mirror of https://github.com/PentHertz/srsLTE.git
Restored cqi mapping to conservative
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@ -141,11 +141,11 @@ bool srslte_cqi_send(uint32_t I_cqi_pmi, uint32_t tti) {
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/* SNR-to-CQI conversion, got from "Downlink SNR to CQI Mapping for Different Multiple Antenna Techniques in LTE"
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* Table III.
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*/
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// Original version
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//static float cqi_to_snr_table[15] = { 1.95, 4, 6, 8, 10, 11.95, 14.05, 16, 17.9, 19.9, 21.5, 23.45, 25.0, 27.30, 29};
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// From paper
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static float cqi_to_snr_table[15] = { 1.95, 4, 6, 8, 10, 11.95, 14.05, 16, 17.9, 19.9, 21.5, 23.45, 25.0, 27.30, 29};
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// From experimental measurements @ 5 MHz
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static float cqi_to_snr_table[15] = { 1, 1.75, 3, 4, 5, 6, 7.5, 9, 11.5, 13.0, 15.0, 18, 20, 22.5, 26.5};
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//static float cqi_to_snr_table[15] = { 1, 1.75, 3, 4, 5, 6, 7.5, 9, 11.5, 13.0, 15.0, 18, 20, 22.5, 26.5};
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uint8_t srslte_cqi_from_snr(float snr)
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{
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