DK0770854T3 - Fremgangsmåde, apparat og system til bestemmelse af prøver - Google Patents

Fremgangsmåde, apparat og system til bestemmelse af prøver

Info

Publication number
DK0770854T3
DK0770854T3 DK96901961T DK96901961T DK0770854T3 DK 0770854 T3 DK0770854 T3 DK 0770854T3 DK 96901961 T DK96901961 T DK 96901961T DK 96901961 T DK96901961 T DK 96901961T DK 0770854 T3 DK0770854 T3 DK 0770854T3
Authority
DK
Denmark
Prior art keywords
determining samples
samples
determining
Prior art date
Application number
DK96901961T
Other languages
English (en)
Inventor
Ryoji Ohba
Yoshihito Tamanoi
Original Assignee
Yamatake Ind Systems Co Ltd
Japan Represented By President
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 Yamatake Ind Systems Co Ltd, Japan Represented By President filed Critical Yamatake Ind Systems Co Ltd
Application granted granted Critical
Publication of DK0770854T3 publication Critical patent/DK0770854T3/da

Links

Classifications

    • 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
    • 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
    • G01N29/14—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 using acoustic emission techniques
    • 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
    • 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
    • G01N29/38—Detecting the response signal, e.g. electronic circuits specially adapted therefor by time filtering, e.g. using time gates
    • 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
    • G01N29/449—Statistical methods not provided for in G01N29/4409, e.g. averaging, smoothing and interpolation
    • 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
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
DK96901961T 1995-05-12 1996-02-08 Fremgangsmåde, apparat og system til bestemmelse af prøver DK0770854T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP11436695A JP3358167B2 (ja) 1995-05-12 1995-05-12 被検体同定方法、装置およびシステム
PCT/JP1996/000266 WO1996035926A1 (fr) 1995-05-12 1996-02-08 Procede, dispositif et systeme de determination de changements dans un specimen

Publications (1)

Publication Number Publication Date
DK0770854T3 true DK0770854T3 (da) 2002-07-15

Family

ID=14635923

Family Applications (1)

Application Number Title Priority Date Filing Date
DK96901961T DK0770854T3 (da) 1995-05-12 1996-02-08 Fremgangsmåde, apparat og system til bestemmelse af prøver

Country Status (7)

