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srsLTE
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enb_dl: increased tx amplitude

This commit is contained in:
Ismael Gomez 2016-06-10 18:06:32 +02:00
parent 3ea0ea221e
commit f906892a65
1 changed files with 4 additions and 1 deletions
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5
srslte/lib/enb/enb_dl.c
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@ -37,6 +37,8 @@
#define CURRENT_SLOTLEN_RE SRSLTE_SLOT_LEN_RE(q->cell.nof_prb, q->cell.cp)
#define CURRENT_SFLEN_RE SRSLTE_SF_LEN_RE(q->cell.nof_prb, q->cell.cp)
#define SRSLTE_ENB_RF_AMP 0.8
int srslte_enb_dl_init(srslte_enb_dl_t *q, srslte_cell_t cell, uint32_t nof_rnti)
{
int ret = SRSLTE_ERROR_INVALID_INPUTS;
@ -202,7 +204,8 @@ void srslte_enb_dl_gen_signal(srslte_enb_dl_t *q, cf_t *signal_buffer)
srslte_ofdm_tx_sf(&q->ifft, q->sf_symbols[0], signal_buffer);
// TODO: PAPR control
srslte_vec_sc_prod_cfc(signal_buffer, 0.2, signal_buffer, SRSLTE_SF_LEN_PRB(q->cell.nof_prb));
float norm_factor = (float) sqrt(q->cell.nof_prb)/15;
srslte_vec_sc_prod_cfc(signal_buffer, SRSLTE_ENB_RF_AMP*norm_factor, signal_buffer, SRSLTE_SF_LEN_PRB(q->cell.nof_prb));
}
int srslte_enb_dl_cfg_rnti(srslte_enb_dl_t *q, uint32_t idx, uint16_t rnti)