Combined micro heater and waveguide power sensor for heat-assisted magnetic recording
US9087546B1 · kind B1 · utility
7Cited by
6References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 6, 2014 |
| Grant date | Jul 21, 2015 |
| Priority date | — |
| Expiry date | May 6, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2005/0021
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
In one general embodiment, an apparatus includes a write pole, a near field transducer, a waveguide for delivering light to the near field transducer, and a first heating device positioned between the write pole and at least one of the waveguide and the near field transducer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.