- horizontal blanking interval
- F/A/Vthe time during which the electron beam is turned off so that it can move into position to begin the next scan line; usually a very brief period, lasting between 5 -15 microseconds.
Audio and video glossary. 2014.
Look at other dictionaries:
Vertical blanking interval — The vertical blanking interval (VBI), also known as the vertical interval or VBLANK, is the time difference between the last line of one frame or field of a raster display, and the beginning of the next. It is present in analog television, VGA,… … Wikipedia
Vertical Blanking Interval — Die Austastlücke (auch Austastimpuls genannt) bezeichnet in der Fernsehtechnik die Zeit, in welcher der Elektronenstrahl einer Bildröhre dunkel geschaltet an den Ausgangspunkt zurückgeführt wird. In diesem Zeitraum wird die Bildübertragung… … Deutsch Wikipedia
Horizontal blank — refers to a part of the process of displaying images on a television screen. These screens display images by moving beams of light very quickly back and forth from the left to right side of the screen. However, the beams are only on during part… … Wikipedia
Blanking — In raster scan equipment an image is built up by scanning an electron beam from left to right across a screen to produce a visible trace of one scan line, reducing the brightness of the beam to zero ( horizontal blanking ) moving it back as fast… … Wikipedia
Nominal analogue blanking — Nominal analog blanking or nominal analogue blanking is the outermost part of the overscan of a standard definition digital television image. It consists of a variable and arbitrary gap of black (or nearly black) pixels at the left and right… … Wikipedia
Colorburst — Horizontal sync and color burst of PAL videosignal Colorburst is a analog video, composite video signal generated by a video signal generator used to keep the chrominance subcarrier synchronized in a color television signal. By synchronizing an… … 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
Overscan — is extra image area around the four edges of a video image that may not be seen reliably by the viewer. It exists because television sets in the 1930s through 1970s were highly variable in how the video image was framed within the cathode ray… … Wikipedia
PAL — For other uses, see PAL (disambiguation). Television encoding systems by nation; countries using the PAL system are shown in blue. PAL, short for Phase Alternating Line, is an analogue television colour encoding system used in broadcast… … Wikipedia
Composite video — Not to be confused with Component video. Composite video On consumer products a yellow RCA connector is typically used for composite video. Type Analog video connector … Wikipedia