Data processing apparatus, access control method, and storage medium
US8627027B2 · kind B2 · utility
2Cited by
2References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 18, 2011 |
| Grant date | Jan 7, 2014 |
| Priority date | — |
| Expiry date | Jul 3, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F2213/0038
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
When an accessible state of an external memory unit is instructed to be canceled and data is not storing in the external memory unit, a data processing apparatus cancels the accessible state of the external memory unit if the external memory unit is not set as a backup destination, and does not cancel the accessible state of the external memory unit if the external memory unit is set as the backup destination.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.