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Television (TV), sometimes abbreviated to tele or telly, is a telecommunication medium used for transmitting moving images in monochrome (black and white), or in color, and in two or three dimensions and sound. The term can take in hand to a television set, a television show, or the medium of television transmission. Television is a growth medium for advertising, entertainment, news, and sports.

Television became simple in substandard experimental forms in the late 1920s, but it would yet be several years since the further technology would be marketed to consumers. After World warfare II, an greater than before form of black-and-white TV broadcasting became well-liked in the united Kingdom and associated States, and television sets became commonplace in homes, businesses, and institutions. During the 1950s, television was the primary medium for influencing public opinion. In the mid-1960s, color broadcasting was introduced in the US and most supplementary developed countries. The availability of combination types of archival storage media such as Betamax and VHS tapes, high-capacity difficult disk drives, DVDs, flash drives, high-definition Blu-ray Discs, and cloud digital video recorders has enabled listeners to watch pre-recorded materialsuch as moviesat home upon their own grow old schedule. For many reasons, especially the ease of use of unfriendly retrieval, the storage of television and video programming now occurs upon the cloud (such as the video upon demand support by Netflix). At the end of the first decade of the 2000s, digital television transmissions greatly increased in popularity. option momentum was the pretend to have from standard-definition television (SDTV) (576i, like 576 interlaced lines of fixed idea and 480i) to high-definition television (HDTV), which provides a solution that is substantially higher. HDTV may be transmitted in various formats: 1080p, 1080i and 720p. in the past 2010, later than the invention of intellectual television, Internet television has increased the availability of television programs and movies via the Internet through streaming video facilities such as Netflix, Amazon Video, iPlayer and Hulu.

In 2013, 79% of the world's households owned a television set. The replacement of ahead of time bulky, high-voltage cathode ray tube (CRT) screen displays as soon as compact, energy-efficient, flat-panel swap technologies such as LCDs (both fluorescent-backlit and LED), OLED displays, and plasma displays was a hardware rebellion that began later than computer monitors in the late 1990s. Most TV sets sold in the 2000s were flat-panel, mainly LEDs. Major manufacturers announced the discontinuation of CRT, DLP, plasma, and even fluorescent-backlit LCDs by the mid-2010s. In the near future, LEDs are expected to be gradually replaced by OLEDs. Also, major manufacturers have announced that they will increasingly fabricate smart TVs in the mid-2010s. smart TVs taking into consideration integrated Internet and Web 2.0 functions became the dominant form of television by the tardy 2010s.

Television signals were initially distributed lonesome as terrestrial television using high-powered radio-frequency transmitters to announce the signal to individual television receivers. Alternatively television signals are distributed by coaxial cable or optical fiber, satellite systems and, back the 2000s via the Internet. Until the ahead of time 2000s, these were transmitted as analog signals, but a transition to digital television is usual to be completed worldwide by the late 2010s. A up to standard television set is composed of combined internal electronic circuits, including a tuner for receiving and decoding broadcast signals. A visual display device which lacks a tuner is correctly called a video monitor rather than a television.

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