External-cavity laser with reduced frequency noise
US11855416B2 · kind B2 · utility
1Cited by
2References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 28, 2021 |
| Grant date | Dec 26, 2023 |
| Priority date | — |
| Expiry date | Oct 26, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01S5/06821
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A laser for a distributed fiber sensing system may have a frequency discriminator integrated with the laser. The laser may be an external cavity laser, with at least a portion of the laser cavity on a planar lightwave circuit, which also includes the frequency discriminator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.