Hybrid laser source comprising an integrated waveguide containing an intermediate Bragg grating
US11862928B2 · kind B2 · utility
1Cited by
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19Claims
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Key dates
| Filing date | Jul 27, 2020 |
| Grant date | Jan 2, 2024 |
| Priority date | — |
| Expiry date | Feb 15, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01S5/125
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A laser source includes a semiconductor pad containing an active waveguide arranged on a functionalized substrate having an integrated waveguide. The integrated waveguide is formed from a stack of a first portion and of a second portion. A Bragg grating is arranged in the first portion and is covered by the second portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.