GSM localization - triangulation
Anyhow, if you have any more suggestions, please be so kind and write it
The flippant answer is to buy a GSM modem like the Sierra Wireless 312U
(no longer available new). It has an onboard GPS receiver which can be
activated, and the exact position of the modem read with a few AT
But persevering with your SIM900, the big question is what you can get
out of engineering mode.
Without a SIM900 myself, I'm not in a position to explore further. I'm
sure you'll have further questions as you progress.