FI20021734A0 - Fotoakustisk detektor - Google Patents
Fotoakustisk detektorInfo
- Publication number
- FI20021734A0 FI20021734A0 FI20021734A FI20021734A FI20021734A0 FI 20021734 A0 FI20021734 A0 FI 20021734A0 FI 20021734 A FI20021734 A FI 20021734A FI 20021734 A FI20021734 A FI 20021734A FI 20021734 A0 FI20021734 A0 FI 20021734A0
- Authority
- FI
- Finland
- Prior art keywords
- chamber
- sensor
- measuring
- sub
- photoacoustic detector
- Prior art date
Links
- 238000000034 method Methods 0.000 abstract 2
- 230000005855 radiation Effects 0.000 abstract 2
- 238000005259 measurement Methods 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 abstract 1
- 238000005457 optimization Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
- H04R23/008—Transducers other than those covered by groups H04R9/00 - H04R21/00 using optical signals for detecting or generating sound
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/1702—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/1702—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids
- G01N2021/1704—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids in gases
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20021734A FI118548B (sv) | 2002-09-30 | 2002-09-30 | Fotoakustisk detektor |
AT03798202T ATE534028T1 (de) | 2002-09-30 | 2003-09-19 | Fotoakustischer detektor |
PCT/FI2003/000683 WO2004029593A1 (en) | 2002-09-30 | 2003-09-19 | Photoacoustic detector |
AU2003262608A AU2003262608A1 (en) | 2002-09-30 | 2003-09-19 | Photoacoustic detector |
EP03798202A EP1546683B1 (en) | 2002-09-30 | 2003-09-19 | Photoacoustic detector |
US10/529,777 US7208737B2 (en) | 2002-09-30 | 2003-09-19 | Photoacoustic detector |
CNB038233355A CN100552429C (zh) | 2002-09-30 | 2003-09-19 | 光声检测器 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI20021734A FI118548B (sv) | 2002-09-30 | 2002-09-30 | Fotoakustisk detektor |
FI20021734 | 2002-09-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
FI20021734A0 true FI20021734A0 (sv) | 2002-09-30 |
FI118548B FI118548B (sv) | 2007-12-14 |
Family
ID=8564668
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI20021734A FI118548B (sv) | 2002-09-30 | 2002-09-30 | Fotoakustisk detektor |
Country Status (7)
Country | Link |
---|---|
US (1) | US7208737B2 (sv) |
EP (1) | EP1546683B1 (sv) |
CN (1) | CN100552429C (sv) |
AT (1) | ATE534028T1 (sv) |
AU (1) | AU2003262608A1 (sv) |
FI (1) | FI118548B (sv) |
WO (1) | WO2004029593A1 (sv) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1950693B (zh) | 2004-03-29 | 2010-05-05 | 伽泽拉有限公司 | 检测一种或多种气体或气体混合物和/或测量一种或多种气体或气体混合物浓度的方法和系统 |
FI20060259A0 (sv) * | 2006-03-17 | 2006-03-17 | Noveltech Solutions Oy | Arrangemang för optiks audiomikrofon |
US8501099B2 (en) | 2006-07-11 | 2013-08-06 | The Curators Of The University Of Missouri | Photo-acoustic detection device and method |
EP2047250B1 (en) | 2006-07-11 | 2018-11-07 | The Curators Of The University Of Missouri | Photo-acoustic detection device and method |
DE102006048839B4 (de) * | 2006-10-16 | 2010-01-07 | Eads Deutschland Gmbh | Photoakustische Gassensor-Vorrichtung mit mehreren Messzellen |
FI20070713A0 (sv) * | 2007-09-18 | 2007-09-18 | Noveltech Solutions Ltd | Detektoranordning för elektromagnetisk strålning och förfarande för mätning av elektromagnetisk strålning |
US8085403B2 (en) * | 2008-08-21 | 2011-12-27 | Honeywell International Inc. | Photoacoustic sensor |
EP2356650B1 (en) * | 2008-11-21 | 2021-03-24 | ExxonMobil Upstream Research Company | Free charge carrier diffusion response transducer for sensing gradients |
JP2011169748A (ja) * | 2010-02-18 | 2011-09-01 | Olympus Corp | 光テコ方式カンチレバー変位検出機構 |
JP5850633B2 (ja) * | 2011-04-12 | 2016-02-03 | キヤノン株式会社 | 被検体情報取得装置 |
US8848191B2 (en) | 2012-03-14 | 2014-09-30 | Honeywell International Inc. | Photoacoustic sensor with mirror |
EP2770319B2 (de) | 2013-02-25 | 2022-01-26 | Sick Ag | Gasmessgerät |
