... InFigure 3, we display both the analytical (dashed line) and simulated SNR gain for a fΔ= 2 ppm, Nt=2 ,and for various transmit symbols (Tp) for both a fixed and an uniform residual CFO. We ... 2011:177http://jwcn.eurasipjournals.com/content/2011/1/177Page 6 of 13RESEARCH Open Access Performance analysis of distributed ZFbeamforming in the presence of CFOYann YL Lebrun1,2*, Kanglian KZ Zhao3, Sofie SP Pollin2, Andre AB Bourdoux2, ... The computation of the beam-forming weights can be decomposed into two steps: nullbeamforming and maximal energy beamforming. Wefocus on the computation of the weights for Tx1,andasimilar...