GB1423021A - Methods and apparatuses for correcting coincidence count inaccuracies in a particle analyzer - Google Patents
Methods and apparatuses for correcting coincidence count inaccuracies in a particle analyzerInfo
- Publication number
- GB1423021A GB1423021A GB1424273A GB1424273A GB1423021A GB 1423021 A GB1423021 A GB 1423021A GB 1424273 A GB1424273 A GB 1424273A GB 1424273 A GB1424273 A GB 1424273A GB 1423021 A GB1423021 A GB 1423021A
- Authority
- GB
- United Kingdom
- Prior art keywords
- methods
- count
- computor
- march
- particle
- Prior art date
- 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
Links
- 239000002245 particle Substances 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 2
- 239000012895 dilution Substances 0.000 abstract 1
- 238000010790 dilution Methods 0.000 abstract 1
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
-
- 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
- G01N15/14—Optical investigation techniques, e.g. flow cytometry
- G01N15/1425—Optical investigation techniques, e.g. flow cytometry using an analyser being characterised by its control arrangement
- G01N15/1427—Optical investigation techniques, e.g. flow cytometry using an analyser being characterised by its control arrangement with the synchronisation of components, a time gate for operation of components, or suppression of particle coincidences
-
- 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
- G01N15/14—Optical investigation techniques, e.g. flow cytometry
- G01N15/1429—Signal processing
-
- 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
- G01N2015/1024—Counting particles by non-optical means
-
- 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
- G01N2015/1029—Particle size
-
- 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
- G01N15/14—Optical investigation techniques, e.g. flow cytometry
- G01N2015/1493—Particle size
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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US23807972A | 1972-03-27 | 1972-03-27 | |
US05/292,421 US3949197A (en) | 1972-09-26 | 1972-09-26 | Methods and apparatuses for correcting coincidence count errors in a particle analyzer having a sensing zone through which the particles flow |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1423021A true GB1423021A (en) | 1976-01-28 |
Family
ID=26931325
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1424273A Expired GB1423021A (en) | 1972-03-27 | 1973-03-23 | Methods and apparatuses for correcting coincidence count inaccuracies in a particle analyzer |
Country Status (11)
Country | Link |
---|---|
JP (1) | JPS5625611B2 (de) |
AR (1) | AR204610A1 (de) |
BE (1) | BE797228A (de) |
CH (1) | CH592303A5 (de) |
DE (1) | DE2314578C2 (de) |
FR (1) | FR2186135A5 (de) |
GB (1) | GB1423021A (de) |
IL (1) | IL41855A (de) |
IT (1) | IT1032020B (de) |
NL (1) | NL7304071A (de) |
SE (1) | SE391583B (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1412730A1 (de) * | 2001-07-27 | 2004-04-28 | Coulter International Corp. | Korrekturverfahren und -vorrichtung zur partikelzählung |
CN114486689A (zh) * | 2022-04-15 | 2022-05-13 | 南京颐兰贝生物科技有限责任公司 | 一种血细胞脉冲计数误差校正方法及校正装置 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2630780A1 (de) * | 1975-07-09 | 1977-01-27 | Coulter Electronics | Korrektureinrichtung fuer koinzidenzfehler in teilchenuntersuchungsgeraeten |
JPS5338101A (en) * | 1976-09-20 | 1978-04-07 | Shimizu Construction Co Ltd | Method of excavating inside of steel pipe pile |
JPS5918511B2 (ja) * | 1981-04-13 | 1984-04-27 | 三井不動産建設株式会社 | 共振を利用した切削方法 |
-
1973
- 1973-01-01 AR AR247202A patent/AR204610A1/es active
- 1973-03-23 GB GB1424273A patent/GB1423021A/en not_active Expired
- 1973-03-23 JP JP3341173A patent/JPS5625611B2/ja not_active Expired
- 1973-03-23 NL NL7304071A patent/NL7304071A/xx not_active Application Discontinuation
- 1973-03-23 SE SE7304123A patent/SE391583B/xx unknown
- 1973-03-23 CH CH423873A patent/CH592303A5/xx not_active IP Right Cessation
- 1973-03-23 IT IT43995/73A patent/IT1032020B/it active
- 1973-03-23 FR FR7310505A patent/FR2186135A5/fr not_active Expired
- 1973-03-23 IL IL41855A patent/IL41855A/en unknown
- 1973-03-23 DE DE2314578A patent/DE2314578C2/de not_active Expired
- 1973-03-23 BE BE797228A patent/BE797228A/xx unknown
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1412730A1 (de) * | 2001-07-27 | 2004-04-28 | Coulter International Corp. | Korrekturverfahren und -vorrichtung zur partikelzählung |
EP1412730A4 (de) * | 2001-07-27 | 2011-09-28 | Beckman Coulter Inc | Korrekturverfahren und -vorrichtung zur partikelzählung |
CN114486689A (zh) * | 2022-04-15 | 2022-05-13 | 南京颐兰贝生物科技有限责任公司 | 一种血细胞脉冲计数误差校正方法及校正装置 |
Also Published As
Publication number | Publication date |
---|---|
JPS5625611B2 (de) | 1981-06-13 |
IT1032020B (it) | 1979-05-30 |
AR204610A1 (es) | 1976-02-20 |
JPS499282A (de) | 1974-01-26 |
SE391583B (sv) | 1977-02-21 |
DE2314578A1 (de) | 1973-10-11 |
BE797228A (fr) | 1973-07-16 |
FR2186135A5 (de) | 1974-01-04 |
DE2314578C2 (de) | 1983-07-14 |
IL41855A (en) | 1977-05-31 |
NL7304071A (de) | 1973-10-01 |
AU5373673A (en) | 1974-09-26 |
IL41855A0 (en) | 1973-05-31 |
CH592303A5 (de) | 1977-10-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |