Patent · US Expired

Removable hard disk drive (HDD) that is hot-plug compatible with multiple external power supply voltages

US7332832B2 · kind B2 · utility

4Cited by
20References
23Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 27, 2004
Grant dateFeb 19, 2008
Priority date
Expiry dateMar 28, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02B70/10
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Circuitry in a hard disk drive (HDD) senses the supply voltage, normally at power-on, and applies appropriate DC-to-DC conversion (pass-through, step-down, or boost regulation) according to the design requirements of the HDD.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.