Patent ID: 7684065
Filing Date: 2010-03-23
Classification: H04N

Abstract:
1. An unauthorized copy preventing system for preventing an unauthorized copy of an image in an image forming apparatus configured to carry out image forming by carrying out a predetermined processing on digital image information, the unauthorized copy preventing system comprising: a digital signal processor for image processing configured to carry out a predetermined image processing on the image; a digital signal processor for security processing configured to produce an unauthorized copy determination result for determining whether or not the unauthorized copy is being carried out on the image having undergone the image processing by said digital signal processor for image processing; and a digital signal processor control device configured to control said digital signal processor for image processing and said digital signal processor for security processing and to prevent the unauthorized copy, said digital signal processor control device including, the digital signal processor for image processing is further configured to execute the image processing program/data to carry out the predetermined image processing, and the digital signal processor for security processing is further configured to execute the security processing program/data to produce the unauthorized copy determination result.