CH524813A - Verfahren und Vorrichtung zur automatischen periodischen Grundlinien- und Normaleichung einer Registriereinrichtung - Google Patents

Verfahren und Vorrichtung zur automatischen periodischen Grundlinien- und Normaleichung einer Registriereinrichtung

Info

Publication number
CH524813A
CH524813A CH347571A CH347571A CH524813A CH 524813 A CH524813 A CH 524813A CH 347571 A CH347571 A CH 347571A CH 347571 A CH347571 A CH 347571A CH 524813 A CH524813 A CH 524813A
Authority
CH
Switzerland
Prior art keywords
normal calibration
automatic periodic
recording device
periodic baseline
baseline
Prior art date
Application number
CH347571A
Other languages
English (en)
Inventor
H Pelavin Milton
I Koszyn Allan
Heier Earl
Original Assignee
Technicon Instr
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 Instr filed Critical Technicon Instr
Publication of CH524813A publication Critical patent/CH524813A/de

Links

Classifications

    • 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
    • G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
    • G01N35/08—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a stream of discrete samples flowing along a tube system, e.g. flow injection analysis
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/12—Circuits of general importance; Signal processing
    • G01N2201/127—Calibration; base line adjustment; drift compensation
    • G01N2201/12723—Self check capacity; automatic, periodic step of checking

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Automatic Analysis And Handling Materials Therefor (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
CH347571A 1970-03-13 1971-03-10 Verfahren und Vorrichtung zur automatischen periodischen Grundlinien- und Normaleichung einer Registriereinrichtung CH524813A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1919470A 1970-03-13 1970-03-13

Publications (1)

Publication Number Publication Date
CH524813A true CH524813A (de) 1972-06-30

Family

ID=21791924

Family Applications (1)

Application Number Title Priority Date Filing Date
CH347571A CH524813A (de) 1970-03-13 1971-03-10 Verfahren und Vorrichtung zur automatischen periodischen Grundlinien- und Normaleichung einer Registriereinrichtung

Country Status (9)

Country Link
US (1) US3634868A (de)
BE (1) BE764253A (de)
CA (1) CA922533A (de)
CH (1) CH524813A (de)
DE (1) DE2111609A1 (de)
FR (1) FR2084530A5 (de)
GB (1) GB1342688A (de)
NL (1) NL7103290A (de)
SE (1) SE378457B (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3771038A (en) * 1970-11-27 1973-11-06 C Rubis Drift correcting servo
US3781869A (en) * 1972-03-20 1973-12-25 Inservco Inc Transducer amplifier with automatic balance
US3783300A (en) * 1972-09-18 1974-01-01 Atomic Energy Commission Automatic photomultiplier tube voltage controller
US3817632A (en) * 1972-09-21 1974-06-18 Union Carbide Corp Digital subtraction circuit for a centrifugal chemical analyzer of the rotating spectrophotometer type
US3804535A (en) * 1972-10-13 1974-04-16 Baxter Laboratories Inc Dual wavelength photometer response circuit
US3835304A (en) * 1972-12-19 1974-09-10 S Martinez Chemical migration ratio instrument
US3970392A (en) * 1973-07-27 1976-07-20 Coulter Electronics, Inc. Analog to digital to analog storage and retrieval for a plurality of photometric blanking values
US3940742A (en) * 1973-08-06 1976-02-24 Medical Monitor Systems, Inc. Data acquisition, storage and display system
US3924442A (en) * 1973-10-09 1975-12-09 Kvb Equipment Corp Pollutant variation correcting system
US3919530A (en) * 1974-04-10 1975-11-11 George Chiwo Cheng Color information leukocytes analysis system
DE2703932A1 (de) * 1976-02-02 1977-09-01 Perkin Elmer Corp Verfahren und vorrichtung zur fehlerkorrektur
USRE30391E (en) * 1976-02-23 1980-09-02 Abbott Laboratories Chemical analysis cuvette
US4039933A (en) * 1976-03-25 1977-08-02 Instrumentation Laboratory, Inc. Continuous calibration system and method for analytical instruments
US4307453A (en) * 1977-12-19 1981-12-22 Phillips Petroleum Company Sloping baseline compensation for a chromatographic analyzer
US4202033A (en) * 1977-12-27 1980-05-06 Royco Instruments, Inc. Apparatus and method utilizing calculator for quality control of hematology sample analysis
US4331862A (en) * 1979-02-23 1982-05-25 Ryan Wayne L Method for calibrating a particle counting machine and a calibration standard therefor
US4309112A (en) * 1979-05-15 1982-01-05 Sherwood Medical Industries Inc. Rate measurement analyzer
US4357668A (en) * 1980-03-04 1982-11-02 The Perkin-Elmer Corp. Base line correction method and apparatus
US4384925A (en) * 1980-10-24 1983-05-24 Becton Dickinson And Company Gas sensing unit with automatic calibration method
EP0064369B1 (de) * 1981-04-24 1986-10-08 Kabushiki Kaisha Kyoto Daiichi Kagaku Vorrichtung zur automatischen und kontinuierlichen Bestimmung von Blutbestandteilen
DE3330817A1 (de) * 1983-08-26 1985-03-14 Holstein Und Kappert Gmbh, 4600 Dortmund Vorrichtung zur bereitschaftsueberpruefung von inspektionsmaschinen
US5230863A (en) * 1987-07-21 1993-07-27 Si Industrial Instruments, Inc. Method of calibrating an automatic chemical analyzer
US5065351A (en) * 1989-03-30 1991-11-12 Eastman Kodak Company Stabilization and calibration of precision electronic circuit component
US5365768A (en) * 1989-07-20 1994-11-22 Hitachi, Ltd. Sensor
US5550053A (en) * 1995-01-05 1996-08-27 Si Industrial Instruments, Inc. Method of calibrating an automatic chemical analyzer
US10656405B2 (en) 2018-01-20 2020-05-19 International Business Machines Corporation Color image capture under controlled environment for mobile devices
US10980168B2 (en) 2018-10-16 2021-04-20 Cnh Industrial Canada, Ltd. Systems and methods for monitoring an agricultural metering system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL287532A (de) * 1962-01-23
US3504521A (en) * 1966-10-25 1970-04-07 Centre Nat Rech Metall Method and device for the continuous analysis of the composition of a gas
US3534402A (en) * 1967-12-15 1970-10-13 Honeywell Inc Apparatus for determining the uniformity of web material

Also Published As

Publication number Publication date
GB1342688A (en) 1974-01-03
DE2111609B2 (de) 1973-10-11
DE2111609A1 (de) 1971-09-23
BE764253A (fr) 1971-09-15
DE2111609C3 (de) 1974-05-09
FR2084530A5 (de) 1971-12-17
NL7103290A (de) 1971-09-15
SE378457B (de) 1975-09-01
US3634868A (en) 1972-01-11
CA922533A (en) 1973-03-13

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Legal Events

Date Code Title Description
PL Patent ceased