JP4129450B2 - 変換器をベースにしたセンサシステムおよび破壊事象検査を行う方法 - Google Patents
変換器をベースにしたセンサシステムおよび破壊事象検査を行う方法 Download PDFInfo
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- JP4129450B2 JP4129450B2 JP2004307986A JP2004307986A JP4129450B2 JP 4129450 B2 JP4129450 B2 JP 4129450B2 JP 2004307986 A JP2004307986 A JP 2004307986A JP 2004307986 A JP2004307986 A JP 2004307986A JP 4129450 B2 JP4129450 B2 JP 4129450B2
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- 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
- G01N29/26—Arrangements for orientation or scanning by relative movement of the head and the sensor
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- 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
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
- G01N29/4409—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison
- G01N29/4427—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by comparison with stored values, e.g. threshold values
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- 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
- G01N29/02—Analysing fluids
- G01N29/022—Fluid sensors based on microsensors, e.g. quartz crystal-microbalance [QCM], surface acoustic wave [SAW] devices, tuning forks, cantilevers, flexural plate wave [FPW] devices
-
- 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
- G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
- G01N29/40—Detecting the response signal, e.g. electronic circuits specially adapted therefor by amplitude filtering, e.g. by applying a threshold or by gain control
-
- 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
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
- G01N29/46—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by spectral analysis, e.g. Fourier analysis or wavelet analysis
-
- 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
- G01N2291/01—Indexing codes associated with the measuring variable
- G01N2291/014—Resonance or resonant frequency
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- 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
- G01N2291/01—Indexing codes associated with the measuring variable
- G01N2291/015—Attenuation, scattering
-
- 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
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/025—Change of phase or condition
- G01N2291/0255—(Bio)chemical reactions, e.g. on biosensors
-
- 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
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/025—Change of phase or condition
- G01N2291/0256—Adsorption, desorption, surface mass change, e.g. on biosensors
-
- 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
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/0289—Internal structure, e.g. defects, grain size, texture
-
- 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
- G01N2291/0426—Bulk waves, e.g. quartz crystal microbalance, torsional waves
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- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Mathematical Physics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Acoustics & Sound (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Description
を含む。
22 固定化結合用相手材料
24、26 標本材料
40 センサシステム
42、44、46、48
50、52、54、56、100、102、103、104 該駆動信号手段
130、132、134、136 該駆動信号
50,100 出力処理手段
Claims (8)
- 破壊事象検査を行う方法であって、
固定化結合用相手材料および前記相手材料の上に配置した標本材料を、機械エネルギーと電気エネルギーの相互変換をおこなう変換器に設け、前記標本材料は、前記固定化結合用相手材料に塗布され、前記標本材料に含まれ前記固定化結合用相手材料に対する親和性を有する成分の少なくともくともいくらかと前記固定化結合用相手材料との間に結合が形成されるようにするステップ、
