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[aprssig] GPS Hardware Vendors Buying Up Mapping Data Vendors

Drew Baxter droobie at maine.rr.com
Mon Nov 5 23:29:41 UTC 2007


Delorme acquires much of their own map data nowadays.  I know this 
for sure because Teleatlas and Navteq were wrong here for many years 
but Delorme still had our new interstate offramp and the new exit 
numbers from when they renumbered the highway.

--Droo, K1XVM

At 01:59 PM 11/5/2007, Stephen H. Smith wrote:
>*** GPS Mapping Data Getting Really Valuble ***
>
>Almost all of the commonly-used mapping programs (Streets & Trips, 
>Delorme Street Atlas, Precision Mapping, TopoUSA, MapPoint, etc) 
>used by our APRS applications -AND- nearly all web sites such as 
>Expedia, Google Maps, MapQuest, Yahoo, etc. -AND- most of the maps 
>in display GPS devices use mapping databases provided by one of two 
>companies: TeleAtlas or NavTeq The various vendors dress up and 
>present this data differently (and supplement it with other data), 
>but the basic raw road info almost always comes from one or the 
>other of these two companies.
>





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