DE60014090D1 - Frequenzvariation zur verbesserung des signal-rauschabstandes eines sensors - Google Patents

Frequenzvariation zur verbesserung des signal-rauschabstandes eines sensors

Info

Publication number
DE60014090D1
DE60014090D1 DE60014090T DE60014090T DE60014090D1 DE 60014090 D1 DE60014090 D1 DE 60014090D1 DE 60014090 T DE60014090 T DE 60014090T DE 60014090 T DE60014090 T DE 60014090T DE 60014090 D1 DE60014090 D1 DE 60014090D1
Authority
DE
Germany
Prior art keywords
sensor
improve
signal
noise ratio
frequency variation
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
DE60014090T
Other languages
English (en)
Other versions
DE60014090T2 (de
Inventor
P Dilger
Guojun Liu
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fisher Controls International LLC
Original Assignee
Fisher Controls International LLC
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 Fisher Controls International LLC filed Critical Fisher Controls International LLC
Publication of DE60014090D1 publication Critical patent/DE60014090D1/de
Application granted granted Critical
Publication of DE60014090T2 publication Critical patent/DE60014090T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G01N29/36—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
    • G01N29/02—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
    • G01N29/34—Generating the ultrasonic, sonic or infrasonic waves, 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
    • G01N29/42—Detecting the response signal, e.g. electronic circuits specially adapted therefor by frequency filtering or by tuning to 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
    • G01N2291/01—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
    • G01N2291/0422—Shear waves, transverse waves, horizontally polarised waves
    • 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)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (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)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
DE60014090T 1999-07-13 2000-07-10 Frequenzvariation zur verbesserung des signalrauschabstandes eines sensors Expired - Lifetime DE60014090T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US352730 1999-07-13
US09/352,730 US6654470B1 (en) 1999-07-13 1999-07-13 Frequency warping for improving resonator signal-to-noise ratio
PCT/US2000/018793 WO2001004621A1 (en) 1999-07-13 2000-07-10 Frequency warping for improving resonator signal-to-noise ratio

Publications (2)

Publication Number Publication Date
DE60014090D1 true DE60014090D1 (de) 2004-10-28
DE60014090T2 DE60014090T2 (de) 2005-02-03

Family

ID=23386243

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60014090T Expired - Lifetime DE60014090T2 (de) 1999-07-13 2000-07-10 Frequenzvariation zur verbesserung des signalrauschabstandes eines sensors

Country Status (10)

Country Link
US (1) US6654470B1 (de)
EP (1) EP1194771B1 (de)
JP (1) JP4773656B2 (de)
CN (1) CN1172185C (de)
AU (1) AU6083300A (de)
BR (1) BR0012394B1 (de)
CA (1) CA2378759C (de)
DE (1) DE60014090T2 (de)
MX (1) MXPA01013214A (de)
WO (1) WO2001004621A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003168926A (ja) * 2001-11-29 2003-06-13 Nippon Dempa Kogyo Co Ltd 電圧制御圧電発振器
CN100495008C (zh) * 2003-06-18 2009-06-03 中山市泰威技术开发有限公司 压电体声波传感器无源式阵列及其生物芯片
KR100828128B1 (ko) * 2006-07-20 2008-05-09 에이디반도체(주) 시분할 복수 주파수를 이용하는 정전용량 검출방법 및검출장치
JP5505596B2 (ja) * 2008-06-18 2014-05-28 セイコーエプソン株式会社 共振回路、発振回路、フィルタ回路及び電子装置
US9746442B2 (en) 2014-03-30 2017-08-29 International Business Machines Corporation Switched-capacitor biosensor device
EP3899513A4 (de) * 2018-12-19 2022-09-21 Abbott Diabetes Care Inc. Systeme, vorrichtungen und verfahren zur hf-detektion von analytsensormessungen

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3260104A (en) * 1962-10-22 1966-07-12 Exxon Research Engineering Co Apparatus for fluid analysis
GB1483735A (en) * 1973-11-09 1977-08-24 Secr Defence Acoustic wave oscillator
US4361026A (en) 1980-06-24 1982-11-30 Muller Richard S Method and apparatus for sensing fluids using surface acoustic waves
US5212988A (en) 1988-02-29 1993-05-25 The Reagents Of The University Of California Plate-mode ultrasonic structure including a gel
US4905701A (en) 1988-06-15 1990-03-06 National Research Development Corporation Apparatus and method for detecting small changes in attached mass of piezoelectric devices used as sensors
US5229735A (en) * 1992-03-30 1993-07-20 Macrovision Corporation Wide frequency deviation voltage controlled crystal oscillator having plural parallel crystals
JPH06265459A (ja) * 1993-03-15 1994-09-22 Toshiba Corp 分解ガス検出装置
JP3354217B2 (ja) 1993-07-30 2002-12-09 柴田科学株式会社 気体中の塵埃粒子の質量濃度を測定する方法
US5705399A (en) * 1994-05-20 1998-01-06 The Cooper Union For Advancement Of Science And Art Sensor and method for detecting predetermined chemical species in solution
JPH09191216A (ja) * 1996-01-09 1997-07-22 Sony Corp セラミック発振器、セラミックｆｍ変調器、セラミック基準発振器を用いたｐｌｌ回路及びセラミック基準発振器を用いたｐｌｌ型ｆｍ変調器
JPH1028016A (ja) * 1996-07-09 1998-01-27 Murata Mfg Co Ltd 圧電体基準発振器
US6222366B1 (en) * 1999-05-10 2001-04-24 Fisher Controls International, Inc. High frequency measuring circuit with inherent noise reduction for resonating chemical sensors
US6237397B1 (en) * 1999-10-06 2001-05-29 Iowa State University Research Foundation, Inc. Chemical sensor and coating for same

Also Published As

Publication number Publication date
CA2378759A1 (en) 2001-01-18
DE60014090T2 (de) 2005-02-03
WO2001004621A1 (en) 2001-01-18
EP1194771A1 (de) 2002-04-10
BR0012394B1 (pt) 2012-11-27
MXPA01013214A (es) 2002-06-21
EP1194771B1 (de) 2004-09-22
BR0012394A (pt) 2002-03-12
US6654470B1 (en) 2003-11-25
CN1172185C (zh) 2004-10-20
CA2378759C (en) 2007-04-17
JP2003504620A (ja) 2003-02-04
CN1361864A (zh) 2002-07-31
JP4773656B2 (ja) 2011-09-14
AU6083300A (en) 2001-01-30

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