raster scan
raster scan A technique for surveying areas of the sky in which the telescope is driven back and forth along adjacent strips of sky. The scans can be aligned whichever way is required, such as along lines of galactic latitude in order to survey the galactic plane. See also
drift scan.
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German Inventor Develops Beam Extraction Raster Scan Irradiation Device Control Method
News Wire article from: US Fed News Service, Including US State News; 8/23/2006; 449 words
; ...developed a method and a device for controlling a beam extraction raster scan irradiation device for heavy ions or protons. According to...irradiation device for heavy ions operating according to the raster scan technique, wherein the beam energy, beam focusing and beam...
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Oregon Inventors Develop Raster Scan Printing Optical Proximity Defect Correction Apparatus
News Wire article from: US Fed News Service, Including US State News; 9/2/2008; 424 words
; ...Asher Klatchko and Peter Y. Pirogovsky, both of Portland, Ore., have developed an optical proximity correction method for raster scan printing. According to the U.S. Patent & Trademark Office: "Methods and apparatus for correcting defects, such...
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California Inventor Develops Roll Printer with Decomposed Raster Scan
News Wire article from: US Fed News Service, Including US State News; 10/18/2007; 513 words
; ALEXANDRIA, Va., Oct. 18 -- Theodore Robert Whitney of Reseda, Calif., has developed a roll printer. According to the U.S. Patent & Trademark Office: "A reflecting Offner-like optical system is described which is suitable for use in a photolithographic system in which the magnification is
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Idaho Inventor Develops Continuous Mode Solder Jet Apparatus
News Wire article from: US Fed News Service, Including US State News; 1/13/2007; 448 words
; ...solder jet that includes a blanking system and raster scan system. The use of the raster scan and blanking systems allows for a continuous...product throughput. Additionally, with the raster scan system, repairs to existing soldered surfaces...
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Research findings from University of Kentucky update understanding of vacuum technology.
Newspaper article from: Nanotechnology Weekly; 1/19/2009; 700+ words
; ...microprocessor to provide control for raster-scan system," scientists writing in the...phase locking for both vector- and raster-scan systems with accelerated sampling and...systems. Implementation of vector- and raster-scan spatial-phase locking algorithms on...
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EW Simulation, Part 10 -- Threat Antenna-Pattern Emulation.(Brief Article)
Magazine article from: Journal of Electronic Defense; 1/1/2000; ; 700+ words
; ...from the elevation of the receiver location. RASTER SCAN The raster scan covers an angular area in parallel lines, as...amplitude of the signal diminishes. PALMER-RASTER SCAN If the conical scan is moved in a raster pattern...
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Fluctuation Correlation Spectroscopy with a Laser-Scanning Microscope: Exploiting the Hidden Time Structure
Magazine article from: Biophysical Journal; 5/1/2005; ; 700+ words
; ...solution, and EGFP inside the cytoplasm of live cells using raster scan images. This new analysis, termed raster image correlation...moving very slowly, as we sample different locations in a raster scan image, the intensity at one point is correlated to the intensity...
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Spain tools up with SACTA
Magazine article from: Airports International; 1/1/1995; 700+ words
; ...involved additional features and moved to a UNIX system. Raster-scan displays may be installed later, and talks are underway with manufacturer Ceselsa to install experimental raster-scan workstations at Madrid and Barcelona for evaluation...
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Patent No. 7,589,900 Issued on Sept. 15, Assigned to Microvision for Eyebox Shaping Method (Washington Inventor)
News Wire article from: US Fed News Service, Including US State News; 9/18/2009; 418 words
; ...the first direction is greater than the second direction. A raster scan of an image projected onto the array of lenslets results in...vignetting of the diffraction patterns resulting from the raster scan." The original application was filed on March 11, 2008...
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EO/IR, Part 4 -- Infrared Imagery and IRST.(infrared search and track)(Brief Article)
Magazine article from: Journal of Electronic Defense; 6/1/2001; ; 700+ words
; ...on the screen. The screen display can be generated with a raster scan, as shown in Figure 1, or by an array, as shown in Figure...single IR sensor across a two-dimensional field of view in a raster scan, as shown in Figure 4.1. The whole scene is presented...
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raster scan
Book article from: A Dictionary of Astronomy
raster scan A technique for surveying areas of the sky in which...back and forth along adjacent strips of sky. The scans can be aligned whichever way is required, such as...order to survey the galactic plane. See also drift scan .
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raster-scan display
Book article from: A Dictionary of Computing
raster-scan display 1. A widely used method of presenting graphical or pictorial images in which the electron beam of a cathode-ray tube...
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raster display
Book article from: A Dictionary of Computing
raster display A display that consists of a regular grid of pixels and is normally driven from a frame buffer . How the image is generated on a raster display will depend on the display technology used, the raster-scan display being a particular example.
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scan-line
Book article from: A Dictionary of Computing
scan-line A horizontal line of pixels across a raster-scan display . Many algorithms proceed scan-line by scan-line. Initially this was tied in with display performance but it is now a common software technique to reduce dimensionality.
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drift scan
Book article from: A Dictionary of Astronomy
drift scan A technique for surveying the sky in which the telescope...scanning has the advantage of a uniform, precise scan rate, and consequent accurate positioning, but it is relatively inflexible. See also Raster Scan .
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