- luminance bandwidth
- ширина полосы частот (сигнала) яркости
Большой англо-русский и русско-английский словарь. 2001.
luminance bandwidth
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Bandwidth — A&V The complete range of frequencies over which a circuit or electronic system can function with minimal signal loss, typically less than 3 dB. The information carrying capability of a particular television channel. In PAL systems the bandwidth… … Audio and video glossary
luminance — F/A/V also called luma and abbreviated Y, it is part of a bandwidth limited video signal combining sync information and brightness information. TV Black and white portion of video signal, carries brightness information representingpicture… … Audio and video glossary
Dot crawl — Enlarged detail from a video source exhibiting dot crawl. Note the distinctive checkerboard pattern on the vertical edges between yellow and blue areas. Dot crawl is the popular name for a visual defect of color analog video standards when… … Wikipedia
S-VHS — Introduced in Japan in 1987, S VHS (Super VHS) is an improved version of the VHS standard for consumer video cassette recorders. Technical detailsLike VHS, the S VHS format uses a color under modulation scheme. S VHS improves luminance resolution … Wikipedia
8 mm video format — Infobox media name = 8mm Video Cassette caption = A Video8 cassette type = Magnetic tape encoding = Analog (Video8/Hi8) Digital, DV codec (Digital8) capacity = Video8/Hi8: 60 minutes (PAL SP) 90 minutes(PAL SP) 135 minutes (PAL SP) 180 minutes… … Wikipedia
Color killer — The color killer is an electronic stage in color TV receiver sets which acts as a muting circuit to cut off the color amplifiers when the TV receives a monochrome signal.[1] Contents 1 Monochromatic transmission 2 Color transmission 3 … Wikipedia
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.[1] It is used in many video… … Wikipedia
NTSC — This article is about the television system. For the Indonesian government agency, see National Transportation Safety Committee. Television encoding systems by nation; countries using the NTSC system are shown in green. NTSC, named for the… … Wikipedia
How television works — Analog televisionUntil the advent of digital television and flat panel displays in the 1990s, all television was based on the transmission and reception of analog signals, displayed on a cathode ray tube. Although a number of different broadcast… … Wikipedia
SECAM — SECAM, also written SÉCAM (Séquentiel couleur à mémoire,[1] French for Sequential Color with Memory ), is an analog color television system first used in France. A team led by Henri de France working at Compagnie Française de Télévision (later… … Wikipedia
Luma (video) — As applied to video signals, luma represents the brightness in an image (the black and white or achromatic portion of the image). Luma is typically paired with chroma. Luma represents the achromatic image without any color, while the chroma… … Wikipedia
