Waveguide structure for mid-IR multiwavelength concatenated distributed-feedback laser with an active core made of cascaded stages
US9547124B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Mar 13, 2013 |
| Grant date | Jan 17, 2017 |
| Priority date | — |
| Expiry date | Aug 29, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01S2301/166
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Concatenated distributed feedback lasers having novel waveguides are disclosed. The waveguides allow for coupling of the laser beam between active and passive waveguide structures and improved device design and output efficiency. Methods of making along with methods of using such devices are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.