Data carrier with protection against spy out
US6507130B1 · kind B1 · utility
17Cited by
8References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 29, 2000 |
| Grant date | Jan 14, 2003 |
| Priority date | — |
| Expiry date | Jun 29, 2020 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07F7/082
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
In a data carrier with a data processing device in which there is provided an external as well as an internal power supply, it is proposed to provide at least one switching means in which is accommodated in the data carrier in order to realize temporary decoupling of the external power supply, thus making the retrieval of sensitive data impossible.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.