CGU 04i DESCRIPTION
43
3.4. Method of signal measurements
Run Radwin, function “GPRS receive signal strength measuring”. Answer is information about
serving and remaining cells. Output is from AT commands AT^MONI and AT^MONP from
GPRS module.
3.5. AT^MONI command meaning
Serving Cell:
Item
Description
chann
ARFCN (Absolute Frequency Channel Number) of the BCCH carrier
rs
RSSI value 0 . 63 (RSSI = Received signal strength indication)
dBm
receiving level of the BCCH carrier in dBm
PLMN
PLMN ID code
LAC
location area code
cell
cell ID
NCC
PLMN colour code
BCC
base station colour code
PWR
maximal power level used on RACH channel in dBm
RXLev
minimal receiving level (in dBm) to allow registration
C1
coefficient for base station selection
Dedicated channel:
Item
Description
chann
ARFCN (Absolute Frequency Channel Number) of the TCH carrier
Note:
<chann> = h
indicates frequency hopping.
TS
timeslot number
timAdv
timing advance in bits
PWR
current power level
dBm
receiving level of the traffic channel carrier in dBm
Q
receiving quality (0.7)
ChMod
channel mode (S_HR: Half rate, S_FR: Full rate, S_EFR: Enhanced Full Rate)
