The introduction of coherent transceivers in high capacity optical transmission systems has
dramatically increased networking capabilities. We discuss how enhancing flexibility of …

Core optical networks using reconfigurable optical switches and tunable lasers appear to be
on the road towards widespread deployment and could evolve to all-optical mesh networks …

Reconfigurable optical add/drop multiplexers (ROADMs) based on 1 \,*\, N wavelength-
selective switches (WSS) are evolving to support DWDM networks with higher capacity and …

With the ever-increasing traffic demands, the infrastructure of current 10 Gbit/s optical
network needs to be enhanced. The legacy infrastructure can be enhanced not only by …

In all-optical WDM networks, feasibility of a lightpath are determined by physical layer
impairment accumulation. Physical layer impairment-aware routing and wavelength …

Efforts towards commercializing higher-speed optical transmission have demonstrated the
need for advanced modulation formats, several of which require similar transceiver …

We consider the problem of planning a mixed line rate (MLR) wavelength division
multiplexing (WDM) transport optical network. In such networks, different modulation formats …

We develop a framework that supports impairment-aware lightpath routing and wavelength
assignments in optical transport networks. Different from most existing studies, we consider …

Experimental Demonstration of Centralized and Distributed Impairment-Aware Control
Plane Schemes for Dynamic Transparent Optical Page 1 Experimental Demonstration of …

We consider the online impairment-aware routing and wavelength assignment (IA-RWA)
problem in transparent WDM networks. To serve a new connection, the online algorithm, in …