FR2214925B1 - - Google Patents

Info

Publication number
FR2214925B1
FR2214925B1 FR7401459A FR7401459A FR2214925B1 FR 2214925 B1 FR2214925 B1 FR 2214925B1 FR 7401459 A FR7401459 A FR 7401459A FR 7401459 A FR7401459 A FR 7401459A FR 2214925 B1 FR2214925 B1 FR 2214925B1
Authority
FR
France
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
Application number
FR7401459A
Other versions
FR2214925A1 (fr
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of FR2214925A1 publication Critical patent/FR2214925A1/fr
Application granted granted Critical
Publication of FR2214925B1 publication Critical patent/FR2214925B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/17—Function evaluation by approximation methods, e.g. inter- or extrapolation, smoothing, least mean square method
    • G06F17/175—Function evaluation by approximation methods, e.g. inter- or extrapolation, smoothing, least mean square method of multidimensional data
    • 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
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2409—Addressing techniques specially adapted therefor
    • F02D41/2416—Interpolation techniques
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
    • F02P5/00—Advancing or retarding ignition; Control therefor
    • F02P5/04—Advancing or retarding ignition; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions
    • F02P5/145—Advancing or retarding ignition; Control therefor automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions using electrical means
    • F02P5/15—Digital data processing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems
FR7401459A 1973-01-23 1974-01-16 Expired FR2214925B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2303182A DE2303182A1 (de) 1973-01-23 1973-01-23 Einrichtung zum steuern einer verbrennungskraftmaschine
DE2326851A DE2326851C2 (de) 1973-01-23 1973-05-25 Einrichtung zur Durchführung einer mehrdimensionalen Interpolation in Verbindung mit einem Festwertspeicher

Publications (2)

Publication Number Publication Date
FR2214925A1 FR2214925A1 (fr) 1974-08-19
FR2214925B1 true FR2214925B1 (fr) 1977-08-19

Family

ID=25764573

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7401459A Expired FR2214925B1 (fr) 1973-01-23 1974-01-16

Country Status (9)

Country Link
US (1) US3862404A (fr)
JP (1) JPS49106744A (fr)
BE (1) BE810072A (fr)
DE (2) DE2303182A1 (fr)
FR (1) FR2214925B1 (fr)
GB (1) GB1444819A (fr)
IT (1) IT1003349B (fr)
LU (1) LU69219A1 (fr)
NL (1) NL7400802A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2646532B2 (ja) 1985-10-21 1997-08-27 ソニー株式会社 信号補間回路

