Search references for RASTER SCAN. Phrases containing RASTER SCAN
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Rectangular pattern of image capture and reconstruction
A raster scan, or raster scanning, is the rectangular pattern of image capture and reconstruction in television. By analogy, the term is used for raster
Raster_scan
Image display as a 2D grid of pixels
rake), which is derived from radere (to scrape). It originates from the raster scan of cathode-ray tube (CRT) video monitors, which draw the image line by
Raster_graphics
Marine radar capability
the mid-1980s the first raster scan displays appeared. The radial-scan Plan position indicator (PPI) was replaced by a raster-scan PPI generated on a television
Automatic_radar_plotting_aid
One row in a raster scanning pattern
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
Scan_line
Type of electron microscope
about the surface topography and composition. The electron beam is scanned in a raster scan pattern, and the position of the beam is combined with the intensity
Scanning_electron_microscope
Two phonograph records on board Voyager spacecraft
launched in 1977. The records contain sounds and data to reconstruct raster scan images selected to portray the diversity of life and culture on Earth
Voyager_Golden_Record
Part of a cathode ray tube which moves the electron beam around
to scan the electron beam both vertically and horizontally over the whole screen. In a CRT television, the electron beam is moved in a raster scan on
Deflection_yoke
Lines transmitted/displayed per second in a raster-scan video system
Horizontal scan rate, or horizontal frequency, usually expressed in kilohertz, is the number of times per second that a raster-scan video system transmits
Horizontal_scan_rate
Topics referred to by the same term
is also known as the scan operator Raster scan, the rectangular pattern of image capture and reconstruction in television Scan chain, a type of manufacturing
Scan
Frequency at which a display hardware displays a new image
as vertical refresh rate, vertical scan rate or vertical frequency, is the number of times per second that a raster-based display device displays a new
Refresh_rate
Time between drawing frames or fields
In a raster scan display, the vertical blanking interval (VBI), also known as the vertical interval or VBLANK, is the time between the end of the final
Vertical_blanking_interval
Still image frame of moving picture
which varying voltages represented the intensity of light in an analog raster scan across the screen. Analog blanking intervals separated video frames in
Film_frame
3D computer graphics image rendering method
graphics chip; only the visible pixels and depth values are stored. Raster scan Ray tracing Z-buffering Television Interface Adaptor, the Atari 2600's
Scanline_rendering
Part of the process of displaying images on a raster scan monitor
of displaying images on a computer monitor or television screen via raster scanning. CRT screens display images by moving beams of electrons very quickly
Horizontal_blanking_interval
Electronic device
then to a screen display. Modern systems typically use some sort of raster scan display to produce a map-like image. Early in radar development, however
Radar_display
Computer interrupt in home computers triggered by video output
graphics chip as the scan lines of a frame are being readied to send to the monitor for display. The most basic implementation of a raster interrupt is the
Raster_interrupt
Controlled deflection of laser beams
scanners. One also uses the terms raster scanning and vector scanning to distinguish the two situations. To control the scanning motion, scanners need a rotary
Laser_scanning
Analog video monitor
multimode monitor, is a raster-scan analog video monitor that can properly synchronise with multiple horizontal and vertical scan rates. In contrast, fixed
Multisync_monitor
1960s computer collaboration system
system to employ the practical use of hypertext links, a computer mouse, raster-scan video monitors, information organized by relevance, screen windowing
NLS_(computer_system)
Branch of microscopy
scanning resistive probe microscopy To form images, scanning probe microscopes raster scan the tip over the surface. At discrete points in the raster
Scanning_probe_microscopy
Television that uses analog signals
essential to keep the raster scanning in the camera (or other device for producing the signal) in exact synchronization with the scanning in the television
Analog_television
CRT beam scanning amplitude control
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
Blanking_(video)
Alteration of the original shape of a signal
video Frame (video) Horizontal scan rate Horizontal blanking interval Luma Nominal analogue blanking Overscan Raster scan Safe area Teletext Television
Distortion
Type of display device
peripherals such as the Vectrex 3-D Imager. Vector graphics Vectrex Raster scan Marton, L. (1980). "Ferdinand Braun: Forgotten Forefather". Advances
Vector_monitor
Method of spatial measurement using laser
conventional scanning lidar, which uses a collimated laser beam that illuminates a single point at a time, and the beam is raster scanned to illuminate
Lidar
Baseband analog video signal format
