Exact(3)
The residual self-interference between the streams of a user after equalization is given by I self.
The SINR for the SC-FDE system using WL-MMSE DFE equalisation is given by γ WL-DFE = 1 2 1 MSE WL-DFE - 1. (45).
Using (7) the decision variable at j th user after the equalization is given by d ̂ j ( n ) = P s α j ( 0 ) α r ( 0 ) d j ¯ ( n ) Ĥ j ( n ) + ξ j ( n ) + C r ( n ) + C j ( n ) + N ( n ), (10).
Similar(57)
In recent years, a more in-depth review about turbo equalization was given in [8].
Finally, one tap frequency-domain equalization (FDE) is applied to combat the effects of frequency-selective channel as d ̂ j ( n ) = R ~ j ( n ) w j ( n ) for n = 0,…,N c − 1, where the equalization weight is given by w j ( n ) = H 0, j ¯ ∗ ( n ) H 1, j ∗ ( n ) / | H 0, j ¯ ( n ) H 1, j ( n ) | 2 [4].
The "simulated" or "true" post equalization and despreading SINR is given by Figure 9 Exemplary model fitting for an equalizer length of 30 and ITU PedB channels, 15 spreading codes employed.
for, where the equalization weight at the terminal is given by (8) at the top of the next page.
The channel equalization performance based on the estimated channels is given in Figure 6, where the bit error rate (BER) is used as the performance measure.
The th user equalization weight matrix is chosen to satisfy the condition and it is given by (6).
In this section, a detailed performance analysis is given in which the bit error probability achieved by the different equalization methods are compared with each other.
A brief survey of the iterative equalization schemes published in the last decade and how they differ from the proposed scheme is given in the sequel.
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