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wangwenhui
OpenXG-RAN
Commits
7405eec0
Commit
7405eec0
authored
6 years ago
by
Raymond Knopp
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Plain Diff
USRP now takes ffo estimation into account
parent
35dc0857
Changes
2
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2 changed files
with
2 additions
and
5 deletions
+2
-5
openair1/PHY/NR_UE_TRANSPORT/nr_initial_sync.c
openair1/PHY/NR_UE_TRANSPORT/nr_initial_sync.c
+2
-2
targets/RT/USER/nr-ue.c
targets/RT/USER/nr-ue.c
+0
-3
No files found.
openair1/PHY/NR_UE_TRANSPORT/nr_initial_sync.c
View file @
7405eec0
...
...
@@ -330,13 +330,13 @@ int nr_initial_sync(PHY_VARS_NR_UE *ue, runmode_t mode)
printf
(
"[UE %d] Frame %d Measured Carrier Frequency %.0f Hz (offset %d Hz)
\n
"
,
ue
->
Mod_id
,
ue
->
proc
.
proc_rxtx
[
0
].
frame_rx
,
openair0_cfg
[
0
].
rx_freq
[
0
]
-
ue
->
common_vars
.
freq_offset
,
openair0_cfg
[
0
].
rx_freq
[
0
]
+
ue
->
common_vars
.
freq_offset
,
ue
->
common_vars
.
freq_offset
);
# else
LOG_I
(
PHY
,
"[UE %d] Frame %d Measured Carrier Frequency %.0f Hz (offset %d Hz)
\n
"
,
ue
->
Mod_id
,
ue
->
proc
.
proc_rxtx
[
0
].
frame_rx
,
openair0_cfg
[
0
].
rx_freq
[
0
]
-
ue
->
common_vars
.
freq_offset
,
openair0_cfg
[
0
].
rx_freq
[
0
]
+
ue
->
common_vars
.
freq_offset
,
ue
->
common_vars
.
freq_offset
);
# endif
#endif
...
...
This diff is collapsed.
Click to expand it.
targets/RT/USER/nr-ue.c
View file @
7405eec0
...
...
@@ -458,7 +458,6 @@ static void *UE_thread_synch(void *arg) {
// rerun with new cell parameters and frequency-offset
for
(
i
=
0
;
i
<
openair0_cfg
[
UE
->
rf_map
.
card
].
rx_num_channels
;
i
++
)
{
openair0_cfg
[
UE
->
rf_map
.
card
].
rx_gain
[
UE
->
rf_map
.
chain
+
i
]
=
UE
->
rx_total_gain_dB
;
//-USRP_GAIN_OFFSET;
if
(
UE
->
UE_scan_carrier
==
1
)
{
if
(
freq_offset
>=
0
)
openair0_cfg
[
UE
->
rf_map
.
card
].
rx_freq
[
UE
->
rf_map
.
chain
+
i
]
+=
abs
(
freq_offset
);
else
...
...
@@ -466,8 +465,6 @@ static void *UE_thread_synch(void *arg) {
openair0_cfg
[
UE
->
rf_map
.
card
].
tx_freq
[
UE
->
rf_map
.
chain
+
i
]
=
openair0_cfg
[
UE
->
rf_map
.
card
].
rx_freq
[
UE
->
rf_map
.
chain
+
i
]
+
uplink_frequency_offset
[
CC_id
][
i
];
downlink_frequency
[
CC_id
][
i
]
=
openair0_cfg
[
CC_id
].
rx_freq
[
i
];
//freq_offset=0;
}
}
// reconfigure for potentially different bandwidth
...
...
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