BE826007A - Circuit de correction des erreurs de coincidence dans un dispositif de comptage de particules - Google Patents

Circuit de correction des erreurs de coincidence dans un dispositif de comptage de particules

Info

Publication number
BE826007A
BE826007A BE153764A BE153764A BE826007A BE 826007 A BE826007 A BE 826007A BE 153764 A BE153764 A BE 153764A BE 153764 A BE153764 A BE 153764A BE 826007 A BE826007 A BE 826007A
Authority
BE
Belgium
Prior art keywords
error correction
correction circuit
counting device
particle counting
coincidence error
Prior art date
Application number
BE153764A
Other languages
English (en)
French (fr)
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 filed Critical
Publication of BE826007A publication Critical patent/BE826007A/xx

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K21/00—Details of pulse counters or frequency dividers
    • H03K21/02—Input circuits
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/1031—Investigating individual particles by measuring electrical or magnetic effects
    • G01N15/12—Investigating individual particles by measuring electrical or magnetic effects by observing changes in resistance or impedance across apertures when traversed by individual particles, e.g. by using the Coulter principle
    • G01N15/131—Details
    • G01N15/132—Circuits

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Measurement Of Radiation (AREA)
BE153764A 1974-03-01 1975-02-26 Circuit de correction des erreurs de coincidence dans un dispositif de comptage de particules BE826007A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US447530A US3864551A (en) 1974-03-01 1974-03-01 Coincidence correction circuit

Publications (1)

Publication Number Publication Date
BE826007A true BE826007A (fr) 1975-06-16

Family

ID=23776728

Family Applications (1)

Application Number Title Priority Date Filing Date
BE153764A BE826007A (fr) 1974-03-01 1975-02-26 Circuit de correction des erreurs de coincidence dans un dispositif de comptage de particules

Country Status (10)

Country Link
US (1) US3864551A (enExample)
JP (1) JPS5639417B2 (enExample)
BE (1) BE826007A (enExample)
CA (1) CA1013434A (enExample)
DE (1) DE2505837C3 (enExample)
ES (1) ES435131A1 (enExample)
FR (1) FR2262835B1 (enExample)
GB (1) GB1468332A (enExample)
NL (1) NL168333C (enExample)
ZA (1) ZA75616B (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE377612B (enExample) * 1973-11-09 1975-07-14 T L B Greverus
US3938038A (en) * 1974-07-01 1976-02-10 Coulter Electronics, Inc. Method and apparatus for providing primary coincidence correction during particle analysis
US3944791A (en) * 1974-07-10 1976-03-16 General Science Corporation Platelet count correction circuit
US4042808A (en) * 1975-08-11 1977-08-16 Angel Engineering Corporation Particle count correction
DE2547885C3 (de) * 1975-10-25 1980-05-08 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Elektronischer Zähler
JPS5598333A (en) * 1979-01-22 1980-07-26 Toa Medical Electronics Co Ltd Particle counting device
US4366372A (en) * 1979-06-01 1982-12-28 Innovative Design, Inc. Apparatus and method for counting repetitive marks on a running web
US4447883A (en) * 1981-05-26 1984-05-08 Technicon Instruments Corporation Coincidence-error correcting apparatus and method
JPS61113806A (ja) * 1984-11-07 1986-05-31 丸善工業株式会社 肩当パツトの製造方法
JPS62170507A (ja) * 1986-01-22 1987-07-27 北岸　茂 肩当パツトの製造方法
JPS63115027U (enExample) * 1987-01-14 1988-07-25
DE102006021487B3 (de) * 2006-05-05 2007-09-06 Parsum Gmbh Verfahren und Vorrichtung zur Bestimmung der in einem Partikelstrom enthaltenen Partikel
FR2917842A1 (fr) * 2007-06-19 2008-12-26 Commissariat Energie Atomique Dispositif et methode de comptage de particules elementaires emises par un fluide dans un conduit.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3209130A (en) * 1962-04-30 1965-09-28 Westinghouse Electric Corp Digital measuring device
US3686665A (en) * 1969-12-31 1972-08-22 Leeds & Northrup Co Digital function generator

Also Published As

Publication number Publication date
NL7502387A (nl) 1975-09-03
DE2505837C3 (de) 1979-07-26
AU7808275A (en) 1976-08-12
JPS50120880A (enExample) 1975-09-22
US3864551A (en) 1975-02-04
JPS5639417B2 (enExample) 1981-09-12
FR2262835B1 (enExample) 1979-06-08
NL168333B (nl) 1981-10-16
ES435131A1 (es) 1977-02-01
FR2262835A1 (enExample) 1975-09-26
GB1468332A (en) 1977-03-23
NL168333C (nl) 1982-03-16
ZA75616B (en) 1976-01-28
DE2505837A1 (de) 1975-09-25
CA1013434A (en) 1977-07-05
DE2505837B2 (de) 1978-11-16

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: J.T. BAKER CHEMICAL CY

Effective date: 19840226