[go: up one dir, main page]

FI20085682L - Förfarande och anordning för mätning av impedans - Google Patents

Förfarande och anordning för mätning av impedans Download PDF

Info

Publication number
FI20085682L
FI20085682L FI20085682A FI20085682A FI20085682L FI 20085682 L FI20085682 L FI 20085682L FI 20085682 A FI20085682 A FI 20085682A FI 20085682 A FI20085682 A FI 20085682A FI 20085682 L FI20085682 L FI 20085682L
Authority
FI
Finland
Prior art keywords
measuring impedance
impedance
measuring
Prior art date
Application number
FI20085682A
Other languages
English (en)
Finnish (fi)
Other versions
FI121898B (sv
FI20085682A0 (sv
Inventor
Arto Rantala
Original Assignee
Valtion Teknillinen
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 Valtion Teknillinen filed Critical Valtion Teknillinen
Priority to FI20085682A priority Critical patent/FI121898B/sv
Publication of FI20085682A0 publication Critical patent/FI20085682A0/sv
Priority to EP09164118.3A priority patent/EP2141495B1/en
Priority to US12/495,267 priority patent/US8120434B2/en
Priority to CN200910166921.4A priority patent/CN101685116B/zh
Publication of FI20085682L publication Critical patent/FI20085682L/sv
Application granted granted Critical
Publication of FI121898B publication Critical patent/FI121898B/sv

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • 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
    • G01N29/02—Analysing fluids
    • G01N29/028—Analysing fluids by measuring mechanical or acoustic impedance
    • 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
    • G01N29/2437—Piezoelectric probes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • 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
    • 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
    • G01N2291/04—Wave modes and trajectories
    • G01N2291/042—Wave modes
    • G01N2291/0426—Bulk waves, e.g. quartz crystal microbalance, torsional waves

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Acoustics & Sound (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
FI20085682A 2008-07-01 2008-07-01 Förfarande och anordning för mätning av impedans FI121898B (sv)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI20085682A FI121898B (sv) 2008-07-01 2008-07-01 Förfarande och anordning för mätning av impedans
EP09164118.3A EP2141495B1 (en) 2008-07-01 2009-06-30 Method and device for measuring impedance of a resonator by means of a tunable oscillator
US12/495,267 US8120434B2 (en) 2008-07-01 2009-06-30 Method and device for measuring impedance
CN200910166921.4A CN101685116B (zh) 2008-07-01 2009-07-01 测量阻抗的方法和设备

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20085682 2008-07-01
FI20085682A FI121898B (sv) 2008-07-01 2008-07-01 Förfarande och anordning för mätning av impedans

Publications (3)

Publication Number Publication Date
FI20085682A0 FI20085682A0 (sv) 2008-07-01
FI20085682L true FI20085682L (sv) 2010-01-02
FI121898B FI121898B (sv) 2011-05-31

Family

ID=39677567

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20085682A FI121898B (sv) 2008-07-01 2008-07-01 Förfarande och anordning för mätning av impedans

Country Status (4)

Country Link
US (1) US8120434B2 (sv)
EP (1) EP2141495B1 (sv)
CN (1) CN101685116B (sv)
FI (1) FI121898B (sv)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9140671B2 (en) 2011-06-28 2015-09-22 National Sun Yat-Sen University Quantitative sensor and manufacturing method thereof
CN102495290B (zh) * 2011-12-28 2014-06-11 上海海事大学 交流电力电子模块端口阻抗特性的获取装置及方法
US9660607B2 (en) * 2013-05-31 2017-05-23 Maury Microwave, Inc. Solid state impedance tuners
CN104764932B (zh) * 2014-01-07 2017-10-24 北大方正集团有限公司 一种mos管阱电阻的测量装置及测量方法
US10964649B2 (en) * 2018-08-03 2021-03-30 Arm Limited Tamper detection in integrated circuits
KR102816507B1 (ko) * 2019-12-05 2025-06-05 에스케이하이닉스 주식회사 전원특성 측정장치, 그 전원특성 측정장치를 포함하는 이미지 시스템, 및 그 이미지 시스템의 동작 방법
US12146798B2 (en) * 2021-08-30 2024-11-19 Taiwan Semiconductor Manufacturing Co., Ltd. Thin film transistor based temperature sensor

