ATE85432T1 - Breitbandige optische erfassung der transienten bewegung einer streuenden oberflaeche. - Google Patents
Breitbandige optische erfassung der transienten bewegung einer streuenden oberflaeche.Info
- Publication number
- ATE85432T1 ATE85432T1 AT89107608T AT89107608T ATE85432T1 AT E85432 T1 ATE85432 T1 AT E85432T1 AT 89107608 T AT89107608 T AT 89107608T AT 89107608 T AT89107608 T AT 89107608T AT E85432 T1 ATE85432 T1 AT E85432T1
- Authority
- AT
- Austria
- Prior art keywords
- laser beam
- optical
- scattered
- transient motion
- frequency
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B9/00—Measuring instruments characterised by the use of optical techniques
- G01B9/02—Interferometers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
- G01B11/161—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge by interferometric means
- G01B11/162—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge by interferometric means by speckle- or shearing interferometry
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B9/00—Measuring instruments characterised by the use of optical techniques
- G01B9/02—Interferometers
- G01B9/02001—Interferometers characterised by controlling or generating intrinsic radiation properties
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B9/00—Measuring instruments characterised by the use of optical techniques
- G01B9/02—Interferometers
- G01B9/02097—Self-interferometers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/24—Probes
- G01N29/2418—Probes using optoacoustic interaction with the material, e.g. laser radiation, photoacoustics
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/04—Wave modes and trajectories
- G01N2291/042—Wave modes
- G01N2291/0427—Flexural waves, plate waves, e.g. Lamb waves, tuning fork, cantilever
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- Pathology (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Instruments For Measurement Of Length By Optical Means (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Gyroscopes (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA000565550A CA1287388C (en) | 1988-04-29 | 1988-04-29 | Broadband optical detection of transient motion from a scattering surface |
EP89107608A EP0339625B1 (de) | 1988-04-29 | 1989-04-27 | Breitbandige optische Erfassung der transienten Bewegung einer streuenden Oberfläche |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE85432T1 true ATE85432T1 (de) | 1993-02-15 |
Family
ID=4137935
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT89107608T ATE85432T1 (de) | 1988-04-29 | 1989-04-27 | Breitbandige optische erfassung der transienten bewegung einer streuenden oberflaeche. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4966459A (de) |
EP (1) | EP0339625B1 (de) |
JP (1) | JP2859292B2 (de) |
KR (1) | KR890016361A (de) |
AT (1) | ATE85432T1 (de) |
CA (1) | CA1287388C (de) |
DE (1) | DE68904681T2 (de) |
Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2007190C (en) * | 1990-01-04 | 1998-11-24 | National Research Council Of Canada | Laser optical ultrasound detection |
CA2013406C (en) * | 1990-03-29 | 1998-06-16 | Rene Heon | Optical detection of a surface motion of an object |
US5131748A (en) * | 1991-06-10 | 1992-07-21 | Monchalin Jean Pierre | Broadband optical detection of transient motion from a scattering surface by two-wave mixing in a photorefractive crystal |
US5229832A (en) * | 1991-07-08 | 1993-07-20 | Industrial Quality, Inc. | Optical ultrasonic material characterization apparatus and method |
US5286313A (en) * | 1991-10-31 | 1994-02-15 | Surface Combustion, Inc. | Process control system using polarizing interferometer |
US5434668A (en) * | 1992-04-01 | 1995-07-18 | Electronics & Space Corp. | Laser vibrometer identification friend-or-foe (IFF) system |
DE59305633D1 (de) * | 1993-03-05 | 1997-04-10 | Jenoptik Jena Gmbh | Phasenmoduliertes Interferometer |
JP2596157Y2 (ja) * | 1993-06-04 | 1999-06-07 | 株式会社イナックス | 温水洗浄装置 |
