Optical device and method of manufacturing the same
US9897753B2 · kind B2 · utility
1Cited by
8References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 22, 2016 |
| Grant date | Feb 20, 2018 |
| Priority date | — |
| Expiry date | Dec 22, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B2006/12097
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An optical device includes a substrate; a trench in a portion of the substrate; a clad layer arranged in the trench; a first structure arranged on the clad layer to have a first depth; and a second structure arranged on the clad layer to have a second depth different from the first depth.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.