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Video

Index Video

Video is an electronic medium for the recording, copying, playback, broadcasting, and display of moving visual media. [1]

245 relations: Academy ratio, Active shutter 3D system, Ampex, Analog signal, Analog television, Argentina, Asia, Aspect ratio, Aspect ratio (image), ATSC standards, AVCHD, Avco, Bandicam, Bandwidth (signal processing), BBC, Betacam, Betamax, Blu-ray, Brazil, Broadcasting, Cable television, Canada, Capacitance Electronic Disc, Cartrivision, Cathode ray tube, Cave automatic virtual environment, CCIR System A, CCIR System B, CCIR System G, CCIR System H, CCIR System I, CCIR System M, Central Africa, Charles Ginsburg, China Blue High-definition Disc, Chroma subsampling, Chrominance, Closed-circuit television, Color depth, Color model, Color space, Color television, Compact Video Cassette, Component video, Composite video, Computer display standard, Computer file, Consumer, Copying, D-1 (Sony), ..., D-2 (video), D-3 (video), D-Terminal, D-VHS, D5 HD, D6 HDTV VTR, Data storage, Deinterlacing, Digital broadcasting, Digital cinematography, Digital data, Digital intermediate, Digital multimedia broadcasting, Digital television, Digital television transition, Digital video, Digital Video Broadcasting, Digital Visual Interface, Digital-S, Digital8, Display Data Channel, Display device, Display resolution, DisplayPort, DV, DVD, DVD Forum, Dynamic range, EIA standards, EIAJ-1, Electronics, Enhanced Versatile Disc, Europe, Field-sequential color system, File system, Film, Fisher-Price, Flat panel display, Frame rate, France, Fulldome, Funai, Gamut, Group of pictures, H.261, H.263, H.264/MPEG-4 AVC, HD DVD, HDCAM, HDMI, HDV, High Efficiency Video Coding, Image, Image compression, Index of video-related articles, Inter frame, Interactive video, Interlaced video, International Organization for Standardization, International Video Corporation, Intra-frame coding, ISDB, ISDB-T International, ITU-T, IVC videotape format, Japan, JVC, Kinescope, Kleiner Perkins Caufield & Byers, Korea, LaserDisc, LCD television, Legacy system, Line doubler, List of video connectors, Live television, Luma (video), Magnetic tape, Marconi Company, MCA Inc., Mechanical television, Media (communication), Mexico, MicroMV, Motion compensation, Motion JPEG, MPEG-1, MPEG-2, MPEG-4, Multiple sub-Nyquist sampling encoding, Multiplexed Analogue Components, NEC, NTSC, Oceania, Ogg, Optical disc, PAL, PAL-M, PALplus, Peak signal-to-noise ratio, Persistence of vision, Personal computer, Philips, Phone connector (audio), Phonovision, Pixel, Polarization (waves), Professional Disc, Professional video camera, Progressive scan, ProHD, PXL-2000, Quadruplex videotape, Radio broadcasting, Rec. 601, Recording format, Rectangle, Redundancy (information theory), Refresh rate, Robert Bosch GmbH, S-VHS, S-Video, Satellite television, Scan line, SCART, Screencast, SECAM, Serial digital interface, Smartphone, Snapchat, Society of Motion Picture and Television Engineers, Sony, Sony HDVS, Sound recording and reproduction, Soviet Union, Stereoscopy, Streaming media, Subjective video quality, Tapeless production, Technology, Teldec, Telecine, Telefunken, Television, Television Electronic Disc, Television show, Theora, Timecode, Toshiba, Type A videotape, Type B videotape, Type C videotape, U-matic, Uncompressed video, United States, Universal Media Disc, VC-1, Versatile Multilayer Disc, Vertical video, VGA connector, VHS, VHS-C, Video 2000, Video art, Video Cassette Recording, Video clip, Video codec, Video coding format, Video editing, Video feedback, Video file format, Video Graphics Array, Video High Density, Video production, Video projector, Video quality, Video sender, Video synthesizer, Video tape recorder, Videocassette recorder, Videography, Videotape, Videotelephony, Virtual reality, Vision Electronic Recording Apparatus, VP8, W-VHS, WebM, YCbCr, YDbDr, YIQ, YUV, 3D film, 480p, 8 mm video format. Expand index (195 more) »

Academy ratio

The Academy ratio of 1.375:1 (abbreviated as 1.37:1) is an aspect ratio of a frame of 35mm film when used with 4-perf pulldown.

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Active shutter 3D system

An active shutter 3D system (a.k.a. alternate frame sequencing, alternate image, AI, alternating field, field sequential or eclipse method) is a technique of displaying stereoscopic 3D images.

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Ampex

Ampex is an American electronics company founded in 1944 by Alexander M. Poniatoff.

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Analog signal

An analog signal is any continuous signal for which the time varying feature (variable) of the signal is a representation of some other time varying quantity, i.e., analogous to another time varying signal.

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Analog television

Analog television or analogue television is the original television technology that uses analog signals to transmit video and audio.

