JPH03101009U - - Google Patents
Info
- Publication number
- JPH03101009U JPH03101009U JP953390U JP953390U JPH03101009U JP H03101009 U JPH03101009 U JP H03101009U JP 953390 U JP953390 U JP 953390U JP 953390 U JP953390 U JP 953390U JP H03101009 U JPH03101009 U JP H03101009U
- Authority
- JP
- Japan
- Prior art keywords
- filter
- mode
- dielectric resonator
- bandpass filter
- dielectric
- 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
- 238000010586 diagram Methods 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
Description
第１図はこの考案の実施例である誘電体フイル
タの等価回路図、第２図Ａ，ＢおよびＣはそれぞ
れ帯域通過フイルタ、帯域阻止フイルタおよびフ
イルタ全体の減衰特性を表す図である。第３図は
この考案の誘電体フイルタを用いたデユプレクサ
の例を示すブロツク図である。第４図および第５
図は高電力誘電体フイルタの構造を表す図である
。第６図は従来技術によるデユプレクサの構成を
表すブロツク図である。
１……信号入力結合ループ、２，３，４……Ｔ
Ｍモード誘電体共振器、５……信号出力結合ルー
プ、７，１０，１３，１６……ＴＥＭモード誘電
体共振器、８，１１，１４……λ／４伝送線路、
２１……送信フイルタ、２５……受信フイルタ、
２６，ＢＰＦ……帯域通過フイルタ、２７，ＢＥ
Ｆ……帯域阻止フイルタ。
FIG. 1 is an equivalent circuit diagram of a dielectric filter according to an embodiment of this invention, and FIGS. 2A, B and C are diagrams showing attenuation characteristics of a bandpass filter, a bandstop filter, and the entire filter, respectively. FIG. 3 is a block diagram showing an example of a duplexer using the dielectric filter of this invention. Figures 4 and 5
The figure is a diagram showing the structure of a high power dielectric filter. FIG. 6 is a block diagram showing the structure of a duplexer according to the prior art. 1...Signal input coupling loop, 2, 3, 4...T
M mode dielectric resonator, 5... Signal output coupling loop, 7, 10, 13, 16... TEM mode dielectric resonator, 8, 11, 14... λ/4 transmission line,
21...Transmission filter, 25...Reception filter,
26, BPF...Band pass filter, 27, BE
F...Band rejection filter.
Claims (1)
らなる帯域通過フイルタと、この帯域通過フイル
タの通過帯域の上側または下側に減衰帯域を有す
るＴＥＭモードの誘電体共振器からなる帯域阻止
フイルタとを従属接続したことを特徴とする誘電
体フイルタ。 A bandpass filter consisting of a TM mode or TE mode dielectric resonator and a bandstop filter consisting of a TEM mode dielectric resonator having an attenuation band above or below the passband of this bandpass filter are connected in a subordinate manner. A dielectric filter characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP953390U JPH03101009U (en) | 1990-02-01 | 1990-02-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP953390U JPH03101009U (en) | 1990-02-01 | 1990-02-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03101009U true JPH03101009U (en) | 1991-10-22 |
Family
ID=31513131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP953390U Pending JPH03101009U (en) | 1990-02-01 | 1990-02-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03101009U (en) |
-
1990
- 1990-02-01 JP JP953390U patent/JPH03101009U/ja active Pending
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