Optical semiconductor device, method for manufacturing optical semiconductor device, and method for manufacturing optical module
US9263853B2 · kind B2 · utility
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24References
8Claims
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Key dates
| Filing date | Jun 10, 2014 |
| Grant date | Feb 16, 2016 |
| Priority date | — |
| Expiry date | Sep 20, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01S5/0202
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An optical semiconductor device includes: a resonator end face; an optical waveguide; a window structure located between the resonator end face and the optical waveguide; and a vernier on the window structure and allowing measurement of length of the window structure along an optical axis direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.