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Low bit rate feedback strategies for iterative IA-precoded MIMO-OFDM based system

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Academic year: 2021

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Figure 1: A generic block diagram of the considered scenario.
Table 1: Number of quantization bits required for the discussed quantization strategies for one OFDM block and for one frame (set of
Figure 2: MSE of CIR quantization in function of clipping value, for different number of quantization bits.
Figure 3: Performance of IA MMSE and IMMSE algorithms with CIR-QI quantization, for different number of quantization bits.
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