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2846874A (en) * 1956-02-24 1958-08-12 Gen Dynamics Corp Ultrasonic testing device
US3906340A (en) * 1971-04-30 1975-09-16 Peter Mauri Wingfield Tuned circuit monitor for structural materials
US4624129A (en) * 1985-04-15 1986-11-25 Haynes Joel E Acoustical dry product density sensor
US5212988A (en) * 1988-02-29 1993-05-25 The Reagents Of The University Of California Plate-mode ultrasonic structure including a gel
US6593753B2 (en) * 1994-07-26 2003-07-15 Phase Dynamics, Inc. System and method for monitoring substances and reactions
US5895629A (en) * 1997-11-25 1999-04-20 Science & Technology Corp Ring oscillator based chemical sensor
TW526327B (en) * 1998-02-19 2003-04-01 Sumitomo Metal Ind Detection apparatus and method of physical variable
JP2004510145A (ja) * 2000-09-20 2004-04-02 モレキュラー・リフレクションズ 共鳴センサーとして使用するための微細加工された超音波アレイ
ITMI20030514A1 (it) 2003-03-18 2004-09-19 Uni Degli Studi Brescia Metodo e dispositivo per determinare la frequenza di
GB0312818D0 (en) * 2003-06-04 2003-07-09 Univ Cambridge Tech Acoustic sensor
US7394180B2 (en) 2003-10-31 2008-07-01 Murata Manufacturing Co., Ltd. Oscillator circuit including surface acoustic wave sensor and biosensor apparatus
US6948388B1 (en) * 2003-12-18 2005-09-27 The United States Of America As Represented By The Secretary Of The Navy Wireless remote sensor
JP4449978B2 (ja) * 2004-03-30 2010-04-14 株式会社村田製作所 力学量センサ
JP2006019935A (ja) * 2004-06-30 2006-01-19 Toshiba Corp 薄膜圧電共振器及びその製造方法
US7323944B2 (en) * 2005-04-11 2008-01-29 Qualcomm Incorporated PLL lock management system
US7489204B2 (en) * 2005-06-30 2009-02-10 International Business Machines Corporation Method and structure for chip-level testing of wire delay independent of silicon delay
US20070057772A1 (en) 2005-09-09 2007-03-15 Honeywell International Inc. Hybrid SAW/BAW sensor
CN1308694C (zh) * 2005-11-03 2007-04-04 北京科技大学 一种电阻的测量方法及测量装置
EP1912062B1 (en) 2006-10-13 2010-09-08 Sabanci Universitesi A biosensor and chemical sensor implementation using RF and microwave device, circuits and systems

Also Published As

Publication number Publication date
CN101685116A (zh) 2010-03-31
US20100001740A1 (en) 2010-01-07
EP2141495A2 (en) 2010-01-06
CN101685116B (zh) 2017-10-27
EP2141495B1 (en) 2019-12-18
FI121898B (sv) 2011-05-31
US8120434B2 (en) 2012-02-21
EP2141495A3 (en) 2013-03-06
FI20085682A0 (sv) 2008-07-01

Similar Documents

Publication Publication Date Title
FI20080182A0 (sv) Mätförfarande och -instrument
FI20096035A7 (sv) Mätdon och anordning för att mäta egenskaper av ett objekt och av en yta på objektet
FI20085665A0 (sv) Förfarande och anordning för mätning av distans
BRPI0912934A2 (pt) aparelho e método
BRPI0910713A2 (pt) método e aparelhos
BRPI0921173A2 (pt) metodo e dispositivo para medicao de distancia
EP2328125A4 (en) METHOD AND DEVICE FOR CONNECTING IMAGES
FI20060233L (sv) Anordning och förfarande för mätning av eleffekt
DK2198778T3 (da) Infusionsapparat med impedansmåling
BRPI0912722A2 (pt) método de ensaio magnético e aparelhagem de ensaio magnético
BRPI0915349A2 (pt) dispositivos e método de medição de pressão
DK2192381T3 (da) Fremgangsmåde og diametermåleindretning
FI20105783L (sv) Förfarande och anordning för mätning av färg och andra egenskaper av en yta
BRPI1006174A2 (pt) metodo de teste e dispositivo de teste
FI20085158A0 (sv) Apparat och metod
FI20085525L (sv) Förfarande och utrustning för mätningar
FI20075191A0 (sv) Medel och förfarande för analys
FI20065160L (sv) Förfarande för kalibrering av en mätanläggning och mätanläggning
FI20085682L (sv) Förfarande och anordning för mätning av impedans
DK2335033T3 (da) In-line-måleapparat
BRPI0906943A2 (pt) Método e aparelho de medição de espessura de refratários
FI20085206L (sv) Förfarande och anordning för mätning av bentätheten
FI20065439L (sv) Förfarande och mätanordning för mätning av radiovågor
DE102008008138A8 (de) Konfigurierbares Messgerät und entsprechendes Messverfahren
FI20095187L (sv) Förfarande och anordning för identifiering av etanol

Legal Events

Date Code Title Description
FG Patent granted

Ref document number: 121898

Country of ref document: FI

PC Transfer of assignment of patent

Owner name: BIOMENSIO LTD