Semiconductor diode laser array
US4318058A · kind A · utility
191Cited by
2References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 22, 1980 |
| Grant date | Mar 2, 1982 |
| Priority date | — |
| Expiry date | Apr 22, 2000 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01S5/4087
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An integrated laser array is disclosed in which a plurality of semiconductor lasers are integrated on a semiconductor multi-layer crystal that includes an active layer in which the band gap energy varies in one direction. By means of this arrangement a plurality of semiconductor lasers, which differ in their respective oscillating wavelengths over a relatively broad range, can be formed on a common substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.