DocumentCode
1795590
Title
Digital pulse shaping to mitigate linear crosstalk in Nyquist-spaced 16QAM WDM transmission systems
Author
Maher, Robert ; Sato, Mitsuhisa ; Tianhua Xu ; Galdino, Lidia ; Kilmurray, Sean ; Savory, Seb ; Thomsen, Benn ; Killey, Robert ; Bayvel, Polina
Author_Institution
Opt. Networks Group, Univ. Coll. London, London, UK
fYear
2014
fDate
6-10 July 2014
Firstpage
76
Lastpage
78
Abstract
We demonstrate that a 128-tap RRC filter with 1% rolloff factor is sufficient to limit linear crosstalk induced OSNR penalty to <;1dB in a Nyquist-spaced DP-16QAM WDM transmission system with a net ISD of 6.66b/s/Hz.
Keywords
RC circuits; optical crosstalk; optical filters; optical information processing; optical pulse shaping; quadrature amplitude modulation; wavelength division multiplexing; 128-tap RRC filter; Nyquist-spaced 16QAM WDM transmission systems; OSNR penalty; digital pulse shaping; linear crosstalk; net information spectral density; roll-off factor; Crosstalk; Finite impulse response filters; Optical filters; Optical transmitters; Signal to noise ratio; Wavelength division multiplexing;
fLanguage
English
Publisher
ieee
Conference_Titel
Optical Fibre Technology, 2014 OptoElectronics and Communication Conference and Australian Conference on
Conference_Location
Melbourne, VIC
Type
conf
Filename
6888002
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