Vertical filtering apparatus for raster scanned display

Details Vertical filtering apparatus for raster scanned display Vertical filtering apparatus for raster scanned display

G - Physics

09

G

375/18

G09G 1/14 (2006.01) G09G 5/39 (2006.01) G09G 5/395 (2006.01)

Patent

CA 1320600

ABSTRACT OF THE DISCLOSURE An apparatus and method is disclosed for reducing flicker in an interlace computer generated raster-scanned display. Several circuits and methods are described for implementing vertical filtering. In general the data for a given pixel on the nth, nth+1,nth+2...nth+N line is read from memory and convolved to provide data for a given pixel on a display line before pixels data for other pixels along these lines is read from memory.

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