Country Link
US (1) US5798459A (da)
EP (1) EP0770854B1 (da)
JP (1) JP3358167B2 (da)
KR (1) KR100426227B1 (da)
DE (1) DE69621739T2 (da)
DK (1) DK0770854T3 (da)
WO (1) WO1996035926A1 (da)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6389881B1 (en) * 1999-05-27 2002-05-21 Acoustic Systems, Inc. Method and apparatus for pattern match filtering for real time acoustic pipeline leak detection and location
JP2002312870A (ja) * 2001-04-13 2002-10-25 Tlv Co Ltd 携帯型ガス検出器
US6646821B2 (en) 2001-07-09 2003-11-11 Seagate Technology Llc Early leak detection system for a disc drive containing a low-density gas
US6819517B2 (en) 2001-07-31 2004-11-16 Seagate Technology Llc Disc drive servo track writer gas leak detector and method
JP2003106893A (ja) * 2001-09-28 2003-04-09 Yamatake Sangyo Systems Co Ltd 異常監視装置および異常監視プログラム
KR20040101191A (ko) 2001-10-30 2004-12-02 시게이트 테크놀로지 엘엘씨 저밀도 기체를 이용하는 디스크 드라이브 서보 트랙 라이터
US6898043B2 (en) * 2002-05-20 2005-05-24 Seagate Technology Llc Dual stage enclosure for servo track writer utilizing low-density gas
JP2004020484A (ja) * 2002-06-19 2004-01-22 Yamatake Corp 異常監視装置および異常監視プログラム
US8105239B2 (en) * 2006-02-06 2012-01-31 Maui Imaging, Inc. Method and apparatus to visualize the coronary arteries using ultrasound
EP2088932B1 (en) 2006-10-25 2020-04-08 Maui Imaging, Inc. Method and apparatus to produce ultrasonic images using multiple apertures
US9282945B2 (en) * 2009-04-14 2016-03-15 Maui Imaging, Inc. Calibration of ultrasound probes
JP5193714B2 (ja) * 2008-07-18 2013-05-08 Ｊｘ日鉱日石エネルギー株式会社 配管亀裂診断装置及び配管の亀裂診断方法
KR101659910B1 (ko) 2008-08-08 2016-09-27 마우이 이미징, 인코포레이티드 다중 구경 의료용 초음파를 통한 이미징 및 애드온 시스템의 동기화
JP5485373B2 (ja) 2009-04-14 2014-05-07 マウイ イマギング，インコーポレーテッド 複数開口の超音波アレイ位置合せ装置
WO2011103303A2 (en) 2010-02-18 2011-08-25 Maui Imaging, Inc. Point source transmission and speed-of-sound correction using mult-aperture ultrasound imaging
WO2012051305A2 (en) 2010-10-13 2012-04-19 Mau Imaging, Inc. Multiple aperture probe internal apparatus and cable assemblies
EP3563768A3 (en) 2010-10-13 2020-02-12 Maui Imaging, Inc. Concave ultrasound transducers and 3d arrays
EP2785253B1 (en) 2011-12-01 2023-11-15 Maui Imaging, Inc. Motion detection using ping-based and multiple aperture doppler ultrasound
US9265484B2 (en) 2011-12-29 2016-02-23 Maui Imaging, Inc. M-mode ultrasound imaging of arbitrary paths
CN107028623B (zh) 2012-02-21 2020-09-01 毛伊图像公司 使用多孔超声确定材料刚度
EP4169451A1 (en) 2012-03-26 2023-04-26 Maui Imaging, Inc. Systems and methods for improving ultrasound image quality by applying weighting factors
CN104620128B (zh) 2012-08-10 2017-06-23 毛伊图像公司 多孔径超声探头的校准
WO2014031642A1 (en) 2012-08-21 2014-02-27 Maui Imaging, Inc. Ultrasound imaging system memory architecture
US9510806B2 (en) 2013-03-13 2016-12-06 Maui Imaging, Inc. Alignment of ultrasound transducer arrays and multiple aperture probe assembly
US9883848B2 (en) 2013-09-13 2018-02-06 Maui Imaging, Inc. Ultrasound imaging using apparent point-source transmit transducer
JP6722656B2 (ja) 2014-08-18 2020-07-15 マウイ イマギング，インコーポレーテッド ネットワークベース超音波イメージングシステム
JP6463205B2 (ja) * 2015-04-02 2019-01-30 株式会社テイエルブイ 蒸気システムの故障判定装置および故障判定方法
EP3408037A4 (en) 2016-01-27 2019-10-23 Maui Imaging, Inc. ULTRASONIC IMAGING WITH DISTRIBUTED NETWORK PROBES
US11614205B2 (en) 2016-02-26 2023-03-28 Nec Corporation Piping diagnostic device, piping diagnostic method, discriminant-problem optimizing device, discriminant-problem optimizing method, criteria distribution generating device, criteria distribution generating method, and storage medium
JP6694320B2 (ja) * 2016-04-28 2020-05-13 株式会社工技研究所 地下タンクの漏洩検査装置及び検査方法
US10620170B2 (en) 2017-01-30 2020-04-14 Latency, LLC Systems, methods, and media for detecting abnormalities in equipment that emit ultrasonic energy into a solid medium during failure
JP7035442B2 (ja) * 2017-10-18 2022-03-15 中国電力株式会社 ホール検知装置
DE102022122295A1 (de) 2022-09-02 2024-03-07 Gestra Ag Verfahren und Sensoreinrichtung zur akustischen Überwachung einer Messstelle an einer fluiddurchströmten Armatur und betreffende Sensoreinrichtung

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59142424A (ja) * 1983-02-03 1984-08-15 Mitsubishi Electric Corp 異常検出装置
JPS60123730A (ja) * 1983-12-07 1985-07-02 Mitsubishi Electric Corp 異常検出装置
JPS60146834A (ja) * 1983-12-29 1985-08-02 Kitasato Inst:The 歯周炎抑制用抗体の製法及び同抗体を含有する歯周炎抑制用組成物
JPS60146834U (ja) * 1984-03-09 1985-09-30 東京瓦斯株式会社 ガスの漏洩位置検知器
GB8727178D0 (en) * 1987-11-20 1987-12-23 British Petroleum Co Plc Monitoring accoustic emissions
US4882668A (en) * 1987-12-10 1989-11-21 General Dynamics Corp., Pomona Division Adaptive matched filter
US4980844A (en) * 1988-05-27 1990-12-25 Victor Demjanenko Method and apparatus for diagnosing the state of a machine
JP3020349B2 (ja) * 1992-05-29 2000-03-15 北海道大学長 異常検出方法及び装置
JP2919685B2 (ja) * 1992-11-02 1999-07-12 シャープ株式会社 信号識別回路
US5477730A (en) * 1993-09-07 1995-12-26 Carter; Duncan L. Rolling element bearing condition testing method and apparatus
US5623402A (en) * 1994-02-10 1997-04-22 Schenck Pegasus Corporation Multi-channel inverse control using adaptive finite impulse response filters

Also Published As

Publication number Publication date
DE69621739D1 (de) 2002-07-18
EP0770854B1 (en) 2002-06-12
WO1996035926A1 (fr) 1996-11-14
EP0770854A1 (en) 1997-05-02
EP0770854A4 (en) 1999-12-01
KR100426227B1 (ko) 2004-07-01
JPH08304124A (ja) 1996-11-22
JP3358167B2 (ja) 2002-12-16
DE69621739T2 (de) 2002-12-19
US5798459A (en) 1998-08-25

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