Wide band directional coupler
US6140887A · kind A · utility
8Cited by
1References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 22, 1999 |
| Grant date | Oct 31, 2000 |
| Priority date | — |
| Expiry date | Jan 22, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03H7/38
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A wide band directional coupler of the type using ferrite cores and discrete winding in which a special winding method and its position on the core improves coupling flatness, directivity, as well as input and output VSWR.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.