With VoIP services becoming more and more popular and, even beginning to compete with the PSTN (Public Switched Telephone Network) in terms of prices and wide use, companies that provides this service has to evolve to keep their customers and be competitive.
The area of mobile communications has evolved in the last years and with the introduction of 3rd generation cellphones users can use features like video calls and mobile television. There are various bottlenecks in this kind of communication that introduce distortions to
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