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Argentina

Argentina, officially the Argentine Republic (República Argentina), is a federal republic located mostly in the southern half of South America.

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Asia

Asia is Earth's largest and most populous continent, located primarily in the Eastern and Northern Hemispheres.

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Aspect ratio

The aspect ratio of a geometric shape is the ratio of its sizes in different dimensions.

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Aspect ratio (image)

The aspect ratio of an image describes the proportional relationship between its width and its height.

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ATSC standards

Advanced Television Systems Committee (ATSC) standards are a set of standards for digital television transmission over terrestrial, cable, and satellite networks.

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AVCHD

AVCHD (Advanced Video Coding High Definition) is a file-based format for the digital recording and playback of high-definition video.

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Avco

Avco Corporation is a subsidiary of Textron which operates Textron Systems Corporation and Lycoming.

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Bandicam

Bandicam is a screen capture and screen recording utility originally developed by Bandisoft and later by Bandicam Company that can take screenshots or record screen changes.

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Bandwidth (signal processing)

Bandwidth is the difference between the upper and lower frequencies in a continuous band of frequencies.

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BBC

The British Broadcasting Corporation (BBC) is a British public service broadcaster.

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Betacam

Betacam is a family of half-inch professional videocassette products developed by Sony in 1982.

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Betamax

Betamax (also called Beta, as in its logo) is a consumer-level analog-recording and cassette format of magnetic tape for video.

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Blu-ray

Blu-ray or Blu-ray Disc (BD) is a digital optical disc data storage format.

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Brazil

Brazil (Brasil), officially the Federative Republic of Brazil (República Federativa do Brasil), is the largest country in both South America and Latin America.

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Broadcasting

Broadcasting is the distribution of audio or video content to a dispersed audience via any electronic mass communications medium, but typically one using the electromagnetic spectrum (radio waves), in a one-to-many model.

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Cable television

Cable television is a system of delivering television programming to paying subscribers via radio frequency (RF) signals transmitted through coaxial cables, or in more recent systems, light pulses through fiber-optic cables.

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Canada

Canada is a country located in the northern part of North America.

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Capacitance Electronic Disc

The Capacitance Electronic Disc (CED) is an analog video disc playback system developed by RCA, in which video and audio could be played back on a TV set using a special needle and high-density groove system similar to phonograph records.

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Cartrivision

Cartrivision is an analog videocassette format introduced in 1972, and the first format to offer feature films for consumer rental.

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Cathode ray tube

The cathode ray tube (CRT) is a vacuum tube that contains one or more electron guns and a phosphorescent screen, and is used to display images.

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Cave automatic virtual environment

A cave automatic virtual environment (better known by the recursive acronym CAVE) is an immersive virtual reality environment where projectors are directed to between three and six of the walls of a room-sized cube.

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CCIR System A

CCIR System A was the 405 line analog broadcast television system broadcast in the UK and Ireland.

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CCIR System B

CCIR System B was the 625-line analog broadcast television system which at its peak was the system used in most countries.

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CCIR System G

CCIR System G is an analog broadcast television system used in many countries.

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CCIR System H

CCIR System H is an analog broadcast television system primarily used in Belgium, the Balkans and Malta on the UHF bands.

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CCIR System I

CCIR System I is an analog broadcast television system.

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CCIR System M

CCIR (or FCC) System M, sometimes called 525 line, is the analog broadcast television system used in the United States since July 1, 1941, and also in most of the Americas and Caribbean, South Korea, and Taiwan.

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Central Africa

Central Africa is the core region of the African continent which includes Burundi, the Central African Republic, Chad, the Democratic Republic of the Congo, and Rwanda.

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Charles Ginsburg

Charles Paulson Ginsburg (July 27, 1920 – April 9, 1992) was an engineer and the leader of a research team at Ampex which developed one of the first practical videotape recorders.

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China Blue High-definition Disc

China Blue High-Definition (CBHD;; alternatively "China High Definition DVD") is a high definition optical disc format announced in September 2007 by the Optical Memory National Engineering Research Center (OMNERC) of Tsinghua University in China.

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Chroma subsampling

Chroma subsampling is the practice of encoding images by implementing less resolution for chroma information than for luma information, taking advantage of the human visual system's lower acuity for color differences than for luminance.

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Chrominance

Chrominance (chroma or C for short) is the signal used in video systems to convey the color information of the picture, separately from the accompanying luma signal (or Y for short).

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Closed-circuit television

Closed-circuit television (CCTV), also known as video surveillance, is the use of video cameras to transmit a signal to a specific place, on a limited set of monitors.

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Color depth

Color depth or colour depth (see spelling differences), also known as bit depth, is either the number of bits used to indicate the color of a single pixel, in a bitmapped image or video frame buffer, or the number of bits used for each color component of a single pixel.

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Color model

A color model is an abstract mathematical model describing the way colors can be represented as tuples of numbers, typically as three or four values or color components.

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Color space

A color space is a specific organization of colors.

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Color television

Color/Colour television is a television transmission technology that includes information on the color of the picture, so the video image can be displayed in color on the television set.

