Android GPS Navigation - An Essential Accessory For An Enjoyable Car-trip

Nowadays, there is indeed a large number of car electronics in the market. Generally, most people choose to install a car electronic device for in-car entertainment or the security of driving. Among all the auto electronics, Android DVD gps navigation have won great popularity in today's automobile aftermarket recently. And a rising number of people regard it as a must-have device in the car.

In modern society, it seems to be very necessary to carry a car DVD Player with you. Because, the transportation now develops very rapidly and the amount of roads increases specially fast, which create up a traffic network extending in all directions. When driving on the crisscross roads, you may possibly lose the direction, even though there are actually some signposts along the way. If in a city that you are familiar with, you may find a suitable right route to your destination speedily and accurately. However, when you drive in an unfamiliar city, you possibly fail to find a way out. Under such circumstances, Android car gps navigation will play an extremely important role.

As you may know, GPS is a satellite-based global navigation system, and it can work in any weather conditions, anywhere in the world, 24 hours a day. GPS satellites circle the earth in a very precise orbit and transmit signal information to earth. GPS receivers take this information and use triangulation to calculate the user's exact location, and then display it on the unit's electronic map. You can access the system so long as you've got a GPS receiver that must be locked on to the signal of at least three satellites to calculate a 2D position (latitude and longitude) and track movement. With four or more satellites in view, the receiver can determine the user's 3D position (latitude, longitude and altitude). Once the user's position has been determined, the GPS unit can calculate other information, such as speed, bearing, track, trip distance, distance to destination, sunrise and sunset time and more.

Most Android navigation system can support 3D map, which will offer you intuitive navigation interface. And you could zoom in or out the electronic map so as to have a much better view. Besides, some also come with voice guidance that can alert you to make a turn in next cross. No doubt. That will reduce your distractions from driving, greatly improving the driving security. You'll be able to input some data about points of interest into the car navigation system so that it can find them swiftly next time. All of these will bring users great convenience.

Android auto gps is an useful for your long-distance journey. With such an item, you may easily get a correct direction rather than driving round and round in the same place. Like other car navigation systems, Android car gps device also offer users various in-car entertainment options. Moreover, it can be compatible with many application programs. That's why it becomes an increasingly popular car accessory among car owners!