USRE40928E1 (en) | 1993-10-29 | 2009-10-06 | Tdk Corporation | Optical pickup |
US5724337A (en) * | 1993-10-29 | 1998-03-03 | Tdk Corporation | Optical pickup with a compact design |
US5505090A (en) * | 1993-11-24 | 1996-04-09 | Holographics Inc. | Method and apparatus for non-destructive inspection of composite materials and semi-monocoque structures |
US5604592A (en) * | 1994-09-19 | 1997-02-18 | Textron Defense Systems, Division Of Avco Corporation | Laser ultrasonics-based material analysis system and method using matched filter processing |
US5546187A (en) * | 1995-03-15 | 1996-08-13 | Hughes Aircraft Company | Self-referencing laser-based ultrasonic wave receiver |
US5608166A (en) * | 1995-10-12 | 1997-03-04 | National Research Council Of Canada | Generation and detection of ultrasound with long pulse lasers |
US5724138A (en) * | 1996-04-18 | 1998-03-03 | Textron Systems Corporation | Wavelet analysis for laser ultrasonic measurement of material properties |
US5814730A (en) * | 1996-06-10 | 1998-09-29 | Institute Of Paper Science And Technology And Georgia Institute Of Technology | Material characteristic testing method and apparatus using interferometry to detect ultrasonic signals in a web |
GB9619693D0 (en) * | 1996-09-20 | 1996-11-06 | Johnson & Johnson Medical | Apparatus and method for non-invasive measurement of a substance |
US6769307B1 (en) * | 1997-11-21 | 2004-08-03 | Perceptron, Inc. | Method and system for processing measurement signals to obtain a value for a physical parameter |
US5783752A (en) * | 1997-02-20 | 1998-07-21 | Microe | Diffuse surface interference position sensor |
US5894531A (en) * | 1997-03-11 | 1999-04-13 | Karta Technology, Inc. | Method and apparatus for detection of ultrasound using a fiber-optic interferometer |
US5909279A (en) * | 1997-03-17 | 1999-06-01 | Hughes Electronics Corporation | Ultrasonic sensor using short coherence length optical source, and operating method |
US6075603A (en) * | 1997-05-01 | 2000-06-13 | Hughes Electronics Corporation | Contactless acoustic sensing system with detector array scanning and self-calibrating |
ATE319980T1 (de) | 1997-12-19 | 2006-03-15 | Bernard Siu | Verfahren und vorrichtung zur auswertung der integrität von verbindungen mittels laserinduziertem ultraschall |
US6057927A (en) * | 1998-02-25 | 2000-05-02 | American Iron And Steel Institute | Laser-ultrasound spectroscopy apparatus and method with detection of shear resonances for measuring anisotropy, thickness, and other properties |
US7612890B2 (en) * | 1998-06-30 | 2009-11-03 | Lockheed Martin Corporation | System and method for controlling wafer temperature |
US6122060A (en) * | 1998-06-30 | 2000-09-19 | Lockheed Martin Corporation | Method and apparatus for detecting ultrasonic surface displacements using post-collection optical amplification |
US6543288B1 (en) | 1998-11-04 | 2003-04-08 | National Research Council Of Canada | Laser-ultrasonic measurement of elastic properties of a thin sheet and of tension applied thereon |
GB0009311D0 (en) * | 2000-04-17 | 2000-05-31 | Logica Uk Ltd | Vibration analysis |
WO2002006813A2 (en) * | 2000-07-13 | 2002-01-24 | National Research Council Of Canada | Laser-ultrasonic testing system |
US6684701B2 (en) | 2000-07-14 | 2004-02-03 | Lockheed Martin Corporation | System and method of determining porosity in composite materials using ultrasound |
US6711954B2 (en) | 2001-01-19 | 2004-03-30 | Lockheed Martin Corporation | Method and apparatus for improving the dynamic range of laser detected ultrasound in attenuative materials |
US6819432B2 (en) * | 2001-03-14 | 2004-11-16 | Hrl Laboratories, Llc | Coherent detecting receiver using a time delay interferometer and adaptive beam combiner |
DE10244554B4 (de) | 2002-09-25 | 2004-08-26 | Sms Meer Gmbh | Verfahren und Vorrichtung zur Messung der Wanddicke eines Rohres in einem Rohrwalzwerk |
US20080007717A1 (en) * | 2004-03-31 | 2008-01-10 | Force Technology | Noise Reduction Of Laser Ultrasound Detection System |
