Spot size converter with a plurality of branches for HAMR heads
US9053716B1 · kind B1 · utility
8Cited by
9References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 7, 2014 |
| Grant date | Jun 9, 2015 |
| Priority date | — |
| Expiry date | May 7, 2034 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B2005/0021
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Embodiments disclosed herein generally relate to a magnetic write head including a media facing surface and a surface opposite the media facing surface. The magnetic write head also includes a SSC having a first end extending to the surface opposite the media facing surface. The first end of the SSC has at least two tips. The multiple-tipped first end of the SSC is configured to receive a laser beam and the laser beam coupling efficiency is improved by having the multiple-tipped first end.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.