DE2216826C3 - Verfahren und Vorrichtung zum Unterdrücken von mittels Teilchenanalysatoren erzeugten Signalen - Google Patents
Verfahren und Vorrichtung zum Unterdrücken von mittels Teilchenanalysatoren erzeugten SignalenInfo
- Publication number
- DE2216826C3 DE2216826C3 DE2216826A DE2216826A DE2216826C3 DE 2216826 C3 DE2216826 C3 DE 2216826C3 DE 2216826 A DE2216826 A DE 2216826A DE 2216826 A DE2216826 A DE 2216826A DE 2216826 C3 DE2216826 C3 DE 2216826C3
- Authority
- DE
- Germany
- Prior art keywords
- pulse
- duration
- partial
- signal
- 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 claims description 107
- 238000000034 method Methods 0.000 title claims description 12
- 230000036961 partial effect Effects 0.000 claims description 70
- 230000015654 memory Effects 0.000 claims description 36
- 238000005259 measurement Methods 0.000 claims description 19
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 73
- 230000033001 locomotion Effects 0.000 description 9
- 238000012545 processing Methods 0.000 description 8
- 230000000630 rising effect Effects 0.000 description 8
- 239000007788 liquid Substances 0.000 description 7
- 230000002238 attenuated effect Effects 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 230000003111 delayed effect Effects 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 230000005684 electric field Effects 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 238000002266 amputation Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000013060 biological fluid Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 210000001699 lower leg Anatomy 0.000 description 1
- 230000002688 persistence Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000001052 transient effect Effects 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
Landscapes
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Dispersion Chemistry (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Measurement Of Radiation (AREA)
- Carbon Steel Or Casting Steel Manufacturing (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Length Measuring Devices With Unspecified Measuring Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US13277171A | 1971-04-09 | 1971-04-09 | |
| US14253171A | 1971-05-12 | 1971-05-12 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2216826A1 DE2216826A1 (de) | 1972-11-09 |
| DE2216826B2 DE2216826B2 (de) | 1979-02-15 |
| DE2216826C3 true DE2216826C3 (de) | 1979-10-11 |
Family
ID=26830715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2216826A Expired DE2216826C3 (de) | 1971-04-09 | 1972-04-07 | Verfahren und Vorrichtung zum Unterdrücken von mittels Teilchenanalysatoren erzeugten Signalen |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US3710264A (enExample) |
| JP (1) | JPS5512980B1 (enExample) |
| AU (1) | AU454012B2 (enExample) |
| BE (1) | BE781818A (enExample) |
| CA (1) | CA952192A (enExample) |
| CH (1) | CH576137A5 (enExample) |
| DE (1) | DE2216826C3 (enExample) |
| ES (1) | ES401552A1 (enExample) |
| FR (1) | FR2144208A5 (enExample) |
| GB (1) | GB1355216A (enExample) |
| IL (1) | IL39162A (enExample) |
| IT (1) | IT968277B (enExample) |
| NL (1) | NL7204672A (enExample) |
| SE (1) | SE377855B (enExample) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3961271A (en) * | 1975-02-07 | 1976-06-01 | International Telephone And Telegraph Corporation | Pulse width and amplitude screening circuit |
| US4189714A (en) * | 1978-06-26 | 1980-02-19 | Rca Corporation | Analog-to-digital circuit with adjustable sensitivity |
| JPS6071218U (ja) * | 1983-10-24 | 1985-05-20 | 株式会社ミドリ | 傷口手当用絆創膏 |
| GB2177804A (en) * | 1985-05-31 | 1987-01-28 | Coulter Electronics | Analysing and editing electrical pulses |
| US4977517A (en) * | 1988-09-21 | 1990-12-11 | Toni Diagnostics, Inc. | Leak and clog detection and removal system for use with particle counters |
| US6111398A (en) * | 1997-07-03 | 2000-08-29 | Coulter International Corp. | Method and apparatus for sensing and characterizing particles |
| US6175227B1 (en) | 1997-07-03 | 2001-01-16 | Coulter International Corp. | Potential-sensing method and apparatus for sensing and characterizing particles by the Coulter principle |
| FR2939199B1 (fr) * | 2008-12-02 | 2011-02-11 | C2 Diagnostics | Procede et dispositif de cytometrie en flux sans fluide de gainage |
| WO2013186078A1 (de) * | 2012-06-11 | 2013-12-19 | Siemens Aktiengesellschaft | Lichtbasierte partikeldetektion mit massenbestimmung |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3548206A (en) * | 1969-01-14 | 1970-12-15 | Royco Instr Inc | Noise rejection circuits for particle counters |
| US3611157A (en) * | 1969-06-09 | 1971-10-05 | Us Navy | Pulse width discriminator |
| US3600688A (en) * | 1970-04-21 | 1971-08-17 | Bethlehem Steel Corp | Signal discriminator circuit |
-
1971
- 1971-05-12 US US00142531A patent/US3710264A/en not_active Expired - Lifetime
-
1972
- 1972-04-07 FR FR7212321A patent/FR2144208A5/fr not_active Expired
- 1972-04-07 JP JP3452472A patent/JPS5512980B1/ja active Pending
- 1972-04-07 ES ES401552A patent/ES401552A1/es not_active Expired
- 1972-04-07 IT IT49454/72A patent/IT968277B/it active
- 1972-04-07 BE BE781818A patent/BE781818A/xx unknown
- 1972-04-07 SE SE7204507A patent/SE377855B/xx unknown
- 1972-04-07 AU AU40922/72A patent/AU454012B2/en not_active Expired
- 1972-04-07 IL IL39162A patent/IL39162A/xx unknown
- 1972-04-07 DE DE2216826A patent/DE2216826C3/de not_active Expired
- 1972-04-07 CA CA139,211A patent/CA952192A/en not_active Expired
- 1972-04-07 CH CH510072A patent/CH576137A5/xx not_active IP Right Cessation
- 1972-04-07 NL NL7204672A patent/NL7204672A/xx not_active Application Discontinuation
- 1972-04-07 GB GB1616472A patent/GB1355216A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA952192A (en) | 1974-07-30 |
| AU454012B2 (en) | 1974-10-17 |
| GB1355216A (en) | 1974-06-05 |
| AU4092272A (en) | 1973-10-11 |
| ES401552A1 (es) | 1975-11-16 |
| IT968277B (it) | 1974-03-20 |
| NL7204672A (enExample) | 1972-10-11 |
| JPS5512980B1 (enExample) | 1980-04-05 |
| US3710264A (en) | 1973-01-09 |
| FR2144208A5 (enExample) | 1973-02-09 |
| DE2216826A1 (de) | 1972-11-09 |
| DE2216826B2 (de) | 1979-02-15 |
| CH576137A5 (enExample) | 1976-05-31 |
| IL39162A0 (en) | 1972-06-28 |
| SE377855B (enExample) | 1975-07-28 |
| BE781818A (fr) | 1972-10-09 |
| IL39162A (en) | 1975-02-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8328 | Change in the person/name/address of the agent |
Free format text: VON FUENER, A., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 8000 MUENCHEN |
|
| 8339 | Ceased/non-payment of the annual fee |