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Compact Video Cassette

Compact Video Cassette (CVC) was one of the first analog recording videocassette formats to use a tape smaller than its earlier predecessors of VHS and Betamax, and was developed by Funai Electronics of Japan for portable use.

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Component video

Component video is a video signal that has been split into two or more component channels.

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Composite video

Composite video (one channel) is an analog video transmission (without audio) that carries standard definition video typically at 480i or 576i resolution.

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Computer display standard

Computer display standards are a combination of aspect ratio, display size, display resolution, color depth, and refresh rate.

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Computer file

A computer file is a computer resource for recording data discretely in a computer storage device.

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Consumer

A consumer is a person or organization that use economic services or commodities.

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Copying

Copying is the duplication of information or an artifact based only on an instance of that information or artifact, and not using the process that originally generated it.

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D-1 (Sony)

D-1 or 4:2:2 Component Digital is a SMPTE digital recording video standard, introduced in 1986 through efforts by SMPTE engineering committees.

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D-2 (video)

D-2 is a professional digital videocassette format created by Ampex and introduced at the 1988 NAB (National Association of Broadcasters) convention as a composite video alternative to the component video D-1 format.

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D-3 (video)

D-3 is an uncompressed composite digital video videocassette format invented at NHK, and introduced commercially by Panasonic in 1991 to compete with Ampex's D-2.

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D-Terminal

A D-Terminal or D-tanshi (D端子) is a type of analog video connector found on Japanese consumer electronics, typically HDTV, DVD, Blu-ray, D-VHS and HD DVD devices.

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D-VHS

D-VHS is a digital video recording format developed by JVC, in collaboration with Hitachi, Matsushita, and Philips.

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D5 HD

D-5 is a professional digital video format introduced by Panasonic in 1994.

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D6 HDTV VTR

D6 HDTV VTR is SMPTE videocassette standard.

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Data storage

Data storage is the recording (storing) of information (data) in a storage medium.

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Deinterlacing

Deinterlacing is the process of converting interlaced video, such as common analog television signals or 1080i format HDTV signals, into a non-interlaced form.

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Digital broadcasting

Digital broadcasting is the practice of using digital signals rather than analogue signals for broadcasting over radio frequency bands.

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Digital cinematography

Digital cinematography is the process of capturing (recording) a motion picture using digital image sensors rather than through film stock.

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Digital data

Digital data, in information theory and information systems, is the discrete, discontinuous representation of information or works.

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Digital intermediate

Digital intermediate (typically abbreviated to DI) is a motion picture finishing process which classically involves digitizing a motion picture and manipulating the color and other image characteristics.

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Digital multimedia broadcasting

Digital multimedia broadcasting (DMB) is a digital radio transmission technology developed in South Korea as part of the national IT project for sending multimedia such as TV, radio and datacasting to mobile devices such as mobile phones, laptops and GPS navigation systems.

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Digital television

Digital television (DTV) is the transmission of television signals, including the sound channel, using digital encoding, in contrast to the earlier television technology, analog television, in which the video and audio are carried by analog signals.

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Digital television transition

The digital television transition, also called the digital switchover, the analog switch-off (ASO), or the analog shutdown, is the process in which older analog television broadcasting is converted to and replaced by digital television.

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Digital video

Digital video is an electronic representation of moving visual images (video) in the form of encoded digital data.

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Digital Video Broadcasting

Digital Video Broadcasting (DVB) is a set of internationally open standards for digital television.

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Digital Visual Interface

Digital Visual Interface (DVI) is a video display interface developed by the Digital Display Working Group (DDWG).

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Digital-S

D-9 or Digital-S as it was originally known, is a professional digital video videocassette format created by JVC in 1995.

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Digital8

Digital8 (or Di8) is an obsolete consumer digital recording videocassette for camcorders based on the 8 mm video format developed by Sony, and introduced in 1999.

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Display Data Channel

The Display Data Channel, or DDC, is a collection of protocols for digital communication between a computer display and a graphics adapter that enable the display to communicate its supported display modes to the adapter and that enable the computer host to adjust monitor parameters, such as brightness and contrast.

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Display device

A display device is an output device for presentation of information in visual or tactile form (the latter used for example in tactile electronic displays for blind people).

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Display resolution

The display resolution or display modes of a digital television, computer monitor or display device is the number of distinct pixels in each dimension that can be displayed.

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DisplayPort

DisplayPort (DP) is a digital display interface developed by a consortium of PC and chip manufacturers and standardized by the Video Electronics Standards Association (VESA).

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DV

DV is a format for storing digital video.

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DVD

DVD (an abbreviation of "digital video disc" or "digital versatile disc") is a digital optical disc storage format invented and developed by Philips and Sony in 1995.

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DVD Forum

The DVD Forum is an international organization composed of hardware, software, media and production companies that use and develop the DVD and formerly HD DVD formats.

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Dynamic range

Dynamic range, abbreviated DR, DNR, or DYR is the ratio between the largest and smallest values that a certain quantity can assume.

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EIA standards

Here is a list of Electronic Industries Alliance (EIA) Standards.

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EIAJ-1

EIAJ-1 was a standard for video tape recorders (VTRs) developed by the Electronic Industries Association of Japan with the cooperation and assistance of several Japanese electronics manufacturers in 1969.

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Electronics

Electronics is the discipline dealing with the development and application of devices and systems involving the flow of electrons in a vacuum, in gaseous media, and in semiconductors.

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Enhanced Versatile Disc

The enhanced versatile disc (EVD) is an optical-medium-based digital audio/video format, developed by Beijing E-World (a multi-company partnership including SVA, Shinco, Xiaxin, Yuxing, Skyworth, Nintaus, Malata, Changhong, and BBK), as a rival to the DVD to avoid the high royalty costs associated with the DVD format.

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Europe

Europe is a continent located entirely in the Northern Hemisphere and mostly in the Eastern Hemisphere.

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Field-sequential color system

A field-sequential color system is a color television system in which the primary color information is transmitted in successive images, and which relies on the human vision system to fuse the successive images into a color picture.

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File system

In computing, a file system or filesystem controls how data is stored and retrieved.

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Film

A film, also called a movie, motion picture, moving pícture, theatrical film, or photoplay, is a series of still images that, when shown on a screen, create the illusion of moving images.

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Fisher-Price

Fisher-Price is an American company that produces educational toys for children and infants, headquartered in East Aurora, New York.

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Flat panel display

Flat-panel displays are electronic viewing technologies used to enable people to see content (still images, moving images, text, or other visual material) in a range of entertainment, consumer electronics, personal computer, and mobile devices, and many types of medical, transportation and industrial equipment.

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Frame rate

Frame rate (expressed in or fps) is the frequency (rate) at which consecutive images called frames appear on a display.

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France

France, officially the French Republic (République française), is a sovereign state whose territory consists of metropolitan France in Western Europe, as well as several overseas regions and territories.

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Fulldome

Fulldome refers to immersive dome-based video projection environments.

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Funai

is a Japanese consumer electronics company headquartered in Daitō, Osaka, Japan.

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Gamut

In color reproduction, including computer graphics and photography, the gamut, or color gamut, is a certain complete subset of colors.

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Group of pictures

In video coding, a group of pictures, or GOP structure, specifies the order in which intra- and inter-frames are arranged.

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H.261

H.261 is an ITU-T video compression standard, first ratified in November 1988.

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H.263

H.263 is a video compression standard originally designed as a low-bit-rate compressed format for videoconferencing.

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H.264/MPEG-4 AVC

H.264 or MPEG-4 Part 10, Advanced Video Coding (MPEG-4 AVC) is a block-oriented motion-compensation-based video compression standard.

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HD DVD

HD DVD (short for High Definition Digital Versatile Disc) is a discontinued high-density optical disc format for storing data and playback of high-definition video.

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HDCAM

HDCAM, introduced in 1997, is a high-definition video digital recording videocassette version of digital Betacam, using an 8-bit discrete cosine transform (DCT) compressed 3:1:1 recording, in 1080i-compatible down-sampled resolution of 1440×1080, and adding 24p and 23.976 progressive segmented frame (PsF) modes to later models.

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HDMI

HDMI (High-Definition Multimedia Interface) is a proprietary audio/video interface for transmitting uncompressed video data and compressed or uncompressed digital audio data from an HDMI-compliant source device, such as a display controller, to a compatible computer monitor, video projector, digital television, or digital audio device.

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HDV

HDV is a format for recording of high-definition video on DV cassette tape.

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High Efficiency Video Coding

High Efficiency Video Coding (HEVC), also known as H.265 and MPEG-H Part 2, is a video compression standard, one of several potential successors to the widely used AVC (H.264 or MPEG-4 Part 10).

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Image

An image (from imago) is an artifact that depicts visual perception, for example, a photo or a two-dimensional picture, that has a similar appearance to some subject—usually a physical object or a person, thus providing a depiction of it.

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Image compression

Image compression is a type of data compression applied to digital images, to reduce their cost for storage or transmission.

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Index of video-related articles

The following is a list of video-related topics.

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Inter frame

An inter frame is a frame in a video compression stream which is expressed in terms of one or more neighboring frames.

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Interactive video

The term interactive video usually refers to a technique used to blend interaction and linear film or video.

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Interlaced video

Interlaced video is a technique for doubling the perceived frame rate of a video display without consuming extra bandwidth.

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International Organization for Standardization

The International Organization for Standardization (ISO) is an international standard-setting body composed of representatives from various national standards organizations.

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International Video Corporation

International Video Corporation, or IVC, was a California company that manufactured several models of low to middle-end videotape recorders, or VTRs, for industrial and professional use.

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Intra-frame coding

Intra-frame coding is used in video coding (compression).

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ISDB

The Integrated Services Digital Broadcasting (ISDB) (Japanese:, Tōgō dejitaru hōsō sābisu) is a Japanese standard for digital television (DTV) and digital radio used by the country's radio and television networks.

