FR2110117A5 - - Google Patents

Info

Publication number
FR2110117A5
FR2110117A5 FR7138910A FR7138910A FR2110117A5 FR 2110117 A5 FR2110117 A5 FR 2110117A5 FR 7138910 A FR7138910 A FR 7138910A FR 7138910 A FR7138910 A FR 7138910A FR 2110117 A5 FR2110117 A5 FR 2110117A5
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
FR7138910A
Inventor
D V Gasiunas
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.)
Bayer Corp
Original Assignee
Technicon Instruments 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 Technicon Instruments Corp filed Critical Technicon Instruments Corp
Application granted granted Critical
Publication of FR2110117A5 publication Critical patent/FR2110117A5/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D18/00—Testing or calibrating apparatus or arrangements provided for in groups G01D1/00 - G01D15/00
    • G01D18/002—Automatic recalibration
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
    • G01N21/274—Calibration, base line adjustment, drift correction
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/3103—Atomic absorption analysis
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/10—Calibration or testing
    • H03M1/1009—Calibration

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Mathematical Physics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
FR7138910A 1970-10-30 1971-10-29 Expired FR2110117A5 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8553870A 1970-10-30 1970-10-30

Publications (1)

Publication Number Publication Date
FR2110117A5 true FR2110117A5 (fr) 1972-05-26

Family

ID=22192275

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7138910A Expired FR2110117A5 (fr) 1970-10-30 1971-10-29

Country Status (11)

Country Link
US (1) US3681577A (fr)
AU (1) AU454097B2 (fr)
BE (1) BE774310A (fr)
CA (1) CA945773A (fr)
CH (1) CH531169A (fr)
DE (1) DE2153754A1 (fr)
FR (1) FR2110117A5 (fr)
GB (1) GB1349156A (fr)
IT (1) IT939113B (fr)
NL (1) NL7114997A (fr)
SE (1) SE375170B (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2520906A1 (fr) * 1982-02-03 1983-08-05 Sciences Tech Internales S Systeme de surveillance d'une installation
EP0649015A1 (fr) * 1993-10-14 1995-04-19 APV (Schweiz) AG Procédé pour effectuer périodiquement la correction automatique du décalage de zéro
FR2732772A1 (fr) * 1995-04-05 1996-10-11 Bosch Gmbh Robert Procede de regulation de la sensibilte d'un circuit d'exploitation

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3798431A (en) * 1972-10-04 1974-03-19 Corning Glass Works Electronic calibration of an electro-mechanical system
US3854818A (en) * 1973-03-02 1974-12-17 Perkin Elmer Corp Signal peak detection arrangment for atomic absorption spectrometry
US3975727A (en) * 1974-06-28 1976-08-17 Technicon Instruments Corporation Automated calibration and standardization apparatus
JPS5933204B2 (ja) * 1976-01-30 1984-08-14 株式会社日立製作所 二光束分光光度計
US4080658A (en) * 1976-02-02 1978-03-21 Perkin-Elmer Corporaton System for maintaining below range synchronization in error correcting apparatus
US4200933A (en) * 1976-07-30 1980-04-29 Systron-Donner Corporation Method of automatically calibrating a microprocessor controlled digital multimeter
DE2746677A1 (de) * 1976-11-02 1978-05-03 Sterndent Corp Messeinrichtung, insbesondere tristimulus-kolorimeter, und hierfuer bestimmtes kompensationsverfahren
DE2915557A1 (de) * 1978-04-20 1979-10-31 Micro Sensors Inc Kapazitives mess-system mit automatischer kalibrier-vorrichtung
US4384925A (en) * 1980-10-24 1983-05-24 Becton Dickinson And Company Gas sensing unit with automatic calibration method
JPH0610635B2 (ja) * 1982-12-25 1994-02-09 株式会社佐竹製作所 色彩選別機の選別性能自動調整装置
US4595833A (en) * 1983-09-20 1986-06-17 Sting Donald W Multiple internal reflection cell optical system for use in infrared spectrophotometry of liquid and fluidized samples
JPS60125542A (ja) * 1983-12-13 1985-07-04 Olympus Optical Co Ltd 測定デ−タ補正方法
DE3531276A1 (de) * 1985-09-02 1987-03-05 Bodenseewerk Perkin Elmer Co Verfahren und geraet zur bestimmung der nullinie bei atomabsorptions-spektrometern
US4783307A (en) * 1987-03-05 1988-11-08 Commonwealth Edison Company Reactor control system verification
DE3889725D1 (de) * 1988-03-15 1994-06-30 Divetronic Ag Verfahren und vorrichtung zur messfehlerkompensation.
US4970671A (en) * 1988-12-20 1990-11-13 Trebor Industries, Inc. Bias drift compensation in near infrared quantitative analysis instruments
US5047770A (en) * 1990-05-03 1991-09-10 General Electric Company Apparatus for testing data conversion/transfer functions in a vibratory energy imaging system
US5262957A (en) * 1990-11-09 1993-11-16 Global Communications, Inc. Inexpensive portable RF spectrum analyzer with calibration features
WO1996004607A1 (fr) * 1991-09-19 1996-02-15 Telaire Systems, Inc. Auto-etalonnage d'un capteur de gaz infrarouge non dispersif
US5347474A (en) * 1991-09-19 1994-09-13 Gaztech Corporation Self-calibration of an NDIR gas sensor

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2520906A1 (fr) * 1982-02-03 1983-08-05 Sciences Tech Internales S Systeme de surveillance d'une installation
EP0649015A1 (fr) * 1993-10-14 1995-04-19 APV (Schweiz) AG Procédé pour effectuer périodiquement la correction automatique du décalage de zéro
FR2732772A1 (fr) * 1995-04-05 1996-10-11 Bosch Gmbh Robert Procede de regulation de la sensibilte d'un circuit d'exploitation

Also Published As

Publication number Publication date
CH531169A (de) 1972-11-30
CA945773A (en) 1974-04-23
AU454097B2 (en) 1974-10-17
DE2153754A1 (de) 1972-05-10
IT939113B (it) 1973-02-10
US3681577A (en) 1972-08-01
NL7114997A (fr) 1972-05-03
BE774310A (fr) 1972-04-24
GB1349156A (en) 1974-03-27
DE2153754B2 (fr) 1975-04-24
DE2153754C3 (fr) 1975-12-11
AU3459671A (en) 1973-04-19
SE375170B (fr) 1975-04-07

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Legal Events

Date Code Title Description
ST Notification of lapse