| Mobile GPS devices are becoming more and more | | | | the GPS device requires a radio emitter and a |
| popular each day, for they allow great portability. | | | | clock to work. The emitter sends the time of the |
| Most consumer GPS devices can be easily fit into | | | | clock to the satellite overhead. The satellite then |
| the palm and are not that heavy as well. It can | | | | calculates the amount of time it took for the |
| also be clip to a pet's collar or fit into a cell phone. | | | | radio signal to reach them and then figures the |
| The basic concept behind GPS unit is quite simple. | | | | distance from that. Three or four satellites |
| It includes a radio emitter that works with a clock, | | | | compare their location and the time involved. |
| and together they work with Satellite that are | | | | They then show the location within about six |
| located in the space. And now with the booming | | | | inches depending on the accuracy of the unit's |
| of technology, we have GPS device installed in | | | | clock. |
| many laptops computers, cars and even at seat | | | | Portable GPS device can be of many use. Besides |
| back television screen of airplanes. | | | | plotting navigation or tracking objects and living |
| While the GPS technology does not really need a | | | | things, it can use the data as information in |
| lot of space, the software that adds the | | | | applications. |
| functionalities expected by the consumer, actually | | | | Many mobile devices are GPS enabled, in the |
| does. The software once created, gets improved | | | | present times. One of the most talked about, is |
| by getting smaller. The fact that not all GPS | | | | the GPS navigation system of Nokia N95 and the |
| features are required by the customers, allows | | | | Nokia 6110 navigator. The GPS of these devices |
| for smaller GPS devices. | | | | are very user-friendly, and designed to meet the |
| How does a GPS device work? As already said, | | | | requirements of the modern users. |