Quantum cascade laser
US6922427B2 · kind B2 · utility
10Cited by
7References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 28, 2001 |
| Grant date | Jul 26, 2005 |
| Priority date | — |
| Expiry date | Jul 23, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB82Y20/00
- WIPO fieldMicro-structural and nano-technology
- WIPO sectorChemistry
Abstract
Quantum cascade laser especially comprising a gain region (14) formed from several layers (20) which each comprise: The layers of the gain region (14) each constitute an active region extending from one to the other of the injection barriers (22) which are adjacent to it. The strata (26, 28) are dimensioned such that:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.