Integrated optical device
US4776661A · kind A · utility
59Cited by
14References
28Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 13, 1986 |
| Grant date | Oct 11, 1988 |
| Priority date | — |
| Expiry date | Nov 13, 2006 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01S5/141
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An integrated optical device for performing optical data processing in an integrated arrangement using an optical waveguide comprises a substrate, a slab optical waveguide provided on the substrate, a channel optical waveguide provided at a portion of the slab optical waveguide, and a grating coupler provided with a grating structure at a portion of the channel optical waveguide to optically couple the slab optical waveguide and the channel optical waveguide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.