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

Television became genial in incompetent experimental forms in the tardy 1920s, but it would nevertheless be several years since the other technology would be marketed to consumers. After World engagement II, an improved form of black-and-white TV broadcasting became well-liked in the united Kingdom and allied 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 additional developed countries. The availability of multiple 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 viewers to watch pre-recorded materialsuch as moviesat home upon their own times schedule. For many reasons, especially the convenience of proud retrieval, the storage of television and video programming now occurs upon the cloud (such as the video upon request serve by Netflix). At the stop of the first decade of the 2000s, digital television transmissions greatly increased in popularity. unorthodox evolve was the assume from standard-definition television (SDTV) (576i, taking into account 576 interlaced lines of total and 480i) to high-definition television (HDTV), which provides a unadulterated that is substantially higher. HDTV may be transmitted in various formats: 1080p, 1080i and 720p. in the past 2010, next the invention of intellectual television, Internet television has increased the availability of television programs and movies via the Internet through streaming video services such as Netflix, Amazon Video, iPlayer and Hulu.

In 2013, 79% of the world's households owned a television set. The replacement of before bulky, high-voltage cathode ray tube (CRT) screen displays considering compact, energy-efficient, flat-panel alternative technologies such as LCDs (both fluorescent-backlit and LED), OLED displays, and plasma displays was a hardware lawlessness that began bearing in mind 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 normal to be gradually replaced by OLEDs. Also, major manufacturers have announced that they will increasingly build intellectual TVs in the mid-2010s. smart TVs like integrated Internet and Web 2.0 functions became the dominant form of television by the tardy 2010s.

Television signals were initially distributed deserted as terrestrial television using high-powered radio-frequency transmitters to market 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 received to be completed worldwide by the tardy 2010s. A good enough television set is composed of combined internal electronic circuits, including a tuner for receiving and decoding announce signals. A visual display device which lacks a tuner is correctly called a video monitor rather than a television.

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