Video correlator for video format unit
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United States of America Patent
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Jul 15, 1986
Grant Date -
N/A
app pub date -
Aug 13, 1984
filing date -
Aug 13, 1984
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A video correlator is provided for use in an image processing system wherein video data representative of a document image or portions thereof is received in a gray level data format in which the image is composed of a plurality of cells for enhancing the black/white characterization of each cell. The correlator includes structure for comparing a cell's gray level data with the average gray level of a preselected number of surrounding cells. Structure is also provided for automatically selecting the number of surrounding cells for determining the average gray level.
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