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2. Satellite navigation device - Wikipedia

   en.wikipedia.org/wiki/Satellite_navigation_device

   Vehicle navigation on a personal navigation assistant Garmin eTrex10 edition handheld. A satellite navigation device or satnav device, also known as a satellite navigation receiver or satnav receiver or simply a GPS device, is a user equipment that uses satellites of the Global Positioning System (GPS) or similar global navigation satellite systems (GNSS).

3. Toyota Entune - Wikipedia

   en.wikipedia.org/wiki/Toyota_Entune

   Dynamic Navigation checks embedded map data against the cloud to download and store map updates. This navigation service uses the onboard and the off-board data to give navigation directions to the customer. It supports the ability to update maps and guidance based on changing road and traffic conditions. [citation needed]

4. Positioning system - Wikipedia

   en.wikipedia.org/wiki/Positioning_system

   Hybrid positioning systems are systems for finding the location of a mobile device using several different positioning technologies. Usually GPS (Global Positioning System) is one major component of such systems, combined with cell tower signals, wireless internet signals, Bluetooth sensors, IP addresses and network environment data. [16]

5. List of GPS satellites - Wikipedia

   en.wikipedia.org/wiki/List_of_GPS_satellites

   Samples of three GPS satellites' orbits over a five-year period (2013 to 2018) USA-242 · USA-239 · USA-151 · Earth As of 19 December 2024, 83 Global Positioning System navigation satellites have been built: 30 are launched and operational, 1 is launched and undergoing the commissioning process, 3 are in reserve or testing, 43 are retired, 2 were lost during launch, and 1 prototype was never ...

6. TomTom - Wikipedia

   en.wikipedia.org/wiki/TomTom

   However, there is a newer range, the x10/x100 models, which come now with free lifetime speed camera subscription too. Map Share is a proprietary map technology launched by TomTom in June 2007. Map Share allows users to make changes to the maps on their navigation devices and share them with others.

7. Automotive navigation system - Wikipedia

   en.wikipedia.org/wiki/Automotive_navigation_system

   Map database formats are almost uniformly proprietary, with no industry standards for satellite navigation maps, although some companies are trying to address this with SDAL (Shared Data Access Library) and Navigation Data Standard (NDS). Map data vendors such as Tele Atlas and Navteq create the base map in a GDF (Geographic Data Files) format ...