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In the field of automobile, navigator has been very popular and has brought great help to drivers. Where is the switch of Car Navigator? Next, Xiaobian will analyze it for you.

The car navigator is the on-board GPS navigation system. Its built-in GPS antenna will receive the data information transmitted by at least 3 of the 24 GPS satellites circling the earth. Combined with the electronic map stored in the on-board navigator, the azimuth coordinates determined by the GPS satellite signal match this to determine the accurate orientation of the car in the electronic map, This is the usual positioning function. On the basis of positioning, it can provide the best driving road, road conditions ahead and the nearest gas station, hotel, hotel and other information through the multi-function display. If unfortunately the GPS signal is interrupted and you lose your way, don't worry. GPS has recorded your driving path, and you can return according to the original path. Of course, these functions are inseparable from the map software that has been prepared in advance.

The switch of the car navigator is generally the GPS button, and some navigators are displayed in the form of a menu. Just press GPS.

The main functions of automobile navigator are:

(1) land use, mainly including vehicle navigation, emergency response, atmospheric physical observation, geophysical resource exploration, engineering survey, deformation monitoring, crustal movement monitoring, municipal planning control, etc;

(2) marine use, including determination of the best voyage route of ocean going ships, real-time ship dispatching and navigation, marine rescue, marine treasure exploration, hydrogeological survey, marine platform positioning, sea level rise and fall monitoring, etc;

(3) aerospace use, including aircraft navigation, aerial remote sensing attitude control, LEO satellite orbit determination, missile guidance, aviation rescue, manned spacecraft protection and detection, etc.

Article fromJiangmen vehicle navigatorhttp://m.sdgaokang.cn