Monitoring mechanisms for optical systems
US7391977B2 · kind B2 · utility
17Cited by
13References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 12, 2004 |
| Grant date | Jun 24, 2008 |
| Priority date | — |
| Expiry date | Feb 20, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B10/07953
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
This application describes optical monitoring devices and applications in optical systems for monitoring various optical parameters of light, including the signal to noise ratio, the degree of polarization, and the differential group delay (DGD).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.