What's The Difference Between GPS And Sat Nav?

What's The Difference Between GPS And Sat Nav?

Both the words GPS and Sat Nav have gradually crept into everyday use. They are are sometimes used interchangeably. Is there a distinction between them and if that's the case, what's the distinction?

Firstly, sure there is a difference.

GPS is brief for Global Positioning System. It is the collective name for a group of satellites that are in orbit around the Earth. They have been positioned there by the US Authorities decades ago and made publicly available throughout the administration of President Reagan.

Using a GPS receiver (a small machine that can send and receive signals from any satellite within range) you will get your exact location. This location is supplied as a set of co-ordinates.

Using this data and the co-ordinates of your vacation spot, many GPS receivers can 'guide' you to the destination utilizing a compass-like arrow. In idea, you probably have the GPS co-ordinates of your property, utilizing a GPS receiver you'll find your manner house from even the remotest place within the world.

The GPS receiver has turn out to be a typical item that is fitted to many units, reminiscent of your mobile phone or the safety system in your car. Many smartphones, such as the iPhone, have a GPS constructed-in. If allowed, purposes can use this information to direct you to, CANAL GEOMATICS say, the closest Italian restaurant. Some digital cameras even have a GPS. They'll use it report precisely where the picture was taken.

A sat nav (brief for satellite navigation) is really some very special software that makes use of the GPS signal. It takes the co-ordinates supplied by the GPS and combines that with a complete map. Then, given a vacation spot, the sat nav software will calculate a route so that you can your destination. Because the GPS signal is continually updated, the sat nav can provide you step-by-step instructions on where you're and when it's good to make a turn.