this post was submitted on 12 Oct 2026
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Privacy

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[–] Auli@lemmy.ca 4 points 4 days ago (1 children)

You know GPS isn't survaluence it is just a one way very slow signal.

[–] Zerush@lemmy.ml -3 points 4 days ago (2 children)

Yes, this what the people think, a Smartphone is always locatable ⨦50m, except you switch it off

[–] surewhynotlem@lemmy.world 4 points 3 days ago* (last edited 3 days ago)

Locatable by the connection to the cell towers. Nothing to do with GPS.

[–] boonhet@lemmy.zip 3 points 3 days ago (1 children)

Yes, but that's got nothing to do with GPS.

[–] Zerush@lemmy.ml 0 points 3 days ago (1 children)

No, but anyway it's not correct that GPS function only works in one direction- without GPS, location is made with triangulation fron Cell Towers, which give an aprox locatiob. With GPS on they can find you with a precision of few meters. Not possible if GPS works only in one direction and also not slow, if not, an navigation app wouldn't work.

[–] dev_null@lemmy.ml 2 points 1 day ago

No, but anyway it’s not correct that GPS function only works in one direction

GPS works in one direction. GPS satellites send one-way GPS signals, they receive no information back from your phone.

With GPS on they can find you with a precision of few meters

Yes, very likely.

Not possible if GPS works only in one direction

Absolutely possible. For example Android phones can, and in most cases do, send your location (that your phones figures out from GPS signals) to Google, with your internet connection, either Wi-Fi or cellular data. GPS signals don't need to be bidirectional for that to happen.