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The telephone played a major communications role in American history from the 1876 publication of its first patent by Alexander Graham Bell onward. In the 20th century the American Telephone and Telegraph Company (AT&T) dominated the telecommunication market as the at times largest company in the world, until it was broken up in 1982 and replaced by a system of competitors.
The master telephone patent granted to Bell, 174465, March 7, 1876. The modern telephone is the result of the work of many people. [10] Alexander Graham Bell was, however, the first to patent the telephone, as an "apparatus for transmitting vocal or other sounds telegraphically".
In the 1870s, the company faced increased competition from newly formed rival telegraphy conglomerate Atlantic and Pacific Telegraph Company and from the nascent telephony industry led by the Bell Telephone Company. Western Union instead attempted to launch a rival telephony system before settling a patent lawsuit with Bell and leaving the ...
A telephone network is a telecommunications network that connects telephones, which allows telephone calls between two or more parties, as well as newer features such as fax and internet. The idea was revolutionized in the 1920s, as more and more people purchased telephones and used them to communicate news, ideas, and personal information. [1]
The development of transistor technology and the semiconductor industry enabled significant advances in telecommunication technology, led to the price of telecommunications services declining significantly, and led to a transition away from state-owned narrowband circuit-switched networks to private broadband packet-switched networks. In turn ...
This was followed by the 1968 Carterfone decision that allowed third-party equipment to be connected to the AT&T telephone network. The rise of cheap microwave communications equipment in the 1960s and 1970s opened a window of opportunity for competitors — no longer was the acquisition of expensive rights-of-way necessary for the construction ...
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20 March 1880: National Bell Telephone merges with others to form the American Bell Telephone Company. 1 April 1880: world's first wireless telephone call on Bell and Tainter's photophone (distant precursor to fiber-optic communications) from the Franklin School in Washington, D.C. to the window of Bell's laboratory, 213 meters away. [20] [21]