Waveguide dielectric resonator electrically tunable filter
US7042316B2 · kind B2 · utility
9Cited by
32References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 30, 2004 |
| Grant date | May 9, 2006 |
| Priority date | — |
| Expiry date | Jun 4, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01P1/207
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A tunable filter which may include at least one resonator. The at least one resonator may comprise a ring resonator made on a dielectric substrate placed in a waveguide, wherein the waveguide may contain a cut-off portion which houses and shields at least one resonator containing at least one tunable capacitor therein. A DC Bias circuit may be connected to the at least one resonator and may be capable of providing DC bias to the at least one tunable capacitor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.