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lizhongxiao
OpenXG-RAN
Commits
d09366c5
Commit
d09366c5
authored
Mar 01, 2022
by
Thomas Schlichter
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NR_UE: correctly scale UL frequency offset (relevant for FDD)
parent
bf442919
Changes
1
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3 additions
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2 deletions
+3
-2
openair1/PHY/NR_UE_TRANSPORT/nr_ue_rf_helpers.c
openair1/PHY/NR_UE_TRANSPORT/nr_ue_rf_helpers.c
+3
-2
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openair1/PHY/NR_UE_TRANSPORT/nr_ue_rf_helpers.c
View file @
d09366c5
...
...
@@ -86,16 +86,17 @@ void nr_rf_card_config_freq(openair0_config_t *openair0_cfg,
uint8_t
cc_id
=
0
;
PHY_VARS_NR_UE
*
ue
=
PHY_vars_UE_g
[
mod_id
][
cc_id
];
int
rf_chain
=
ue
->
rf_map
.
chain
;
double
freq_scale
=
(
double
)(
dl_carrier
+
freq_offset
)
/
dl_carrier
;
for
(
int
i
=
rf_chain
;
i
<
rf_chain
+
4
;
i
++
)
{
if
(
i
<
openair0_cfg
->
rx_num_channels
)
openair0_cfg
->
rx_freq
[
i
+
rf_chain
]
=
dl_carrier
+
freq_offset
;
openair0_cfg
->
rx_freq
[
i
+
rf_chain
]
=
dl_carrier
*
freq_scale
;
else
openair0_cfg
->
rx_freq
[
i
]
=
0
.
0
;
if
(
i
<
openair0_cfg
->
tx_num_channels
)
openair0_cfg
->
tx_freq
[
i
]
=
ul_carrier
+
freq_offset
;
openair0_cfg
->
tx_freq
[
i
]
=
ul_carrier
*
freq_scale
;
else
openair0_cfg
->
tx_freq
[
i
]
=
0
.
0
;
...
...
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