Despeckling stability
US10338402B2 · kind B2 · utility
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21References
20Claims
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Key dates
| Filing date | Mar 16, 2018 |
| Grant date | Jul 2, 2019 |
| Priority date | — |
| Expiry date | Mar 16, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01S2301/02
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An apparatus and method that improves the stability of despeckling using stimulated Raman scattering in an optical fiber. Optical modes in the fiber are scrambled by physical movement of the optical fiber, focusing assembly, or laser beam. The improvement in stability may include a reduction in flicker or reduction in long-term drift.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.