Patent · US Expired

Disk drive apparatus, servo control circuit, method of manufacturing recording medium, magnetic recording medium, and method of checking recording medium

US7126783B2 · kind B2 · utility

1Cited by
1References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 20, 2005
Grant dateOct 24, 2006
Priority date
Expiry dateJun 20, 2025

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B5/59633
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A disk drive apparatus that performs a positioning of a head based on servo information recorded on a recording medium includes a servo control unit that performs a servo control based on a set of pieces of servo information selected from a plurality of sets of pieces of servo information recorded on the recording medium.

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