Joint compensation of phase and amplitude noise using extended Kalman filter in coherent QAM systems. - Lalitha Pakala; Bernhard Schmauss (ECOC, 2014)

Improved decision directed carrier phase estimation for nonlinearity mitigation in 16-QAM systems. - Lalitha Pakala; Bernhard Schmauss (ICTON, 2014)

Extended Kalman filtering for simultaneous phase and amplitude noise mitigation in WDM systems. - Lalitha Pakala; Bernhard Schmauss (ICTON, 2015)

Two stage extended Kalman filtering for joint compensation of frequency offset, linear and nonlinear phase noise and amplitude noise in coherent QAM systems. - Lalitha Pakala; Bernhard Schmauss (ICTON, 2017)