Showing posts with label G. Show all posts
Showing posts with label G. Show all posts

Friday, 6 March 2015

GENERATIONS OF MOBILE DEVICE



GENERATIONS OF MOBILE DEVICE

Mobile device has been passed into different generation due to the development of technology of transfer data, voice and messages. Mobile have been used as a major device that facilitate communication.
Generation of mobile refers to the different generations of mobile device
It include
·        0G- zero generation
·        1G-first generation
·        2G-second generation
·        3G-third generation
·        4G-fourth generation
                                0G- ZERO GENERATION (1946-1980)
In zero generation the mobile phone was only use for transfer voice
In zero generation there are early mobile phones that is very expensive in that time and its mostly kept in cars, trucks and briefcase


1G-FIRST GENERATION (1980s-now)
First generation comes with the cellular phones network for radio signals (Analogy). The technology developed for AMPS/Data Tac
In this generation it composed of voice and limited data and the first blackberry (850) was developed.