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Alexander Graham Bell invented the first telephone
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Alexander improved his phone to send sound using light waves, this was the invention of the first wireless phone.
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AT&T started creating a device called the iconophone which could allow people to see each others faces in real time while communicating, but it failed to be sold enough.
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A transistor was created which merged a computer with a mobile telephone to create what we call smartphones today, these gained popularity fast and are used by around 2.5 billion people.
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This is a satellite organization that was established and they helped create reliable calling by using a satellite.
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This was when Japan invented a "generation" where they invented a commercial cellular network for telephones.
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In 1993 the first phones that could text were released to the public, which were created just a year before.
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You may think this is some element on the periodic table, but it is actually a company that sent 64 satellites into space and created the first handheld satellite phones that were much less large, these are what shaped today's smartphones.
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We have all heard of android, and android started in 2008 and became very popular.
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These are today's smartphones, the 4G generation is out and now you hear about phones like the Google Pixel 3, or the new Samsung Galaxy Note 9.
