# AT+QENG Query primary serving cell and neighbor cell information. The maximum response time is 300 ms. ### Test Command ``` AT+QENG=? ``` {% code title="Response" overflow="wrap" %} ```html +QENG: (list of supported s) ``` {% endcode %} ### Serving Cell Execute the below Command to query the serving cell information ``` AT+QENG="servingcell" ``` {% code title="Response in LTE mode" overflow="wrap" %} ```html +QENG: "servingcell",,"LTE",,,,,,,,,,,,,,,,, ``` {% endcode %} > Example: > > **mmcli -m 2 --command="AT+QENG=\\"servingcell\\""** > > +QENG: "LTE","FDD",460,00,81EF7D0,78,1300,3,5,5,1806,-68,-8,-38,15\ > +QENG: "NR5G-NSA", 460,00,570,-90,64,-11 {% code title="Response in WCDMA mode" overflow="wrap" %} ```html +QENG: "servingcell",,"WCDMA",,,,,,,,,,,,,, ``` {% endcode %} {% code title="Response in EN-DC mode" overflow="wrap" %} ```html +QENG: "servingcell", +QENG: "LTE",,,,,,,,,,,,,,,, , +QENG: "NR5G-NSA",,,,,, ``` {% endcode %} ### Neighbour Cell Write Command Query the information of neighbor cell tower information. ``` AT+QENG="neighbourcell" ``` {% code title="Response In LTE mode" overflow="wrap" %} ```html [+QENG: "neighbourcell intra","LTE",,,,,,,,,,, ...] [+QENG: "neighbourcell inter","LTE",,,,,,,,,, ...] [+QENG: "neighbourcell","WCDMA",,,,,,, ...] ``` {% endcode %} > Example: > > **mmcli -m 2 --command="AT+QENG=\\"neighbourcell\\""** > > +QENG: "neighbourcell intra","LTE",38950,276,-3,-88,-65,0,37,7,16,6,44\ > +QENG: "neighbourcell inter","LTE",39148,-,-,-,-,-,37,0,30,7,-,-,-,-\ > +QENG: "neighbourcell inter","LTE",37900,-,-,-,-,-,0,0,30,6,-,-,-,- {% code title="Response in WCDMA mode" overflow="wrap" %} ```html [+QENG: "neighbourcell","WCDMA",,,,,,,, ...] [+QENG: "neighbourcell","LTE",,,,, ...] ``` {% endcode %} ### Parameters "-" or - indicates the parameter is invalid under the current condition.
ParameterStringDescription
<celltype>"servingcell"
"neighbourcell"		The information of 3G/4G/5G serving and neighbour cell towers.
<state>"SEARCH"Searching but could not (yet) find a suitable cell.
"LIMSRV"Camping on a cell but has not registered.
"NOCONN"Camping on a cell has registered on the network, and it is in idle mode.
"CONNECT"Camping on a cell and registered on the network, a call is in progress.
<is_tdd>"TDD" & "FDD"The LTE network mode.
<MCC>Number formatMobile Country Code (first part of the PLMN code).
<MNC>Number formatMobile Network Code (second part of the PLMN code).
<LAC>Integer typeLocation Area Code. The parameter determines the two bytes' location area code in hexadecimal format (e.g., 00C1 equals 193 in decimal) of the scanned cell. Range: 0–65535.
<cellID>Cell tower IDThe parameter determines the 16-bit (GSM) or 28-bit (UMTS) cell ID, which range is 0–0xFFFFFFF.
<PCID>Number formatPhysical cell ID.
<uarfcn>UTRA-ARFCNThe parameter determines the UTRA-ARFCN of the cell that was scanned.
<earfcn>E-UTRA-ARFCNThe parameter determines the E-UTRA-ARFCN of the cell that was scanned.
<freq_band_ind>E-UTRAN bandsE-UTRA frequency band (see 3GPP 36.101)
<UL_bandwidth>Integer type

UL bandwidth.

