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Table 1 CQI table and BLER correspond to SNR

From: Application driven, AMC-based cross-layer optimization for video service over LTE

CQI index (c) 5 10 15 20 25
Modulation QPSK 16QAM 16QAM 64QAM 64QAM
Coding rate 0.36 0.33 0.6 0.55 0.8
Block size
(bits/block)
152 296 552 840 1192
SNR (S) BLER (after H-ARQ within eighth re-transmission)
5 0.013 0.062 0.231 0.358 0.591
10 0.002 0.013 0.031 0.089 0.177
15 0.0002 0.0028 0.006 0.018 0.037
20 0.0002 0.001 0.001 0.005 0.009