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Showing posts from February, 2014

Mobile telephony explained

With the invention and expansion of mobile telephony, mobile devices such as smartphones and tablets offer more than just making calls, it has become quite usual to surf the internet, make video calls and download photos, music and videos and so much more. People want to use their devices anywhere and everywhere. From the user with the simplest ‘mulika mwizi’ to the one with the most sophisticated of gadgets, a voice call; the mustard seed of cellular services can be made. To many the transmission path of mobile communications appears as a rather simple radio signal transmission from one mobile equipment to another. In reality however, speech and data will pass through a number of intermediate stations before reaching the called party. The transmission path of mobile communications spans the distance from the mobile phone to the base station of the radio cell in which the caller is located. From there, the information must be transmitted, at times over great distances, to the ra