Magnetic field sensor comprising a spin-tunnel junction
US6486662B1 · kind B1 · utility
13Cited by
5References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 26, 1998 |
| Grant date | Nov 26, 2002 |
| Priority date | — |
| Expiry date | Oct 26, 2018 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/3922
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A magnetic field sensor comprises a transducer element, which:transducer element is a Spin Tunnel Junction, comprising a first and second magnetic layer which are sandwiched about an interposed electrical insulator layer; the sensor comprises a yoke having two arms; and the first magnetic layer is in direct contact with a first portion of a first arm of the yoke.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.