3G Technology

Essay specific features

 

Issue:

Technology

 

Written by:

Walter R

 

Date added:

October 31, 2010

 

Level:

University

 

Grade:

A

 

No of pages / words:

1 / 279

 

Was viewed:

2575 times

 

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Essay content:

The first analog cellular systems were based on IMTS and developed in the late 1960s and early 1970s. The systems were “cellular” because coverage areas were split into smaller areas or “cells”, each of which is served by a low power transmitter and receiver. This first generation (1G) analog system for mobile communications saw two key improvements during the 1970s: the invention of the microprocessor and the digitization of the control link between the mobilephone and the cell site...
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These systems digitized not only the control link but also the voice signal. The new system provided better quality and higher capacity at lower cost to consumers. Third generation (3G) systems promise faster communications services, including voice, fax and Internet, anytime and anywhere with seamless global roaming...
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