JPH02101603U - - Google Patents
Info
- Publication number
- JPH02101603U JPH02101603U JP1124089U JP1124089U JPH02101603U JP H02101603 U JPH02101603 U JP H02101603U JP 1124089 U JP1124089 U JP 1124089U JP 1124089 U JP1124089 U JP 1124089U JP H02101603 U JPH02101603 U JP H02101603U
- Authority
- JP
- Japan
- Prior art keywords
- conductive layer
- resonator
- electrode
- open
- face
- 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.)
- Pending
Links
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000000758 substrate Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
Description
第1図は本考案による誘電体フイルタの一実施
例を示す分解斜視図、第2図は第1図の誘電体フ
イルタの等価回路図、第3図は本考案による誘電
体フイルタによつて構成されるバンドパスフイル
タの減衰特性を説明するための特性線図、第4図
、第5図、第6図および第7図は導電パターンの
異なる構成例を示すプリント基板の平面図、第8
図および第9図はそれぞれ周波数調整ピンを設け
る場合の異なる構成例を示す分解斜視図、第10
図は従来の誘電体フイルタの斜視図、第11図は
第10図の誘電体フイルタの等価回路図である。
10……誘電体ブロツク、11〜15……共振
子穴、16〜19……結合子穴、20,21,3
6,37,39,40,42,43……電極用導
電層、25,26……入出力端子、30,50…
…プリント基板、31〜35……貫通孔、38,
41,44,45,46……接続用導電層、R1
〜R5……共振子、Z1〜Z4……結合インピー
ダンス、C1,C2……キヤパシタンス、L1…
…インダクタンス、Z10……付加インピーダン
ス。
FIG. 1 is an exploded perspective view showing an embodiment of the dielectric filter according to the present invention, FIG. 2 is an equivalent circuit diagram of the dielectric filter shown in FIG. 1, and FIG. 3 is a configuration of the dielectric filter according to the present invention. FIGS. 4, 5, 6 and 7 are characteristic diagrams for explaining the attenuation characteristics of the bandpass filter, and FIGS.
9 and 9 are exploded perspective views showing different configuration examples when a frequency adjustment pin is provided, and FIG.
The figure is a perspective view of a conventional dielectric filter, and FIG. 11 is an equivalent circuit diagram of the dielectric filter of FIG. 10. 10...Dielectric block, 11-15...Resonator hole, 16-19...Coupler hole, 20, 21, 3
6, 37, 39, 40, 42, 43... Conductive layer for electrode, 25, 26... Input/output terminal, 30, 50...
...Printed circuit board, 31-35...Through hole, 38,
41, 44, 45, 46...Connection conductive layer, R 1
~ R5 ...Resonator, Z1 ~ Z4 ...Coupling impedance, C1 , C2 ...Capacitance, L1 ...
...Inductance, Z 10 ...Additional impedance.
Claims (1)
くとも4個の共振子穴を並設すると共に、穴の両
開口端面のうちの一方を開放面としてそれを除く
各面にアース電位となる導電層を形成し、さらに
隣り合う共振子相互間をそれぞれ結合穴によつて
形成される結合インピーダンスを介して結合し、
前記複数の共振子穴のうち両端に位置する共振子
穴に入出力端子を誘電体ブロツクの開放面側から
装着する誘電体フイルタにおいて、 前記誘電体ブロツクの開放面上の任意の2つの
共振子穴の周辺にそれぞれ共振子穴内面の導電層
に接続された状態で第1および第2の電極用導電
層を形成すると共に、前記入出力端子に対応する
少なくとも2個の貫通孔を形成したプリント基板
を前記誘電体ブロツクの開放面上に配置し、前記
プリント基板に、前記第1の電極用導電層に対向
する第3の電極用導電層と、前記第2の電極用導
電層に対向する第4の電極用導電層と、前記第3
および第4の両電極用導電層を電気的に接続する
接続用導電層とからなる導電パターンを形成した
ことを特徴とする誘電体フイルタ。[Claims for Utility Model Registration] At least four resonator holes for forming a resonator in a dielectric block are arranged in parallel, and one of both open end faces of the hole is an open face, and each face other than the open end face is an open face. A conductive layer having a ground potential is formed on the resonator, and adjacent resonators are coupled through coupling impedances formed by respective coupling holes.
In a dielectric filter in which input/output terminals are attached to resonator holes located at both ends of the plurality of resonator holes from the open surface side of the dielectric block, any two resonators on the open surface of the dielectric block A print in which first and second electrode conductive layers are formed around the hole in a state connected to the conductive layer on the inner surface of the resonator hole, and at least two through holes corresponding to the input/output terminals are formed. A substrate is placed on the open surface of the dielectric block, and the printed circuit board is provided with a third conductive layer for an electrode opposite to the conductive layer for the first electrode, and a conductive layer for the second electrode opposite to the conductive layer for the second electrode. a fourth electrode conductive layer;
and a fourth conductive layer for connection that electrically connects the conductive layers for both electrodes.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1124089U JPH02101603U (en) | 1989-02-01 | 1989-02-01 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1124089U JPH02101603U (en) | 1989-02-01 | 1989-02-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02101603U true JPH02101603U (en) | 1990-08-13 |
Family
ID=31219619
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1124089U Pending JPH02101603U (en) | 1989-02-01 | 1989-02-01 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02101603U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007142786A1 (en) * | 2006-05-31 | 2007-12-13 | Cts Corporation | Ceramic monoblock filter with inductive direct-coupling and quadruplet cross-coupling |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63108801A (en) * | 1986-10-24 | 1988-05-13 | Murata Mfg Co Ltd | Dielectric filter |
JPS6457801A (en) * | 1987-02-25 | 1989-03-06 | Rockwell International Corp | Microwave rf filter |
-
1989
- 1989-02-01 JP JP1124089U patent/JPH02101603U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63108801A (en) * | 1986-10-24 | 1988-05-13 | Murata Mfg Co Ltd | Dielectric filter |
JPS6457801A (en) * | 1987-02-25 | 1989-03-06 | Rockwell International Corp | Microwave rf filter |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007142786A1 (en) * | 2006-05-31 | 2007-12-13 | Cts Corporation | Ceramic monoblock filter with inductive direct-coupling and quadruplet cross-coupling |
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