DE2314578C2 - Verfahren und Vorrichtung zur Korrektur infolge Koinzidenz fehlerhafter Teilchenzählungen - Google Patents
Verfahren und Vorrichtung zur Korrektur infolge Koinzidenz fehlerhafter TeilchenzählungenInfo
- Publication number
- DE2314578C2 DE2314578C2 DE2314578A DE2314578A DE2314578C2 DE 2314578 C2 DE2314578 C2 DE 2314578C2 DE 2314578 A DE2314578 A DE 2314578A DE 2314578 A DE2314578 A DE 2314578A DE 2314578 C2 DE2314578 C2 DE 2314578C2
- Authority
- DE
- Germany
- Prior art keywords
- window
- measuring
- particle
- volume
- coincidence
- 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 claims description 93
- 238000012937 correction Methods 0.000 title claims description 17
- 238000000034 method Methods 0.000 title claims description 17
- 238000005259 measurement Methods 0.000 description 24
- 239000000523 sample Substances 0.000 description 16
- 230000003287 optical effect Effects 0.000 description 13
- 239000000725 suspension Substances 0.000 description 8
- 230000015654 memory Effects 0.000 description 7
- 239000012530 fluid Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000004364 calculation method Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 230000003111 delayed effect Effects 0.000 description 3
- 239000012895 dilution Substances 0.000 description 3
- 238000010790 dilution Methods 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 239000012470 diluted sample Substances 0.000 description 2
- 230000008030 elimination Effects 0.000 description 2
- 238000003379 elimination reaction Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000007620 mathematical function Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 235000001674 Agaricus brunnescens Nutrition 0.000 description 1
- 241000009328 Perro Species 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000007170 pathology Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- 238000004804 winding Methods 0.000 description 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 (2)
| Publication Number | Publication Date |
|---|---|
| DE2314578A1 DE2314578A1 (de) | 1973-10-11 |
| DE2314578C2 true DE2314578C2 (de) | 1983-07-14 |
Family
ID=26931325
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2314578A Expired DE2314578C2 (de) | 1972-03-27 | 1973-03-23 | Verfahren und Vorrichtung zur Korrektur infolge Koinzidenz fehlerhafter Teilchenzählungen |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS5625611B2 (https=) |
| AR (1) | AR204610A1 (https=) |
| BE (1) | BE797228A (https=) |
| CH (1) | CH592303A5 (https=) |
| DE (1) | DE2314578C2 (https=) |
| FR (1) | FR2186135A5 (https=) |
| GB (1) | GB1423021A (https=) |
| IL (1) | IL41855A (https=) |
| IT (1) | IT1032020B (https=) |
| NL (1) | NL7304071A (https=) |
| SE (1) | SE391583B (https=) |
Families Citing this family (5)
| 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 |
| US6744245B2 (en) * | 2001-07-27 | 2004-06-01 | Coulter International Corp. | Particle count correction method and apparatus |
| CN114486689B (zh) * | 2022-04-15 | 2022-07-05 | 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 |
-
1973
- 1973-01-01 AR AR247202A patent/AR204610A1/es active
- 1973-03-23 IL IL41855A patent/IL41855A/en unknown
- 1973-03-23 DE DE2314578A patent/DE2314578C2/de not_active Expired
- 1973-03-23 GB GB1424273A patent/GB1423021A/en not_active Expired
- 1973-03-23 CH CH423873A patent/CH592303A5/xx not_active IP Right Cessation
- 1973-03-23 NL NL7304071A patent/NL7304071A/xx not_active Application Discontinuation
- 1973-03-23 SE SE7304123A patent/SE391583B/xx unknown
- 1973-03-23 JP JP3341173A patent/JPS5625611B2/ja not_active Expired
- 1973-03-23 BE BE797228A patent/BE797228A/xx unknown
- 1973-03-23 FR FR7310505A patent/FR2186135A5/fr not_active Expired
- 1973-03-23 IT IT43995/73A patent/IT1032020B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| JPS499282A (https=) | 1974-01-26 |
| CH592303A5 (https=) | 1977-10-31 |
| NL7304071A (https=) | 1973-10-01 |
| AU5373673A (en) | 1974-09-26 |
| BE797228A (fr) | 1973-07-16 |
| FR2186135A5 (https=) | 1974-01-04 |
| JPS5625611B2 (https=) | 1981-06-13 |
| AR204610A1 (es) | 1976-02-20 |
| GB1423021A (en) | 1976-01-28 |
| IL41855A0 (en) | 1973-05-31 |
| SE391583B (sv) | 1977-02-21 |
| DE2314578A1 (de) | 1973-10-11 |
| IL41855A (en) | 1977-05-31 |
| IT1032020B (it) | 1979-05-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OI | Miscellaneous see part 1 | ||
| 8125 | Change of the main classification |
Ipc: G01N 15/07 |
|
| 8181 | Inventor (new situation) |
Free format text: COULTER, WALLACE HENRY, MIAMI SPRINGS, FLA., US HOGG, WALTER ROBERT, MIAMI LAKES, FLA., US BADER, HENRI, MIAMI, FLA., US |
|
| 8128 | New person/name/address of the agent |
Representative=s name: VON FUENER, A., DIPL.-CHEM. DR.RER.NAT. EBBINGHAUS |
|
| AG | Has addition no. |
Ref country code: DE Ref document number: 2506806 Format of ref document f/p: P |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |