FR2107467A5 - - Google Patents
Info
- Publication number
- FR2107467A5 FR2107467A5 FR7132549A FR7132549A FR2107467A5 FR 2107467 A5 FR2107467 A5 FR 2107467A5 FR 7132549 A FR7132549 A FR 7132549A FR 7132549 A FR7132549 A FR 7132549A FR 2107467 A5 FR2107467 A5 FR 2107467A5
- Authority
- FR
- France
- 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
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)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Dispersion Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Measurement Of Current Or Voltage (AREA)
- Analogue/Digital Conversion (AREA)
- Measurement Of Radiation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US7144170A | 1970-09-11 | 1970-09-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2107467A5 true FR2107467A5 (enExample) | 1972-05-05 |
Family
ID=22101347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7132549A Expired FR2107467A5 (enExample) | 1970-09-11 | 1971-09-09 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3696399A (enExample) |
| DE (1) | DE2103816B2 (enExample) |
| FR (1) | FR2107467A5 (enExample) |
| GB (1) | GB1353953A (enExample) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5710612B2 (enExample) * | 1973-06-21 | 1982-02-27 | ||
| JPS5753698B2 (enExample) * | 1973-07-06 | 1982-11-15 | ||
| DE3744398A1 (de) * | 1987-12-29 | 1989-07-13 | Asea Brown Boveri | Verfahren und vorrichtung zur registrierung von signalkurven |
| GB2232024B (en) * | 1989-05-22 | 1994-01-12 | Seikosha Kk | Method and apparatus for recording and/or producing sound |
| US5184062A (en) * | 1990-05-11 | 1993-02-02 | Nicolet Instrument Corporation | Dynamically calibrated trigger for oscilloscopes |
| US5442492A (en) * | 1993-06-29 | 1995-08-15 | International Business Machines Corporation | Data recovery procedure using DC offset and gain control for timing loop compensation for partial-response data detection |
| DE102009055807B4 (de) * | 2009-11-26 | 2016-11-24 | Siemens Healthcare Gmbh | Schaltungsanordnung zur Zählung von Röntgenquanten einer Röntgenstrahlung mittels quantenzählender Detektoren sowie anwendungsspezifische integrierte Schaltung und Strahler-Detektor-System |
| US9140639B2 (en) * | 2013-03-15 | 2015-09-22 | Particles Plus, Inc. | Pulse scope for particle counter |
| US12044611B2 (en) | 2013-03-15 | 2024-07-23 | Particles Plus, Inc. | Particle counter with integrated bootloader |
| US10983040B2 (en) | 2013-03-15 | 2021-04-20 | Particles Plus, Inc. | Particle counter with integrated bootloader |
| US11579072B2 (en) | 2013-03-15 | 2023-02-14 | Particles Plus, Inc. | Personal air quality monitoring system |
| US9677990B2 (en) | 2014-04-30 | 2017-06-13 | Particles Plus, Inc. | Particle counter with advanced features |
| US10352844B2 (en) | 2013-03-15 | 2019-07-16 | Particles Plus, Inc. | Multiple particle sensors in a particle counter |
| CN110568468B (zh) * | 2019-08-27 | 2023-01-10 | 福州智元仪器设备有限公司 | 一种辐射脉冲计数突变算法 |
| US11988591B2 (en) | 2020-07-01 | 2024-05-21 | Particles Plus, Inc. | Modular optical particle counter sensor and apparatus |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3292150A (en) * | 1963-04-23 | 1966-12-13 | Kenneth E Wood | Maximum voltage selector |
| US3348216A (en) * | 1963-12-09 | 1967-10-17 | Billy H Vinson | Method and circuits for storing electrical energy |
| US3359410A (en) * | 1964-04-23 | 1967-12-19 | Infotronics Corp | Automatic base line drift corrector circuit |
| US3421083A (en) * | 1965-03-19 | 1969-01-07 | Abbey Electronics Corp | Digital indicating device for dc voltage source |
| US3475748A (en) * | 1965-08-09 | 1969-10-28 | Robert J Price | Gain stabilization device |
| US3491295A (en) * | 1966-11-21 | 1970-01-20 | Fluke Mfg Co John | R.m.s. instrument having voltage controlled oscillator in feed-back loop |
| US3500247A (en) * | 1968-01-08 | 1970-03-10 | Communications Satellite Corp | Non-linear pulse code modulation with threshold selected sampling |
-
1970
- 1970-09-11 US US71441A patent/US3696399A/en not_active Expired - Lifetime
-
1971
- 1971-01-27 DE DE19712103816 patent/DE2103816B2/de not_active Withdrawn
- 1971-09-09 GB GB4213171A patent/GB1353953A/en not_active Expired
- 1971-09-09 FR FR7132549A patent/FR2107467A5/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3696399A (en) | 1972-10-03 |
| DE2103816B2 (de) | 1977-09-22 |
| DE2103816A1 (de) | 1972-03-16 |
| GB1353953A (en) | 1974-05-22 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |