Positive coefficient dynamic electro-optical phase shifter
US9405137B2 · kind B2 · utility
2Cited by
3References
20Claims
0Family size
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Inventor
Key dates
| Filing date | May 21, 2014 |
| Grant date | Aug 2, 2016 |
| Priority date | — |
| Expiry date | Jun 4, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B10/548
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A semiconductor electro-optical phase shifter may include an optical action zone configured to be inserted in an optical waveguide, and a bipolar transistor structure configured so that, in operation, collector current of the bipolar transistor structure crosses the optical action zone perpendicular to the axis of the optical waveguide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.