Mobile Phone celebrates his 40 years

Born 3 April 1973 the first mobile phone. A beautiful baby Motorola over a kilo. Forty years later, more than three quarters of people in the world have them.
It now seems to be part of our daily lives. Not a day goes by that we are challenged by his ring or apostrophized by one of its alarms
...And yet, the mobile phone has just forty years in this Wednesday, April 3. It is now end, touch and multitasking, the phone first, he weighed no less than a kilo.


And placed an autonomy of only twenty minutes. It was a Motorola DynaTAC.

The first call from this laptop was passed April 3, 1973 on Sixth Avenue in New York. Is an engineer at Motorola, Martin Cooper, who used to taunt the DynaTAC one of its direct competitors, the engineer Joe Engel, a member of Bell Labs (now part of the Alcatel-Lucent).

Martin Cooper and his team were honored earlier this year with the Draper Prize, awarded by the National Academy of Engineering of the United States. An award which recognizes a team with œuvrée for technological advancement that has contributed to improving the well-being and freedom of mankind.

Currently, three out of four people are equipped with a laptop in the world according to a World Bank report published July 1, 2012. And that's not all: the number of subscriptions is estimated at more than six billion.