JPH0386629U - - Google Patents

Info

Publication number
JPH0386629U
JPH0386629U JP14836689U JP14836689U JPH0386629U JP H0386629 U JPH0386629 U JP H0386629U JP 14836689 U JP14836689 U JP 14836689U JP 14836689 U JP14836689 U JP 14836689U JP H0386629 U JPH0386629 U JP H0386629U
Authority
JP
Japan
Prior art keywords
resonator
amplification
amplifier circuit
circuit
filter
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
Application number
JP14836689U
Other languages
English (en)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP14836689U priority Critical patent/JPH0386629U/ja
Publication of JPH0386629U publication Critical patent/JPH0386629U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Motors That Do Not Use Commutators (AREA)
  • Networks Using Active Elements (AREA)

Description

【図面の簡単な説明】
第1図は本考案の実施例に係るアクテイブフイ
ルタの回路図、第2図は従来例に係るアクテイブ
フイルタの回路図である。 11,12……フイルタ部、13……共振器、
16……増幅帰還回路、19,20……位相調節
用マイクロストリツプライン、21……増幅回路
、22……負帰還回路。

Claims (1)

  1. 【実用新案登録請求の範囲】 フイルタ部11,12を有し、 このフイルタ部11,12は、共振器13、増
    幅帰還回路16、および負帰還回路22を有し、 共振器13は、当該アクテイブフイルタの高周
    波信号伝送ライン3を伝送してくる高周波信号の
    所要の周波数入力に応じて共振動作するものであ
    り、 増幅帰還回路16は、前記共振器13に接続さ
    れているとともに、共振器13出力の位相調節と
    増幅とを行つたうえでその共振器13出力を該共
    振器13に正帰還するものであつて、かつ、前記
    増幅のための増幅回路21を有しており、 負帰還回路22は、増幅回路21の入出力部間
    に接続されており、かつ、増幅回路21の出力を
    該増幅回路21の入力部に負帰還するものである ことを特徴とするアクテイブフイルタ。
JP14836689U 1989-12-22 1989-12-22 Pending JPH0386629U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14836689U JPH0386629U (ja) 1989-12-22 1989-12-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14836689U JPH0386629U (ja) 1989-12-22 1989-12-22

Publications (1)

Publication Number Publication Date
JPH0386629U true JPH0386629U (ja) 1991-09-02

Family

ID=31694821

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14836689U Pending JPH0386629U (ja) 1989-12-22 1989-12-22

Country Status (1)

Country Link
JP (1) JPH0386629U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5379452A (en) * 1976-12-24 1978-07-13 Hitachi Denshi Ltd Band pass filter

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5379452A (en) * 1976-12-24 1978-07-13 Hitachi Denshi Ltd Band pass filter

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