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Pantelegraph
an early form of facsimile machine transmitting over normal telegraph lines developed by Giovanni Caselli, used commercially in the 1860s, that was the first such device to enter practical service, It could transmit handwriting, signatures, or drawings. -
First T.v
The invention of the television was the work of many individuals in the late 19th century and early 20th century. Individuals and corporations competed in various parts of the world to deliver a device that superseded previous technology. Many were compelled to capitalize on the invention and make profit, while some wanted to change the world through visual and audio communication technology. -
First Color Television
In late 1953, the FCC adopted the RCA compatible system, commonly referred to as the NTSC system. The first color television sets for this system were sold in 1954. They used a 15 inch screen. Later that year, 19 inch sets were made, and by 1955 all sets were made with a 21 inch picture tube. -
Cable
John Walson. John Walson Sr. (1915–1993), from Mahanoy City, Pennsylvania, is recognized by the U.S. Congress and the National Cable Television Association as having invented cable TV in the spring of 1948. -
First smart tv
A smart TV, sometimes referred to as connected TV or hybrid TV, is a television set with integrated Internet and interactive "Web 2.0" features. Smart TV is a technological convergence between computers and flatscreen television sets and set-top boxes. Besides the traditional functions of television sets and set-top boxes provided through traditional broadcasting media, these devices can also provide Internet TV.
