Title :
Why are dense WDM transparent networks more tolerant than expected to in-band crosstalk ?
Author :
Zami, Thierry ; Lavigne, Bruno ; Lefrançois, Mathieu ; Rainsant, Jean-Marc ; Piriou, Laurence
Author_Institution :
Bell Labs., Alcatel-Lucent, Nozay
Abstract :
We show that 43 Gb/s DPSK channels aligned on the 50 GHz ITU grid remain tolerant to crosstalk thanks to the narrow optical filtering functions of the traversed transparent nodes and their different routing states.
Keywords :
crosstalk; differential phase shift keying; optical fibre networks; optical filters; telecommunication network routing; wavelength division multiplexing; DPSK channels; ITU grid; WDM transparent networks; bit rate 43 Gbit/s; frequency 50 GHz; in-band crosstalk; narrow optical filtering functions; routing states; traversed transparent nodes; Differential quadrature phase shift keying; Filtering; Optical crosstalk; Optical fiber networks; Optical filters; Optical interferometry; Optical modulation; Optical receivers; WDM networks; Wavelength division multiplexing; (060.1155) All-optical networks; (060.4265) Networks, wavelength routing;
Conference_Titel :
Optical Fiber Communication - incudes post deadline papers, 2009. OFC 2009. Conference on
Conference_Location :
San Diego, CA
Print_ISBN :
978-1-4244-2606-5
Electronic_ISBN :
978-1-55752-865-0
