What about CPS? The towers know where they are, and they know you are communicating with them. Its not perfect, but they can get your position by just measurin

What about CPS? The towers know where they are, and they know you are communicating with them. Its not perfect, but they can get your position by just measuring your signal strength to the multiple towers and triangulate the rest. No, this is not a batman movie. For more, check out http://worldwide.espacenet.com/publicationDetails/biblio?CC=US&NR=5519760&KC=&FT=E&locale=en_EP http://worldwide.espacenet.com/publicationDetails/biblio?CC=...