Semiconductor laser array device
US4772082A · kind A · utility
7Cited by
9References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 19, 1986 |
| Grant date | Sep 20, 1988 |
| Priority date | — |
| Expiry date | Jun 19, 2006 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01S5/4068
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A semiconductor laser array device comprising a plurality of index-guided active waveguides optically and smoothly coupled with each other in a parallel manner, wherein the reflective index of the center area of at least one facet of said semiconductor laser array device corresponding to said active waveguides is higher than that of the other area of said facet corresponding to said active waveguides.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.