Android Question location in subway

[catyinwong]

I discover that the Gps function doesn't work when I am on the subway (maybe it is counted as indoors?). But I would like to write a function which locate the devices including on street, on ride and includes on subways. is e any method or library I can use for that?

 

[DonManfred]

(maybe it is counted as indoors?

probably yes. You need to have access to the Satelites which is probably not the case in a subway.

 

[f0raster0]

In a seminar, I saw a demo of Indoor location. Then yes, it's posible and super cool, but
you need other devices to stimate the location, devices like BLE and wifi, that BLE devices have to be somewhere in the subway.

I saw a demo like this