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The first telephone was invented by Alexander Graham Bell, a Scottish inventor and engineer. The first phone call was made was between Graham Bell and his assistant, Thomas Watson
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A motorola engineer, Martin Cooper, called an opponent telecommunications to notify that he was speaking via a cell phone. The phone took 10 hours to charge and 30 minutes to talk.
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The Mobira Cityman 900 was one of the first compact phones compared to earlier model. it weighed approximately 800g
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SMS (short message service) was first time ever sent in the world, from the UK by Neil Papworth, a 22 year old British engineer. Sent the 1st text message via vodafones UK network to an orbitel 901 mobile phone. The message said, "Merry christmas.
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The first pre-commercial network with the next generation, 3G, was introduced by DoCoMo, in japan. it was initially branded frontier of mobile multimedia access. (FOMA0
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It was sold over 130 million phones and it is the best selling clamshell handset in history. They were first developed in July 2003 buy then released in the market in the third quarter of 2004
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"It was a Multi-touch device that had it own operating system, iphone OS. Bringing back the PDS roots of the Newto and the Itunes from the ROCKER, it was a game changer in the cell phone market"
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at this time, 4G trial was on trial and it removed the circuit switch insted employing an all-IP network, which got rid of the disadvantages of the 3G network.
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It is predicted that smartphone will dominate human's lives and its technology keeps changing every minute with the war between smartphone companies, and smartphone is the biggest invention in technoloogy
