Past Papers of 9th Class Lahore Board Biology 2016 Group I

9th Class Biology Past Paper 2016 Group I

Past Papers of 9th Class Lahore Board Biology 2016

5G, what is it exactly?
In recent years, mobile Internet connection users have seen 2G, 3G, 4G, and now 5G. This, whose official name is IMT-2020, is, as its number indicates, the fifth generation of mobile networks.

Concretely, 5G will use more frequencies and different frequencies than its predecessors . From a more technical point of view, 5G will use several bands: 3.5 GHz, 700 MHz and 2.1 GHz, already allocated to 4G, then, eventually, the 26 GHz band.

Each of them has its own characteristics. Thus, the 700 MHz band is for example that which provides the best mobile coverage. The 26 GHz offers the best throughput.

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