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ISDB-T International

ISDB-T International, ISDB-Tb or SBTVD, short for Sistema Brasileiro de Televisão Digital (Brazilian Digital Television System), is a technical standard for digital television broadcast used in Brazil, Botswana, Peru, Argentina, Chile, Honduras, Venezuela, Ecuador, Costa Rica, Paraguay, Philippines, Bolivia, Nicaragua, El Salvador and Uruguay, based on the Japanese ISDB-T standard.

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ITU-T

The ITU Telecommunication Standardization Sector (ITU-T) is one of the three sectors (divisions or units) of the International Telecommunication Union (ITU); it coordinates standards for telecommunications.

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IVC videotape format

IVC 2 inch Helical scan was a high-end broadcast quality helical scan analog recording VTR format developed by International Video Corporation (IVC), and introduced in 1975.

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Japan

Japan (日本; Nippon or Nihon; formally 日本国 or Nihon-koku, lit. "State of Japan") is a sovereign island country in East Asia.

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JVC

,, usually referred to as JVC or The Japan Victor Company, is a Japanese international professional and consumer electronics corporation based in Yokohama.

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Kinescope

Kinescope, shortened to kine, also known as telerecording in Britain, is a recording of a television program on motion picture film, directly through a lens focused on the screen of a video monitor.

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Kleiner Perkins Caufield & Byers

Kleiner Perkins Caufield & Byers (KPCB) is an American venture capital firm headquartered on Sand Hill Road in Menlo Park in Silicon Valley.

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Korea

Korea is a region in East Asia; since 1945 it has been divided into two distinctive sovereign states: North Korea and South Korea.

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LaserDisc

LaserDisc (abbreviated as LD) is a home video format and the first commercial optical disc storage medium, initially licensed, sold and marketed as MCA DiscoVision in the United States in 1978.

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LCD television

Liquid-crystal-display televisions (LCD TV) are television sets that use liquid-crystal displays to produce images.

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Legacy system

In computing, a legacy system is an old method, technology, computer system, or application program, "of, relating to, or being a previous or outdated computer system." Often a pejorative term, referencing a system as "legacy" means that it paved the way for the standards that would follow it.

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Line doubler

A line doubler is a device used to deinterlace video signals prior to display.

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List of video connectors

This is a list of physical RF and video connectors and related video signal standards.

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Live television

Live television is a television production broadcast in real-time, as events happen, in the present.

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Luma (video)

In video, luma represents the brightness in an image (the "black-and-white" or achromatic portion of the image).

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Magnetic tape

Magnetic tape is a medium for magnetic recording, made of a thin, magnetizable coating on a long, narrow strip of plastic film.

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Marconi Company

The Marconi Company was a British telecommunications and engineering company that did business under that name from 1963 to 1987.

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MCA Inc.

MCA Inc.

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Mechanical television

Mechanical television or mechanical scan television is a television system that relies on a mechanical scanning device, such as a rotating disk with holes in it or a rotating mirror, to scan the scene and generate the video signal, and a similar mechanical device at the receiver to display the picture.

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Media (communication)

Media are the collective communication outlets or tools used to store and deliver information or data.

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Mexico

Mexico (México; Mēxihco), officially called the United Mexican States (Estados Unidos Mexicanos) is a federal republic in the southern portion of North America.

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MicroMV

MicroMV is a proprietary videotape format introduced in October 2001 by Sony.

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Motion compensation

Motion compensation is an algorithmic technique used to predict a frame in a video, given the previous and/or future frames by accounting for motion of the camera and/or objects in the video.

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Motion JPEG

In multimedia, Motion JPEG (M-JPEG or MJPEG) is a video compression format in which each video frame or interlaced field of a digital video sequence is compressed separately as a JPEG image.

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MPEG-1

MPEG-1 is a standard for lossy compression of video and audio.

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MPEG-2

MPEG-2 (a.k.a. H.222/H.262 as defined by the ITU) is a standard for "the generic coding of moving pictures and associated audio information".

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MPEG-4

MPEG-4 is a method of defining compression of audio and visual (AV) digital data.

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Multiple sub-Nyquist sampling encoding

MUSE (Multiple sub-Nyquist sampling encoding), was a dot-interlaced digital video compression system that used analog modulation for transmission to deliver 1125-line high definition video signals to the home.

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Multiplexed Analogue Components

Multiplexed analogue components (MAC) was a satellite television transmission standard, originally proposed for use on a Europe-wide terrestrial HDTV system, although it was never used terrestrially.

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NEC

is a Japanese multinational provider of information technology (IT) services and products, headquartered in Minato, Tokyo, Japan.

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NTSC

NTSC, named after the National Television System Committee,National Television System Committee (1951–1953),, 17 v. illus., diagrs., tables.

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Oceania

Oceania is a geographic region comprising Melanesia, Micronesia, Polynesia and Australasia.

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Ogg

Ogg is a free, open container format maintained by the Xiph.Org Foundation.

