Single mode optical transmission fiber, and method of making the fiber
US5596668A · kind A · utility
35Cited by
4References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 30, 1995 |
| Grant date | Jan 21, 1997 |
| Priority date | — |
| Expiry date | Jun 30, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P40/57
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
We have discovered that hydrogen-related loss in silica-based single mode transmission optical fiber can be reduced or eliminated by use of a substrate tube that contains hydrogen getter sites. Exemplarily, substrate tubes according to the invention are doped with Ge or P.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.