Patent ID: 6629746
Filing Date: 2003-10-07
Classification: H04N

Abstract:
A process for the reduction of artefacts during the reproduction of an image having a plurality of image points based on image data and by way of a specific image reproducing device, whereby the image points have appearance properties and are produced by the specific image reproducing device in answer to control values, wherein said appearance properties influence or determine the visual or optical appearance of the image points in the image and wherein the image data set nominal appearance properties of the image points, the process comprising the steps of:at least one of providing and inputting device characteristics of the image reproducing device which describe an influence on the appearance properties of the image points depending on positions of the image points and depending on properties of the specific image reproducing device, said influence resulting in a deviation of the appearance properties from the nominal properties; inputting image data; and setting control values for the production of image points by the image reproducing device based on the image data associated with the image points and under consideration of the influence on the appearance properties of the image points to be reproduced, the influence being determined depending on the positions of the image points and based on the device characteristics.