Disk drive input sequencing for staggered drive spin-up
US7447926B1 · kind B1 · utility
3Cited by
12References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 7, 2007 |
| Grant date | Nov 4, 2008 |
| Priority date | — |
| Expiry date | Nov 7, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B19/209
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Disk drive spin-up is staggered to reduce peak power requirements. Spin-up of the drives is controlled by selectively delaying voltage inputs to the disk drives. Alternately, spin-up of the drives is controlled by staggering the timing of communications to the disk drives.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.