Groups > comp.lang.java.programmer > #2546

Re: GPS Requires Network??

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From	Lew <noone@lewscanon.com>
Newsgroups	comp.lang.java.programmer
Subject	Re: GPS Requires Network??
Date	Tue, 29 Mar 2011 11:42:24 -0400
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Roedy Green wrote:
> Lawrence D'Oliveiro wrote, quoted or indirectly quoted someone who said :
>> Why would GPS require a network connection?

> I'll make a stab that there is a common API that works either by
> asking the network for information gleaned from tower triangulation or
> from an onboard GPS unit.  If you don't have a GPS you can get a rough
> location.
>
> Perhaps part of the API turns the latitude and longitude into map
> information which would require the net if the phone did not have the
> maps loaded.
>
> Perhaps the two schemes back each other up when the other is not
> working for some reason.
>
> It seems unlikely, but perhaps the phone does not do the GPS
> calculations.  It sends the raw data to a computer for number
> crunching.
>
> The answer may be gleaned by having a look at what other services the
> API offers.

Maybe the application wishes to glean gobs of private, personal data via your 
WiFi connection while you think it's innocently telling you how to find the 
Gucci store.

-- 
Lew
Honi soit qui mal y pense.
http://upload.wikimedia.org/wikipedia/commons/c/cf/Friz.jpg

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Re: GPS Requires Network?? Lew <noone@lewscanon.com> - 2011-03-29 11:42 -0400

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