Patent · US Expired

Magnetoresistive transducer with spin-valve structure and manufacturing method of the same

US6093444A · kind A · utility

10Cited by
8References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 29, 1997
Grant dateJul 25, 2000
Priority date
Expiry dateDec 29, 2017

Classification

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

Abstract

A MR transducer with a spin-valve structure formed on a substrate. The spin-valve structure has at least an antiferromagnetic material layer made of a NiMn alloy, a first ferromagnetic material layer, a nonmagnetic material layer and a second ferromagnetic material layer sequentially deposited on the substrate in this order.

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