Telecommunication is the transmission of information from one point to another considered the distance is long or it may be short. In the ancient days human being used different elements like smoke, horns, beacons, signal flags, optical heliographs to communicate with each other and send signals. Now in modern days electric signals are used and the new era of microwave communication is started. The first breakthrough was the invention and successful use of telegraph in 1830.
A revolution in the wireless telecommunication began in the first decade of the 20th century. Telecommunication plays an important role in world economy and the world wide telecommunication revenue hits $550.4 billion in 2010.
At the beginning of 2010 the Global Finance market was not steady. Even of so much financial uncertainty; the fact is telecommunication is a key sector where the growth was still unchanged. Telecommunication is a factor of social economic advancement like energy and water. The World Bank research found that the total GDP was 2.5 percent in 1990. Insight research also forecast that the telecommunication industry growth was 4.9% in 2009 and is going to be 5.6% in the year 2013.
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