JPH0260302U - - Google Patents
Info
- Publication number
- JPH0260302U JPH0260302U JP13799488U JP13799488U JPH0260302U JP H0260302 U JPH0260302 U JP H0260302U JP 13799488 U JP13799488 U JP 13799488U JP 13799488 U JP13799488 U JP 13799488U JP H0260302 U JPH0260302 U JP H0260302U
- Authority
- JP
- Japan
- Prior art keywords
- coupling means
- dielectric filter
- view
- interstage coupling
- external
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
Description
第１図は本考案に係る誘電体フイルタの第１実
施例であつて一部を断面とした正面図、第２図は
第１実施例の場合の等価回路図、第３図は第１実
施例と従来の誘電体フイルタの減衰特性を比較し
て示すグラフ、第４図は本考案の第２実施例の正
面図、第５図は第２実施例の要部を示す斜視図、
第６図は本考案の第３実施例であつて一部を断面
とした正面図、第７図は従来の誘電体フイルタの
正面図である。
１……絶縁板、２Ａ乃至２Ｔ……結合用電極、
４，３０……誘電体共振子、１０……インダクタ
、２０……空芯コイル。
Fig. 1 is a partially sectional front view of the first embodiment of the dielectric filter according to the present invention, Fig. 2 is an equivalent circuit diagram of the first embodiment, and Fig. 3 is the first embodiment. A graph showing a comparison of the attenuation characteristics of the example and the conventional dielectric filter, FIG. 4 is a front view of the second embodiment of the present invention, and FIG. 5 is a perspective view showing the main parts of the second embodiment.
FIG. 6 is a partially sectional front view of a third embodiment of the present invention, and FIG. 7 is a front view of a conventional dielectric filter. 1... Insulating plate, 2A to 2T... Coupling electrode,
4, 30...dielectric resonator, 10...inductor, 20...air core coil.
Claims (1)
体フイルタにおいて、前記外部段間結合手段の一
部にインダンタンス結合を組み入れたことを特徴
とする誘電体フイルタ。 1. A dielectric filter using external interstage coupling means using capacitance, characterized in that an inductance coupling is incorporated into a part of the external interstage coupling means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988137994U JPH0731604Y2 (en) | 1988-10-22 | 1988-10-22 | Dielectric filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988137994U JPH0731604Y2 (en) | 1988-10-22 | 1988-10-22 | Dielectric filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0260302U true JPH0260302U (en) | 1990-05-02 |
| JPH0731604Y2 JPH0731604Y2 (en) | 1995-07-19 |
Family
ID=31399928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988137994U Expired - Lifetime JPH0731604Y2 (en) | 1988-10-22 | 1988-10-22 | Dielectric filter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0731604Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006254114A (en) * | 2005-03-10 | 2006-09-21 | Soshin Electric Co Ltd | Delay line |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5976104U (en) * | 1982-11-14 | 1984-05-23 | 株式会社村田製作所 | filter device |
| JPS61191101A (en) * | 1985-02-19 | 1986-08-25 | Murata Mfg Co Ltd | Filter |
| JPS61193501A (en) * | 1985-02-21 | 1986-08-28 | Murata Mfg Co Ltd | Filter |
| JPS6268308U (en) * | 1985-10-19 | 1987-04-28 | ||
| JPS63124601A (en) * | 1986-11-14 | 1988-05-28 | Oki Electric Ind Co Ltd | Dielectric filter |
| JPS63206016A (en) * | 1987-02-20 | 1988-08-25 | Murata Mfg Co Ltd | Filter and composite filter using it |
| JPH0234001A (en) * | 1988-07-25 | 1990-02-05 | Matsushita Electric Ind Co Ltd | Band stop filter |
-
1988
- 1988-10-22 JP JP1988137994U patent/JPH0731604Y2/en not_active Expired - Lifetime
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5976104U (en) * | 1982-11-14 | 1984-05-23 | 株式会社村田製作所 | filter device |
| JPS61191101A (en) * | 1985-02-19 | 1986-08-25 | Murata Mfg Co Ltd | Filter |
| JPS61193501A (en) * | 1985-02-21 | 1986-08-28 | Murata Mfg Co Ltd | Filter |
| JPS6268308U (en) * | 1985-10-19 | 1987-04-28 | ||
| JPS63124601A (en) * | 1986-11-14 | 1988-05-28 | Oki Electric Ind Co Ltd | Dielectric filter |
| JPS63206016A (en) * | 1987-02-20 | 1988-08-25 | Murata Mfg Co Ltd | Filter and composite filter using it |
| JPH0234001A (en) * | 1988-07-25 | 1990-02-05 | Matsushita Electric Ind Co Ltd | Band stop filter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006254114A (en) * | 2005-03-10 | 2006-09-21 | Soshin Electric Co Ltd | Delay line |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0731604Y2 (en) | 1995-07-19 |