Wavelength-controlled semiconductor laser device
US8345719B2 · kind B2 · utility
5Cited by
3References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 16, 2009 |
| Grant date | Jan 1, 2013 |
| Priority date | — |
| Expiry date | Jan 6, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01S5/18347
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A semiconductor laser device comprising a laser diode with an integrated photodiode, wherein one of the components of the laser diode with the integrated photodiode is also used for heating the laser diode. A simpler design of a wavelength-controlled semiconductor laser is thus obtained.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.