JPS59189302U

JPS59189302U - waveguide filter circuit

Info

Publication number: JPS59189302U
Application number: JP8397283U
Authority: JP
Inventors: 富田　直孝; 堀　重和
Original assignee: 株式会社東芝
Priority date: 1983-06-03
Filing date: 1983-06-03
Publication date: 1984-12-15
Also published as: JPH0122241Y2

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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来の導波管フィルタ回路に使用するダンベル
形の共振回路の金属パターンの一例を示す図であり、第
１図ａは平面図、第１図すは第１図ａをＸｌ−Ｘ１線に
沿って切断して見た断面図、第２図は従来の導波管フィ
ルタ回路の一例を示す断面図、第３図は第２図の等価回
路図、第４図は金属パターンの問題点を示す図であり、
第４図ａは平面図、第４図すは第４図ａをＸ２−Ｘ２線
に沿って切断して見た断面図、第５図は本考案の導波管
フィルタ回路に使用する誘電体基板上に被着形成された
ダンベル形の共振回路の金属膜パターンの一例を示す図
であり、第５図ａは平面図、第５図すは第５図ａをｘ３
−Ｘ３線に沿って切断して見た断面図、第６図は本考案
の導波管フィルタ回路の第１の実施例を示す図であり、
第６図ａは縦断面図、第６図すは第６図ａを矢印方向か
ら見た平面図、第７図は本考案の導波管フィルタ回路の
第２の実施例を示す要部側面図、第８図は本考案の導波
管フィルタ回路の第３の実施例を示す要部縦断面図、第
９図及び第１０図は本考案の導波管フィルタ回路の他の
実施例に使用する誘電体基板上に被着形成されたダンベ
ル形の共振回路のそれぞれ異なる金属膜パターンを示す
平面図である。１・・・金属板パターン、２．２２・・・共振窓、２ａ
。２ｂ、　　１２ａ、　　１２ｂ、　　１２ｂｌ−・・ポ
スト状の金属片、３ａ、　３ｂ、　２３ａ、　２３ｂ−
・・側部、４．２４−フィルタ回路、５．　２５．　３
５．、　３５□、４５・・・導波管、７・・・導波管主
線路、＄ａ、　３ｂ、　　９ａ、　９ｂ・・・インダク
タ、１０・・・キャパシタ、２０・・・誘電体基板、２
１−・・金属膜ハターン、２２ａ、２２ｂ。３２ａ、３２ｂ、４２ａ、４２ｂ−・・ポスト状の金属
膜片、３２ａｌ、　　３２ｂ１．４２ａｌ、　　４２ｂ
２−ホスト部、３２ａ２．　３２ｂ２．　４２ａ２．　
４２ｂｚ”・先端部、３６□、３６゜・・・フランジ、
３７１．３７゜・・・ねじ、３８１．３８□・・・ばね
部材。FIG. 1 is a diagram showing an example of a metal pattern of a dumbbell-shaped resonant circuit used in a conventional waveguide filter circuit. FIG. 1a is a plan view, and FIG. A sectional view taken along the X1 line, Fig. 2 is a sectional view showing an example of a conventional waveguide filter circuit, Fig. 3 is an equivalent circuit diagram of Fig. It is a diagram showing the problem,
Figure 4a is a plan view, Figure 4a is a cross-sectional view of Figure 4a taken along the line X2-X2, and Figure 5 is a dielectric used in the waveguide filter circuit of the present invention. 5 is a diagram showing an example of a metal film pattern of a dumbbell-shaped resonant circuit formed on a substrate, FIG. 5a is a plan view, and FIG.
FIG. 6 is a cross-sectional view taken along the line -X3, showing the first embodiment of the waveguide filter circuit of the present invention,
FIG. 6a is a longitudinal sectional view, FIG. 6 is a plan view of FIG. 6a viewed from the direction of the arrow, and FIG. 7 is a side view of the main part showing the second embodiment of the waveguide filter circuit of the present invention. 8 is a vertical cross-sectional view of main parts showing a third embodiment of the waveguide filter circuit of the present invention, and FIGS. 9 and 10 show other embodiments of the waveguide filter circuit of the present invention. FIG. 4 is a plan view showing different metal film patterns of a dumbbell-shaped resonant circuit formed on a dielectric substrate to be used. 1... Metal plate pattern, 2.22... Resonance window, 2a
. 2b, 12a, 12b, 12bl--post-shaped metal piece, 3a, 3b, 23a, 23b-
...side part, 4.24-filter circuit, 5. 25. 3
5. , 35□, 45... Waveguide, 7... Waveguide main line, $a, 3b, 9a, 9b... Inductor, 10... Capacitor, 20... Dielectric substrate, 2
1--Metal film pattern, 22a, 22b. 32a, 32b, 42a, 42b--Post-shaped metal film piece, 32al, 32b1.42al, 42b
2-host part, 32a2. 32b2. 42a2.
42bz"・Tip, 36□, 36゜...Flange,
371.37°...screw, 381.38□...spring member.

Claims

[Scope of utility model registration request]

A dielectric substrate formed by depositing a metal film pattern of a resonant circuit, at least one of which is disposed inside or at an end of a waveguide so as to be perpendicular to the direction of propagation of the microwave. waveguide filter circuit.