发明名称 |
STORING ELECTRONIC RECEIPTS ON A REMOVABLE STORAGE MEDIUM |
摘要 |
<p>A method and apparatus for encoding transactions for goods and services usin g an e-receipt is provided. A consumer and a merchant conduct a commercial transaction using a distributed data processing system. An electronic receip t is recorded on a removable storage medium at a first data processing system. The electronic receipt contains data concerning the commercial transaction. The removable storage medium is then read at a second data processing system . After validating the electronic receipt, another commercial transaction or another stage of the original commercial transaction may be performed. The electronic receipt may be validated for a warranty claim on goods or service s subject to the purchase transaction, and the removable storage medium may be an optical card or a smart card, either of which is able to store thousands of e-receipts and other electronic documents related to a commercial transactio n, with the integrity of each guaranteed through digital signature, digital certificate, etc.</p> |
申请公布号 |
CA2372650(A1) |
申请公布日期 |
2000.12.21 |
申请号 |
CA20002372650 |
申请日期 |
2000.06.01 |
申请人 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
发明人 |
RODRIGUEZ, HERMAN;SMITH, NEWTON JAMES |
分类号 |
G06Q20/00;G07F7/00;G07F7/08;G07F7/10;G07G5/00;(IPC1-7):G07F7/00 |
主分类号 |
G06Q20/00 |
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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