Rotating write field generated by circulating domain walls in a magnetic ring: a DC-driven high-frequency oscillator
US7593184B2 · kind B2 · utility
11Cited by
14References
10Claims
0Family size
Assignee
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Key dates
| Filing date | Oct 24, 2005 |
| Grant date | Sep 22, 2009 |
| Priority date | — |
| Expiry date | Jun 12, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/1278
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An apparatus comprises a ring of magnetic material, a source for applying a setting magnetic field to the ring, and first and second electrodes for applying an electric current to the ring. A method of using the apparatus to write to a magnetic storage medium is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.