Title :
N-degree ROADM architecture comparison: Broadcast-and-select versus route-and-select in 120 Gb/s DP-QPSK transmission systems
Author :
Filer, Mark ; Tibuleac, Sorin
Author_Institution :
ADVA Opt. Networking, Norcross, GA, USA
Abstract :
ROADM systems utilizing 4- and 9-degree broadcast-and-select or route-and-select architectures are studied experimentally with 120 Gb/s DP-QPSK transmission. Effects arising from passband narrowing and crosstalk accumulation due to non-ideal WSS filtering are considered concurrently.
Keywords :
filtering theory; optical crosstalk; optical modulation; quadrature phase shift keying; telecommunication network routing; wavelength division multiplexing; DP-QPSK transmission systems; DWDM systems; N-degree ROADM architecture; bit rate 120 Gbit/s; broadcast-and-select architecture; crosstalk accumulation; nonideal WSS filtering; passband narrowing; reconfigurable optical add-drop multiplexers; route-and-select architecture; Bandwidth; Crosstalk; Optical add-drop multiplexers; Optical fibers; Optical noise; Passband; Signal to noise ratio;
Conference_Titel :
Optical Fiber Communications Conference and Exhibition (OFC), 2014
Conference_Location :
San Francisco, CA
Print_ISBN :
978-1-5575-2994-7
DOI :
10.1364/OFC.2014.Th1I.2
