JPS60160603U

JPS60160603U - Trap structure with coaxial resonator

Info

Publication number: JPS60160603U
Application number: JP4725484U
Authority: JP
Inventors: 容平石川; 寄田　忠弘
Original assignee: 株式会社村田製作所
Priority date: 1984-03-30
Filing date: 1984-03-30
Publication date: 1985-10-25

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は、従来トラップを有するバンドパスフィルタの
概略説明回路図、第２図は、第１の実施例の断面図、第
３図は電流の流れを示す説明断面図、第４図は等価回路
図、第５図は第２の実施例の断面図、第６図は電流の流
れを示す説明断面図、第７図は等価回路図、第８図は第
３の実施例の断面図、第９図は電流の流れを示す説明断
面図、第１０図は等価回路図。１１はケース、１３はコネクタ、１４は心線、１６．１
８は誘電体同軸共振器、１６ａ、１８ａは内導体電極膜
、１６ｂ、１８ｂは外導体電極膜。 −箪２図管７図Fig. 1 is a schematic explanatory circuit diagram of a bandpass filter having a conventional trap, Fig. 2 is a cross-sectional view of the first embodiment, Fig. 3 is an explanatory cross-sectional view showing the flow of current, and Fig. 4 is an equivalent circuit diagram. A circuit diagram, FIG. 5 is a sectional view of the second embodiment, FIG. 6 is an explanatory sectional view showing the flow of current, FIG. 7 is an equivalent circuit diagram, and FIG. 8 is a sectional view of the third embodiment. FIG. 9 is an explanatory sectional view showing the flow of current, and FIG. 10 is an equivalent circuit diagram. 11 is a case, 13 is a connector, 14 is a core wire, 16.1
8 is a dielectric coaxial resonator, 16a and 18a are inner conductor electrode films, and 16b and 18b are outer conductor electrode films. -Kan 2 Diagram Tube 7 Diagram

Claims

[Scope of utility model registration request]

(1) A coaxial resonator is inserted into the core wire of the connector attached to the case, so that the main current flows into and out of the coaxial resonator at least on either the hot line or the ground line, and at the frequency to be trapped. A trap structure using coaxial resonators, characterized in that the coaxial resonators cause parallel resonance.

(2) A trap structure using a coaxial resonator according to claim (1) of the utility model registration, characterized in that the outer conductor of the coaxial resonator is electrically connected to the case.

(3) Utility model registration claim No. 1 (1) characterized in that the inner conductor of the coaxial resonator is electrically connected to the core wire of the connector.
Trap structure using a coaxial resonator as described in ).

(4) Utility model registration claim No. (2), characterized in that the coaxial resonator is a 1/4 wavelength coaxial resonator;
A trap structure using a coaxial resonator as described in (3).