Demonstration of WDM OSNR performance monitoring and operating guidelines for pol-muxed 200-Gbit/s 16-QAM and 100-Gbit/s QPSK data channels. - M. R. Chitgarha; Salman Khaleghi; W. Daab; Morteza Ziyadi; Amirhossein Mohajerin Ariaei; D. Rogawski; Moshe Tur; Joseph D. Touch; V. Vusirikala; W. Zhao; Alan E. Willner (OFC/NFOEC, 2013)

Experimental demonstration of robustness and accuracy of an MZI-based OSNR monitor under transmitter drift and reconfigurable networking conditions for pol-muxed 25-Gbaud QPSK and 16-QAM channels. - Ahmed Almaiman; M. R. Chitgarha; W. Daab; Morteza Ziyadi; A. Mohajerin-Ariaei; Salman Khaleghi; Moshe Willner; V. Vusirikala; X. Zhao; Dan Kilper; Loukas Paraschis; Atiyah Ahsan; et al. (OFC, 2014)