diff options
author | Tom Tsou <tom.tsou@ettus.com> | 2015-05-18 13:57:54 -0700 |
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committer | Tom Tsou <tom.tsou@ettus.com> | 2015-05-18 16:35:35 -0700 |
commit | 577cd020c16e8d74d7464ea59157e7a44cbb6683 (patch) | |
tree | cdf1912d07046590d17c832a35e64c29262f194e /Transceiver52M/Transceiver.cpp | |
parent | 88bbf1aafd4c5701608a319693a8e69222981eba (diff) |
sigproc: Add clipping detection on RACH and TSC input
Alert user of overdriven burst input indicated by a positive
threshold detector result. This indication serves as notification
that the receive RF gain level is too high for the configured
transceiver setup.
Signed-off-by: Tom Tsou <tom.tsou@ettus.com>
Diffstat (limited to 'Transceiver52M/Transceiver.cpp')
-rw-r--r-- | Transceiver52M/Transceiver.cpp | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/Transceiver52M/Transceiver.cpp b/Transceiver52M/Transceiver.cpp index 4885654..31eea60 100644 --- a/Transceiver52M/Transceiver.cpp +++ b/Transceiver52M/Transceiver.cpp @@ -615,8 +615,16 @@ SoftVector *Transceiver::pullRadioVector(GSM::Time &wTime, int &RSSI, else success = detectRACH(state, *burst, amp, toa); - if (!success) { - state->mNoises.insert(avg); + /* Update noise average if no bust detected or alert on error */ + if (success <= 0) { + if (!success) { + state->mNoises.insert(avg); + } else if (success == -SIGERR_CLIP) { + LOG(ALERT) << "Clipping detected on RACH input"; + } else if (success < 0) { + LOG(ALERT) << "Unhandled RACH error"; + } + delete radio_burst; return NULL; } |