| The Global Positioning System (GPS) is the | | | | resulted in the technological development of |
| fully functional Global Navigational | | | | GPS. |
| Satellite System which will help in | | | | |
| determining the location, speed/direction and | | | | There are chances of the speed of GPS getting |
| time with the assistance of 24 medium earth | | | | affected by the inconsistencies of |
| orbit satellites. Known as a useful tool for | | | | atmospheric conditions. But this can be |
| mapmaking, land surveying, commerce, and | | | | improved with the correction of these errors. |
| scientific uses, GPS is now a widely used | | | | In the advanced modern world, GPS is mainly |
| navigation aid world wide. It is also used | | | | used in various daily life equipments |
| for various applications including study of | | | | including mobile phones. These devices help |
| earth | | | | in making mobile phones more sophisticated |
| | | | and technologically advanced. With the mobile |
| The current GPS is divided into three major | | | | phones connected with GPS, the user will find |
| segments called space segment (SS), control | | | | it no hard to understand the location, |
| segment (CS), and user segment (US).It is the | | | | climatic conditions and other geographical |
| navigation message broadcasted by GPS | | | | details. |
| satellites that provides the time-of-day, GPS | | | | |
| week number and satellite health information. | | | | Nowadays, GPS devices are connected with |
| | | | cars, helping the drivers in getting the |
| The history of GPS traces back to the early | | | | exact knowledge of the geography, climate and |
| 1940's when the World War II was on full | | | | details ensuring safe driving at strange |
| swing. But it was the launching of Sputnik in | | | | areas. |
| 1957 by Soviet Union that paved for later | | | | |
| developments in this field. A team of U.S. | | | | GPS Sat Nav Devices |
| scientists under Dr. Richard B. Kershner were | | | | |
| involved in research to monitor the movements | | | | Alice Erin is an Expert Author. |
| of the satellite Sputnik, which later | | | | |