FI20021734A0 - Fotoakustisk detektor - Google Patents

Fotoakustisk detektor

Info

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
Application number
FI20021734A
Other languages
English (en)
Finnish (fi)
Other versions
FI118548B (sv
Inventor
Jyrki Kauppinen
Original Assignee
Noveltech Solutions Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Noveltech Solutions Ltd filed Critical Noveltech Solutions Ltd
Priority to FI20021734A priority Critical patent/FI118548B/sv
Publication of FI20021734A0 publication Critical patent/FI20021734A0/sv
Priority to AT03798202T priority patent/ATE534028T1/de
Priority to PCT/FI2003/000683 priority patent/WO2004029593A1/en
Priority to AU2003262608A priority patent/AU2003262608A1/en
Priority to EP03798202A priority patent/EP1546683B1/en
Priority to US10/529,777 priority patent/US7208737B2/en
Priority to CNB038233355A priority patent/CN100552429C/zh
Application granted granted Critical
Publication of FI118548B publication Critical patent/FI118548B/sv

Links

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)
FI20021734A 2002-09-30 2002-09-30 Fotoakustisk detektor FI118548B (sv)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

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

Similar Documents

Publication Publication Date Title
ATE534028T1 (de) Fotoakustischer detektor
FI20021733A0 (sv) Fotoakustisk detektor
WO2008110927A3 (en) Sensor system and sampling cell assembly for use with sensor system
WO2004081612A3 (en) Improved optical system for a gas measurement system
PT1376504E (pt) Detector de fumos por difusao de luz
WO2008127445A3 (en) Laser sensor having a ring cavity formed in a block
EP2402736A3 (en) Multiple wavelength cavity ring down gas sensor
ATE408134T1 (de) Optisches analysegerät
WO2000073768A3 (de) Gassensoranordnung
WO2007078834A3 (en) An optical navigation system having a filter-window to seal an enclosure thereof
CA2365866A1 (en) Passive remote sensor of chemicals
WO2003050489A8 (en) Fiber-optic based cavity ring-down spectroscopy apparatus
CA2465889A1 (en) Reagent-less whole-blood glucose meter
DE60225784D1 (en) Gas sensor
DE50012576D1 (de) Analysegerät
EP1233386A3 (en) Improvements to fire detection sensors
KR970066557A (ko) 적외선 수분 측정장치 및 적외선 수분 측정방법
ATE464546T1 (de) Temperaturmessanordnung
WO2004048907A3 (de) Resonatorsverstärktes absorptions-spektrometer mit einer inkohärenten strahlungsquelle
EP1754443A4 (en) Instrument for measuring information of a living body; STANDARD ELEMENT AND METHOD OF USE OF THE INSTRUMENT FOR MEASURING INFORMATION OF A LIVING BODY
DE50214255D1 (de) Vorrichtung zur Überwachung der Funktionalität eines optischen Elements
FR2854460A1 (fr) Procede et dispositif pour l'inspection a chaud d'objets creux translucides ou transparents
WO2006075090A8 (fr) Palpeur optique ainsi que dispositif et procédé le mettant en oeuvre
CA2585289C (en) Method and sensor for infrared measurement of gas
CN102301224A (zh) 设有发射源监测器的吸收光学探测器

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