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Optical disc

In computing and optical disc recording technologies, an optical disc (OD) is a flat, usually circular disc which encodes binary data (bits) in the form of pits (binary value of 0 or off, due to lack of reflection when read) and lands (binary value of 1 or on, due to a reflection when read) on a special material (often aluminium) on one of its flat surfaces.

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PAL

Phase Alternating Line (PAL) is a color encoding system for analogue television used in broadcast television systems in most countries broadcasting at 625-line / 50 field (25 frame) per second (576i).

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PAL-M

PAL-M is the analog TV system used in Brazil since February 19, 1972.

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PALplus

PALplus (or PAL+) is an analogue television broadcasting system aimed to improve and enhance the PAL format while remaining compatible with existing television receivers.

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Peak signal-to-noise ratio

Peak signal-to-noise ratio, often abbreviated PSNR, is an engineering term for the ratio between the maximum possible power of a signal and the power of corrupting noise that affects the fidelity of its representation.

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Persistence of vision

Persistence of vision refers to the optical illusion that occurs when visual perception of an object does not cease for some time after the rays of light proceeding from it have ceased to enter the eye.

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Personal computer

A personal computer (PC) is a multi-purpose computer whose size, capabilities, and price make it feasible for individual use.

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Philips

Koninklijke Philips N.V. (Philips, stylized as PHILIPS) is a Dutch multinational technology company headquartered in Amsterdam currently focused in the area of healthcare.

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Phone connector (audio)

A phone connector, also known as phone jack, audio jack, headphone jack or jack plug, is a family of electrical connectors typically used for analog audio signals.

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Phonovision

Phonovision is a proof of concept format and experiment for recording a mechanical television signal on gramophone records.

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Pixel

In digital imaging, a pixel, pel, dots, or picture element is a physical point in a raster image, or the smallest addressable element in an all points addressable display device; so it is the smallest controllable element of a picture represented on the screen.

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Polarization (waves)

Polarization (also polarisation) is a property applying to transverse waves that specifies the geometrical orientation of the oscillations.

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Professional Disc

Professional Disc (PFD) is a digital recording optical disc format introduced by Sony in 2003 primarily for XDCAM, its new tapeless camcorder system.

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Professional video camera

A professional video camera (often called a television camera even though the use has spread beyond television) is a high-end device for creating electronic moving images (as opposed to a movie camera, that earlier recorded the images on film).

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Progressive scan

Progressive scanning (alternatively referred to as noninterlaced scanning) is a way of displaying, storing, or transmitting moving images in which all the lines of each frame are drawn in sequence.

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ProHD

ProHD is a name used by JVC for its MPEG-2-based professional camcorders.

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PXL-2000

The PXL-2000 (also known as Fisher-Price PXL2000, Fisher-Price PixelVision, Sanwa Sanpix1000, KiddieCorder, and Georgia) is a toy black-and-white camcorder produced in 1987 that uses a compact audio cassette as its recording medium.

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Quadruplex videotape

2-inch quadruplex video tape (also called 2″ quad, or just quad, for short) was the first practical and commercially successful analog recording video tape format.

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Radio broadcasting

Radio broadcasting is transmission by radio waves intended to reach a wide audience.

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Rec. 601

ITU-R Recommendation BT.601, more commonly known by the abbreviations Rec.

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Recording format

A recording format is a format for encoding data for storage on a storage medium.

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Rectangle

In Euclidean plane geometry, a rectangle is a quadrilateral with four right angles.

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Redundancy (information theory)

In Information theory, redundancy measures the fractional difference between the entropy of an ensemble, and its maximum possible value \log(|\mathcal_X|).

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Refresh rate

The refresh rate (most commonly the "vertical refresh rate", "vertical scan rate" for cathode ray tubes) is the number of times in a second that a display hardware updates its buffer.

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Robert Bosch GmbH

Robert Bosch GmbH, or Bosch, is a German multinational engineering and electronics company headquartered in Gerlingen, near Stuttgart, Germany.

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S-VHS

, the common initialism for Super VHS, is an improved version of the VHS standard for consumer-level video recording.

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S-Video

S-Video (also known as separate video and Y/C) is a signaling standard for standard definition video, typically 480i or 576i.

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Satellite television

Satellite television is a service that delivers television programming to viewers by relaying it from a communications satellite orbiting the Earth directly to the viewer's location.

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Scan line

A scan line (also scanline) is one line, or row, in a raster scanning pattern, such as a line of video on a cathode ray tube (CRT) display of a television set or computer monitor.

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SCART

SCART (from Syndicat des Constructeurs d'Appareils Radiorécepteurs et Téléviseurs, "Radio and Television Receiver Manufacturers' Association") is a French-originated standard and associated 21-pin connector for connecting audio-visual (AV) equipment.

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Screencast

A screencast is a digital recording of computer screen output, also known as a video screen capture, often containing audio narration.

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SECAM

SECAM, also written SÉCAM (Séquentiel couleur à mémoire, French for "Sequential colour with memory"), is an analogue color television system first used in France.

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Serial digital interface

Serial digital interface (SDI) is a family of digital video interfaces first standardized by SMPTE (The Society of Motion Picture and Television Engineers) in 1989.

