Electronic cash system for an electronic wallet
US6959873B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 9, 2002 |
| Grant date | Nov 1, 2005 |
| Priority date | — |
| Expiry date | Jul 9, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06Q20/20
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
Electronic purse payment system in the form of a smart card in which payment of a purchase in a shop is performed by a payment terminal (20), by deducting the purchase amount from the amount in purse memory, the payment terminal being connected to a bank system including an authorization center (22), an acquisition system (24) for collecting all transactions made using the payment terminal and a centralized compensation system (26). The system includes an electronic till (14) located where the transaction occurs including at least a reading/writing device (40), a microprocessor (36), a memory (38) and a security application module (42) for giving authorization to perform the transaction, the purse memory being increased equal to the purchase amount when the purse memory is read by the reading/writing device so that management of a transaction made at the shop is achieved at the transaction location.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.