Title :
Sensitivity of interferometric OSNR measurements techniques to the variation in signal extinction ratio
Author :
Brodsky, M. ; Oh, J.M. ; Nelson, L.E. ; Feuer, M.D.
Author_Institution :
AT&T Labs. Res., Middletown, NJ
Abstract :
We discuss calibration requirements for interferometric OSNR measurements. We show that variation of 0.25 dB in the signal extinction ratio could result in large errors in OSNR for 42.8 Gb/s modulated signals.
Keywords :
calibration; signal denoising; calibration requirements; interferometric OSNR measurements; signal extinction ratio; Calibration; Extinction ratio; Measurement techniques; Optical attenuators; Optical filters; Optical interferometry; Optical modulation; Optical noise; Optical sensors; Signal to noise ratio;
Conference_Titel :
Optical Communication, 2008. ECOC 2008. 34th European Conference on
Conference_Location :
Brussels
Print_ISBN :
978-1-4244-2227-2
Electronic_ISBN :
978-1-4244-2228-9
DOI :
10.1109/ECOC.2008.4729284
