DE69022837D1 - Aktives Filter. - Google Patents

Aktives Filter.

Info

Publication number
DE69022837D1
DE69022837D1 DE69022837T DE69022837T DE69022837D1 DE 69022837 D1 DE69022837 D1 DE 69022837D1 DE 69022837 T DE69022837 T DE 69022837T DE 69022837 T DE69022837 T DE 69022837T DE 69022837 D1 DE69022837 D1 DE 69022837D1
Authority
DE
Germany
Prior art keywords
active filter
filter
active
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.)
Expired - Fee Related
Application number
DE69022837T
Other languages
English (en)
Other versions
DE69022837T2 (de
Inventor
Takahiro Kusano
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Publication of DE69022837D1 publication Critical patent/DE69022837D1/de
Application granted granted Critical
Publication of DE69022837T2 publication Critical patent/DE69022837T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • H03H11/0422—Frequency selective two-port networks using transconductance amplifiers, e.g. gmC filters
    • H03H11/0433—Two integrator loop filters
DE69022837T 1989-11-30 1990-11-30 Aktives Filter. Expired - Fee Related DE69022837T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1312617A JPH03172014A (ja) 1989-11-30 1989-11-30 アクティブ・フィルタ

Publications (2)

Publication Number Publication Date
DE69022837D1 true DE69022837D1 (de) 1995-11-09
DE69022837T2 DE69022837T2 (de) 1996-03-14

Family

ID=18031359

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69022837T Expired - Fee Related DE69022837T2 (de) 1989-11-30 1990-11-30 Aktives Filter.

Country Status (5)

Country Link
US (1) US5192884A (de)
EP (1) EP0435472B1 (de)
JP (1) JPH03172014A (de)
KR (1) KR940005378B1 (de)
DE (1) DE69022837T2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4038111A1 (de) * 1990-11-29 1992-06-04 Thomson Brandt Gmbh Universalfilter
JP3061205B2 (ja) * 1991-03-28 2000-07-10 ソニー株式会社 アクテイブフイルタ回路
JPH04304012A (ja) * 1991-03-31 1992-10-27 Sony Corp フイルタ回路
IT1252392B (it) * 1991-11-13 1995-06-12 Sgs Thomson Microelectronics Stadio transconduttore perfezionato per filtri ad alta frequenza
JP2840490B2 (ja) * 1991-11-29 1998-12-24 三菱電機株式会社 アクティブフィルタ回路
JPH05283972A (ja) * 1992-04-03 1993-10-29 Nec Corp フィルタ回路
US6232832B1 (en) * 1994-07-19 2001-05-15 Honeywell International Inc Circuit for limiting an output voltage to a percent of a variable supply voltage
US6201417B1 (en) * 1994-09-02 2001-03-13 Semiconductor Components Industries, Llc. Shaping a current sense signal by using a controlled slew rate
US5675193A (en) * 1994-11-29 1997-10-07 Larry C. Y. Lee Manual override mechanism for automatic switching circuit
JP3151376B2 (ja) * 1995-04-26 2001-04-03 株式会社東芝 フィルタ回路
DE19643125C2 (de) * 1996-10-18 2003-04-10 Siedle & Soehne S Türsprechsystem
DE19958096B4 (de) 1999-12-02 2012-04-19 Telefonaktiebolaget Lm Ericsson (Publ) Verfahren zum Entwerfen einer Filterschaltung
US6262624B1 (en) 2000-05-19 2001-07-17 Advanced Micro Devices, Inc. Phase delay based filter transconductance (Gm/C) compensation circuit
US6323692B1 (en) 2000-05-19 2001-11-27 Advanced Micro Devices, Inc. Transconductance compensation circuit having a phase detector circuit with cycle slipping recovery operation and method
US6784722B2 (en) * 2002-10-09 2004-08-31 Intel Corporation Wide-range local bias generator for body bias grid
CN114184878A (zh) * 2021-10-27 2022-03-15 天津工业大学 一种断路器短路性能测试电路

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3786363A (en) * 1973-01-05 1974-01-15 Us Navy Voltage-controlled low-pass filter
US4521702A (en) * 1982-10-13 1985-06-04 The United States Of America As Represented By The Administrator, National Aeronautics And Space Administration Reactanceless synthesized impedance bandpass amplifier
US4839542A (en) * 1984-08-21 1989-06-13 General Datacomm Industries, Inc. Active transconductance filter device
US4594648A (en) * 1984-11-28 1986-06-10 Venus Scientific Inc. Wide frequency band coupling network for an active ripple and noise filter
US4734596A (en) * 1986-04-03 1988-03-29 Advanced Micro Devices, Inc. Detection of direct current in the presence of manchester-encoded signals
GB2198303A (en) * 1986-12-05 1988-06-08 Philips Electronic Associated Amplifier circuit arrangement
JPH0828644B2 (ja) * 1986-12-26 1996-03-21 株式会社東芝 アクテイブ型位相等化器

Also Published As

Publication number Publication date
KR910010841A (ko) 1991-06-29
JPH03172014A (ja) 1991-07-25
EP0435472A3 (de) 1991-07-10
EP0435472B1 (de) 1995-10-04
KR940005378B1 (ko) 1994-06-17
US5192884A (en) 1993-03-09
EP0435472A2 (de) 1991-07-03
DE69022837T2 (de) 1996-03-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee