NL1009485C2 - Akoestische looptijdmeting. - Google Patents

Akoestische looptijdmeting. Download PDF

Info

Publication number
NL1009485C2
NL1009485C2 NL1009485A NL1009485A NL1009485C2 NL 1009485 C2 NL1009485 C2 NL 1009485C2 NL 1009485 A NL1009485 A NL 1009485A NL 1009485 A NL1009485 A NL 1009485A NL 1009485 C2 NL1009485 C2 NL 1009485C2
Authority
NL
Netherlands
Prior art keywords
signal
acoustic
measuring
time
transducer
Prior art date
Application number
NL1009485A
Other languages
English (en)
Dutch (nl)
Inventor
Wilhelm Henricus Jurria Schaik
Original Assignee
Wilhelm Henricus Jurriaan Van
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 Wilhelm Henricus Jurriaan Van filed Critical Wilhelm Henricus Jurriaan Van
Priority to NL1009485A priority Critical patent/NL1009485C2/nl
Priority to US09/719,555 priority patent/US6681635B1/en
Priority to JP2000556254A priority patent/JP2002519644A/ja
Priority to PCT/NL1999/000386 priority patent/WO1999067649A2/en
Priority to CA002335841A priority patent/CA2335841A1/en
Priority to EP99929950A priority patent/EP1090287A2/de
Priority to AU46582/99A priority patent/AU758330B2/en
Application granted granted Critical
Publication of NL1009485C2 publication Critical patent/NL1009485C2/nl

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
    • G01N29/02—Analysing fluids
    • G01N29/024—Analysing fluids by measuring propagation velocity or propagation time of acoustic waves
    • 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
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02881—Temperature
    • 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
    • G01N2291/045—External reflections, e.g. on reflectors

Landscapes

  • Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Acoustics & Sound (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
NL1009485A 1998-06-24 1998-06-24 Akoestische looptijdmeting. NL1009485C2 (nl)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NL1009485A NL1009485C2 (nl) 1998-06-24 1998-06-24 Akoestische looptijdmeting.
US09/719,555 US6681635B1 (en) 1998-06-24 1999-06-23 Acoustic transit time measuring system
JP2000556254A JP2002519644A (ja) 1998-06-24 1999-06-23 音波通過時間計測システム
PCT/NL1999/000386 WO1999067649A2 (en) 1998-06-24 1999-06-23 Acoustic transit time measuring system
CA002335841A CA2335841A1 (en) 1998-06-24 1999-06-23 Acoustic transit time measuring system
EP99929950A EP1090287A2 (de) 1998-06-24 1999-06-23 System zur akoustischen laufzeitmessung
AU46582/99A AU758330B2 (en) 1998-06-24 1999-06-23 Acoustic transit time measuring system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL1009485A NL1009485C2 (nl) 1998-06-24 1998-06-24 Akoestische looptijdmeting.
NL1009485 1998-06-24

Publications (1)

Publication Number Publication Date
NL1009485C2 true NL1009485C2 (nl) 2000-01-11

Family

ID=19767370

Family Applications (1)

Application Number Title Priority Date Filing Date
NL1009485A NL1009485C2 (nl) 1998-06-24 1998-06-24 Akoestische looptijdmeting.

Country Status (7)

