The Revolution of Network Technology: 3G and 4G Wireless Network

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Introduction The revolution of network technology began several years ago, with fourth generation (4G) network being the recently technological innovative of the internet world. Therefore, 4G networks is the fourth generation wireless network, which set the stage for broadband mobile communication that will succeed the third generation (3G) network which is currently in use in some many countries around the globe. It also provides mobile ultra-broadband internet access with USB wireless modem to laptops and even Smartphone ( HYPERLINK "https://profiles.google.com/118388133610479779997" Sascha Segan, 2011). It's expected to change the interaction of human with various technological devices when fully implemented. It would enable HYPERLINK "http://searchnetworking.techtarget.com/definition/pervasive-computing" pervasive computing, in which simultaneous connections to multiple high-speed networks will provide seamless HYPERLINK "http://searchmobilecomputing.techtarget.com/definition/handoff" handoffs throughout a geographical area. Besides, coverage enhancement technologies such as HYPERLINK "http://searchtelecom.techtarget.com/definition/femtocell" femtocell and HYPERLINK "http://whatis.techtarget.com/definition/picocell.html" picocell are being developed to address the needs of mobile users in homes, public buildings and offices, which will free up network resources for mobile users who are HYPERLINK

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