Storage medium driving device, storage medium and data protecting method
US6173390A · kind A · utility
6Cited by
5References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 3, 1997 |
| Grant date | Jan 9, 2001 |
| Priority date | — |
| Expiry date | Oct 3, 2017 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B20/0021
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A data protecting method wherein a resident control program which is stored as to be resident in a storage medium driving device judges on the basis of instruction from an executing device for executing a specified process, whether a control program for executing the process is incorporated or not therein, searches the control program from a set storage medium when the result of judgment is NO, reads in the searched control program, and incorporates the read-in control program therein. A storage medium driving device which stores this resident control program as to be resident, and a storage medium which is driven by this device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.