Apparatus, method and computer program for processing information
US8270813B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 31, 2007 |
| Grant date | Sep 18, 2012 |
| Priority date | — |
| Expiry date | Jul 19, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2220/2516
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An information processing apparatus for recording data in a file by first unit on a recording medium in accordance with a predetermined file system, which may include a recording control unit performing a recording control operation to record a predetermined file on the recording medium, the recording control operation including data recording control for recording successively the data on the recording medium by first unit and management information updating control for updating management information of the predetermined file system on the recording medium, a generating unit successively generating difference information of the management information by second unit during the recording control operation of the recording control unit, the second unit being an integer multiple of the least common multiple of the first unit and a minimum unit of the predetermined file system, and a backup storage unit storing as backup information the difference information generated by the generating unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.