On Dec 29, 2011, at 15:23, John Sessoms wrote: > From: Paul Stenquist > >> As far as I know, the GPS is always on, but it's only seen by you >> when the relevant software is being used. Could be wrong abut that, >> but I can't imagine whey the phone would switch it off. > > The GPS on cell phones doesn't really use GPS. It's based on triangulation > from the cell phone towers receiving your signal. It was put there for > enhanced 911 calls - so if you dial 911 but can't talk, the cops/fire/ems can > try to find you. >
That's not true, John. Many cellphones (and especially "smartphones") use actual honest-to-god GPS for location. -Charles -- Charles Robinson - [email protected] Minneapolis, MN http://charles.robinsontwins.org http://www.facebook.com/charles.robinson -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.
