written 7.8 years ago by
teamques10
★ 65k
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modified 2.3 years ago
by
pedsangini276
• 4.8k
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Mumbai University > Information Technology > Sem4 > Computer Networks
Marks: 5M
Year: May 2014
|
written 7.8 years ago by
teamques10
★ 65k
|
The mobile phone system is used for wide area voice and data communication. Mobile phones (sometimes called cell phones) have gone through three distinct generations, widely called 1G, 2G, and 3G. The generations are:
First-Generation (1G) Mobile Phones: Analog Voice
AMPS (Advanced Mobile Phone System), invented by Bell Labs and …
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