DE69221551D1 - Integrierende Filterschaltung - Google Patents

Integrierende Filterschaltung

Info

Publication number
DE69221551D1
DE69221551D1 DE69221551T DE69221551T DE69221551D1 DE 69221551 D1 DE69221551 D1 DE 69221551D1 DE 69221551 T DE69221551 T DE 69221551T DE 69221551 T DE69221551 T DE 69221551T DE 69221551 D1 DE69221551 D1 DE 69221551D1
Authority
DE
Germany
Prior art keywords
filter circuit
integrating filter
integrating
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.)
Expired - Lifetime
Application number
DE69221551T
Other languages
English (en)
Other versions
DE69221551T2 (de
Inventor
Chikashi Nakagawara
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 DE69221551D1 publication Critical patent/DE69221551D1/de
Application granted granted Critical
Publication of DE69221551T2 publication Critical patent/DE69221551T2/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
    • 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
    • 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
    • H03F3/45479—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection
    • H03F3/45484—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with bipolar transistors as the active amplifying circuit
    • H03F3/45488—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with bipolar transistors as the active amplifying circuit by using feedback means
    • H03F3/45493—Measuring at the loading circuit of the differential amplifier
    • H03F3/45511—Controlling the loading circuit of the differential amplifier
    • 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
    • H03F2203/45006—Indexing scheme relating to differential amplifiers the addition of two signals being made by two emitter or source coupled followers
    • 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
    • H03F2203/45008—Indexing scheme relating to differential amplifiers the addition of two signals being made by a resistor addition circuit for producing the common mode signal
    • 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
    • H03F2203/45074—A comparator circuit compares the common mode signal to a reference before controlling the differential amplifier or related stages
    • 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
    • H03F2203/45082—Indexing scheme relating to differential amplifiers the common mode signal being taken or deducted from the one or more outputs of the differential amplifier
    • 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
    • H03F2203/45188—Indexing scheme relating to differential amplifiers the differential amplifier contains one or more current sources in the load
    • 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
    • H03F2203/45201—Indexing scheme relating to differential amplifiers the differential amplifier contains one or more reactive elements, i.e. capacitive or inductive elements, in the load
    • 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
    • H03F2203/45212—Indexing scheme relating to differential amplifiers the differential amplifier being designed to have a reduced offset
    • 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
    • H03F2203/45402—Indexing scheme relating to differential amplifiers the CMCL comprising a buffered addition circuit, i.e. the signals are buffered before addition, e.g. by a follower
    • 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
    • H03F2203/45418—Indexing scheme relating to differential amplifiers the CMCL comprising a resistor addition circuit
    • 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
    • H03F2203/45424—Indexing scheme relating to differential amplifiers the CMCL comprising a comparator circuit
    • 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
    • H03F2203/45631—Indexing scheme relating to differential amplifiers the LC comprising one or more capacitors, e.g. coupling capacitors
    • 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
    • H03F2203/45641—Indexing scheme relating to differential amplifiers the LC being controlled, e.g. by a signal derived from a non specified place in the dif amp circuit

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Networks Using Active Elements (AREA)
DE69221551T 1991-06-28 1992-06-24 Integrierende Filterschaltung Expired - Lifetime DE69221551T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP03159181A JP3078039B2 (ja) 1991-06-28 1991-06-28 積分回路

Publications (2)

Publication Number Publication Date
DE69221551D1 true DE69221551D1 (de) 1997-09-18
DE69221551T2 DE69221551T2 (de) 1997-12-11

Family

ID=15688080

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69221551T Expired - Lifetime DE69221551T2 (de) 1991-06-28 1992-06-24 Integrierende Filterschaltung

Country Status (5)

Country Link
US (1) US5293514A (de)
EP (1) EP0520751B1 (de)
JP (1) JP3078039B2 (de)
KR (1) KR960005383B1 (de)
DE (1) DE69221551T2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4227282C1 (de) * 1992-08-18 1993-11-25 Siemens Ag Digitaler Stromschalter
US5793242A (en) * 1995-09-13 1998-08-11 National Semiconductor Corporation Floating capacitor differential integrator
DE19534873A1 (de) * 1995-09-20 1997-03-27 Philips Patentverwaltung Schaltungsanordnung mit einem Differenzverstärker
US5736874A (en) * 1996-09-20 1998-04-07 Lucent Technologies Inc. High resolution high speed comparator
US5856757A (en) * 1997-06-11 1999-01-05 Philips Electronics North America Corporation gm-C cell with two stage common mode control and current boost
US6362682B2 (en) 1998-06-30 2002-03-26 Agere Systems Guardian Corp. Common-mode feedback circuit and method
US6529048B2 (en) * 2001-03-29 2003-03-04 Texas Instruments Incorporated Dynamic slew-rate booster for CMOS-opamps
US6915121B2 (en) * 2001-09-17 2005-07-05 Xceive Corporation Integrated tunable filter for broadband tuner
FR2868626B1 (fr) 2004-03-31 2006-06-23 St Microelectronics Sa Amplificateur differentiel a deux sorties et a entree unique a linearite amelioree
CN100576722C (zh) * 2006-05-22 2009-12-30 普诚科技股份有限公司 单端输入双端输出放大器电路及信号处理电路
US9628028B2 (en) 2014-09-09 2017-04-18 Stmicroelectronics S.R.L. Common-mode feedback circuit, corresponding signal processing circuit and method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2931525C2 (de) * 1979-08-03 1986-08-07 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung zur Stabilisierung des Gleichstromarbeitspunktes eines Differenzverstärkers
JPH0683012B2 (ja) * 1986-03-27 1994-10-19 ソニー株式会社 積分回路
GB8608875D0 (en) * 1986-04-11 1986-05-14 Plessey Co Plc Bandwidth filters
EP0375790A1 (de) * 1988-10-13 1990-07-04 Siemens Aktiengesellschaft Integrierbare Filterschaltung
US5008632A (en) * 1989-10-31 1991-04-16 International Business Machines Corporation Temperature compensated feedback circuit for setting and stabilizing amplifier DC bias points
US4996498A (en) * 1990-01-03 1991-02-26 Motorola, Inc. Common mode compensation for differential integrating filter

Also Published As

Publication number Publication date
EP0520751A1 (de) 1992-12-30
JPH0514119A (ja) 1993-01-22
KR960005383B1 (ko) 1996-04-24
EP0520751B1 (de) 1997-08-13
US5293514A (en) 1994-03-08
DE69221551T2 (de) 1997-12-11
JP3078039B2 (ja) 2000-08-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
R071 Expiry of right

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