AT+QCAINFO
Verify CA performance and check multiple CCs for Carrier Aggregation on the modem along with frequency band and bandwidth per component carrier.
Test Command
AT+QCAINFO=?
Response
OK
Execution Command
Execute the below Command to query the carrier aggregation (CA) information
AT+QCAINFO
Response
+QCAINFO: "PCC",<freq>,<bandwidth>,<band>, <pcell_state>,<PCID>,<RSRP>,<RSRQ>,<RSSI>,<SINR>
<br>+QCAINFO: "SCC",<freq>,<bandwidth>,<band>, <scell_state>,<PCID>,<RSRP>,<RSRQ>,<RSSI>,<SINR>
<br>+QCAINFO: "SCC",<freq>,<bandwidth>,<band>, <scell_state>,<PCID>,<RSRP>,<RSRQ>,<RSSI>,<SINR>
OK
If no active secondary cell
OK
Example:
mmcli -m 2 --command="AT+QCAINFO"
-
OK
Parameters
"-" or - indicates the parameter is invalid under the current condition.
| Parameter | String | Description |
|---|---|---|
<PCC> |
Primary carrier component | |
<SCC> |
Secondary carrier component. | |
<freq> |
EARFCN | |
<bandwidth> |
Integer type | Bandwidth. 6 -- 1.4 MHz 15 -- 3 MHz 25 -- 5 MHz 50 -- 10 MHz 75 -- 15 MHz 100 -- 20 MHz |
<band> |
String type | DL bandwidth. "LTE BAND 1 / 2 / 3 / ... / 66" |
<pcell_state> |
Integer type | Primary cell state 0 -- No serving 1 -- Registered |
<scell_state> |
Integer type | Secondary cell state 0 -- Deconfigured 1 -- Configuration deactivated 2 -- Configuration activated |
<PCID> |
Integer type | Physical Cell ID |
<RSRP> |
Integer type | Reference Signal Received Power |
<RSRQ> |
Integer type | Reference Signal Received Quality |
<RSSI> |
Integer type | Received Signal Strength Indication |
<SINR> |
Integer type | Logarithmic value of SINR. Values are in 1/5th of a dB. Range: 0–250 (-20 to +30 dB). |
Last Updated: 2024-04-21