Hmm,
After reading few posts on GPS here, I would like to know how does those dedicated GPS instruments work ?? like "mapmyindia", I mean how do they update their maps time to time or it is not required
After reading few posts on GPS here, I would like to know how does those dedicated GPS instruments work ?? like "mapmyindia", I mean how do they update their maps time to time or it is not required
Which establishes a connection with satellite
They are connected to satellite which identifies the location through coordinates.
These dedicated devices have accelerometers that can navigate us , with the help of a satellite.
The satellite constantly gives the co-ordinates which is easy for preloaded maps to navigate.
The maps are either stored in the device with limited memory.
Or in a Memory card.
Any updates that are released by the company have to be purchased, if you need updates on new places.
So far my MMI Vx140s is doing the job greatly.
It had come with default v7.0 maps.
You can also find contact number of places that are available along with the address.
On a foggy or cloudy weather the satellite locking takes almost upto 10 minutes.
It needs minimum 2 satellite lock to function.
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