Satellite navigation is based on a global network of satellite that transmit radio signals in medium Earth orbit the signal contains data that a receiver uses to computer applications of the satellites and to make other adjustments needed for accurate Positioning
An irrigation system is a system that it in navigation navigation systems may be entirely on brought a vehicle or vessel breach or they may be located elsewhere and communicate via radio or other signals with a vehicle or vessel or they may use a combination of these methods
Now I am talking about Automotive navigation system that is a part of the automobile controls are a third party add on used to find direction in an automobile it typically uses a satellite navigation decide to get its position that are when is then correlated to a position on a road when directions are needed routing can be calculated
A GPS Navigation system is a GPS receiver and audio video components design for a specific purpose such as the card based on handheld device or a smartphone app the Global positioning system is a 24 satellite navigation system that uses multiple satellite signals to find the receiver position on the earth