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9. In addition to voice service, what is the main service in 2G mobile communications systems?...

9. In addition to voice service, what is the main service in 2G mobile communications systems? What is the main service in 3G and 4G mobile communications systems? What will be the main service in 5G mobile communication system?

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Answer #1

Main services in communication system

2G

->Digital voice

Text messages, picture messages and MMS

-> sending short messages

3G

->integrated high quality audio, video and data

->fixed wireless Internet access,

video calls and

mobile TV technologies.

4G

->integrated high quality audio, video and data

-> dynamic information accesa and variable devices

->mobile web access, IP telephony, gaming services, high-definition mobile TV, video conferencing, 3D television, and cloud computing.

5G

Dynamic information access and variable devices with AI

Speed with 1Gbits/s

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