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Television (TV), sometimes reduced 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 lecture to to a television set, a television show, or the medium of television transmission. Television is a lump medium for advertising, entertainment, news, and sports.

Television became welcoming in crude experimental forms in the late 1920s, but it would nevertheless be several years in the past the other technology would be marketed to consumers. After World conflict II, an enlarged form of black-and-white TV broadcasting became popular 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 extra developed countries. The availability of merged types of archival storage media such as Betamax and VHS tapes, high-capacity hard disk drives, DVDs, flash drives, high-definition Blu-ray Discs, and cloud digital video recorders has enabled spectators to watch pre-recorded materialsuch as moviesat home on their own time schedule. For many reasons, especially the user-friendliness of proud retrieval, the storage of television and video programming now occurs on the cloud (such as the video upon demand support by Netflix). At the stop of the first decade of the 2000s, digital television transmissions greatly increased in popularity. choice innovation was the pretend to have from standard-definition television (SDTV) (576i, once 576 interlaced lines of unconditional and 480i) to high-definition television (HDTV), which provides a answer that is substantially higher. HDTV may be transmitted in various formats: 1080p, 1080i and 720p. in the past 2010, past the invention of smart 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 beforehand bulky, high-voltage cathode ray tube (CRT) screen displays subsequent to compact, energy-efficient, flat-panel substitute technologies such as LCDs (both fluorescent-backlit and LED), OLED displays, and plasma displays was a hardware revolution that began gone 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 standard to be gradually replaced by OLEDs. Also, major manufacturers have announced that they will increasingly develop intellectual TVs in the mid-2010s. smart TVs taking into account integrated Internet and Web 2.0 functions became the dominant form of television by the tardy 2010s.

Television signals were initially distributed only as terrestrial television using high-powered radio-frequency transmitters to make public the signal to individual television receivers. Alternatively television signals are distributed by coaxial cable or optical fiber, satellite systems and, since the 2000s via the Internet. Until the prematurely 2000s, these were transmitted as analog signals, but a transition to digital television is time-honored to be completed worldwide by the tardy 2010s. A normal television set is composed of combination internal electronic circuits, including a tuner for receiving and decoding promote signals. A visual display device which lacks a tuner is correctly called a video monitor rather than a television.

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