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A man talks on his mobile phone while standing near a conventional telephone box, which stands empty. Enabling technology for mobile phones was first developed in the 1940s but it was not until the mid-1980s that they became widely available.
This is an accepted version of this page This is the latest accepted revision, reviewed on 2 December 2024. Technical and legal issues surrounding the development of the modern telephone For broader coverage of this topic, see History of the telephone. Replica of Antonio Meucci's telettrofono Reis's telephone The invention of the telephone was the culmination of work done by more than one ...
Alexander Graham Bell (/ ˈ ɡ r eɪ. ə m /, born Alexander Bell; March 3, 1847 – August 2, 1922) [4] was a Scottish-born [N 1] Canadian-American inventor, scientist, and engineer who is credited with patenting the first practical telephone.
Fig 7 Le Telephone by T du Moncel Paris 1880 (Large) A tin can phone is a type of acoustic (non-electrical) speech-transmitting device made up of two tin cans, paper cups or similarly shaped items attached to either end of a taut string or wire.
The Mobira Cityman 150, Nokia's NMT-900 mobile phone from 1989 (left), compared to the dual-band GSM Nokia 1100 phone from 2003. [1]NMT (Nordic Mobile Telephony) is an automatic cellular phone system specified by Nordic telecommunications administrations and opened for service on 1 October 1981.
The name "Nokia" is derived from the town of Nokia, Finland and the nearby Nokianvirta River, which was located next to the company’s original factory. The commercial entities that preceded the modern-day Nokia company included Nokia Ab (Nokia company); Suomen Gummitehdas Oy (Finnish Rubber Works Ltd); and Suomen Kaapelitehdas Oy (Finnish Cable Works Ltd).
Candlestick telephone models were produced by many manufacturers. The main producers of these telephones were Western Electric (a unit of AT&T), Automatic Electric Co. (later acquired by GTE), Kellogg Switchboard & Supply Company and Stromberg-Carlson.
Information and communications technology (ICT) is an extensional term for information technology (IT) that stresses the role of unified communications [1] and the integration of telecommunications (telephone lines and wireless signals) and computers, as well as necessary enterprise software, middleware, storage and audiovisual, that enable users to access, store, transmit, understand and ...