Light coupling device and methods of forming same
US8976833B2 · kind B2 · utility
7Cited by
3References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 12, 2013 |
| Grant date | Mar 10, 2015 |
| Priority date | — |
| Expiry date | Mar 12, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/181
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An embodiment is a semiconductor device comprising an optical device over a first substrate, a vertical waveguide on a top surface of the optical device, the vertical waveguide having a first refractive index, and a capping layer over the vertical waveguide, the capping layer configured to be a lens for the vertical waveguide and the capping layer having a second refractive index.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.