Engineer Martin Cooper. Author: AFP

The first public call from a cell phone was made with a Motorola Dyna TAC 8000X exactly 50 years ago, on April 3, 1973, when its creator, engineer Martin Cooper, called on the 6th. Avenue between 53rd and 54th Streets in New York City to archrival Joel Engel, chief scientist at Bell Laboratories, the engineering division of AT&T, one of the largest US telephone companies. The so-called “shoe” phone, which weighed two and a half pounds, sparked a communications revolution that continues to shape the future and transform human life every day; Although only in 1983 were cell phonesaccessible to the public. The era of smartphones began in 2007, and hundreds of millions of people use them today. Smartphones of the future 6G strive to have capacity3D, cameras on the screen and maybe even a cameraBody color change with LED backlight. Smartphones may one day become greener.

Source: Juventud Rebelde