Telecommunication Early means of communicating over a distance included visual signals, such as beacons, smoke signals, semaphore telegraphs, signal flags, and optical heliographs. Other examples of pre-modern long-distance communication included audio messages such as coded drumbeats, lung-blown horns, and loud whistles. 20th- and 21st-century technologies for long-distance communication usually involve electrical and electromagnetic technologies, such as telegraph, telephone, and teleprinter, networks, radio, microwave transmission, fiber optics, and communications satellites. A revolution in wireless communication began in the first decade of the 20th century with the pioneering developments in radio communications by Guglielmo Marconi, who won the Nobel Prize in Physics in
Ivan Marconi Ivan Marconi Ivan Marconi (born 25 October 1989) is an Italian footballer who plays for Serie B club Cremonese. Born in Brescia, Lombardy, Marconi started his career with Internazionale. In 2006–07 season, he was awarded no.41 shirt of the first team as a member of Primavera team. In mid-2007, he was transferred to Lumezzane for free but loaned to Brescia on 31 August 2007. In the next season he was signed by Sampdoria youth team. Marconi received a call-up from the first team on 20 January 2009. In January 2009 he was sold to Gubbio from Lumezzane in co-ownership deal,