Patent · US Expired

Original data circulation method, system, apparatus, and computer readable medium

US7249102B1 · kind B1 · utility

6Cited by
7References
26Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 14, 2000
Grant dateJul 24, 2007
Priority date
Expiry dateFeb 14, 2020

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L2209/60
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

An original data circulation system for storing or circulating original data which is digital information is provided. The original data circulation system includes an issuer apparatus, a user apparatus and a collector apparatus. The issuer apparatus generates originality information including first information corresponding to the issuer apparatus and second information corresponding to data and sends the originality information. The user apparatus verifies the validity of the source apparatus of the originality information and stores the originality information when the validity is verified. The collector apparatus verifies the validity of the source apparatus of the originality information and processes data corresponding to the second information when the validity is verified.

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