INFORMATION PROCESSING DEVICE, DEVICE FOR MAKING DATA RECORDING MEDIUM, DATA RECORDING MEDIUM, METHODS THEREOF AND COMPUTER PROGRAMME Russian patent published in 2011 - IPC G06F15/00 G11C7/00 

FIELD: information technology.

SUBSTANCE: information processing device designed to process content playback comprises: a content playback processing module designed to process data conversion for replacing part of configuration data of the entered content meant for playback with conversion data, and processing content playback; and a parameter generation module for providing a parameter in the content playback processing module, where the said parameter is employed when processing conversion data; in which the content playback processing module is configured to receive a parameter identifier which differs for each segment established as the region for dividing into sections the played back content, and outputting a request for calculating the parameter, together with the parameter identifier in the parameter generation module; and in which the parameter generation module is configured to provide a parameter in the content playback module, the said parameter corresponding to a segment, in response to the request to calculate the parameter from the content playback module.

EFFECT: preventing unauthorised copying of content and protecting the copyright owner.

24 cl, 31 dwg