JPH0348921U - - Google Patents
Info
- Publication number
- JPH0348921U JPH0348921U JP11068889U JP11068889U JPH0348921U JP H0348921 U JPH0348921 U JP H0348921U JP 11068889 U JP11068889 U JP 11068889U JP 11068889 U JP11068889 U JP 11068889U JP H0348921 U JPH0348921 U JP H0348921U
- Authority
- JP
- Japan
- Prior art keywords
- active filter
- filter circuit
- resonator
- stage side
- isolator
- 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
- 230000003321 amplification Effects 0.000 claims description 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 7
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
- Networks Using Active Elements (AREA)
Description
第１図は本考案の一実施例の等価回路図、第２
図は入力側から見た第１図のアクテイブフイルタ
回路の周波数特性図、第３図は本考案の他の実施
例の等価回路図、第４図は従来例の等価回路図、
第５図は出力側からた見たアクテイブフイルタ回
路の周波数特性図、第６図は入力側から見た従来
例の周波数特性図である。
１……共振器、２……増幅帰還回路、５……ア
イソレータ。
Figure 1 is an equivalent circuit diagram of one embodiment of the present invention, Figure 2 is an equivalent circuit diagram of an embodiment of the present invention.
The figure is a frequency characteristic diagram of the active filter circuit of Figure 1 seen from the input side, Figure 3 is an equivalent circuit diagram of another embodiment of the present invention, Figure 4 is an equivalent circuit diagram of a conventional example,
FIG. 5 is a frequency characteristic diagram of the active filter circuit viewed from the output side, and FIG. 6 is a frequency characteristic diagram of the conventional example viewed from the input side. 1...Resonator, 2...Amplification feedback circuit, 5...Isolator.
Claims (1)
回路とを備えてなり、高周波帯で使用されるアク
テイブフイルタ回路において、 その前段側および後段側の少なくとも一方に、
アイソレータを接続したことを特徴とするアクテ
イブフイルタ回路。[Scope of Claim for Utility Model Registration] In an active filter circuit used in a high frequency band, which comprises a resonator and an amplification feedback circuit that compensates for the loss of the resonator, at least one of the front stage side and the rear stage side of the active filter circuit is used. ,
An active filter circuit characterized by connecting an isolator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11068889U JPH0348921U (en) | 1989-09-20 | 1989-09-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11068889U JPH0348921U (en) | 1989-09-20 | 1989-09-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0348921U true JPH0348921U (en) | 1991-05-13 |
Family
ID=31659212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11068889U Pending JPH0348921U (en) | 1989-09-20 | 1989-09-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0348921U (en) |
-
1989
- 1989-09-20 JP JP11068889U patent/JPH0348921U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0348921U (en) | ||
| JPH0434023U (en) | ||
| JPH0386629U (en) | ||
| JPH0351534U (en) | ||
| JPH0439724U (en) | ||
| JPH0386603U (en) | ||
| JPS63185312U (en) | ||
| JPS61128846U (en) | ||
| JPS6072018U (en) | Differential amplifier negative feedback circuit | |
| JPS6365333U (en) | ||
| JPH02136297U (en) | ||
| JPS6310618U (en) | ||
| JPH03123313U (en) | ||
| JPS63174712U (en) | ||
| JPH0186783U (en) | ||
| JPH02126417U (en) | ||
| JPH0221892U (en) | ||
| JPH0415328U (en) | ||
| JPH02116117U (en) | ||
| JPH03128318U (en) | ||
| JPH0320447U (en) | ||
| JPH0485814U (en) | ||
| JPH0251466U (en) | ||
| JPH03123368U (en) | ||
| JPH048529U (en) |