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Smartphone

A smartphone is a handheld personal computer with a mobile operating system and an integrated mobile broadband cellular network connection for voice, SMS, and Internet data communication; most, if not all, smartphones also support Wi-Fi.

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Snapchat

Snapchat is a multimedia messaging app used globally, created by Evan Spiegel, Bobby Murphy, and Reggie Brown, former students at Stanford University, and developed by Snap Inc., originally Snapchat Inc.

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Society of Motion Picture and Television Engineers

The Society of Motion Picture and Television Engineers (SMPTE) (rarely), founded in 1916 as the Society of Motion Picture Engineers or SMPE, is a global professional association, of engineers, technologists, and executives working in the media and entertainment industry.

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Sony

is a Japanese multinational conglomerate corporation headquartered in Kōnan, Minato, Tokyo.

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Sony HDVS

Sony HDVS is a range of high-definition video equipment developed in the 1980s to support an early analog high-definition television system thought to be the broadcast television systems that would be in use today.

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Sound recording and reproduction

Sound recording and reproduction is an electrical, mechanical, electronic, or digital inscription and re-creation of sound waves, such as spoken voice, singing, instrumental music, or sound effects.

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Soviet Union

The Soviet Union, officially the Union of Soviet Socialist Republics (USSR) was a socialist state in Eurasia that existed from 1922 to 1991.

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Stereoscopy

Stereoscopy (also called stereoscopics, or stereo imaging) is a technique for creating or enhancing the illusion of depth in an image by means of stereopsis for binocular vision.

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Streaming media

Streaming media is multimedia that is constantly received by and presented to an end-user while being delivered by a provider.

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Subjective video quality

Subjective video quality is video quality as experienced by humans.

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Tapeless production

In the field of professional broadcasting, an end-to-end workflow (from ingest to playout) is called tapeless when part, or all of it, is made without any use of audio tape recorders or videotape machines; video and audio sources being ingested, recorded, edited and played out entirely on digital video systems.

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Technology

Technology ("science of craft", from Greek τέχνη, techne, "art, skill, cunning of hand"; and -λογία, -logia) is first robustly defined by Jacob Bigelow in 1829 as: "...principles, processes, and nomenclatures of the more conspicuous arts, particularly those which involve applications of science, and which may be considered useful, by promoting the benefit of society, together with the emolument of those who pursue them".

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Teldec

Teldec (Telefunken-Decca Schallplatten GmbH) is a German record label in Hamburg, Germany.

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Telecine

Telecine is the process of transferring motion picture film into video and is performed in a color suite.

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Telefunken

Telefunken was a German radio and television apparatus company, founded in Berlin in 1903, as a joint venture of Siemens & Halske and the Allgemeine Elektricitäts-Gesellschaft (AEG) (General electricity company).

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Television

Television (TV) is a telecommunication medium used for transmitting moving images in monochrome (black and white), or in colour, and in two or three dimensions and sound.

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Television Electronic Disc

Television Electronic Disc (TeD) is a discontinued video recording format, released in 1975 by Telefunken and Teldec.

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Television show

A television show (often simply TV show) is any content produced for broadcast via over-the-air, satellite, cable, or internet and typically viewed on a television set, excluding breaking news, advertisements, or trailers that are typically placed between shows.

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Theora

Theora is a free lossy video compression format.

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Timecode

A timecode (alternatively, time code) is a sequence of numeric codes generated at regular intervals by a timing synchronization system.

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Toshiba

, commonly known as Toshiba, is a Japanese multinational conglomerate headquartered in Tokyo, Japan.

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Type A videotape

1 inch type A (designated Type A by SMPTE) is a reel-to-reel helical scan analog recording videotape format developed by Ampex in 1965, that was one of the first standardized reel-to-reel magnetic tape formats in the 1 inch (25 mm) width; most others of that size at that time were proprietary.

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Type B videotape

1 inch type B VTR (designated Type B by SMPTE) is a reel-to-reel analog recording video tape format developed by the Bosch Fernseh division of Bosch in Germany in 1976.

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Type C videotape

1 inch Type C (designated Type C by SMPTE) is a professional reel-to-reel analog recording helical scan videotape format co-developed and introduced by Ampex and Sony in 1976.

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U-matic

U-matic is an analogue recording videocassette format first shown by Sony in prototype in October 1969, and introduced to the market in September 1971.

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Uncompressed video

Uncompressed video is digital video that either has never been compressed or was generated by decompressing previously compressed digital video.

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United States

The United States of America (USA), commonly known as the United States (U.S.) or America, is a federal republic composed of 50 states, a federal district, five major self-governing territories, and various possessions.

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Universal Media Disc

The Universal Media Disc (UMD) is a discontinued optical disc medium developed by Sony for use on their PlayStation Portable handheld gaming and multimedia platform.

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VC-1

SMPTE 421M, informally known as VC-1, is a video coding format.

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Versatile Multilayer Disc

Versatile Multilayer Disc (VMD or HD VMD) is a high-capacity red laser optical disc technology designed by New Medium Enterprises, Inc..

