In the theses I processed the technological development of all five generations, where the reader has an overview over the complete development of mobile communications. The emphasis was made on the fifth generation, which is with development of the new techniques and changes in the network function expected after year 2020.
In the second part I described the history and important progress from the first to the fourth generation. The focus in history was made on the fourth generation. It is widely used nowadays and the reader has detailed review of currently used technologies.
The third chapter summarizes the fifth generation, where I first pointed out the requirements and objectives that the fifth generation will fulfill. Further on I explained in detail the architecture of fifth generation and enumerated the problems which would be solved by such an architecture. After that I pointed out more detailed description of the technology and testing for up-link and down-link channel. The issue of spectrum itself required to achieve the objectives is also included. Last but not least I described the principles for the construction of nature-friendly mobile network.
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