WO2014143295A1 (en) * | 2013-03-15 | 2014-09-18 | United Technologies Corporation | Focused focused optical configuration for nsms probes |
US9513261B2 (en) | 2013-10-14 | 2016-12-06 | Infineon Technologies Ag | Photoacoustic gas sensor device and a method for analyzing gas |
WO2016141155A1 (en) | 2015-03-05 | 2016-09-09 | Honeywell International Inc. | Use of selected glass types and glass thicknesses in the optical path to remove cross sensitivity to water absorption peaks |
US10458900B2 (en) | 2015-09-10 | 2019-10-29 | Honeywell International Inc. | Gas detector with normalized response and improved sensitivity |
WO2017062626A1 (en) | 2015-10-09 | 2017-04-13 | Honeywell International Inc. | Electromagnetic radiation detector using a planar golay cell |
US9606049B1 (en) | 2015-10-09 | 2017-03-28 | Honeywell International Inc. | Gas detector using a golay cell |
FR3059779B1 (fr) * | 2016-12-06 | 2019-05-17 | Thales | Detecteur photoacoustique a lecture optique |
CN107560730A (zh) * | 2017-08-24 | 2018-01-09 | 中国科学院电子学研究所 | 双腔式光声光谱仪 |
EP3696523A1 (de) * | 2019-02-12 | 2020-08-19 | Hahn-Schickard-Gesellschaft für angewandte Forschung e.V. | Ir-emitter mit modulierbarem emissionsgrad auf basis von metamaterialien |
KR102294094B1 (ko) * | 2019-03-13 | 2021-08-25 | 아크소프트 코포레이션 리미티드 | 에어 펌핑 트랜스듀서 및 에어 펌핑 트랜스듀서에 결합된 센서 |
US11397177B2 (en) * | 2019-05-14 | 2022-07-26 | The Regents Of The University Of California | Detection of biomarkers from exhaled breath |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3433959A (en) * | 1966-07-25 | 1969-03-18 | Perkin Elmer Corp | Microphone |
US4507170A (en) | 1980-01-07 | 1985-03-26 | Myhre Kjell E | Optimized stress and strain distribution diaphragms |
CN1009489B (zh) * | 1985-06-15 | 1990-09-05 | 株式会社堀场制作所 | 光声效应式分析器 |
US4926696A (en) * | 1986-11-19 | 1990-05-22 | Massachusetts Institute Of Technology | Optical micropressure transducer |
US5822061A (en) * | 1992-01-20 | 1998-10-13 | Dilor | Spectrometry apparatus |
AU6184196A (en) | 1996-06-26 | 1998-01-14 | Morphometrix Technologies Inc. | Confocal ultrasonic imaging system |
NO963924A (no) | 1996-09-19 | 1997-12-15 | Nyfotek As | Foto-akustisk infrarød detektor |
NO308228B1 (no) | 1997-11-26 | 2000-08-14 | Presens As | Dynamisk trykksensor |
JP4204112B2 (ja) * | 1998-10-12 | 2009-01-07 | 株式会社日立ハイテクノロジーズ | 光干渉計の干渉位相検出方式 |
DE1239698T1 (de) * | 1999-12-13 | 2003-04-10 | Kabushiki Kaisha Kenwood, Tokio/Tokyo | Optischer elektroakustischer wandler |
EP1211501A1 (de) | 2000-11-29 | 2002-06-05 | Siemens Building Technologies AG | Zellkörper für optoakustische Sensoren |
NO315177B1 (no) | 2001-11-29 | 2003-07-21 | Sinvent As | Optisk forskyvnings-sensor |
US6831266B2 (en) * | 2002-03-13 | 2004-12-14 | Phone-Or Ltd. | Optical transducers of high sensitivity |
-
2002
- 2002-09-30 FI FI20021734A patent/FI118548B/sv not_active IP Right Cessation
-
2003
- 2003-09-19 CN CNB038233355A patent/CN100552429C/zh not_active Expired - Lifetime
- 2003-09-19 WO PCT/FI2003/000683 patent/WO2004029593A1/en not_active Application Discontinuation
- 2003-09-19 EP EP03798202A patent/EP1546683B1/en not_active Expired - Lifetime
- 2003-09-19 US US10/529,777 patent/US7208737B2/en not_active Expired - Lifetime
- 2003-09-19 AU AU2003262608A patent/AU2003262608A1/en not_active Abandoned
- 2003-09-19 AT AT03798202T patent/ATE534028T1/de active
Also Published As
Publication number | Publication date |
---|---|
CN100552429C (zh) | 2009-10-21 |
EP1546683B1 (en) | 2011-11-16 |
CN1685216A (zh) | 2005-10-19 |
US7208737B2 (en) | 2007-04-24 |
US20060138327A1 (en) | 2006-06-29 |
AU2003262608A1 (en) | 2004-04-19 |
EP1546683A1 (en) | 2005-06-29 |
FI118548B (sv) | 2007-12-14 |
ATE534028T1 (de) | 2011-12-15 |
WO2004029593A1 (en) | 2004-04-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG | Patent granted |
Ref document number: 118548 Country of ref document: FI |
|
PC | Transfer of assignment of patent |
Owner name: GASERA LTD |
|
MA | Patent expired |