Patent ID: 6778925
Filing Date: 2004-08-17
Classification: H04N

Abstract:
An article for calibrating a peripheral device of the type which, has a document feeder that feeds document pages onto a scanning bed and a scanning head that is capable of scanning at least a first predetermined scan line window width that can be laterally adjusted relative to a wider scanable width, the apparatus comprising:a computer program product comprising a computer usable medium having computer readable program code embodied in the medium that when executed causes the apparatus to: print a stored target onto a target page, the target being printed onto the target page at a known location; feed the target page so that the target page can be scanned by the scanner; scan the target on the target page; determine a calibration value for the document feeder from the lateral position of the scanned target; and, adjust the lateral position of the scan line window width using the calibration value to scan substantially only the entire width of the document.