Integrated circuit card reader with coupling circuit to limit the function of microprocessor of the reader
US6098888A · kind A · utility
31Cited by
7References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 30, 1997 |
| Grant date | Aug 8, 2000 |
| Priority date | — |
| Expiry date | May 30, 2017 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06K7/0013
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
To limit the functions of microprocessors present in smart card readers that are designed to react to external demands in real time, a coupling circuit has been created to couple the reader to the smart card. The coupling circuit carries out all the synchronization operations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.