harmonics of the horizontal scanning rate, while the color carrier is selected to be an odd multiple of half the horizontal scanning rate; this produces a modulated
Composite_video
Ultra high frequency radio to transmit TV
high-definition black and white system on the UHF band employing 750–1,000 scanning lines that offered the possibility of higher-definition monochrome and
UHF_television_broadcasting
Technique for doubling the perceived frame rate of a video display
displays do not use a raster scan to create an image (their panels may still be updated in a left-to-right, top-to-bottom scanning fashion, but always in
Interlaced_video
Topics referred to by the same term
using arrays of pixel values Raster graphics editor, a computer program Raster scan, the pattern of image readout, transmission, storage, and reconstruction
Raster_(disambiguation)
SNES light gun peripheral
interprets this by outputting a 0 signal when it sees the television raster scan and a 1 signal when it does not. Inside the console, this signal is delivered
Super_Scope
Type of very-high-resolution microscopy
(topography) of a sample surface at a high resolution. This is achieved by raster scanning the position of the sample with respect to the tip and recording the
Atomic_force_microscopy
Random fluctuation in an electrical signal
video Frame (video) Horizontal scan rate Horizontal blanking interval Luma Nominal analogue blanking Overscan Raster scan Safe area Teletext Television
Noise_(electronics)
Topics referred to by the same term
Scan rate is a term used when discussing raster-scan video, describing the speed at which the image is transmitted or displayed. There are two types: Horizontal
Scan_rate
Colour in an image or video
video Frame (video) Horizontal scan rate Horizontal blanking interval Luma Nominal analogue blanking Overscan Raster scan Safe area Teletext Television
Chrominance
Computer output device
second that the display is illuminated (the number of times a second a raster scan is completed). In LCDs it is the number of times the image can be changed
Computer_monitor
Electromagnetic frequencies ranging from 3 kHz to 300 GHz
video Frame (video) Horizontal scan rate Horizontal blanking interval Luma Nominal analogue blanking Overscan Raster scan Safe area Teletext Television
Radio_frequency
Standardized means of organizing and storing digital images
of TIFF image (often monochromatic) for scanned text pages. The BMP file format (Windows bitmap) is a raster-based, device-independent file type designed
Image_file_format
Process in microfabrication
and travels over the surface of the substrate in either a vector or raster scan manner. Where the photoresist on the mask is exposed, the chrome can
Photolithography
American physicist, researcher, and inventor
two-way mechanically scanned TV system in 1930. With Pierre Mertz, Gray wrote the classic paper on the mathematics of raster scan systems in 1934. He later
Frank_Gray_(researcher)
Television transmission technology
mechanically scanned color television was given by John Logie Baird in 1928, but its limitations were apparent even then. Development of electronic scanning and
Color_television
Imaging Instrument
of crashing. The raster scan of the tip is anything from a 128×128 to a 1024×1024 (or more) matrix, and for each point of the raster a single value is
Scanning_tunneling_microscope
Portion of random-access memory containing a bitmap that drives a video display
achieving a 4096 display in 1950. A color-scanned display was implemented in the late 1960s, called the Brookhaven RAster Display (BRAD), which used a drum memory
Framebuffer
Block-oriented computer terminal
potential of the paperless office. The 2260 was a raster display with the unusual property that the scan lines were vertical – they went from top to bottom
IBM_2260
Computing term
array of bits that tracks which disk storage blocks are in-use Raster graphics Raster scan Rasterization Sprite (computer graphics) Voxels Vector graphics
Bitmap
Counter-scanning (CS) is a scanning method that allows correcting raster distortions caused by drift of the probe of scanning microscope relative to the
Counter-scanning
Image compression method
2023-11-23. "The MRC (Mixed Raster Content) Model and DjVu". PlanetDjVu. 10 June 2003. "Text Formats". Visioneer OneTouch Scanning Guide (PDF). October 2019
Mixed_raster_content
American electronics company
alternative to raster scan displays. In vector displays, the CRT electron beam 'draws' only the lines and curves displayed. In raster scan displays, the
IMLAC
Signal attenuation in telecommunications
video Frame (video) Horizontal scan rate Horizontal blanking interval Luma Nominal analogue blanking Overscan Raster scan Safe area Teletext Television
Path_loss
Video processing technique
a source such as a radar receiver, so that it can be displayed on a raster scan (TV type) display. Digital methods (Retentive or buffered method) In
Scan_conversion
Film by Chris Columbus
graphics from their original games, while also emitting light and having raster scan defects in its animation to make it appear as if they came from a CRT
Pixels_(2015_film)
Circuit that creates new frequencies from two signals
video Frame (video) Horizontal scan rate Horizontal blanking interval Luma Nominal analogue blanking Overscan Raster scan Safe area Teletext Television
Frequency_mixer
