... 2007, Article ID 95917, 10 pagesdoi:10.1155/2007/95917 Research Article Fading-Aware Packet Scheduling Algorithm inOFDM -MIMO SystemsZhifeng Diao1and Victor O. K. Li21Department of Electrical ... =Li=1aib,knTsWij,(2)where n is the index for an OFDM symbol, j is the subchan-nel index, Tsis the duration of an OFDM symbol, W =e− j2π/Nc,andNcis the number of OFDM subchannels. LetHk(n) = [H1,k(n), ... section, the complexity of each algorithmis given. As a measure of complexity, we consider the aver-age number of operations to allocate a packet in the frame.Let x be the number of subbands in the...