发明名称 |
STAMP RALLY SYSTEM, STAMP RALLY MANAGEMENT DEVICE, STAMP ISSUE TERMINAL, STAMP RALLY PARTICIPATION TERMINAL AND STAMP RALLY EXECUTION METHOD |
摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a stamp rally system, a stamp rally management device, a stamp issue terminal, a stamp rally participation terminal and a stamp rally execution method for reducing processing quantity related with the reception of gift data in the case of electronically achieving a stamp rally. <P>SOLUTION: A participation terminal 30 is provided with a stamp issue requesting part 33 for requesting a stamp issue terminal to issue stamp data required for acquiring gift data by transmitting stamp sheet data as a cryptogram encrypted according to a threshold encryption system to the stamp issue terminal; and a decryption part 35 for decrypting the cryptogram into a plane text according to the threshold encryption system by using the plurality of stamp data acquired from the stamp issue terminal to acquire gift data. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
申请公布号 |
JP2009093469(A) |
申请公布日期 |
2009.04.30 |
申请号 |
JP20070264323 |
申请日期 |
2007.10.10 |
申请人 |
NTT DOCOMO INC |
发明人 |
ISHIHARA TAKESHI;AONO HIROSHI;HONGO SETSUYUKI |
分类号 |
G06Q50/00;G06Q50/10;H04L9/08 |
主分类号 |
G06Q50/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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