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Vertical video

A vertical video is a video created either by a camera or computer that is intended for viewing in portrait mode, producing an image that is taller than it is wide, rather than the widescreen format normalised by cinema and television.

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VGA connector

A Video Graphics Array (VGA) connector is a three-row 15-pin DE-15 connector.

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VHS

The Video Home System (VHS) is a standard for consumer-level analog video recording on tape cassettes.

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VHS-C

VHS-C is the compact VHS videocassette format, introduced by Victor Company of Japan (JVC) in 1982, and used primarily for consumer-grade compact analog recording camcorders.

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Video 2000

Video 2000 (also known as V2000, with the tape standard Video Compact Cassette, or VCC) is a consumer videocassette system and analogue recording standard developed by Philips and Grundig to compete with JVC's VHS and Sony's Betamax video technologies.

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Video art

Video art is an art form which relies on using video technology as a visual and audio medium.

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Video Cassette Recording

Video Cassette Recording (VCR) is an early domestic analog recording format designed by Philips.

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Video clip

Video clips are short clips of video, usually part of a longer recording.

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Video codec

A video codec is an electronic circuit or software that compresses or decompresses digital video.

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Video coding format

A video coding format (or sometimes video compression format) is a content representation format for storage or transmission of digital video content (such as in a data file or bitstream).

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Video editing

Video editing is the manipulation and arrangement of video shots.

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Video feedback

Video feedback is the process that starts and continues when a video camera is pointed at its own playback video monitor.

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Video file format

A video file format is a type of file format for storing digital video data on a computer system.

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Video Graphics Array

Video Graphics Array (VGA) is the display hardware first introduced with the IBM PS/2 line of computers in 1987, following CGA and EGA introduced in earlier IBM personal computers.

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Video High Density

Video High Density (VHD) is a videodisc format which was marketed predominantly in Japan by JVC.

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Video production

Video production is the process of producing video content.

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Video projector

A video projector is an image projector that receives a video signal and projects the corresponding image on a projection screen using a lens system.

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Video quality

Video quality is a characteristic of a video passed through a video transmission/processing system, a formal or informal measure of perceived video degradation (typically, compared to the original video).

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Video sender

A video sender (also known as a DigiSender, wireless video sender, AV sender or audio-video sender) is a device for transmitting domestic audio and video signals wirelessly from one location to another.

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Video synthesizer

A video synthesizer is a device that electronically creates a video signal.

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Video tape recorder

A video tape recorder (VTR) is a tape recorder designed to record and playback video and audio material on magnetic tape.

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Videocassette recorder

A videocassette recorder, VCR, or video recorder is an electromechanical device that records analog audio and analog video from broadcast television or other source on a removable, magnetic tape videocassette, and can play back the recording.

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Videography

Videography refers to the process of capturing moving images on electronic media (e.g., videotape, direct to disk recording, or solid state storage) and even streaming media.

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Videotape

Videotape is magnetic tape used for storing video and usually sound in addition.

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Videotelephony

Videotelephony comprises the technologies for the reception and transmission of audio-video signals by users at different locations, for communication between people in real-time.

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Virtual reality

Virtual reality (VR) is an interactive computer-generated experience taking place within a simulated environment, that incorporates mainly auditory and visual, but also other types of sensory feedback like haptic.

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Vision Electronic Recording Apparatus

Vision Electronic Recording Apparatus (VERA) was an early analog recording videotape format developed from 1952 by the BBC under project manager Dr Peter Axon.

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VP8

VP8 is an open and royalty free video compression format owned by Google and created by On2 Technologies as a successor to VP7.

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W-VHS

W-VHS is a HDTV analog recording videocassette format created by JVC.

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WebM

WebM is an audiovisual media file format.

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YCbCr

YCbCr, Y′CbCr, or Y Pb/Cb Pr/Cr, also written as YCBCR or Y'CBCR, is a family of color spaces used as a part of the color image pipeline in video and digital photography systems.

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YDbDr

YDbDr, sometimes written YDBDR, is the colour space used in the SÉCAM analog terrestrial colour television broadcasting standard, which is used in France and some countries of the former Eastern Bloc.

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YIQ

YIQ is the color space used by the NTSC color TV system, employed mainly in North and Central America, and Japan.

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YUV

YUV is a color encoding system typically used as part of a color image pipeline.

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3D film

A three-dimensional stereoscopic film (also known as three-dimensional sangu, 3D film or S3D film) is a motion picture that enhances the illusion of depth perception, hence adding a third dimension.

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480p

480p is the shorthand name for a family of video display resolutions.

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8 mm video format

The 8mm video format refers informally to three related videocassette formats for the NTSC and PAL/SECAM television systems.

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Redirects here:

Analog video, Analogue video, Blanking region, Line (video), Motion video, Video Recording, Video cables, Video engineering, Video feed, Video format, Video format (version 2), Video formats, Video recording, Video signal, Video-feed, Videofeed, Vidio, Visual album.

References

[1] https://en.wikipedia.org/wiki/Video

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