0 -- 1.4 MHz

1 -- 3 MHz

2 -- 5 MHz

3 -- 10 MHz

4 -- 15 MHz

5 -- 20 MHz

<DL_bandwidth>Integer type

DL bandwidth.

0 -- 1.4 MHz

1 -- 3 MHz

2 -- 5 MHz

3 -- 10 MHz

4 -- 15 MHz

5 -- 20 MHz

<TAC>Number formatTracking Area Code
See 3GPP 23.003 Section 19.4.2.3
<PSC>Number formatThe parameter determines the primary scrambling code of the cell that was scanned.
<RAC>Integer typeRouting Area Code. Range: 0–255.
<RSCP>Number formatThe parameter determines the Received Signal Code Power level of the scanned cell.
<ecio>Number formatCarrier to noise ratio in dB = measured Ec/Io value in dB.
<RSRP>Negative number

Indicates the signal of Reference Signal Received Power in both LTE and 5G-NR modes.

Range: -140 to -44 dBm.

The closer to -44, the better the signal is. The closer to -140, the worse the signal is.

<RSRQ>Negative number

Indicates the signal of Reference Signal Received Quality in both LTE and 5G modes.

Range: -20 to -3 dB.

The closer to -3, the better the signal is. The closer to -20, the worse the signal is.

<RSSI>Number formatReceived Signal Strength Indication. LTE only.
<SINR>Number format

Indicates Signal-to-Interface plus Noise Ratio.

The conversion formula for actual SINR is

Y = (1/5) × X × 10 - 20

(X is the value queried by AT+QENG, and Y is the SINR value).

Range: -20 to 30 dB.

<CQI>Integer typeChannel Quality Indication. Range: 1–30.
<tx_power>Number formatTX power value in 1/10 dBm. It is the maximum of all UL channel TX power. The <tx_power> value is only meaningful when the device is in traffic.
<phych>Integer type

Physical channel.

0 -- DPCH

1 -- FDPCH

<SF>Integer type

They are spreading factor.

0 -- SF_4

1 -- SF_8

2 -- SF_16

3 -- SF_32

4 -- SF_64

5 -- SF_128

6 -- SF_256

7 -- SF_512

8 -- UNKNOWN

<slot>Integer type

Slot format.
0–16 for DPCH

0–9 for FDPCH

<speech_code>Number formatDestination number on which call is to be deflected.
<comMod>Number format

Compress mode.

0 -- Not support compress mode

1 -- Support compress mode

<srxqual>Number formatThe receiver automatically gains control of the camped frequency.
<ecno>Number formatCarrier to noise ratio in dB = measured Ec/Io value in dB.
<set>Integer type

3G neighbor cell set.

1 -- Active set

2 -- Synchronous neighbor set

3 -- Asynchronous neighbor set

<rank>Number formatThe rank of this cell as a neighbor for inter-RAT cell reselection.
<srxlev>Number formatSuitable receive level for inter frequency cell.
<threshX_low>-To be considered for reselection. An evaluated lower-priority cell's suitable receive level value must be greater than this value.
<threshX_high>-To be considered for reselection. An evaluated higher-priority cell's suitable receive level value must be greater than this value.
<thresh_Xhigh>-Reselection threshold for high priority layers.
<thresh_Xlow>-Reselection threshold for low priority layers.
<cpich_rscp>-The absolute power level of the common pilot channel as received by the UE in dBm ×10.
<cpich_ecno>-The ratio of the received energy per PN chip for the common pilot channel to the total received power spectral density at the UE antenna connector in dB × 10.
<srxlev>-Select receive level value for base station in dB.
<cell_resel_priority>Number formatCell reselection priority. Range: 0–7.
<s_non_intra_search>-Threshold to control non-intra frequency searches.
<thresh_serving_low>-Specifies the suitable receive level threshold (in dB) used by the UE on the serving cell when reselecting towards a lower priority RAT/frequency.
<s_intra_search>-Cell selection parameter for the intra frequency cell.