Engraving objects using lasers
suffer if the length or position of the raster lines varies even slightly in relation to the adjacent raster scan; therefore exact positioning and repeatability
Laser_engraving
Device that optically scans images, printed text
can be processed with a raster graphics editor (such as Photoshop) and saved on a storage device (such as a hard disk). Scans may be stored uncompressed
Image_scanner
IBM PC graphic adapter and display standard
attached pen detected light from a glowing phosphor during the CRT's raster scan, a signal would be sent to the MC6845 which would cause it to latch the
Color_Graphics_Adapter
Brightness in an image or video
video Frame (video) Horizontal scan rate Horizontal blanking interval Luma Nominal analogue blanking Overscan Raster scan Safe area Teletext Television
Luma_(video)
Electronic tool for visualizing a video signal
video Frame (video) Horizontal scan rate Horizontal blanking interval Luma Nominal analogue blanking Overscan Raster scan Safe area Teletext Television
Vectorscope
Data structure in computer science
727419. ISBN 0-8186-8821-1. S2CID 195863788. Generation of Octrees from Raster Scan with Reduced Information Loss, P. Sojan Lal, A Unnikrishnan, K Poulose
Octree
Type of microscope with electrons as a source of illumination
probing the specimen with a focused electron beam that is scanned across the specimen (raster scanning). When the electron beam interacts with the specimen
Electron_microscope
Television that relies on a scanning device to display images
television receiver was also called a televisor. The first mechanical raster scanning techniques were developed in the 19th century for facsimile, the transmission
Mechanical_television
Algorithm in computer graphics to add color or texture
D; Weste, Neil H (1981). The edge flag algorithm — A fill method for raster scan displays. IEEE Transactions on Computers (Volume: C-30, Issue: 1). pp
Flood_fill
Electronic method of transmitting information with a carrier wave
Consumer Electronics. v. 41, issue 3, p. 367 - 382. J. Brittain, (1992). "Scanning the past: Ralph V.L. Hartley", Proc. IEEE, vol.80, p. 463. eSSB - Extended
Single-sideband_modulation
Color encoding system for analogue television
frequency of PAL-M is 3.575611 MHz, or 227.25 times System M's horizontal scan frequency. Almost all other countries using system M use NTSC. The PAL-N
PAL
Vacuum tube used to display images
The entire front area of the tube is scanned repeatedly and systematically in a fixed pattern called a raster. In color devices, an image is produced
Cathode_ray_tube
Conversion of raster graphics into vector graphics
computer graphics, image tracing, raster-to-vector conversion or raster vectorization is the conversion of raster graphics into vector graphics. An image
Image_tracing
Distortion in the perception of time
Kappa effect – Perceptual error in judging the time between stimuli Raster scan – Rectangular pattern of image capture and reconstruction Saccadic masking –
Chronostasis
Copy protection system in VHS and DVDs
duplicators. Analog video formats convey video signals as a series of raster scan lines. Most of these lines are used for constructing the visible image
Analog_Protection_System
Mathematical transformation on sequences
a boustrophedon (zigzag- or serpentine-like) manner—as opposed to a "raster scan" sawtooth-like manner. The boustrophedon transform is a numerical, sequence-generating
Boustrophedon_transform
Device that transmits and receives radio waves
video Frame (video) Horizontal scan rate Horizontal blanking interval Luma Nominal analogue blanking Overscan Raster scan Safe area Teletext Television
Antenna_(radio)
Family of digital video interfaces
Engineers: SMPTE 372M-2002: Dual Link 292M Interface for 1920 x 1080 Picture Raster Standards of SMPTE HDcctv Alliance (Security organization supporting SDI
Serial_digital_interface
typically captures images point-by-point via a mechanical raster scanning pattern. At each scanned point, the acoustic time-of-flight provides axial resolution
Deep learning in photoacoustic imaging
Deep_learning_in_photoacoustic_imaging
1981 stealth video game
1981 arcade video game by Sega. They advertised it as the first of their RasterScan Convert-a-Game series, designed so that it could be changed into another
005
American computer graphics company
using an internal framebuffer) PS/390 Picture System/390 (first to use a raster scan display as the primary monitor) VAXstation 8000 (Co-developed graphics
Evans_&_Sutherland
2013 open and royalty-free video coding format
subdivided recursively down to 4×4 pixel blocks. Subunits are coded in raster scan order: left to right, top to bottom. Starting from each key frame, decoders
VP9
IBM computer family (1964–1977)
numerals. Both of these OCR devices employed a 'flying spot' scanning principle, with the raster scan provided by a large CRT, and the reflected light density
IBM_System/360
Generation and transmission of a television or radio signal
video Frame (video) Horizontal scan rate Horizontal blanking interval Luma Nominal analogue blanking Overscan Raster scan Safe area Teletext Television
Playout
Disruption to reception of television signals
video Frame (video) Horizontal scan rate Horizontal blanking interval Luma Nominal analogue blanking Overscan Raster scan Safe area Teletext Television