結合破壊が引き起こされるように前記変換器を電気的に駆動するステップであって、該駆動は、駆動信号を前記変換器に印加することによって行われ、前記駆動信号は、前記変換器の予想される共振の挙動に基づいてあらかじめ選択される個別の固定周波数を備える複数の周波数成分を同時に有する波形を含むステップ、および
前記駆動信号の印加に応答する、前記変換器の出力応答を解析するステップ
を含む破壊事象検査を行う方法。 - 前記変換器を加速するステップは、順次上昇するエネルギーレベルで、前記変換器に前記駆動信号を印加することによって行われることを特徴とする、請求項1に記載の破壊事象検査を行う方法。
- 前記変換器の出力応答を解析するステップは、前記出力応答が、前記標本材料の成分と前記固定化結合用相手材料との間に形成された結合の破壊を示す振幅現象を示すかどうかを判定することを含むことを特徴とする、請求項1に記載の破壊事象検査を行う方法。
- 標本材料が特定の成分を含むかどうかを検出する、変換器をベースにしたセンサシステムであって、
コントローラと、
該コントローラに動作可能に接続され、その表面上に固定化結合用相手材料と前記標本材料とを受け取るよう構成され、前記標本材料は前記固定化結合用相手材料に接触する状態にされて、該固定化結合用相手と前記特定の成分との間の結合の形成を引き起こすようになっている、機械エネルギーと電気エネルギーの相互変換をおこなう変換器と
を備え、
前記コントローラは、
前記変換器の予想される共振の挙動に基づいてあらかじめ選択される個別の固定周波数を備える複数の周波数成分を同時に有する波形を含む駆動信号を、前記変換器に印加して、前記変換器を機械的に励振して、結合破壊を引き起こし、
前記駆動信号の印加に応答する前記変換器の出力応答を受け取り、
該出力応答を解析して、前記駆動信号の印加が、前記標本材料と前記固定化結合用相手材料との間の結合破壊を引き起こしたかどうかを判定する
よう構成されている
ことを特徴とする変換器をベースにしたセンサシステム。 - 前記コントローラは、複数の順次上昇するエネルギーレベルで前記変換器を機械的に励振し、前記エネルギーレベルのそれぞれについて前記変換器の対応する出力応答を得るよう構成されていることを特徴とする、請求項4に記載の変換器をベースにしたセンサシステム。
- 前記コントローラは、
前記固定化結合用相手材料と前記標本材料との間で生じている可能性のある破壊事象を示唆する破壊標識があるかにより前記出力応答を選別すること、
該選別の後に、前記出力応答のうちの少なくとも1つに対してさらなる処理を行うことであって、前記結合に関連する既知の音響シグネチャを前記出力応答が含むかどうかを判定することを含み、前記出力応答が破壊標識を含む場合にのみ該出力応答に対して行われる、さらなる処理を行うことによって、前記エネルギーレベルについての前記出力応答を解析するよう構成されている
ことを特徴とする請求項5に記載の変換器をベースにしたセンサシステム。 - 前記コントローラは、前記出力応答のうちのいずれかが、前記標本材料と前記固定化結合用相手材料との間に形成された結合の破壊を示す振幅現象を示すかどうかを判定することによって、前記出力応答を選別するよう構成されていることを特徴とする、請求項6に記載の変換器をベースにしたセンサシステム。
- 標本材料を解析するための、変換器をベースにしたセンサシステムであって、
固定化結合用相手材料と前記標本材料とを受け取り、前記標本材料は、前記固定化結合用相手材料と接触するよう配置される、機械エネルギーと電気エネルギーの相互変換をおこなう変換器手段と、
該変換器手段を機械的に励振するために、前記変換器手段に駆動信号を印加するように構成され、該駆動信号は、前記変換器手段の予想される共振の挙動に基づいてあらかじめ選択される個別の固定周波数を備える複数の周波数成分を同時に有する波形を含む、駆動信号手段と、
前記標本材料と前記固定化結合用相手材料との間に所定の結合が存在したかどうかを判定するため、前記変換器手段の出力応答を処理して該出力応答が前記所定の結合の破壊に関連する音響シグネチャを含むかどうかを判定する、出力処理手段と
を備える変換器をベースにしたセンサシステム。
Applications Claiming Priority (1)
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US10/698,834 US6978656B2 (en) | 2003-10-31 | 2003-10-31 | Transducer-based sensor system and method |
Publications (2)
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JP2005134386A JP2005134386A (ja) | 2005-05-26 |
JP4129450B2 true JP4129450B2 (ja) | 2008-08-06 |
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US (1) | US6978656B2 (ja) |
EP (1) | EP1528394A3 (ja) |
JP (1) | JP4129450B2 (ja) |
KR (1) | KR20050041915A (ja) |
CA (1) | CA2486295A1 (ja) |
TW (1) | TWI266864B (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
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US7543476B2 (en) * | 2003-04-17 | 2009-06-09 | Akubio Limited | Rupture event sensors |
US7130727B2 (en) * | 2003-12-05 | 2006-10-31 | Full-View-Matic, Inc. | Vehicle safety system having methods and apparatus configurable for various vehicle geometries |
JP4487662B2 (ja) * | 2004-07-12 | 2010-06-23 | セイコーエプソン株式会社 | 圧電アクチュエータの駆動方法、圧電アクチュエータの駆動装置、電子機器 |
US20060179918A1 (en) * | 2005-02-15 | 2006-08-17 | Honeywell International | Gas chromatograph and quartz crystal microbalance sensor apparatus |
FR2905277B1 (fr) * | 2006-08-29 | 2009-04-17 | Centre Nat Rech Scient | Dispositif de traitement volumique de tissus biologiques |
BRPI1014254A2 (pt) * | 2009-04-10 | 2016-04-12 | Prad Res & Dev Ltd | sistema de fundo de poço configurado para operação de fundo de poço, dentro de um poço, ferramentaconfigurada para ser posicionada no fundo do poço para amostragem e caracterização de fluidos de formação localizaos em um reservatório petrolífero no fundo de poço, sistema para caracterização de fluidos em fundo de poço configurado para operação em fundo de poço, sistema configurado para operação em fundo de poço, em um ou mais poços, e método de caracterização de fluidos de formação em fundo de poço utilizando uma ferramenta para fundo de poço. |
