Patent · US Active

Magnetic element with coupled side shield

US8760820B1 · kind B1 · utility

13Cited by
13References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 30, 2012
Grant dateJun 24, 2014
Priority date
Expiry dateNov 30, 2032

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01F10/3272
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A magnetic element may be constructed in accordance with various embodiments as a data reader. The magnetic element can have at least a magnetic reader that contacts a top shield and is separated from a side shield on an air bearing surface (ABS). The side shield may be antiferromagnetically coupled to the top shield via a coupling layer disposed between the top and side shields.

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