Isolation tuners for directional couplers
US9419675B2 · kind B2 · utility
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5References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 3, 2014 |
| Grant date | Aug 16, 2016 |
| Priority date | — |
| Expiry date | May 2, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B1/525
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A device according to one embodiment includes a variable-capacitor-tuned isolation tuning circuit having a directional coupler having an input port, an output port, an isolation port, and a coupling port. The variable-capacitor-tuned isolation tuning circuit also has and a tunable capacitor coupled in shunt to the coupling port of the directional coupler.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.