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fembms: Top-level routines for generating DL mbsfn reference signals for FeMBMS (eNB)

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Signed-off-by: Javier Morgade <javier.morgade@ieee.org>
This commit is contained in:
Javier Morgade
2020-07-20 10:58:57 +02:00
parent 3fca8304a4
commit 459eff02d1
4 changed files with 34 additions and 6 deletions
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openair1/PHY/LTE_TRANSPORT/dlsch_coding.c
+1 -1
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@@ -21,7 +21,7 @@
/*! \file PHY/LTE_TRANSPORT/dlsch_coding.c
* \brief Top-level routines for implementing Turbo-coded (DLSCH) transport channels from 36-212, V8.6 2009-03, V14.1 2017 (includes FeMBMS support)
* \author R. Knopp
* \author R. Knopp, J. Morgade
* \date 2011
* \version 0.1
* \company Eurecom
openair1/PHY/LTE_TRANSPORT/dlsch_modulation.c
+1 -1
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@@ -21,7 +21,7 @@
/*! \file PHY/LTE_TRANSPORT/dlsch_modulation.c
* \brief Top-level routines for generating the PDSCH physical channel from 36-211, V8.6 2009-03, V14.1 2017 (FeMBMS)
* \author R. Knopp, F. Kaltenberger
* \author R. Knopp, F. Kaltenberger, J. Morgade
* \date 2011
* \version 0.1
* \company Eurecom
openair1/PHY/LTE_TRANSPORT/pbch.c
+1 -1
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@@ -21,7 +21,7 @@
/*! \file PHY/LTE_TRANSPORT/pbch.c
* \brief Top-level routines for generating and decoding the PBCH/BCH physical/transport channel V8.6 2009-03, V14.1 (FeMBMS)
* \author R. Knopp, F. Kaltenberger
* \author R. Knopp, F. Kaltenberger, J. Morgade
* \date 2011
* \version 0.1
* \company Eurecom
openair1/PHY/LTE_TRANSPORT/pilots_mbsfn.c
+31 -3
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@@ -20,12 +20,12 @@
*/
/*! \file PHY/LTE_TRANSPORT/pilots_mbsfn.c
* \brief Top-level routines for generating DL mbsfn reference signals
* \authors S. Paranche, R. Knopp
* \brief Top-level routines for generating DL mbsfn reference signals / DL mbsfn reference signals for FeMBMS
* \authors S. Paranche, R. Knopp, J. Morgade
* \date 2012
* \version 0.1
* \company Eurecom
* \email: knopp@eurecom.fr
* \email: knopp@eurecom.fr, javier.morgade@ieee.org
* \note
* \warning
*/
@@ -85,3 +85,31 @@ int generate_mbsfn_pilot(PHY_VARS_eNB *eNB,
}
int generate_mbsfn_pilot_khz_1dot25(PHY_VARS_eNB *eNB,
L1_rxtx_proc_t *proc,
int32_t **txdataF,
int16_t amp)
{
LTE_DL_FRAME_PARMS *frame_parms = &eNB->frame_parms;
uint32_t subframe_offset,Nsymb;
int subframe = proc->subframe_tx;
if (subframe<0 || subframe>= 10) {
LOG_E(PHY,"generate_mbsfn_pilots_subframe: subframe not in range (%d)\n",subframe);
return(-1);
}
Nsymb = (frame_parms->Ncp==NORMAL) ? 7 : 6;
subframe_offset = subframe*frame_parms->ofdm_symbol_size*Nsymb<<1;
lte_dl_mbsfn_khz_1dot25(eNB,
&txdataF[0][subframe_offset+0],
amp,subframe);
return(0);
}