Invention Grant
US08107518B2 Stream weight estimation and compensation in SIMO/MIMO OFDM receivers 有权
SIMO / MIMO OFDM接收机中的流权重估计和补偿

Stream weight estimation and compensation in SIMO/MIMO OFDM receivers
Abstract:
A process for equalizing streams of OFDM subcarrier data computes the noise variance for each stream, and forms a stream weighting coefficient by equalizing the noise variance, such that for a first stream having a noise variance σ1 and a second stream having a noise variance of σ2, the first stream is scaled by k 1 = 2 ⁢ σ 2 σ 1 2 + σ 2 2 and the second stream is scaled by k 2 = 2 ⁢ σ 1 σ 1 2 + σ 2 2 .
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