Title:
FILTER AND MANUFACTURING METHOD FOR SAME
Document Type and Number:
WIPO Patent Application WO/2021/221449
Kind Code:
A1
Abstract:
The present invention relates to a filter and to a manufacturing method for same, and particularly, the filter comprises: an RF connector which establishes a predetermined electrical signal line; a filter body which has at least one impedance matching space in which the RF connector is installed; an associated PCB board on which one end of the RF connector is mounted and fixed, and which is closely coupled to one side of the filter body; and an annular gasket which is interposed so as to shield signal leakage between the one side of the filter body and the associated PCB board, wherein a surface, to which the annular gasket is attached, of the one side of the filter body is processed with concavo-convex portions so as to increase an attachment area, such that the filter provides an advantage of improving the adhesive force of an attachment portion to which the gasket is attached.
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Inventors:
PARK NAM SHIN (KR)
JANG SUNG HO (KR)
LEE KWANG IL (KR)
KO KYOUNG HUN (KR)
KIM JOUNG HOE (KR)
PARK YONG JIN (KR)
JANG SUNG HO (KR)
LEE KWANG IL (KR)
KO KYOUNG HUN (KR)
KIM JOUNG HOE (KR)
PARK YONG JIN (KR)
Application Number:
PCT/KR2021/005344
Publication Date:
November 04, 2021
Filing Date:
April 28, 2021
Export Citation:
Assignee:
KMW INC (KR)
International Classes:
H03H9/02; H03H3/007; H03H9/00
Foreign References:
| US5847317A | 1998-12-08 | |||
| US20040188234A1 | 2004-09-30 | |||
| US20030043688A1 | 2003-03-06 | |||
| US6056291A | 2000-05-02 | |||
| KR20160145026A | 2016-12-19 |
Attorney, Agent or Firm:
SUAN INTELLECTUAL PROPERTY (KR)
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