Title:
RADIO FREQUENCY FILTER HAVING CAVITY STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2016/171380
Kind Code:
A1
Abstract:
The present invention relates to a radio frequency filter having a cavity structure, comprising: a housing, the interior of which is hollow so as to have a cavity, and which has an open surface on one side thereof; a cover for sealing the open surface of the housing; and a resonance element positioned in the hollow portion of the housing, the resonance element having a flat plate portion, which has a the shape of a flat plate, and a support table, which couples the flat plate portion to the housing, thereby supporting the same, wherein the flat plate portion of the resonance element has at least two through-holes formed therein, the support table has a male screw structure formed on the lower end part for screw coupling, and the housing has a female screw structure formed thereon so as to be screw-coupled to the male screw structure, which is formed on the lower end part of the support table.
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Inventors:
PARK NAM-SHIN (KR)
KIM BYEONG-CHUL (KR)
JEONG DAE-SOO (KR)
KIM BYEONG-CHUL (KR)
JEONG DAE-SOO (KR)
Application Number:
PCT/KR2016/001537
Publication Date:
October 27, 2016
Filing Date:
February 16, 2016
Export Citation:
Assignee:
KMW INC (KR)
International Classes:
H01P1/20; H01P7/06
Domestic Patent References:
| WO2015018051A1 | 2015-02-12 | |||
| WO2012162948A1 | 2012-12-06 |
Foreign References:
| JP2011097463A | 2011-05-12 | |||
| KR20140026235A | 2014-03-05 | |||
| KR20040020683A | 2004-03-09 |
Other References:
See also references of EP 3288108A4
Attorney, Agent or Firm:
LEE, Keon-Joo et al. (KR)
이건주 (KR)
이건주 (KR)
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