Title:
METHOD, SYSTEM AND DEVICE FOR DISTRIBUTING ORIGINAL DATA, AND RECORDING MEDIUM WITH ORIGINAL DATA DISTRIBUTION PROGRAM RECORDED THEREON
Document Type and Number:
Japanese Patent JP3933113
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide an original data distribution system for reducing processing loads, such as processing speed and storage capacity.
SOLUTION: The system is provided with an issuer device having a means for generating original information having first information, corresponding to the issuer device and second information which corresponds to data and transferring the generated information, a means for verifying the validity of a transfer source device for the original information when the original information is transferred from another device, a user device having a means for storing the original information when the validity is certified, a means for verifying the validity of the original information transfer source information when the original information is transferred from the user device, and a ticket examiner device having a data processing means for executing data processing corresponding to the second information, when the validity is certified.
Inventors:
Masayuki Terada
Fujimura
Hiroshi Kuno
Kurayuki Hanatate
Fujimura
Hiroshi Kuno
Kurayuki Hanatate
Application Number:
JP2003308865A
Publication Date:
June 20, 2007
Filing Date:
September 01, 2003
Export Citation:
Assignee:
Nippon Telegraph and Telephone Corporation
International Classes:
G06F21/10; G06Q10/00; G06Q20/00; G06Q20/06; G06Q30/06; G06Q50/00; G06Q50/10; G09C1/00; H04L9/32; (IPC1-7): G06F17/60; H04L9/32
Domestic Patent References:
| JP10063884A |
Other References:
今井秀樹他,ネットワークシステムと暗号 電子化社会の危機管理,Computer Today No.86,日本,株式会社サイエンス社,1998年 7月 1日,第86号,第4-9頁
Attorney, Agent or Firm:
Tadahiko Ito
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