IT1021768B - PULSE WIDTH DISCRIMINATING CIRCUIT - Google Patents

PULSE WIDTH DISCRIMINATING CIRCUIT

Info

Publication number
IT1021768B
IT1021768B IT53480/74A IT5348074A IT1021768B IT 1021768 B IT1021768 B IT 1021768B IT 53480/74 A IT53480/74 A IT 53480/74A IT 5348074 A IT5348074 A IT 5348074A IT 1021768 B IT1021768 B IT 1021768B
Authority
IT
Italy
Prior art keywords
pulse width
discriminating circuit
width discriminating
circuit
pulse
Prior art date
Application number
IT53480/74A
Other languages
Italian (it)
Original Assignee
Coulter Electronics
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
Priority claimed from US05/406,919 external-priority patent/US3963983A/en
Application filed by Coulter Electronics filed Critical Coulter Electronics
Application granted granted Critical
Publication of IT1021768B publication Critical patent/IT1021768B/en

Links

Classifications

    • 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)
IT53480/74A 1973-10-16 1974-10-11 PULSE WIDTH DISCRIMINATING CIRCUIT IT1021768B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/406,919 US3963983A (en) 1973-04-18 1973-10-16 Pulse amplitude discriminating circuit

Publications (1)

Publication Number Publication Date
IT1021768B true IT1021768B (en) 1978-02-20

Family

ID=23609891

Family Applications (1)

Application Number Title Priority Date Filing Date
IT53480/74A IT1021768B (en) 1973-10-16 1974-10-11 PULSE WIDTH DISCRIMINATING CIRCUIT

Country Status (8)

Country Link
JP (1) JPS5519497B2 (en)
CA (1) CA1018595A (en)
DE (1) DE2448303B2 (en)
FR (1) FR2247852B1 (en)
GB (1) GB1482791A (en)
IT (1) IT1021768B (en)
NL (1) NL7413383A (en)
SE (1) SE402659B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5853738A (en) * 1981-09-25 1983-03-30 Eruma Kogaku Kk Measuring device for volume of particulate
JPS5846149U (en) * 1981-09-25 1983-03-28 エルマ光学株式会社 Particulate volume measuring device
DE3227664A1 (en) * 1982-07-23 1984-02-02 Vladimir Vasil'evič Saratov Pavlov Device for measuring the quantity and size of solid particles in liquid and gaseous media
JPS61178643A (en) * 1985-02-05 1986-08-11 Toa Medical Electronics Co Ltd Particle analyser
FR3034520B1 (en) * 2015-04-02 2020-02-14 Horiba Abx Sas PARTICLE COUNTING DEVICE

Also Published As

Publication number Publication date
DE2448303A1 (en) 1975-04-17
SE402659B (en) 1978-07-10
JPS5068173A (en) 1975-06-07
SE7412832L (en) 1975-04-17
GB1482791A (en) 1977-08-17
JPS5519497B2 (en) 1980-05-27
CA1018595A (en) 1977-10-04
FR2247852A1 (en) 1975-05-09
DE2448303B2 (en) 1980-11-13
FR2247852B1 (en) 1979-10-12
NL7413383A (en) 1975-04-18

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