JPH0186720U - - Google Patents
Info
- Publication number
- JPH0186720U JPH0186720U JP18201287U JP18201287U JPH0186720U JP H0186720 U JPH0186720 U JP H0186720U JP 18201287 U JP18201287 U JP 18201287U JP 18201287 U JP18201287 U JP 18201287U JP H0186720 U JPH0186720 U JP H0186720U
- Authority
- JP
- Japan
- Prior art keywords
- capacitor
- signal input
- utility
- registration request
- scope
- 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
- 239000003990 capacitor Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Networks Using Active Elements (AREA)
Description
第1図は、本考案に係るバイカツド回路の一実
施例を示す回路図、第2図は、一般的なバイカツ
ド回路の例を示す回路図である。
1:入力端子、2,3:出力端子、I1,I2
,I3:可変電流源回路、A1,A2:積分器、
6乃至8:差動増幅器。
FIG. 1 is a circuit diagram showing an embodiment of a biquad circuit according to the present invention, and FIG. 2 is a circuit diagram showing an example of a general biquad circuit. 1: Input terminal, 2, 3: Output terminal, I 1 , I 2
, I 3 : variable current source circuit, A 1 , A 2 : integrator,
6 to 8: Differential amplifier.
Claims (1)
つのトランスコンダクタンス型の差動増幅器から
なる掛算回路と、その出力段にコンデンサが接続
されてなる積分器で構成されたことを特徴とする
バイカツド回路。 A biquad circuit characterized in that its signal input stage is composed of a multiplier circuit consisting of two transconductance type differential amplifiers and an integrator whose output stage is connected to a capacitor.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18201287U JPH0186720U (en) | 1987-11-30 | 1987-11-30 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18201287U JPH0186720U (en) | 1987-11-30 | 1987-11-30 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0186720U true JPH0186720U (en) | 1989-06-08 |
Family
ID=31473470
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18201287U Pending JPH0186720U (en) | 1987-11-30 | 1987-11-30 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0186720U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0388405A (en) * | 1989-08-30 | 1991-04-12 | Toko Inc | Variable transconductance amplifier circuit |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5731334U (en) * | 1980-07-25 | 1982-02-18 | ||
JPS5831768A (en) * | 1981-08-20 | 1983-02-24 | Ricoh Co Ltd | Ink jet copy-printing device |
JPS62294667A (en) * | 1986-06-13 | 1987-12-22 | Koei Chem Co Ltd | Production of pyrazine derivative |
-
1987
- 1987-11-30 JP JP18201287U patent/JPH0186720U/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5731334U (en) * | 1980-07-25 | 1982-02-18 | ||
JPS5831768A (en) * | 1981-08-20 | 1983-02-24 | Ricoh Co Ltd | Ink jet copy-printing device |
JPS62294667A (en) * | 1986-06-13 | 1987-12-22 | Koei Chem Co Ltd | Production of pyrazine derivative |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0388405A (en) * | 1989-08-30 | 1991-04-12 | Toko Inc | Variable transconductance amplifier circuit |
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