DE69728328D1 - Einrichtung zur Stabilisierung der Grenzfrequenz unter Benutzung einer Transkonduktanz - Google Patents

Einrichtung zur Stabilisierung der Grenzfrequenz unter Benutzung einer Transkonduktanz

Info

Publication number
DE69728328D1
DE69728328D1 DE69728328T DE69728328T DE69728328D1 DE 69728328 D1 DE69728328 D1 DE 69728328D1 DE 69728328 T DE69728328 T DE 69728328T DE 69728328 T DE69728328 T DE 69728328T DE 69728328 D1 DE69728328 D1 DE 69728328D1
Authority
DE
Germany
Prior art keywords
transconductance
stabilizing
cutoff frequency
cutoff
frequency
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 - Lifetime
Application number
DE69728328T
Other languages
English (en)
Other versions
DE69728328T2 (de
Inventor
Chun Sup Kim
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.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Application granted granted Critical
Publication of DE69728328D1 publication Critical patent/DE69728328D1/de
Publication of DE69728328T2 publication Critical patent/DE69728328T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • H03H11/0472—Current or voltage controlled filters
    • 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
    • H03H11/0466—Filters combining transconductance amplifiers with other active elements, e.g. operational amplifiers, transistors, voltage conveyors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/0001—Technical content checked by a classifier
    • H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
DE69728328T 1996-07-12 1997-07-10 Einrichtung zur Stabilisierung der Grenzfrequenz unter Benutzung einer Transkonduktanz Expired - Lifetime DE69728328T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR9628195 1996-07-12
KR1019960028195A KR100187200B1 (ko) 1996-07-12 1996-07-12 트랜스 컨덕턴스를 이용한 차단 주파수 안정화 장치

Publications (2)

Publication Number Publication Date
DE69728328D1 true DE69728328D1 (de) 2004-05-06
DE69728328T2 DE69728328T2 (de) 2004-08-26

Family

ID=19466168

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69728328T Expired - Lifetime DE69728328T2 (de) 1996-07-12 1997-07-10 Einrichtung zur Stabilisierung der Grenzfrequenz unter Benutzung einer Transkonduktanz

Country Status (9)

Country Link
US (1) US5880641A (de)
EP (1) EP0818884B1 (de)
JP (1) JP3095137B2 (de)
KR (1) KR100187200B1 (de)
CN (1) CN1076143C (de)
CA (1) CA2209666C (de)
DE (1) DE69728328T2 (de)
IN (1) IN192576B (de)
RU (1) RU2146414C1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2341741B (en) * 1998-09-18 2003-03-26 Nec Technologies Stabilisation of passband active filters
US6191655B1 (en) 1999-08-27 2001-02-20 Conexant Systems, Inc. Six inverting amplifier transconductance stage and methods for its use
US6741131B2 (en) * 2002-09-23 2004-05-25 Telefonaktiebolaget Lm Ericsson (Publ) DC-compensation loop for variable gain amplifier
US7202645B2 (en) * 2003-01-09 2007-04-10 Audio Note Uk Ltd. Regulated power supply unit
KR101278951B1 (ko) * 2006-05-24 2013-06-26 페어차일드코리아반도체 주식회사 혼합형 주파수 보상회로, 제어회로, dc-dc 컨버터 및 이들의 제어 방법
JP5355648B2 (ja) * 2011-09-22 2013-11-27 株式会社東芝 高周波増幅器
KR101382438B1 (ko) * 2013-04-03 2014-04-08 한국과학기술원 Q팩터 강화 회로를 이용한 rf 필터 시스템
CN103684344B (zh) * 2013-11-28 2016-04-20 成都位时通科技有限公司 转角频率可调的跨导电路
US10048714B2 (en) 2014-01-31 2018-08-14 Analog Devices, Inc. Current source calibration tracking temperature and bias current
CN104359455B (zh) * 2014-12-03 2016-09-07 张石 基于背景噪声消除的光电二极管电路及激光测距系统

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4918338A (en) * 1988-10-04 1990-04-17 North American Philips Corporation Drain-biassed transresistance device for continuous time filters
US4868519A (en) * 1988-11-02 1989-09-19 Dnic Brokerage Company Microprocessor-controlled amplifier
JPH05315859A (ja) * 1992-05-14 1993-11-26 Nec Corp 演算増幅回路
DE69226862T2 (de) * 1992-07-24 1999-01-21 Alsthom Cge Alcatel Frequenzabstimmungssystem für ein Paar C-Transkonduktanzoperationsverstärker
US5508570A (en) * 1993-01-27 1996-04-16 Micro Linear Corporation Differential amplifier based integrator having a left-half plane pole
JP3318725B2 (ja) * 1994-01-12 2002-08-26 株式会社日立製作所 アナログフィルタ回路
US5673003A (en) * 1996-03-29 1997-09-30 Motorola, Inc. Amplifier circuit having a variable bandwidth

Also Published As

Publication number Publication date
CA2209666C (en) 2000-11-28
DE69728328T2 (de) 2004-08-26
KR100187200B1 (ko) 1999-04-15
CN1175127A (zh) 1998-03-04
JPH1079643A (ja) 1998-03-24
EP0818884B1 (de) 2004-03-31
EP0818884A3 (de) 1998-09-30
EP0818884A2 (de) 1998-01-14
RU2146414C1 (ru) 2000-03-10
CN1076143C (zh) 2001-12-12
IN192576B (de) 2004-05-01
US5880641A (en) 1999-03-09
JP3095137B2 (ja) 2000-10-03
CA2209666A1 (en) 1998-01-12
KR980012861A (ko) 1998-04-30

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