On Fri, Jul 29, 2016 at 5:18 PM, Alexander Chemeris
<[email protected]> wrote:
> Burst timing is also passed from osmo-trx to osmo-bts, so should be trivial
> to pass through.

Yes. I don't know where the TOA value ends up in osmo-bts, but the
value is definitely carried per-burst on the socket interface.

> For C/I we need a comment from Thomas. Currently we don't have it on the
> osmo-trx interface and I'm not even sure we calculate it.

We don't have C/I directly. We do have a running average 'noise' level
(calculated channel power on non-active uplink slots) and the RSSI
value. The channel noise is queried with the NOISELEV command. RSSI is
carried per-burst on the socket message. C/I can be calculated from
those two values.

Do we need a periodically averaged C/I value or an update every burst?

  -TT

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