Facsimile transmission systems pioneered methods of mechanically scanning graphics in the early 19th century. The Scottish inventor Alexander Bain introduced the facsimile machine between 1843 and 1846. The English … See more

Digital television (DTV) is the transmission of audio and video by digitally processed and multiplexed signal, in contrast to the totally analog and channel separated signals used by See more

Advent of digital television allowed innovations like smart TVs. A smart television, sometimes referred to as connected TV or … See more

Overview
Programming is broadcast by television stations, sometimes called "channels", as stations are licensed by their governments to broadcast only over assigned channels in the television band. At first, terrestrial broadcasting was … See more

In 1897 J. J. Thomson, an English physicist, in his three famous experiments was able to deflect cathode rays, a fundamental function of the … See more

The basic idea of using three monochrome images to produce a color image had been experimented with almost as soon as black-and-white televisions had first been built. Older televisions have the RGB (red–blue–green) color scheme, while modern … See more

Stereoscopic 3D television was demonstrated for the first time on August 10, 1928, by John Logie Baird in his company's premises at 133 Long Acre, London. Baird … See more