mirror of https://github.com/PentHertz/srsLTE.git
added a normalization factor
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22c0a67b97
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@ -388,7 +388,7 @@ void srslte_enb_dl_put_mbsfn_base(srslte_enb_dl_t *q, uint32_t tti)
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void srslte_enb_dl_gen_signal(srslte_enb_dl_t *q)
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{
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// TODO: PAPR control
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float norm_factor = (float) sqrt(q->cell.nof_prb)/15/sqrt(q->ifft[0].symbol_sz);
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float norm_factor = 0.05f / sqrt(q->cell.nof_prb);
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for (int i = 0; i < q->cell.nof_ports; i++) {
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srslte_ofdm_tx_sf(&q->ifft[i]);
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srslte_vec_sc_prod_cfc(q->ifft[i].out_buffer, norm_factor, q->ifft[i].out_buffer, (uint32_t) SRSLTE_SF_LEN_PRB(q->cell.nof_prb));
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@ -397,7 +397,7 @@ void srslte_enb_dl_gen_signal(srslte_enb_dl_t *q)
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void srslte_enb_dl_gen_signal_mbsfn(srslte_enb_dl_t *q)
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{
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float norm_factor = (float) sqrt(q->cell.nof_prb)/15/sqrt(q->ifft_mbsfn.symbol_sz);
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float norm_factor = 0.05f / sqrt(q->cell.nof_prb);
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srslte_ofdm_tx_sf(&q->ifft_mbsfn);
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srslte_vec_sc_prod_cfc(q->ifft_mbsfn.out_buffer, norm_factor, q->ifft_mbsfn.out_buffer, (uint32_t) SRSLTE_SF_LEN_PRB(q->cell.nof_prb));
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}
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