

In this work we detail the strategies adopted in the European research project IDEALIST to
overcome the predicted data plane capacity crunch in optical networks. In order for core and …

Flexgrid technology is now considered to be a promising solution for future high-speed
network design. In this context, we need a tutorial that covers the key aspects of elastic …

The rigid nature of current wavelength-routed optical networks brings limitations on network
utilization efficiency. One limitation originates from mismatch of granularities between the …

The rapid growth in communications and internet has changed our way of life, and our
requirement for communication bandwidth. Optical networks can enable us to meet the …