Patent ID: 8763528
Filing Date: 2014-07-01
Classification: B41F

Abstract:
1. A color control system for use in a printing press comprising: a controller for reviewing digital data for a print job including solid color regions of the print job that are greater than a predetermined size and identifying solid color regions of the print job that are greater than the predetermined size; a user interface allowing an operator to select solid color regions identified by the controller; a sensor for measuring a characteristic of the selected solid color regions of the print job on a printed substrate, the controller determining measured values of the characteristic for each of the selected solid color regions; and at least one inking unit for supplying ink in a plurality of ink zones to a plate cylinder, the controller varying the ink supplied to ink zones including the solid color regions as function of a difference between the measured value of the characteristic of each selected solid color region and a predetermined target value of the characteristic.