Country Link
US (1) US6681635B1 (de)
EP (1) EP1090287A2 (de)
JP (1) JP2002519644A (de)
AU (1) AU758330B2 (de)
CA (1) CA2335841A1 (de)
NL (1) NL1009485C2 (de)
WO (1) WO1999067649A2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000206099A (ja) * 1999-01-11 2000-07-28 Ngk Spark Plug Co Ltd ガス濃度センサ
AU2003219506B2 (en) 2002-04-15 2009-02-05 Qualcomm Incorporated Method and system for obtaining positioning data
NL1020714C2 (nl) * 2002-05-30 2003-12-02 Tno Ultrasone karakterisatie van hoge concentratie deeltjes.
DE10228632B3 (de) * 2002-06-26 2004-01-15 Siemens Audiologische Technik Gmbh Richtungshören bei binauraler Hörgeräteversorgung
US6823716B2 (en) * 2002-11-18 2004-11-30 Southwest Research Institute Device for precision measurement of speed of sound in a gas
SE0301226D0 (sv) 2003-04-28 2003-04-28 Siemens Elema Ab Acoustic Determination of Moisture Content of a Gas Mixture
US6745632B1 (en) * 2003-06-03 2004-06-08 Joseph Ernest Dryer Method for measuring ultrasonic transit times
IL161937A (en) * 2004-05-11 2008-08-07 Nexense Ltd Sensor system for high-precision measurements of temperature, composition and/or pressure of a fluid
US7852318B2 (en) 2004-05-17 2010-12-14 Epos Development Ltd. Acoustic robust synchronization signaling for acoustic positioning system
US8391959B2 (en) * 2004-09-29 2013-03-05 Tel Hashomer Medical Research Infrastructure And Services Ltd. Composition for improving efficiency of drug delivery
US7367944B2 (en) 2004-12-13 2008-05-06 Tel Hashomer Medical Research Infrastructure And Services Ltd. Method and system for monitoring ablation of tissues
WO2006100682A2 (en) * 2005-03-23 2006-09-28 Epos Technologies Limited Method and system for digital pen assembly
GB0613165D0 (en) 2006-06-28 2006-08-09 Univ Warwick Real-time infrared measurement and imaging system
CN103399675B (zh) * 2007-03-14 2016-12-28 高通股份有限公司 Mems传声器
US9181555B2 (en) * 2007-07-23 2015-11-10 Ramot At Tel-Aviv University Ltd. Photocatalytic hydrogen production and polypeptides capable of same
DE102011012992A1 (de) * 2011-03-03 2012-09-06 Continental Automotive Gmbh Anordnung und Verfahren zur Ermittlung einer Konzentration eines Bestandteils eines Fluidgemisches
WO2013179202A2 (en) 2012-05-31 2013-12-05 Koninklijke Philips N.V. Environmental parameter determination device and method using acoustics
US10545107B2 (en) 2015-04-26 2020-01-28 Vayyar Imaging Ltd System, device and methods for measuring substances' dielectric properties using microwave sensors

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2130368A (en) * 1982-09-13 1984-05-31 Atomic Energy Authority Uk Liquid change detector
GB2195767A (en) * 1986-09-11 1988-04-13 Agricultural & Food Res Method and apparatus for on-line concentration measurement of a substance using ultrasonic pulses
US5473934A (en) * 1993-10-13 1995-12-12 Cobb; Wesley Ultrasonic fluid composition monitor
WO1996029575A2 (en) * 1995-03-13 1996-09-26 Honeywell Inc. Low power signal processing and measurement apparatus

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4022058A (en) * 1975-08-07 1977-05-10 Brown Alvin E Apparatus for determining the arrival time of alternating signals
US4285241A (en) * 1979-07-13 1981-08-25 Westinghouse Electric Corp. Method and apparatus for the determination of the mass of an impacting object
US4379226A (en) * 1981-02-02 1983-04-05 Siemens Corporation Method and sensor device for measuring a physical parameter utilizing an oscillatory, light modulation element
US5168762A (en) * 1988-06-09 1992-12-08 British Gas Plc Speed measurement device
GB8813640D0 (en) * 1988-06-09 1988-07-13 Gill M J Speed measurement device
US5012449A (en) * 1989-06-30 1991-04-30 Ferranti O.R.E. Inc. Sonic flow meter
US5060514A (en) * 1989-11-30 1991-10-29 Puritan-Bennett Corporate Ultrasonic gas measuring device
CA2106515A1 (en) * 1992-11-03 1994-05-04 Maclin S. Hall Out-of-plane ultrasonic velocity measurement
DE4324983C2 (de) * 1993-07-26 1996-07-11 Fraunhofer Ges Forschung Akustisches Mikroskop
DE4427692A1 (de) * 1994-08-04 1996-02-08 Bayerische Motoren Werke Ag Verfahren zum Bestimmen des Schwingungsverhaltens eines Körpers
US5581014A (en) * 1995-04-05 1996-12-03 Douglas; David W. Method and apparatus for acoustic analysis of binary gas mixtures with continuous self-calibration
US5627323A (en) * 1995-05-25 1997-05-06 Stern; Michael Ultrasonic binary gas measuring device
US6390999B1 (en) * 1996-06-28 2002-05-21 Rocky Mountain Research, Inc. Method and apparatus for flow measurement with temperature and density compensation
CA2272956A1 (en) * 1996-11-22 1998-05-28 Autospect, Inc. Physical parameter measuring apparatus and method thereof
US5783745A (en) * 1997-02-26 1998-07-21 Bergman; John D. Anemometer/thermometer
US6314380B1 (en) * 1999-06-03 2001-11-06 Robert Bosch Corporation Corp Of Delaware Ultrasound transducer temperature compensation methods, apparatus and programs
US6293136B1 (en) * 1999-08-26 2001-09-25 The United States Of America As Represented By The Secretary Of The Army Multiple mode operated surface acoustic wave sensor for temperature compensation

