Network informations

Christophe Berger christophe.berger at
Mon Sep 10 21:04:59 CEST 2007

Alexandre d'Alton wrote:
> These informations are available to the user of libgsmd as indications. Each time that the phone choses another tower, it will send that update through an indication. This do not require changes in the GSM chipset.
> However, having informations on all the Cells that the phone sees (neighbour cells or other operator's cells is not possible without changes to the GSM chipset firmware).
Ok, these details also interest me :/
It would be great to get these informations too.
But most of the phones on the market do not provide these details, in
this case I think it is under NDA, isn't it?

> In fact what I've planned to do is to create an application that would log the GPS position each time it receives that registration update in order to create a kind of base-station location database in order to create a kind of location service without the need of GPS hardware, based on the cell ids that we're in.
There are many project dealing with location, interesting work is done
by CRAWDAD at Dartmouth College on WiFi positionning with very good
accuracy. The fact is to build an enough big database to provide a good



Christophe Berger
Network R&D Engineer
LIP6 - +33 144 277 277

More information about the gsmd-devel mailing list