From: Beamforming matrix quantization with variable feedback rate
GR parameters ψ21and ψ32 | ||||
---|---|---|---|---|
Quantized value of ψ 21 or ψ 32 | Probability (i) | Huffman code | Bits for ψ 21 or ψ 32 (ii) | Ave bits for ψ 21 or ψ 32 (i) × (ii) |
11.25 | 0.14714 | 110 | 3 | 0.44142 |
33.75 | 0.35496 | 0 | 1 | 0.35496 |
56.25 | 0.35146 | 10 | 2 | 0.70292 |
78.75 | 0.14644 | 111 | 3 | 0.43932 |
 |  |  |  | 1.93862 |
GR parameters ψ 31 | ||||
Quantized value of ψ 31 | Probability (i) | Huffman code | Bits for ψ 31 (ii) | Ave bits for ψ 31 (i) × (ii) |
11.25 | 0.2722 | 10 | 2 | 0.5444 |
33.75 | 0.47748 | 0 | 1 | 0.47748 |
56.25 | 0.2299 | 110 | 3 | 0.6897 |
78.75 | 0.02042 | 111 | 3 | 0.06126 |
 |  |  |  | 1.77284 |