Patent · US Expired

Data processing apparatus and method, and storage medium therefor

US7171021B2 · kind B2 · utility

16Cited by
12References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 14, 2005
Grant dateJan 30, 2007
Priority date
Expiry dateMar 14, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F21/16
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

The primary objective of the present invention is the prevention, or the detection, of an illegal act involving digital contents. To achieve this objective, whether an illegal procedure involving digital contents has been performed is determined based on results obtained by performing a predetermined operation for at least a part of the digital contents, and a predetermined process is performed for the digital contents in accordance with the results of determination.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.