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2130368A (en) * 1982-09-13 1984-05-31 Atomic Energy Authority Uk Liquid change detector
GB2195767A (en) * 1986-09-11 1988-04-13 Agricultural & Food Res Method and apparatus for on-line concentration measurement of a substance using ultrasonic pulses
US5473934A (en) * 1993-10-13 1995-12-12 Cobb; Wesley Ultrasonic fluid composition monitor
WO1996029575A2 (en) * 1995-03-13 1996-09-26 Honeywell Inc. Low power signal processing and measurement apparatus

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
J.G.MATIESON B.E. CONWAY: "Ultrasonic Velocity in water-deuterium xide mixtures", ANAL. CHEMISTRY, vol. 44, no. 8, July 1972 (1972-07-01), pages 1517 - 1520, XP002095131 *

Also Published As

Publication number Publication date
CA2335841A1 (en) 1999-12-29
AU758330B2 (en) 2003-03-20
WO1999067649A3 (en) 2000-03-16
AU4658299A (en) 2000-01-10
US6681635B1 (en) 2004-01-27
EP1090287A2 (de) 2001-04-11
JP2002519644A (ja) 2002-07-02
WO1999067649A2 (en) 1999-12-29

Similar Documents

Publication Publication Date Title
NL1009485C2 (nl) Akoestische looptijdmeting.
JP6595126B2 (ja) 基準信号送信に基づく動き検出
CN105474039B (zh) 用于运行车辆的周围环境检测系统的方法
MXPA01009189A (es) Procesamiento de las mediciones en forma de onda sonica.
US20050052950A1 (en) Monitoring device and method using echo signals
CN108169752B (zh) 一种基于无线通信的超声波测距方法及系统
CN102141608A (zh) 用于估算传输特性以及用于补偿转换器感应的特征差异的方法和装置
KR101964600B1 (ko) 차량의 고속주행 적응형 초음파 센서 정보 처리 방법
KR20040031020A (ko) 무선 시스템 및 무선 스테이션
US20030185101A1 (en) Method and apparatus for spread spectrum distance measurement and for spread spectrum velocity profile measurement
NL1020714C2 (nl) Ultrasone karakterisatie van hoge concentratie deeltjes.
Huang et al. Accurate ultrasonic range measurement using MLS-modulated continuous waves
Sabatini A stochastic model of the time-of-flight noise in airborne sonar ranging systems
KR20160057533A (ko) 차량 초음파센서의 노이즈 감지장치 및 이의 노이즈 감지방법
Sira et al. Waveform scheduling in wideband environments
CN111025280B (zh) 一种基于分布式最小总体误差熵的运动目标测速方法
CN114118152A (zh) 一种头戴显示设备及其手势识别方法、装置和存储介质
US20240184407A1 (en) Water rejection mechanism for ultrasonic touch sensors based on individually processed interfaces
US11934617B1 (en) Ultrasonic touch sensor using capacitive cross-talk
US11768562B1 (en) Autocalibration of acoustical stimulation signal for ultrasonic touch sensor
Angrisani et al. Performance assessment of a Kalman filter-based method for ultrasonic time-of-flight estimation
CN111337881B (zh) 一种利用螺旋桨噪声的水下目标探测方法
Angrisani et al. Ultrasonic-based distance measurement through discrete extended kalman filter
WO2021145440A1 (ja) 計測装置、計測方法、及び、プログラム
US20240192809A1 (en) Capacitive micromachined ultrasonic transducer (cmut) multi-touch and slider detection with improved pixel area coverage and ultrasonic feedback by a same pixel array

Legal Events

Date Code Title Description
PD2B A search report has been drawn up
MM Lapsed because of non-payment of the annual fee

Effective date: 20170701