Monday, April 28, 2014

Mobile Technology / ( 2G, 3G and 4G Technology ) / Difference between 2G, 3G and 4G Technology

Mobile Technology 

2G , 3G and 4G Technology ( Short Article on 2G, 3G and 4G Technology )


2G, 3G and 4G are short for second, third and fourth generation of mobile telecommunication respectively.

2G, 3G and 4G are standards for mobile communication.

These standards specify how the airwaves must be used for transmitting information (text and voice data).

3G (3rd Generation) was launched in Japan in 2001. In mid 2010, the networks for most wireless carriers in the United States were on 3G.


Basic Features of 3G:
1 - Advance / Improved Standards.
2 - Offer higher speed for data transfer than 2G.
3 - Low data transfer rates.


Basic Features of 4G:
1 - Advance / Improved Standards.
2 - Offer higher speed for data transfer than 3G.
3 - Very Low data transfer rates.



Difference Between 2G , 3G , 3.5G and 4G

Selecting a Mobile Phone (Must Read Information) : 


   When you are going to buy a new cell phone you have to make a decision whether to select a 3G or 4G model. 4G phones can offer greater data speeds than their 3G counterparts, but this can vary based on a number of different factors.

   Understanding the different 3G and 4G technologies, as well as doing some research on coverage in your area, can help you decide if opting for 4G is worth the extra expense for you.

   If a 4G phone moves out of range of a 4G network, you will only receive 3G speeds due to the degraded signal. If your area lacks heavy 4G coverage, selecting an older model phone may save you some money.


  Using a 4G phone in a 3G area may reduce your standby time as the phone constantly searches for a higher-quality connection while in use. 

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