IntroductionWireless communication is one of the oldest forms of telecommunication This type of communication does non require cables or wires for people to communicate , as it intentions vagabond signals like just like what radios televisions , or microwave use . A lot of basic research - especially concerning piano tuner propagation channels - was done for entertainment broadcasting . By the late 1930s , a wide ne devilrk of radio set information transmission - through unidirectional - was in position (Molisch , 2005 br.4 . Nowadays , wireless communication is considered as the most known technological advancement in the world . People argon able to send and receive voice and data go over the air without the need for wires which can limit their granting immunity and their ability to move around . During the 1990s , people in some countries were giving out signals on their own .
In the 20th century , wireless technology promised a more(prenominal) modern communication for the peopleIn the beginning , there were only dickens types of networks macrocosm used and all the others were gradual development from these two . The first type of network is the Wide range net (WAN , which is used to cover large distances . This is the type of network that is being used by telecommunication companies . It also offers services much(prenominal) as data or voice for the customers . Wide subject Network is sometimes divided further into subgroups . Among these subgroups , Metropolitan Area Network (MAN is the most important network because it covers a urban center or a particular area that is only a few kilometers since it has...If you want to get a full essay, purchase order it on our website:
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