In the advanced mobile phone system (AMPS), the cellular system employed in the United States, different callers use separate frequency slots via FDMA . When one telephone call is completed, a network-managing computer at the cellular base station reassigns the released frequency slot to a new caller.
Read moreWhat are the features of 2G systems?
Some of the key features of 2G were:
Read moreWhat are the advantages of 2G?
Advantages of 2G over 1G It allows voice signals to be digitized and compressed . So, they are more efficient on frequency spectrum than 1G. They introduced data services for mobile in form of SMS text messaging. Data and voice signals are digitally encrypted.28 Eyl 2018
Read moreWhat is the disadvantage of 2G?
Drawbacks of 2G: Required strong digital signals to help mobile phones work . If there was no network coverage, digital signals weakened. Systems were unable to handle complex data like videos.6 Mar 2019
Read moreWhat is advantage and disadvantage of 1G?
It makes use of the mobile phone with the analog signal more difficult and this signal are suffer from interference problem . Limited capacity . Poor hand-off reliability . Very slow speed .
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