ATE534028T1 - Fotoakustischer detektor - Google Patents

Fotoakustischer detektor

Info

Publication number
ATE534028T1
ATE534028T1 AT03798202T AT03798202T ATE534028T1 AT E534028 T1 ATE534028 T1 AT E534028T1 AT 03798202 T AT03798202 T AT 03798202T AT 03798202 T AT03798202 T AT 03798202T AT E534028 T1 ATE534028 T1 AT E534028T1
Authority
AT
Austria
Prior art keywords
chamber
sensor
measuring
sub
photoacoustic detector
Prior art date
Application number
AT03798202T
Other languages
English (en)
Inventor
Jyrki Kauppinen
Original Assignee
Gasera 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 Gasera Ltd filed Critical Gasera Ltd
Application granted granted Critical
Publication of ATE534028T1 publication Critical patent/ATE534028T1/de

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)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (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)
AT03798202T 2002-09-30 2003-09-19 Fotoakustischer detektor ATE534028T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20021734A FI118548B (fi) 2002-09-30 2002-09-30 Fotoakustinen detektori
PCT/FI2003/000683 WO2004029593A1 (en) 2002-09-30 2003-09-19 Photoacoustic detector

Publications (1)

Publication Number Publication Date
ATE534028T1 true ATE534028T1 (de) 2011-12-15

Family

ID=8564668

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03798202T ATE534028T1 (de) 2002-09-30 2003-09-19 Fotoakustischer detektor

Country Status (7)

Country Link
US (1) US7208737B2 (de)
EP (1) EP1546683B1 (de)
CN (1) CN100552429C (de)
AT (1) ATE534028T1 (de)
AU (1) AU2003262608A1 (de)
FI (1) FI118548B (de)
WO (1) WO2004029593A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005093390A1 (en) 2004-03-29 2005-10-06 Noveltech Solutions Oy Method and system for detecting one or more gases or gas mixtures and/or for measuring the concentration of one or more gases or gas mixtures
FI20060259A0 (fi) * 2006-03-17 2006-03-17 Noveltech Solutions Oy Optinen audiomikrofonijärjestely
US8501099B2 (en) 2006-07-11 2013-08-06 The Curators Of The University Of Missouri Photo-acoustic detection device and method
EP2047250B1 (de) * 2006-07-11 2018-11-07 The Curators Of The University Of Missouri Photoakustisches detektionsgerät und verfahren
DE102006048839B4 (de) * 2006-10-16 2010-01-07 Eads Deutschland Gmbh Photoakustische Gassensor-Vorrichtung mit mehreren Messzellen
FI20070713A0 (fi) * 2007-09-18 2007-09-18 Noveltech Solutions Ltd Elektromagneettisen säteilyn detektorilaite ja menetelmä elektromagneettisen säteilyn mittaamiseksi
US8085403B2 (en) * 2008-08-21 2011-12-27 Honeywell International Inc. Photoacoustic sensor
AU2009318026B2 (en) * 2008-11-21 2015-07-09 The University Of Houston 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
CN108351294A (zh) 2015-09-10 2018-07-31 霍尼韦尔国际公司 具有归一化响应和改进灵敏度的气体检测器
EP3359933A1 (de) 2015-10-09 2018-08-15 Honeywell International Inc. Detektor für elektromagnetische strahlung mit einer planaren golay-zelle
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
WO1997050003A1 (en) 1996-06-26 1997-12-31 Morphometrix Technologies Inc. Confocal ultrasonic imaging system
NO301854B1 (no) 1996-09-19 1997-12-15 Nyfotek As Foto-akustisk infraröd 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 Kenwood Corp 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
FI20021734A0 (fi) 2002-09-30
CN100552429C (zh) 2009-10-21
US7208737B2 (en) 2007-04-24
CN1685216A (zh) 2005-10-19
WO2004029593A1 (en) 2004-04-08
EP1546683A1 (de) 2005-06-29
FI118548B (fi) 2007-12-14
US20060138327A1 (en) 2006-06-29
EP1546683B1 (de) 2011-11-16
AU2003262608A1 (en) 2004-04-19

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