DK75189A - Indretning til anvendelse ved aktive filtre, samt indretningens brug - Google Patents

Indretning til anvendelse ved aktive filtre, samt indretningens brug

Info

Publication number
DK75189A
DK75189A DK075189A DK75189A DK75189A DK 75189 A DK75189 A DK 75189A DK 075189 A DK075189 A DK 075189A DK 75189 A DK75189 A DK 75189A DK 75189 A DK75189 A DK 75189A
Authority
DK
Denmark
Prior art keywords
differential amplifier
amplifier stage
components
filters
series
Prior art date
Application number
DK075189A
Other languages
English (en)
Other versions
DK75189D0 (da
DK169296B1 (da
Inventor
Heinz Bernhard Maeder
Original Assignee
Ericsson Telefon Ab L M
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 by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of DK75189D0 publication Critical patent/DK75189D0/da
Publication of DK75189A publication Critical patent/DK75189A/da
Application granted granted Critical
Publication of DK169296B1 publication Critical patent/DK169296B1/da

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/4508—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using bipolar transistors as the active amplifying circuit
    • H03F3/45098—PI types
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45388—Indexing scheme relating to differential amplifiers the AAC comprising diodes in the source circuit of the AAC before the common source coupling
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45472—Indexing scheme relating to differential amplifiers the CSC comprising one or more diodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Networks Using Active Elements (AREA)
  • Amplifiers (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Polysaccharides And Polysaccharide Derivatives (AREA)
  • Water Treatment By Sorption (AREA)
DK075189A 1987-06-18 1989-02-17 Indretning til anvendelse ved aktive filtre, og oscillatorer, samt indretningens brug. DK169296B1 (da)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE8702561A SE457922B (sv) 1987-06-18 1987-06-18 Anordning vid aktivt filter samt anvaendning daerav
SE8702561 1987-06-18
SE8800239 1988-05-09
PCT/SE1988/000239 WO1988010534A1 (en) 1987-06-18 1988-05-09 A device for use at active filters and use thereof

Publications (3)

Publication Number Publication Date
DK75189D0 DK75189D0 (da) 1989-02-17
DK75189A true DK75189A (da) 1989-04-17
DK169296B1 DK169296B1 (da) 1994-10-03

Family

ID=20368915

Family Applications (1)

Application Number Title Priority Date Filing Date
DK075189A DK169296B1 (da) 1987-06-18 1989-02-17 Indretning til anvendelse ved aktive filtre, og oscillatorer, samt indretningens brug.

Country Status (20)

Country Link
US (1) US4914401A (da)
EP (1) EP0296131B1 (da)
JP (1) JP2706501B2 (da)
KR (1) KR890702330A (da)
AU (1) AU608030B2 (da)
BR (1) BR8807096A (da)
CA (1) CA1288486C (da)
DE (1) DE3870047D1 (da)
DK (1) DK169296B1 (da)
ES (1) ES2030904T3 (da)
FI (1) FI92119C (da)
GR (1) GR3005054T3 (da)
IE (1) IE63761B1 (da)
MA (1) MA21300A1 (da)
MX (1) MX169804B (da)
NO (1) NO172879C (da)
SE (1) SE457922B (da)
TN (1) TNSN88069A1 (da)
TR (1) TR26771A (da)
WO (1) WO1988010534A1 (da)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3076283A (en) * 1959-08-17 1963-02-05 Frank J Luketa Trawl net weights

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2930305B2 (ja) * 1988-08-18 1999-08-03 ソニー株式会社 移相型発振回路
JPH0265601A (ja) * 1988-08-29 1990-03-06 Toshiba Corp 車両用電力変換装置
JPH03175714A (ja) * 1989-12-04 1991-07-30 Nec Corp フィルタ回路
US5039952A (en) * 1990-04-20 1991-08-13 International Business Machines Corp. Electronic gain cell
SE468412B (sv) * 1991-05-15 1993-01-11 Ericsson Telefon Ab L M Limiterande foerstaerkare
WO1993025023A1 (en) * 1992-06-02 1993-12-09 Telefonaktiebolaget Lm Ericsson Clock extraction circuit for fiber optical receivers
DE4320006C2 (de) * 1993-06-17 1997-08-28 Telefunken Microelectron Schaltungsanordnung zur elektronischen Nachbildung von Arbeitswiderständen
US5489872A (en) * 1994-01-25 1996-02-06 Texas Instruments Incorporated Transconductance-capacitor filter circuit with current sensor circuit
US5742199A (en) * 1995-06-21 1998-04-21 Sony Corporation Filter circuit and electronic apparatus
JP3452232B2 (ja) 1995-06-21 2003-09-29 ソニー株式会社 フイルタ回路及び電子機器
EP0772294B1 (en) * 1995-11-01 2001-03-07 Mitel Semiconductor Limited Folded active filter
JP3776680B2 (ja) * 1999-06-18 2006-05-17 株式会社東芝 電圧制御発振器および信号処理回路
IT1316688B1 (it) * 2000-02-29 2003-04-24 St Microelectronics Srl Moltiplicatore analogico a bassa tensione di alimentazione
JP4697997B2 (ja) * 2000-04-13 2011-06-08 エルピーダメモリ株式会社 内部電圧発生回路
US6724256B1 (en) 2002-11-07 2004-04-20 International Business Machines Corporation Receiver with delay insensitive to input amplitude and slew rate
JP2008011132A (ja) * 2006-06-29 2008-01-17 Nec Electronics Corp ９０度移相器

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3453553A (en) * 1964-10-15 1969-07-01 Philips Corp Two transistor resonant circuit employing series diode compensation
NL7104636A (da) * 1971-04-07 1972-10-10
NL162802C (nl) * 1971-10-09 1980-06-16 Philips Nv Geintegreerde verschilversterker.
JPS5532043B2 (da) * 1972-08-11 1980-08-22
US3983512A (en) * 1974-08-27 1976-09-28 Feedback Instruments Limited Current controlled electrical circuits
JPS5545224A (en) * 1978-09-26 1980-03-29 Sony Corp Filter circuit
CA1134463A (en) * 1978-10-13 1982-10-26 Kyoichi Murakami Circuit for converting single-ended input signals to a pair of differential output signals
JPS5634207A (en) * 1979-08-30 1981-04-06 Toshiba Corp Differential amplifier
JPS585015A (ja) * 1981-06-30 1983-01-12 Ishida Scales Mfg Co Ltd ロ−パスフイルタ−を内蔵した差動増幅回路
JPS58161413A (ja) * 1982-03-18 1983-09-26 Sony Corp 多目的フイルタ
SU1160530A1 (ru) * 1983-12-12 1985-06-07 Matavkin Vladimir V Операционный усилитель
US4605906A (en) * 1985-01-28 1986-08-12 Gould Instruments, Ltd. Differential pair amplifier enhancement circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3076283A (en) * 1959-08-17 1963-02-05 Frank J Luketa Trawl net weights

Also Published As

Publication number Publication date
DK75189D0 (da) 1989-02-17
EP0296131A1 (en) 1988-12-21
FI890485A7 (fi) 1989-02-01
DK169296B1 (da) 1994-10-03
WO1988010534A1 (en) 1988-12-29
DE3870047D1 (de) 1992-05-21
FI92119B (sv) 1994-06-15
NO172879B (no) 1993-06-07
MA21300A1 (fr) 1988-12-31
TNSN88069A1 (fr) 1990-07-10
KR890702330A (ko) 1989-12-23
NO890461D0 (no) 1989-02-03
IE63761B1 (en) 1995-06-14
JPH02500711A (ja) 1990-03-08
FI890485A0 (fi) 1989-02-01
MX169804B (es) 1993-07-27
SE457922B (sv) 1989-02-06
CA1288486C (en) 1991-09-03
US4914401A (en) 1990-04-03
AU1932288A (en) 1989-01-19
NO172879C (no) 1993-09-15
TR26771A (tr) 1994-07-08
GR3005054T3 (da) 1993-05-24
AU608030B2 (en) 1991-03-21
SE8702561L (sv) 1988-12-19
ES2030904T3 (es) 1992-11-16
FI92119C (sv) 1994-09-26
BR8807096A (pt) 1989-10-31
SE8702561D0 (sv) 1987-06-18
JP2706501B2 (ja) 1998-01-28
EP0296131B1 (en) 1992-04-15
IE881620L (en) 1988-12-18
NO890461L (no) 1989-02-03

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Legal Events

Date Code Title Description
B1 Patent granted (law 1993)
PBP Patent lapsed