Patent · US Expired

Laminated medium with antiferromagnetic stabilization layers

US6759149B1 · kind B1 · utility

8Cited by
19References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 18, 2001
Grant dateJul 6, 2004
Priority date
Expiry dateDec 15, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/265
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

Laminated magnetic recording medium with two Co-containing layers separated by a non-magnetic interlayer is stablished by Ru-containing layers between the recording layers and Co-containing stablization layers through antiferromagnetic coupling.

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