Wednesday, March 16, 2011

Cellular GPS Tracking- the Future is Now

By James Tucker


Every person has seen the negative character being tracked in the blockbuster feature. It is always fascinating how the police quickly get the bad guy as soon as he makes the fatal mistake - a call from a cell phone. This is no longer a movie myth. You can track nearly everyone today with the cellular GPS tracking system. It all initiated back in 1960s. Developed by US Department of Defense, a system called Navigation Satellite Training and Ranging or the NAVSTAR was used to determine the position of the devices operated from the ground by the satellites. The first mass production was initiated by Motorola and Blackberry with GPS enabled phones. Both were used for worker tracking. Blackberry was chiefly used by corporations and government leaders. At the start they wanted to have better messaging abilities but later on they initiated including GPS navigators.

In recent days this approach became fully operational and used globally. At this point in time some 25 satellites are orbiting around the earth. They are used to the signals from a variety of devices and to spot their location. GPS operates today using three main components. They are the satellites, the earth

Except cellular GPS tracking, the triangulation method is being used to locate a mobile phone.This really means that your phone is located by length of time your signal runs to three most adjacent cell phone towers.

After September 11, the government has ensured that every cell phone has a cellular GPS tracking device. This is arranged for protection reasons, mainly because most assaults were coordinated by cell phones. It also raises the issue of privacy of the citizens who do not want to be traced and have their intimate life interfered with. You could also trace your or somebody else's device by adding a simple program.To do that, of course, you need an authorization for that from this person to do so. Such programs are Google Latitude, Mapquest Find Me, and Wherify.You can use these from your computer or a cell phone and locate a person wherever he or she might be.

This feature is especially convenient with 911 calls, for in case of disaster the time is essential. In similar case 911 service can find you and provide you with the jj you require, even if you might not speak and state your emergency. It is also convenient for keeping the track of children or senior citizens who aren't fully capable of taking care of themselves. In such situations fathers and mothers or caretakers easily locate their loved ones and the sad scenes of endless searches for the missing persons are avoided. Cellular GPS tracking is not possible under certain conditions. Global Positioning System (GPS) means that it can be used everywhere. However, a cellular GPS tracking device gets signals from the satellites. As these signals are very weak it can be difficult to receive the signals. This is the case in towns with a lot of obstacles. Under these circumstances real-time GPS tracking can be especially challenging. GPS tracking inside buildings is not so common.




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