JPH01122604U - - Google Patents
Info
- Publication number
- JPH01122604U JPH01122604U JP1988018156U JP1815688U JPH01122604U JP H01122604 U JPH01122604 U JP H01122604U JP 1988018156 U JP1988018156 U JP 1988018156U JP 1815688 U JP1815688 U JP 1815688U JP H01122604 U JPH01122604 U JP H01122604U
- Authority
- JP
- Japan
- Prior art keywords
- dielectric
- shaped
- metal part
- plate
- block
- 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
- 239000002184 metal Substances 0.000 claims description 6
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
- Transceivers (AREA)
Description
第１図は本考案に係る誘電体フイルタの第１実
施例を示す斜視図、第２図は同要部拡大断面図、
第３図は本考案の第２実施例を示す斜視図、第４
図は従来の誘電体フイルタの斜視図、第５図は本
考案の効果を説明するためのフイルタ減衰量の周
波数特性を示すグラフ、第６図は接地用金属部の
変形例を示す斜視図である。
１……誘電体共振子、２，２Ａ……金属ケース
、３……外部接続用端子、５……入出力端子、６
……開放端面、７，７Ａ……誘電体、８，１６…
…導電膜、９……直方体状誘電体ブロツク、１０
……貫通導電部、１５……開口部。
FIG. 1 is a perspective view showing a first embodiment of a dielectric filter according to the present invention, FIG. 2 is an enlarged sectional view of the same essential parts,
Figure 3 is a perspective view showing the second embodiment of the present invention;
The figure is a perspective view of a conventional dielectric filter, Figure 5 is a graph showing the frequency characteristics of filter attenuation to explain the effect of the present invention, and Figure 6 is a perspective view showing a modification of the grounding metal part. be. 1... Dielectric resonator, 2, 2A... Metal case, 3... External connection terminal, 5... Input/output terminal, 6
...Open end surface, 7,7A...Dielectric, 8,16...
...Conductive film, 9...Rectangular parallelepiped dielectric block, 10
...Through conductive portion, 15...Opening.
Claims (1)
複数の貫通導電部を間隔をおいて並設してなる誘
電体共振子を接地用金属部に固定又は収納した誘
電体フイルタにおいて、前記貫通導電部の端部が
位置する前記誘電体ブロツクの開放端面に対して
間隔をおいてブロツク状、板状又はシート状誘電
体を配置したことを特徴とする誘電体フイルタ。 (2) 前記ブロツク状、板状又はシート状誘電体
は、前記開放端面と前記接地用金属部の内面との
空間に配設されている請求項１記載の誘電体フイ
ルタ。 (3) 前記板状誘電体は、前記接地用金属部の一
面の開口部に配置され、前記板状誘電体の外面は
前記接地用金属部に接続する導電膜が形成されて
いる請求項１記載の誘電体フイルタ。[Scope of Claim for Utility Model Registration] (1) A dielectric resonator made of a dielectric block with a conductive film formed on its outer surface and a plurality of through conductive parts arranged side by side at intervals, fixed or housed in a grounding metal part. A dielectric filter characterized in that a block-shaped, plate-shaped, or sheet-shaped dielectric is arranged at intervals with respect to the open end surface of the dielectric block where the end of the through-hole conductive portion is located. filter. (2) The dielectric filter according to claim 1, wherein the block-shaped, plate-shaped, or sheet-shaped dielectric is disposed in a space between the open end surface and the inner surface of the grounding metal part. (3) The plate-shaped dielectric is disposed in an opening on one surface of the grounding metal part, and a conductive film connected to the grounding metal part is formed on the outer surface of the plate-shaped dielectric. The dielectric filter described.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988018156U JPH01122604U (en) | 1988-02-16 | 1988-02-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988018156U JPH01122604U (en) | 1988-02-16 | 1988-02-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01122604U true JPH01122604U (en) | 1989-08-21 |
Family
ID=31232546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988018156U Pending JPH01122604U (en) | 1988-02-16 | 1988-02-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01122604U (en) |
-
1988
- 1988-02-16 JP JP1988018156U patent/JPH01122604U/ja active Pending
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