Figure 5From: SER/BER expression for M-QAM OFDM systems with imperfect channel estimation and I/Q imbalance Behavior of the biasing factors a and b of the three estimation and equalization schemes for worst case (IRR = 25 dB g = 0.9 and Ï• = 2 o ) and close-to-ideal (IRR = 55 dB g = 1 and Ï• = 0.2 o ) transceivers. Back to article page