The road to 4G networks (1G, 2G, 3G) Technology has come a long way since the age of telephone lines and brick-sized phones. To an ordinary person, technology goes as far as browsing the internet or watching cat videos of YouTube. To a University of the people’s Computer Science student, networking has been evolving from the age of 1G to 4G networking as we are mostly familiar with. With all of these advancements made, there have been critical design architecture changes in order to improve many aspects such as speed, compatibility, ease of use and many others. 1G Analog Cellular Networks This network was based on radio technology that could only support phone calls. The technology called Advanced Mobile phone System that could operate at an 800MHz via Frequency Division Multiple Access. This means that the signal was split and sent to network towers from which users can connect. Because of this, each network could only support connections from 395 users. Because of the technology used at the time, any connection can be intercepted by any other nearby radio device. This was a problem
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- Fall '18
- Muntuumo Josephina
- Universal Mobile Telecommunications System