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2343905C2 (de) * 1973-08-31 1982-10-07 Daimler-Benz Ag, 7000 Stuttgart Vorrichtung zur digital-elektronischen Steuerung der Einlaß-, Auslaß- und Einspritzventile sowie der Zündung bei Brennkraftmaschinen
US3987289A (en) * 1974-05-21 1976-10-19 South African Inventions Development Corporation Electrical signal processing
US4108115A (en) * 1974-06-07 1978-08-22 Lucas Electrical Company, Limited Fuel injection systems for compression ignition engines
JPS5228176B2 (fr) * 1974-06-14 1977-07-25
JPS5434579B2 (fr) * 1974-06-25 1979-10-27
DE2457461A1 (de) * 1974-12-05 1976-06-10 Bosch Gmbh Robert Vorrichtung zur bestimmung der kraftstoffeinspritzmenge bei gemischverdichtenden brennkraftmaschinen
FR2379115A1 (fr) * 1977-01-26 1978-08-25 Renault Calculateur numerique de richesse optimum pour moteur a combustion interne
JPS5481095A (en) * 1977-12-12 1979-06-28 Toshiba Corp Computer tomography device
JPS5489110A (en) * 1977-12-26 1979-07-14 Yamaha Motor Co Ltd Method of controlling internal combustion engine
DE2903978A1 (de) * 1979-02-02 1980-08-07 Bosch Gmbh Robert Einrichtung zum steuern von betriebsparameterabhaengigen vorgaengen, insbesondere des schliesszeitbeginns fuer zuendanlagen von brennkraftmaschinen
JPS55125334A (en) * 1979-03-19 1980-09-27 Nissan Motor Co Ltd Fuel controller
JPS5945830B2 (ja) * 1979-04-19 1984-11-08 日産自動車株式会社 点火時期制御装置
IT1123578B (it) * 1979-09-10 1986-04-30 Alfa Romeo Spa Sistema di regolazione e controllo per l'impianto di alimentazione del combustibile di un motore a combustione interna
IT1194589B (it) * 1979-09-10 1988-09-22 Alfa Romeo Spa Sistema di regolazione e controllo dell'anticipo per l'impianto di accensione di un motore a combustione interna
DE3006633A1 (de) * 1980-02-22 1981-08-27 Robert Bosch Gmbh, 7000 Stuttgart Zuendanlage fuer brennkraftmaschinen
US4468747A (en) * 1980-11-03 1984-08-28 Hewlett-Packard Company Scan converter system
US4471449A (en) * 1980-11-03 1984-09-11 Hewlett-Packard Company Scan converter system
JPS57208765A (en) * 1981-06-18 1982-12-21 Dainippon Screen Mfg Co Ltd Signal interpolating method for memory device
US4438497A (en) 1981-07-20 1984-03-20 Ford Motor Company Adaptive strategy to control internal combustion engine
US4393696A (en) * 1981-07-20 1983-07-19 Ford Motor Company Method for generating energy output signal
US4383441A (en) * 1981-07-20 1983-05-17 Ford Motor Company Method for generating a table of engine calibration control values
US4528639A (en) * 1982-10-29 1985-07-09 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Method of and apparatus for generating an inerstitial point in a data stream having an even number of data points
DE3380036D1 (en) * 1982-12-13 1989-07-13 Mikuni Kogyo Kk Method for controlling an air flow quantity
JPS59144973A (ja) * 1983-02-07 1984-08-20 Dainippon Screen Mfg Co Ltd 線分座標の高速処理方法
US4493303A (en) * 1983-04-04 1985-01-15 Mack Trucks, Inc. Engine control
DE3335924A1 (de) * 1983-10-03 1985-04-18 Siemens AG, 1000 Berlin und 8000 München Verfahren und einrichtung zur steuerung eines schrittmotors
DE3438781A1 (de) * 1984-10-23 1986-04-24 Robert Bosch Gmbh, 7000 Stuttgart Elektronische steuereinrichtung fuer eine kraftstoffeinspritzanlage
JP2630442B2 (ja) * 1988-09-19 1997-07-16 本田技研工業株式会社 エンジン制御装置
US5354983A (en) * 1990-04-10 1994-10-11 Auto-Sense, Limited Object detector utilizing a threshold detection distance and suppression means for detecting the presence of a motor vehicle
US5677967A (en) * 1993-03-10 1997-10-14 R. R. Donnelley & Sons Company Method of and apparatus for converting between a color appearance space and a colorant space
EP0724137B1 (fr) * 1995-01-30 2001-07-18 Sony Precision Technology Inc. Appareil d'interpolation
WO2000019902A1 (fr) * 1998-10-05 2000-04-13 Arch Development Corporation Reconstruction rapide de tomographie par ordinateur a faisceau eventail et tomographie monophotonique d'emission
US6052427A (en) * 1998-10-05 2000-04-18 Arch Development Corp. Multidimensional interpolation
US20040042020A1 (en) * 2002-08-29 2004-03-04 Vondran Gary L. Color space conversion
JP2004333156A (ja) 2003-04-30 2004-11-25 Harmonic Drive Syst Ind Co Ltd エンコーダ信号内挿分割器

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3621216A (en) * 1969-06-30 1971-11-16 Ibm Linear interpolator
JPS549257B2 (fr) * 1972-02-21 1979-04-23

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2646532B2 (ja) 1985-10-21 1997-08-27 ソニー株式会社 信号補間回路

Also Published As

Publication number Publication date
LU69219A1 (fr) 1974-09-25
DE2326851C2 (de) 1975-06-26
NL7400802A (fr) 1974-07-25
DE2326851B1 (de) 1974-11-07
DE2303182A1 (de) 1974-07-25
GB1444819A (en) 1976-08-04
US3862404A (en) 1975-01-21
JPS49106744A (fr) 1974-10-09
IT1003349B (it) 1976-06-10
BE810072A (fr) 1974-07-23
FR2214925A1 (fr) 1974-08-19

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Legal Events

Date Code Title Description
ST Notification of lapse