Patent ID: 6233068
Filing Date: 2001-05-15
Classification: H04N

Abstract:
A digital copying system comprising:an automatic document feeder for feeding a document set on a tray to a specified reading position;an image reader for reading an image of the document fed by the automatic document feeder at the reading position;an image processor for carrying out digital processing toward data read by the image reader to produce print data;an image forming device for forming an image on a sheet in accordance with the print data produced by the image processor to reproduce the image of the document;a magnification setting device for setting a copying magnification; anda controller which controls the automatic document feeder to operate in a first document feed mode to feed a document on the reading position at a speed to achieve the set copying magnification and in a second document feed mode to feed a document on the reading position at a speed different from the speed to achieve the set copying magnification while the image reader reads the image of the document.