Directional coupler
US7821353B2 · kind B2 · utility
0Cited by
1References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 20, 2008 |
| Grant date | Oct 26, 2010 |
| Priority date | — |
| Expiry date | Feb 21, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K1/0237
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A directional coupler includes two parallel coupled lines and two sector metal plates. The two sector metal plates are connected to a middle portion of each of the two coupled lines. Central angles of the two sector metal plate are less than 90 degrees.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.