Title:
WIDEBAND ELECTRONICALLY TUNABLE CAVITY FILTERS
Document Type and Number:
WIPO Patent Application WO/2015/058713
Kind Code:
A1
Abstract:
An apparatus to filter electromagnetic waves includes a cavity and one or more tuning circuits. The cavity is configured to receive the electromagnetic waves and has a resonant frequency. The one or more tuning circuits are disposed proximate to or in the cavity. The one or more tuning circuits and the cavity are configured to filter the electromagnetic waves and the resonant frequency of the cavity is based on the one or more tuning circuits.
Inventors:
MIRAFTAB VAHID (CA)
Application Number:
PCT/CN2014/089446
Publication Date:
April 30, 2015
Filing Date:
October 24, 2014
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
H01P1/207; H01P7/06; H03H3/00
Domestic Patent References:
| WO2010063307A1 | 2010-06-10 |
Foreign References:
| CN101425788A | 2009-05-06 | |||
| CN1754281A | 2006-03-29 | |||
| CN101315999A | 2008-12-03 | |||
| CN101517822A | 2009-08-26 | |||
| US5329687A | 1994-07-19 |
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