Waveguide ridge laser device with improved mounting and ridge protection
US5305340A · kind A · utility
6Cited by
18References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 16, 1992 |
| Grant date | Apr 19, 1994 |
| Priority date | — |
| Expiry date | Dec 16, 2012 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01S5/22
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A protection configuration for a semiconductor ridge waveguide laser structure is disclosed wherein layers of protective metal in the form of walls, is applied on each side of the ridge element of the ridged layer of the laser structure. The laser structure is then bonded to a mounting plate in a junction side down orientation by solder or a junction side up orientation by wire bonding. The metal layer may be composed of gold.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.