This coming April 3 cellphone turns 42 years of allowing people from around the world together.
The electronics engineer Martin Cooper made the first cell phone call the world’s April 3, 1973 in full Sixth Avenue in New York.
With the help of a mobile phone almost half a kilo and weight and a battery of only 20 minutes, Cooper, an engineer at the time of Motorola, called her his biggest rival in the sector, Joel Engel of Bell Labs AT & amp; T.
Years later, Motorola introduced the first mobile market, the DynaTAC 8000x, known as the “partition”.
Since then, the field of mobile telephony has grown exponentially. Several companies like Nokia, Samsung, Apple, LG, among others, have made improvements, developed patents and improved models to be placed in the taste of the users.
A big change came with the launch of Apple’s iPhone in 2007, which represented a breakthrough in mobile telephony.
Today, smartphones are a key piece of telecommunications and the development of the media.
Source: Image / cna Photo: File
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