IT1241373B - Circuito per il trattamento del segnale fornito da un sensore di ossigeno del tipo allo zirconio. - Google Patents

Circuito per il trattamento del segnale fornito da un sensore di ossigeno del tipo allo zirconio.

Info

Publication number
IT1241373B
IT1241373B IT68063A IT6806390A IT1241373B IT 1241373 B IT1241373 B IT 1241373B IT 68063 A IT68063 A IT 68063A IT 6806390 A IT6806390 A IT 6806390A IT 1241373 B IT1241373 B IT 1241373B
Authority
IT
Italy
Prior art keywords
treatment
circuit
signal supplied
oxygen sensor
zirconium type
Prior art date
Application number
IT68063A
Other languages
English (en)
Other versions
IT9068063A1 (it
IT9068063A0 (it
Inventor
Cesario Cianci
Franco Salerno
Original Assignee
Marelli Autronica
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 Marelli Autronica filed Critical Marelli Autronica
Priority to IT68063A priority Critical patent/IT1241373B/it
Publication of IT9068063A0 publication Critical patent/IT9068063A0/it
Priority to US07/807,513 priority patent/US5313121A/en
Priority to EP91121774A priority patent/EP0492431A1/en
Priority to JP3344487A priority patent/JPH04315043A/ja
Publication of IT9068063A1 publication Critical patent/IT9068063A1/it
Application granted granted Critical
Publication of IT1241373B publication Critical patent/IT1241373B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/26—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
    • F02D41/28—Interface circuits
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/403—Cells and electrode assemblies
    • G01N27/406—Cells and probes with solid electrolytes
    • G01N27/4065—Circuit arrangements specially adapted therefor
    • 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
    • H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
    • H03F3/45197—Pl types
    • 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
    • H03F3/45475—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using IC blocks as the active amplifying circuit
    • 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
    • H03F3/45632—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with FET transistors as the active amplifying circuit
    • H03F3/45636—Differential amplifiers with semiconductor devices only characterised by the way of common mode signal rejection in differential amplifiers with FET transistors as the active amplifying circuit by using feedback means
    • H03F3/45641—Measuring at the loading circuit of the differential amplifier
    • H03F3/45659—Controlling the loading circuit of the differential amplifier
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • F02D2041/2068—Output circuits, e.g. for controlling currents in command coils characterised by the circuit design or special circuit elements
    • F02D2041/2072—Bridge circuits, i.e. the load being placed in the diagonal of a bridge to be controlled in both directions
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/261—Amplifier which being suitable for instrumentation applications

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Molecular Biology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Analytical Chemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Computer Hardware Design (AREA)
  • Amplifiers (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
IT68063A 1990-12-27 1990-12-27 Circuito per il trattamento del segnale fornito da un sensore di ossigeno del tipo allo zirconio. IT1241373B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT68063A IT1241373B (it) 1990-12-27 1990-12-27 Circuito per il trattamento del segnale fornito da un sensore di ossigeno del tipo allo zirconio.
US07/807,513 US5313121A (en) 1990-12-27 1991-12-16 Circuit for processing signals supplied by a zirconium-type oxygen sensor
EP91121774A EP0492431A1 (en) 1990-12-27 1991-12-19 A circuit for processing signals supplied by a zirconium-type oxygen sensor
JP3344487A JPH04315043A (ja) 1990-12-27 1991-12-26 ジルコニウム型酸素センサよりの信号を処理するための回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT68063A IT1241373B (it) 1990-12-27 1990-12-27 Circuito per il trattamento del segnale fornito da un sensore di ossigeno del tipo allo zirconio.

Publications (3)

Publication Number Publication Date
IT9068063A0 IT9068063A0 (it) 1990-12-27
IT9068063A1 IT9068063A1 (it) 1992-06-27
IT1241373B true IT1241373B (it) 1994-01-10

Family

ID=11307581

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68063A IT1241373B (it) 1990-12-27 1990-12-27 Circuito per il trattamento del segnale fornito da un sensore di ossigeno del tipo allo zirconio.

Country Status (4)

Country Link
US (1) US5313121A (it)
EP (1) EP0492431A1 (it)
JP (1) JPH04315043A (it)
IT (1) IT1241373B (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0719919B1 (en) * 1994-12-30 2003-04-09 Honda Giken Kogyo Kabushiki Kaisha Fuel metering control system for internal combustion engine
US5578943A (en) * 1995-01-05 1996-11-26 Bell-Northern Research Ltd. Signal transmitter and apparatus incorporating same
AU5172396A (en) * 1995-03-01 1996-09-18 Lattice Semiconductor Corporation Active resistor for stability compensation
US5574678A (en) * 1995-03-01 1996-11-12 Lattice Semiconductor Corp. Continuous time programmable analog block architecture
AU5172496A (en) * 1995-03-01 1996-09-18 Lattice Semiconductor Corporation Cmos programmable resistor-based transconductor
KR980011460A (ko) * 1996-07-24 1998-04-30 윌리엄 이. 힐러 비차동 전류 모드 기법을 이용한 데이타 경로 구현 장치 및 방법
US5815390A (en) * 1996-10-01 1998-09-29 Lucent Technologies Inc. Voltage-to-current converter
US6011422A (en) * 1998-07-10 2000-01-04 Delco Electronics Corporaiton Integrated differential voltage amplifier with programmable gain and input offset voltage
US6374817B1 (en) 2000-04-12 2002-04-23 Daimlerchrysler Corporation Application of OP-AMP to oxygen sensor circuit
US6392465B1 (en) * 2000-12-18 2002-05-21 National Semiconductor Corporation Sub-threshold CMOS integrator
DE10138806C1 (de) * 2001-08-14 2002-12-19 Bosch Gmbh Robert Ermittlung der Temperatur eines Abgassensors mittels kalibrierter Innenwiderstandsmessung
JP3988609B2 (ja) * 2002-10-07 2007-10-10 株式会社デンソー 酸素センサの異常検出装置
US7212033B2 (en) * 2004-03-26 2007-05-01 International Rectifier Corporation High speed transient immune differential level shifting device
DE102008001697A1 (de) * 2008-05-09 2009-11-12 Robert Bosch Gmbh Auswerte- und Steuereinheit für eine Breitband-Lambdasonde
TWM461699U (zh) * 2013-02-06 2013-09-11 Jim Technology Co Ltd 含氧感知器之訊號修訂裝置
US9112462B2 (en) * 2013-05-15 2015-08-18 Honeywell International Inc. Variable-gain dual-output transconductance amplifier-based instrumentation amplifiers

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4716306A (en) * 1983-08-15 1987-12-29 Hitachi, Ltd. Circuit for detecting variation of resistance of a variable-resistance element
US4812780A (en) * 1986-04-23 1989-03-14 Texas Instruments Incorporated Broadband differential amplifier
US4749955A (en) * 1986-12-29 1988-06-07 Delco Electronics Corporation Low voltage comparator circuit
US4801827A (en) * 1987-11-02 1989-01-31 Tektronix, Inc. Adjustable delay element for digital systems
KR0142565B1 (ko) * 1989-08-30 1998-08-17 미다 가쓰시게 전압 비교기 및 그 동작 방법
US5051628A (en) * 1990-01-02 1991-09-24 Motorola, Inc. Integrated filter circuit

Also Published As

Publication number Publication date
IT9068063A1 (it) 1992-06-27
US5313121A (en) 1994-05-17
EP0492431A1 (en) 1992-07-01
IT9068063A0 (it) 1990-12-27
JPH04315043A (ja) 1992-11-06

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971231