Video-recording and replaying apparatus, I/O scheduling method, and program
US8615165B2 · kind B2 · utility
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Key dates
| Filing date | Sep 23, 2011 |
| Grant date | Dec 24, 2013 |
| Priority date | — |
| Expiry date | Nov 20, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N5/76
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A video-recording and replaying apparatus includes a block device for use as a recording medium for video-recording and a control part, when a plurality of tasks each representing a process in regard to video-recording and replaying on the block device are executed, performing I/O scheduling on the block device by using time slices each predetermined for each of the tasks so that a total amount of I/O data for each of the tasks in each round-robin cycle for the block device is approximately equal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.