Near field transducer having sacrificial structure
US9153277B2 · kind B2 · utility
2Cited by
4References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 7, 2014 |
| Grant date | Oct 6, 2015 |
| Priority date | — |
| Expiry date | Nov 7, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49032
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Near field transducers (NFTs) and devices that include a peg having an air bearing region and an opposing back region, the back region including a sacrificial structure, a disc having a first surface in contact with the peg, and a barrier structure, the barrier structure positioned between the opposing back region of the peg and the first surface of the disc.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.