%0 Journal Article %J Signal Processing %D 2010 %T Blind l_1-Norm-Based Phase Estimation for Cross-QAM Robust to Finite Precision Effects %A Marcos Álvarez-Díaz %A R. López-Valcarce %A Iago Gómez-Alonso %K blind phase estimation %K carrier offset %K cross-QAM constellations %K fixed point implementation %B Signal Processing %V 90 %P 2934-2948 %8 11/2010 %G eng