JPH0471002U - - Google Patents
Info
- Publication number
- JPH0471002U JPH0471002U JP11439690U JP11439690U JPH0471002U JP H0471002 U JPH0471002 U JP H0471002U JP 11439690 U JP11439690 U JP 11439690U JP 11439690 U JP11439690 U JP 11439690U JP H0471002 U JPH0471002 U JP H0471002U
- Authority
- JP
- Japan
- Prior art keywords
- stage resonance
- resonance hole
- conductor film
- hole
- inner conductor
- 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 9
- 238000010168 coupling process Methods 0.000 claims description 9
- 238000005859 coupling reaction Methods 0.000 claims description 9
- 239000003990 capacitor Substances 0.000 claims description 8
- 239000004020 conductor Substances 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
Description
第１図は本考案の実施例に係わる誘電体フイル
タを示す中央縦断面図、第２図は第１図の誘電膜
を有する誘電体ブロツクを示す斜視図、第３図は
第１図の誘電体フイルタの等価回路図、第４図は
第１図の誘電体フイルタの周波数特性図である。
１……誘電体ブロツク、４……入力段共振孔、
５……出力段共振孔、６，７……中間段共振孔、
１０……内導体膜、１２……外導体膜、１４……
入力段結合コンデンサ、１５……出力段結合コン
デンサ、１６，１７……中間段結合コンデンサ、
１８……絶縁被覆体。
FIG. 1 is a central vertical sectional view showing a dielectric filter according to an embodiment of the present invention, FIG. 2 is a perspective view showing a dielectric block having the dielectric film shown in FIG. 1, and FIG. FIG. 4 is a frequency characteristic diagram of the dielectric filter shown in FIG. 1. 1...Dielectric block, 4...Input stage resonance hole,
5... Output stage resonance hole, 6, 7... Intermediate stage resonance hole,
10... Inner conductor film, 12... Outer conductor film, 14...
Input stage coupling capacitor, 15... Output stage coupling capacitor, 16, 17... Intermediate stage coupling capacitor,
18...Insulating coating.
Claims (1)
なくとも第１及び第２の中間段共振孔とを有する
誘電体ブロツクと、 前記入力段共振孔と前記出力段共振孔と前記第
１及び第２の中間段共振孔の壁面にそれぞれ設け
られた内導体膜と、 前記誘電体ブロツクの外周面に設けられた外導
体膜と、 前記入力段共振孔に少なくとも一部が挿入され
、一方の電極が前記入力段共振孔の前記内導体膜
に結合されている第１の結合コンデンサと、 前記出力段共振孔に少なくとも一部が挿入され
、一方の電極が前記出力段共振孔の前記内導体膜
に結合されている第２の結合コンデンサと、 前記第１及び第２の中間段共振孔に少なくとも
一部がそれぞれ挿入され、一方の電極が前記第１
及び第２の中間段共振孔にそれぞれ結合されてい
る第３及び第４の結合コンデンサと、 前記第１、第２、第３及び第４の結合コンデン
サがそれぞれ固着されている絶縁支持体と、 を備え、前記第３及び第４の結合コンデンサは前
記第１及び第２の中間段共振孔の相互間の容量結
合を行うように接続されていることを特徴とする
誘電体フイルタ。[Claims for Utility Model Registration] A dielectric block having an input stage resonance hole, an output stage resonance hole, and at least first and second intermediate stage resonance holes on one end face, the input stage resonance hole and the output stage resonance hole. an inner conductor film provided on the wall surfaces of the resonance hole and the first and second intermediate stage resonance holes, respectively; an outer conductor film provided on the outer peripheral surface of the dielectric block; and at least one inner conductor film provided on the wall surface of the input stage resonance hole. a first coupling capacitor having a portion inserted into the output stage resonance hole and having one electrode coupled to the inner conductor film of the input stage resonance hole; a second coupling capacitor coupled to the inner conductor film of the stage resonance hole, at least a part of which is inserted into each of the first and second intermediate stage resonance holes, and one electrode is connected to the first
and third and fourth coupling capacitors respectively coupled to the second intermediate stage resonance hole; and an insulating support to which the first, second, third and fourth coupling capacitors are respectively fixed. A dielectric filter, characterized in that the third and fourth coupling capacitors are connected to perform capacitive coupling between the first and second intermediate stage resonance holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11439690U JPH0471002U (en) | 1990-10-31 | 1990-10-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11439690U JPH0471002U (en) | 1990-10-31 | 1990-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0471002U true JPH0471002U (en) | 1992-06-23 |
Family
ID=31862071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11439690U Pending JPH0471002U (en) | 1990-10-31 | 1990-10-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0471002U (en) |
-
1990
- 1990-10-31 JP JP11439690U patent/JPH0471002U/ja active Pending