Patent · US Expired

Magnetic head having magnetic shield layers

US6643105B2 · kind B2 · utility

6Cited by
3References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 8, 2002
Grant dateNov 4, 2003
Priority date
Expiry dateAug 8, 2022

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B5/40
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A magnetic head include a pair of magnetic shield layers, a pair of gap layers formed between the pair of magnetic shield layers, a magnetoresistive layer arranged between the pair of gap layers, and a pair of electrodes electrically connected to the magnetoresistive layer. At least one of the pair of magnetic shield layers is formed as a discontinuous multi-layer or as a mixed layer.

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