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Global Positioning System - Essay

Global Positioning System

or GPS is better known as "a satellite based radionavigational system developed and operated by the U.S. Department of Defense (DOD). permits land, sea, and airborne users to determine their three-dimensional position, velocity, and time twenty-four hours a day, in all weather, anywhere in the world with a precise and accuracy far better than other radionavigation systems available today or in the foreseeable future." (Navcen) The was designed for two services. One being, the Standard Positioning System and the other being the Precise Positioning System. Furthermore, space, control, and the user are all segments that consist of the . in my opinion is one the greatest inventions ...

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vertical, and 340 nanoseconds time, and in total the SPS is ninety-five percent accurate. (Utexas) The Department of Defense also degrades this service so those consumers can use this service.
Secondly, the Precise Positioning Service or PPS " is a highly accurate military positioning, velocity and timing service which is available on a continuous, worldwide basis to users authorized by the U.S. PPS is the data transmitted on GPS L2 frequency. Precise Positioning Service was designed primarily for U.S. military use. It is denied to unauthorized users by the use of cryptography. Precise Positioning Service is available to U.S. and allied military and U.S. Federal Government users."(Tycho) The PPS accuracy is 22-meters horizontal, 27.7-meter vertical, and 100 nanoseconds time. (Utexas) As you can see the PPS has better accuracy then the SPS since it was ultimately designed for government use only.
Another system of is the three segments. The first is the Space ...

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Global Positioning System. (2005, August 16). Retrieved April 23, 2024, from http://www.essayworld.com/essays/Global-Positioning-System/31773

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"Global Positioning System." Essayworld.com. August 16, 2005. Accessed April 23, 2024. http://www.essayworld.com/essays/Global-Positioning-System/31773.

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PAPER DETAILS

Added: 8/16/2005 03:43:57 PM
Category: Computers
Type: Free Paper
Words: 974
Pages: 4

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