Patent · US Expired

Elimination of electric-pop noise in MR/GMR device

US6583971B1 · kind B1 · utility

7Cited by
8References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 9, 1999
Grant dateJun 24, 2003
Priority date
Expiry dateMar 9, 2019

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B2005/3996
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

The invention relates to a magnetoresistive device comprising: a bottom shield; a top shield; an AMR/GMR device; a first insulating gap layer between said bottom shield and said AMR/GMR; a second insulating gap layer between said AMR/GMR and said top shield; and conductive layer contacting electrically both said AMR.GMR device to siaid bottom shield. Furthermore, similar active devices free of electric-pop noise also be disclosed.

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