System, method, and computer readable medium for micropayment with varying denomination
US8032466B2 · kind B2 · utility
1Cited by
4References
1Claims
0Family size
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Key dates
| Filing date | May 24, 2007 |
| Grant date | Oct 4, 2011 |
| Priority date | — |
| Expiry date | Jun 10, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2209/56
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A system, a method, and a computer readable medium for micropayment with varying denomination are disclosed. The method utilizes a secret value, a public information, a number base parameter, a bit parameter, and merged one-way hash chains to calculate a root for providing a certificate of a transaction among a customer, a merchant and a service device. Therefore, the purpose of varying denomination for micropayment system can be achieved and the trade safety and the efficiency during the transaction process can be enhanced as well.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.