US9331656B1 (en) * | 2010-06-17 | 2016-05-03 | Steven M. Gottlieb | Audio systems and methods employing an array of transducers optimized for particular sound frequencies |
US10133702B2 (en) | 2015-03-16 | 2018-11-20 | Rockwell Automation Technologies, Inc. | System and method for determining sensor margins and/or diagnostic information for a sensor |
US10730744B2 (en) | 2018-12-28 | 2020-08-04 | Industrial Technology Research Institute | MEMS device with movable stage |
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US3582838A (en) * | 1966-09-27 | 1971-06-01 | Zenith Radio Corp | Surface wave devices |
US3983424A (en) * | 1973-10-03 | 1976-09-28 | The University Of Southern California | Radiation detector employing acoustic surface waves |
US4055072A (en) * | 1975-09-19 | 1977-10-25 | Nasa | Apparatus for measuring a sorbate dispersed in a fluid stream |
JPS5540967A (en) | 1978-09-18 | 1980-03-22 | Toshiba Corp | Surface acoustic wave unit |
US4788466A (en) * | 1987-11-09 | 1988-11-29 | University Of Arkansas | Piezoelectric sensor Q-loss compensation |
US5201215A (en) * | 1991-10-17 | 1993-04-13 | The United States Of America As Represented By The United States Department Of Energy | Method for simultaneous measurement of mass loading and fluid property changes using a quartz crystal microbalance |
EP0619906B1 (de) * | 1992-01-03 | 1996-03-20 | Siemens Aktiengesellschaft | Passiver oberflächenwellen-sensor, der drahtlos abfragbar ist |
JPH0750548A (ja) * | 1993-05-31 | 1995-02-21 | Canon Inc | 弾性表面波素子 |
EP0647022A3 (en) * | 1993-10-05 | 1996-10-02 | Matsushita Electric Ind Co Ltd | Surface-semiconductor acoustic wave composite device. |
US5719324A (en) * | 1995-06-16 | 1998-02-17 | Lockheed Martin Energy Systems, Inc. | Microcantilever sensor |
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GB9823410D0 (en) * | 1998-10-26 | 1998-12-23 | Smithkline Beecham Plc | Novel device |
US6289717B1 (en) * | 1999-03-30 | 2001-09-18 | U. T. Battelle, Llc | Micromechanical antibody sensor |
GB9909308D0 (en) | 1999-04-22 | 1999-06-16 | Univ Cambridge Tech | Measurement and use of molecular interactions |
JP2001257554A (ja) * | 2000-01-07 | 2001-09-21 | Tdk Corp | 弾性表面波装置 |
US6848295B2 (en) * | 2002-04-17 | 2005-02-01 | Wayne State University | Acoustic wave sensor apparatus, method and system using wide bandgap materials |
US6826949B1 (en) * | 2003-06-13 | 2004-12-07 | Becton, Dickinson And Company | Method and apparatus for guiding a liquid sample towards a sensing surface |
-
2003
- 2003-10-31 US US10/698,834 patent/US6978656B2/en not_active Expired - Fee Related
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2004
- 2004-05-31 TW TW093115522A patent/TWI266864B/zh not_active IP Right Cessation
- 2004-10-22 JP JP2004307986A patent/JP4129450B2/ja not_active Expired - Fee Related
- 2004-10-28 KR KR1020040086495A patent/KR20050041915A/ko not_active Application Discontinuation
- 2004-10-28 EP EP04256656A patent/EP1528394A3/en not_active Withdrawn
- 2004-10-29 CA CA002486295A patent/CA2486295A1/en not_active Abandoned
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KR20050041915A (ko) | 2005-05-04 |
US6978656B2 (en) | 2005-12-27 |
TWI266864B (en) | 2006-11-21 |
JP2005134386A (ja) | 2005-05-26 |
EP1528394A3 (en) | 2007-08-29 |
US20050092088A1 (en) | 2005-05-05 |
CA2486295A1 (en) | 2005-04-30 |
EP1528394A2 (en) | 2005-05-04 |
TW200514968A (en) | 2005-05-01 |
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