High speed intensity modulated light source
US4638483A · kind A · utility
7Cited by
1References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 30, 1984 |
| Grant date | Jan 20, 1987 |
| Priority date | — |
| Expiry date | Jul 30, 2004 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/215
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A semiconductor laser is frequency modulated and the output is put through an FM to IM converter. Intensity modulation is obtained at high frequency with the use of low switching current and minimal chirping oscillations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.