Communications system including an optical filter device and related methods
US9891425B2 · kind B2 · utility
1Cited by
7References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 20, 2016 |
| Grant date | Feb 13, 2018 |
| Priority date | — |
| Expiry date | Jun 20, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B2210/006
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An optical filter device may include an optical waveguide having an input and an output, and a plurality of first optical resonators optically coupled to the optical waveguide along a length thereof between the input and the output. The optical filter device may further include at least one second optical resonator optically coupled to the plurality of first optical resonators opposite the optical waveguide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.