ubuntu-phone team mailing list archive

[Thomas Voß <thomas.voss@xxxxxxxxxxxxx>]

Hey all,

we finally were able to pinpoint the issue. It happens in a low layer
of the HAL and we are working on fixing the issue.
I filed https://bugs.launchpad.net/ubuntu/+source/location-service/+bug/1453661
for tracking the issue.

Thanks,

  Thomas

On Thu, Apr 30, 2015 at 11:02 PM, Johannes Renkl
<renkljs@xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx> wrote:
>> ><SNIP><
>> >Hi, Is there a way to read data from the GPS sensor itself?
>> >ubuntu-location-serviced-cli must be getting its data from
>> >somewhere Yesterday it had no satellites in sight, despite all
>> >location services set to on. And after i left it on overnight, in
>> >front of a window, it still had no satellites in sight. If i
>> >encounter the same problem again, i'll send you the logs, for now
>> >it is working again, after switching off and on all location
>> >services. The values in the awk file are pure guessing, no logic
>> >there :-)
>> >>>11 = good reception  = Green
>> >>< 11 = poor reception   = Blue
>> >><   1 = No reception     = Red
>> >>
>> >>If you know better values for good and poor, please let me know.
>> >>
>> >I would propose to mark all satellites with
>> >"have_almanac_data"/"have_ephimeris_data" as green, yellow for
>> >satellites without that data with reasonable snr, and red for any
>> >other reported satellite.
>> >
>> >Cheers,
>> >
>> >   Thomas
>> Hi Thomas,
>>
>> Sounds like a good idea, but:
>> I *never* have seen a satellite which had almanac data, ephimeris
>> data, or was used in fix.
>> Even when "Here" is working fine and the Sensor app is showing
>> accurate time and lat long coordinates.
>>
>> Can a few people try and run:
>> ubuntu-location-serviced-cli --bus system --get --property
>> visible_space_vehicles from the commandline?
>
> I've tried that with my bq and I can confirm that observation. Even 20 minutes
> after having working localization in HERE maps, OSM and the sensor app (didn't
> check plausibility of the last one), als the properties below were 0. But in
> may case even azimuth and elevation were 0...?!?
>
> Regards
> Johannes
>
>> ( after "Here" and/or the SensorStatus app are showing reasonable results )
>>
>> And post the result if they do/don't have one or more of the following set:
>> has_almanac_data:
>> has_ephimeris_data:
>> used_in_fix:
>>
>> I can't help but wondering if there is a difference between what the
>> apps are using and what ubuntu-location-serviced-cli is showing.
>>
>> Kind regards,
>> Ed
>>
>>
>>
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