Frequency tunable filter
US8179212B2 · kind B2 · utility
3Cited by
5References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 30, 2008 |
| Grant date | May 15, 2012 |
| Priority date | — |
| Expiry date | May 24, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01P7/04
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A frequency tunable filter comprises a housing having a plurality of walls therein defining a plurality of cavities; a cover mounted on the housing; a plurality of resonators contained in the cavities; at least one sliding member located between the cover and the resonators; and a plurality of metal tuning elements attached to a lower part of the sliding member, wherein frequency tuning is performed by sliding of the sliding member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.