Television_interference
Line-drawing algorithm
a line drawing algorithm that determines the points of an n-dimensional raster that should be selected in order to form a close approximation to a straight
Bresenham's_line_algorithm
Proportion between the width and the height of a pixel
does not have pixels, but rather a raster scan, and thus has a well-defined vertical resolution (the lines of the raster), but not a well-defined horizontal
Pixel_aspect_ratio
German researcher and applied physicist (1907–1997)
Germany portal Technische Hochschule Dresden Environmental scanning electron microscope Raster scan Russian Alsos German inventors and discoverers "Manfred
Manfred_von_Ardenne
Modular computer system
per second (MIPS) processor, 1 Megabyte of memory and a 1 Megapixel raster scan bit-map graphics display. Sometimes the $10,000 estimated price was called
SUN_workstation
Type of nonlinearity which causes distortion in color TV transmission
video Frame (video) Horizontal scan rate Horizontal blanking interval Luma Nominal analogue blanking Overscan Raster scan Safe area Teletext Television
Differential_phase
Antenna consisting of two rod-shaped conductors
video Frame (video) Horizontal scan rate Horizontal blanking interval Luma Nominal analogue blanking Overscan Raster scan Safe area Teletext Television
Dipole_antenna
Filtering circuit in TV receivers
video Frame (video) Horizontal scan rate Horizontal blanking interval Luma Nominal analogue blanking Overscan Raster scan Safe area Teletext Television
Color_killer
Electromagnetic spectrum 300–3000 MHz
446.0–446.2 MHz : European unlicensed PMR service, PMR446 457–464 MHz: Scanning telemetry and telecontrol, assigned mostly to the water, gas, and electricity
Ultra_high_frequency
Device used to simulate an electrical load
video Frame (video) Horizontal scan rate Horizontal blanking interval Luma Nominal analogue blanking Overscan Raster scan Safe area Teletext Television
Dummy_load
Games from the 1940s to the 1970s
video game device for home consumers: it was the first game to use a raster-scan video display, or television set, directly displayed via modification
Early_history_of_video_games
Text and graphics computer terminals
used for status messages and entering commands. As they did not include raster scan hardware or any form of memory, refreshing this area rapidly enough to
Tektronix_4010
British children's TV series (1979–1984)
Binsted - an anthropomorphism of the "cursor dot" (the dot made by the raster-scanning beam in the analogue CRT television sets of the time). Throughout the
Jigsaw_(British_TV_series)
Analog television system
increase image resolution. The NTSC selected 525 scan lines as a compromise between RCA's 441-scan line standard (used by RCA's NBC TV network) and Philco
NTSC
Part of the automobile controls
accuracy due to civilian GPS limitations. This system also boast a color raster scan monitor, rather than the monochromatic vector mapping displays used by
Automotive_navigation_system
Method of forming fabric
adding stitches to each wale in turn, moving across the fabric as in a raster scan. By contrast, in warp knitting, one yarn is required for every wale.
Knitting
Television screen behavior
video Frame (video) Horizontal scan rate Horizontal blanking interval Luma Nominal analogue blanking Overscan Raster scan Safe area Teletext Television
Overscan
Video game visual effect
The raster bar (also referred to as rasterbar or copperbar) is an effect used in demos and older video games that displays animated bars of colour, usually
Raster_bar
Computational imaging technique
number of reconstructed pixels. Single-pixel imaging differs from raster scanning in that multiple parts of the scene are imaged at the same time, in
Single-pixel_imaging
Type of scanning probe microscope
Scanning Hall probe microscope (SHPM) is a variety of a scanning probe microscope which incorporates accurate sample approach and positioning of the scanning
Scanning Hall probe microscope
Scanning_Hall_probe_microscope
Family of digital modulation methods
from a special color burst waveform transmitted at the beginning of each scan line. C-QUAM ("Compatible QAM") is used in AM stereo radio to carry the stereo
Quadrature amplitude modulation
Quadrature_amplitude_modulation
Measurement device used in telecommunications
video Frame (video) Horizontal scan rate Horizontal blanking interval Luma Nominal analogue blanking Overscan Raster scan Safe area Teletext Television
Field_strength_meter
Algorithm for labeling clusters on a grid
algorithm, we scan through a grid looking for occupied cells and labeling them with cluster labels. The scanning process is called a raster scan. The algorithm
Hoshen–Kopelman_algorithm
Changing the direction of the main lobe of a radiation pattern
Challenges remain, including addressing cost constraints and achieving higher scanning speeds and wider bandwidths. Beamforming Electron optics Phased array A
Beam_steering
Technique of scanning probe microscopy
is based on the concept of diffusion-limited current. Two-dimensional raster scan information can be compiled to generate images of surface reactivity
Scanning electrochemical microscopy
Scanning_electrochemical_microscopy
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