EP2148195A1 (de) * | 2005-07-07 | 2010-01-27 | Kabushiki Kaisha Toshiba | Laserbasiertes Gerät zur Detektion von Materialfehler mittels Ultraschall |
DE102005041491A1 (de) * | 2005-09-01 | 2007-03-08 | Robert Bosch Gmbh | Interferometrische Messeinrichtung |
US7684047B2 (en) * | 2006-10-27 | 2010-03-23 | Lockheed Martin Corporation | Apparatus and method for two wave mixing (TWM) based ultrasonic laser testing |
WO2012019189A2 (en) | 2010-08-06 | 2012-02-09 | Par Systems, Inc. | Containerized systems |
US9303309B2 (en) | 2013-01-11 | 2016-04-05 | The Aerospace Corporation | Systems and methods for enhancing mobility of atomic or molecular species on a substrate at reduced bulk temperature using acoustic waves, and structures formed using same |
US9417058B1 (en) | 2014-10-24 | 2016-08-16 | Matrox Electronic Systems Ltd. | Detecting a position of a sheet of light in an image |
US10173262B2 (en) | 2016-02-04 | 2019-01-08 | The Aerospace Corporation | Systems and methods for monitoring temperature using acoustic waves during processing of a material |
US9754374B1 (en) | 2016-02-12 | 2017-09-05 | Matrox Electronic Systems Ltd. | Detection of a sheet of light based on second derivative |
CN105737965B (zh) * | 2016-02-29 | 2018-11-13 | 莆田学院 | 一种风力发电机振动检测装置及分析方法 |
US10160061B2 (en) | 2016-08-15 | 2018-12-25 | The Aerospace Corporation | Systems and methods for modifying acoustic waves based on selective heating |
IT202100033143A1 (it) * | 2021-12-30 | 2023-06-30 | Consiglio Nazionale Ricerche | Sensore di spettroscopia fotoacustica per il rilevamento di gas traccia e metodo per il rilevamento di gas traccia |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2457253C2 (de) * | 1974-12-04 | 1982-09-02 | Krautkrämer, GmbH, 5000 Köln | Optisches interferometrisches Verfahren und Vorrichtung zur berührungslosen Messung der durch Ultraschallwellen verursachten Oberflächenauslenkung eines Prüflings |
DE2709686C2 (de) * | 1977-03-05 | 1982-09-09 | Krautkrämer, GmbH, 5000 Köln | Optisches interferometrisches Verfahren zur berührungslosen Messung der durch Ultraschallwellen verursachten Oberflächenauslenkung eines Prüflings |
DE2710638C2 (de) * | 1977-03-11 | 1984-10-11 | Krautkrämer GmbH, 5000 Köln | Vorrichtung zum berührungslosen optischen Empfang von Ultraschallwellen in der zerstörungsfreien Werkstoffprüfung |
DE3029776C2 (de) * | 1980-08-06 | 1983-04-07 | Krautkrämer, GmbH, 5000 Köln | Verfahren zum berührungslosen Empfang von Ultraschallwellen |
CA1224935A (en) * | 1984-11-28 | 1987-08-04 | Her Majesty The Queen, In Right Of Canada, As Represented By The Ministe R Of The National Research Council And The Minister Of Energy, Mines And Resources | Optical interferometric reception of ultrasonic energy |
US4633715A (en) * | 1985-05-08 | 1987-01-06 | Canadian Patents And Development Limited - Societe Canadienne Des Brevets Et D'exploitation Limitee | Laser heterodyne interferometric method and system for measuring ultrasonic displacements |
-
1988
- 1988-04-29 CA CA000565550A patent/CA1287388C/en not_active Expired - Lifetime
-
1989
- 1989-02-15 US US07/310,380 patent/US4966459A/en not_active Expired - Lifetime
- 1989-04-27 EP EP89107608A patent/EP0339625B1/de not_active Expired - Lifetime
- 1989-04-27 DE DE8989107608T patent/DE68904681T2/de not_active Expired - Lifetime
- 1989-04-27 AT AT89107608T patent/ATE85432T1/de not_active IP Right Cessation
- 1989-04-29 KR KR1019890005759A patent/KR890016361A/ko not_active Application Discontinuation
- 1989-05-01 JP JP1109224A patent/JP2859292B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4966459A (en) | 1990-10-30 |
DE68904681T2 (de) | 1993-05-19 |
EP0339625B1 (de) | 1993-02-03 |
DE68904681D1 (de) | 1993-03-18 |
KR890016361A (ko) | 1989-11-28 |
CA1287388C (en) | 1991-08-06 |
JPH0216419A (ja) | 1990-01-19 |
JP2859292B2 (ja) | 1999-02-17 |
EP0339625A1 (de) | 1989-11-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |