Meaning of "signal quality" in output of "mmcli -m modem-id"

Ajay Garg ajaygargnsit at gmail.com
Mon Aug 15 13:43:23 UTC 2016


Hi All.

Let's say modem-id is 0.
So, in the output of "mmcli -m 0", we get an output for signal quality in
the form ::

                signal quality: '71' (recent)


What is this value?
Is this related to the value returned by "AT+CSQ" in any manner?


In particular, if the value returned by "AT+CSQ" is x, then the
signal-strength in dbm is given by ::

                    -113 + (2 * x)

Is there a correlation for the signal-quality returned by "mmcli -m
modem-id" (71 in this case)?


Will be thankful for any pointers.


Thanks and Regards,
Ajay
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