JPH01126601U - - Google Patents
Info
- Publication number
- JPH01126601U JPH01126601U JP1628988U JP1628988U JPH01126601U JP H01126601 U JPH01126601 U JP H01126601U JP 1628988 U JP1628988 U JP 1628988U JP 1628988 U JP1628988 U JP 1628988U JP H01126601 U JPH01126601 U JP H01126601U
- Authority
- JP
- Japan
- Prior art keywords
- input
- output coupling
- view
- resonator
- adjustment member
- 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 14
- 238000010168 coupling process Methods 0.000 claims description 14
- 238000005859 coupling reaction Methods 0.000 claims description 14
- 239000002184 metal Substances 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 1
Description
第１図ａは本考案の第一の実施例のインターデ
イジタルフイルタを示す正面断面図、第１図ｂは
同図ａにおけるＡ―Ａ線断面図、第１図ｃは同フ
イルタの金属板を示す平面図、第１図ｄは同じく
正面図、第２図は第一の実施例の変形例に係る金
属板の平面図、第３図ａは第二の実施例に係る入
出力結合部の正面図、第３図ｂは同じく側面図、
第４図ａは第二の実施例の変形例に係る入出力結
合部の正面断面図、第４図ｂは同じく側面図、第
４図ｃは同入出力結合部に外嵌された金属スペー
サの正面図、第４図ｄは同じく側面図である。さ
らに、第５図ａは従来のインターデイジタルフイ
ルタの正面断面図、第５図ｂは同図ａにおけるＢ
―Ｂ線断面図、第５図ｃは同フイルタの金属板を
示す平面図、第５図ｄは同じく正面図、第６図ａ
は他の従来例を示す正面断面図、第６図ｂは同じ
く内部構造を示す平面図、第６図ｃは入出力結合
部の斜視図、第６図ｄは共振器の斜視図である。
１，２：金属ケース、３：金属板、４，５：共
振器、６，７：入出力結合部、８：段間結合調整
ビス、９，１０：コネクタ、２２，２３：入出力
結合部、２４，２５：共振器、１０１，１０２，
１０７，１０８，１０９，１１３：溝、１０３，
１０４：入出力結合調整部材。
Figure 1a is a front sectional view showing an interdigital filter according to the first embodiment of the present invention, Figure 1b is a sectional view taken along line A--A in Figure 1a, and Figure 1c is a metal plate of the filter. FIG. 1d is a front view, FIG. 2 is a plan view of a metal plate according to a modification of the first embodiment, and FIG. 3a is a plan view of an input/output coupling part according to a second embodiment. Front view, Figure 3b is also a side view,
FIG. 4a is a front sectional view of an input/output coupling part according to a modification of the second embodiment, FIG. 4b is a side view of the same, and FIG. 4c is a metal spacer fitted onto the input/output coupling part. FIG. 4d is a front view, and FIG. 4d is a side view. Furthermore, FIG. 5a is a front sectional view of a conventional interdigital filter, and FIG. 5b is a B in FIG.
-B sectional view, Figure 5c is a plan view showing the metal plate of the same filter, Figure 5d is also a front view, Figure 6a
6 is a front sectional view showing another conventional example, FIG. 6b is a plan view showing the internal structure, FIG. 6c is a perspective view of an input/output coupling section, and FIG. 6d is a perspective view of a resonator. 1, 2: Metal case, 3: Metal plate, 4, 5: Resonator, 6, 7: Input/output coupling section, 8: Interstage coupling adjustment screw, 9, 10: Connector, 22, 23: Input/output coupling section , 24, 25: resonator, 101, 102,
107, 108, 109, 113: groove, 103,
104: Input/output coupling adjustment member.
Claims (1)
金属製の入出力結合部とを備え、かつ、上記共振
器と入出力結合部との間に入出力結合調整部材を
挿入することにより所望の入出力結合量が得られ
るインターデイジタルフイルタであつて、上記入
出力結合部における入出力結合調整部材の挿入軌
道と接触する部位を溝状に形成したことを特徴と
するインターデイジタルフイルタ。 A desired input/output coupling is achieved by providing an interdigital resonator and a metal input/output coupling section in a metal case, and inserting an input/output coupling adjustment member between the resonator and the input/output coupling section. 1. An interdigital filter capable of obtaining a constant flow rate, characterized in that a portion of the input/output coupling portion that comes into contact with the insertion track of the input/output coupling adjustment member is formed in a groove shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988016289U JPH062321Y2 (en) | 1988-02-12 | 1988-02-12 | Interdigital filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988016289U JPH062321Y2 (en) | 1988-02-12 | 1988-02-12 | Interdigital filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01126601U true JPH01126601U (en) | 1989-08-30 |
| JPH062321Y2 JPH062321Y2 (en) | 1994-01-19 |
Family
ID=31229089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988016289U Expired - Lifetime JPH062321Y2 (en) | 1988-02-12 | 1988-02-12 | Interdigital filter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH062321Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003055002A1 (en) * | 2001-12-21 | 2003-07-03 | 日本電気株式会社 | Strcture for adjusting degree of coupling in directional coupler |
| JP2014138295A (en) * | 2013-01-17 | 2014-07-28 | Mitsubishi Electric Corp | Resonator, filter and filter bank |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5798003U (en) * | 1980-12-08 | 1982-06-16 | ||
| JPS59128802A (en) * | 1983-01-13 | 1984-07-25 | Matsushita Electric Ind Co Ltd | Coaxial filter |
-
1988
- 1988-02-12 JP JP1988016289U patent/JPH062321Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5798003U (en) * | 1980-12-08 | 1982-06-16 | ||
| JPS59128802A (en) * | 1983-01-13 | 1984-07-25 | Matsushita Electric Ind Co Ltd | Coaxial filter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003055002A1 (en) * | 2001-12-21 | 2003-07-03 | 日本電気株式会社 | Strcture for adjusting degree of coupling in directional coupler |
| JP2014138295A (en) * | 2013-01-17 | 2014-07-28 | Mitsubishi Electric Corp | Resonator, filter and filter bank |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH062321Y2 (en) | 1994-01-19 |
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