2
votes
1answer
253 views

Replace Navteq maps by a free one in a car built-in GPS

My car (Opel Zafira) have a built-in GPS with Navteq maps (SD 900 NAVI). I wonder if it would be possible to update or upgrade the maps to an open source / free maps (like OSM). Or is it possible ...
1
vote
1answer
163 views

Android API - how get the car position (fixed to the road)?

All the android.location classes receives best REAL position of the GPS. Is that any way to get from Google navigation API the CAR position x,y - fixed (tighten, interpolated) to the closest road on ...
-1
votes
1answer
863 views

Does GPS Navigator send data to Satellite?

Does GPS Navigator send data to satellite? Is this true about regular devises available in the market?
10
votes
2answers
412 views

What Type of GIS Powers Automobile Navigation Systems

My sister-in-law was inquiring about where she can buy updated DVD's to load into her car's system. Obviously I know the dealer/OEM would love to rip her off for such data, and I knew of no ...