TW287267B - A detector, method of detection and a sensor - Google Patents

A detector, method of detection and a sensor

Info

Publication number
TW287267B
TW287267B TW084112775A TW84112775A TW287267B TW 287267 B TW287267 B TW 287267B TW 084112775 A TW084112775 A TW 084112775A TW 84112775 A TW84112775 A TW 84112775A TW 287267 B TW287267 B TW 287267B
Authority
TW
Taiwan
Prior art keywords
sensor
matter
detector
present
detection
Prior art date
Application number
TW084112775A
Other languages
English (en)
Inventor
Eiji Kasai
Akinori Kato
Misako Inakami
Original Assignee
Omron Tateisi Electronics Co
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 Omron Tateisi Electronics Co filed Critical Omron Tateisi Electronics Co
Application granted granted Critical
Publication of TW287267B publication Critical patent/TW287267B/zh

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03KPULSE TECHNIQUE
    • H03K17/00Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/945Proximity switches
    • H03K17/95Proximity switches using a magnetic detector
    • H03K17/952Proximity switches using a magnetic detector using inductive coils
    • H03K17/9537Proximity switches using a magnetic detector using inductive coils in a resonant circuit
    • H03K17/954Proximity switches using a magnetic detector using inductive coils in a resonant circuit controlled by an oscillatory signal
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01VGEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
    • G01V3/10Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils
    • G01V3/101Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils by measuring the impedance of the search coil; by measuring features of a resonant circuit comprising the search coil
    • G01V3/102Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices using induction coils by measuring the impedance of the search coil; by measuring features of a resonant circuit comprising the search coil by measuring amplitude

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • General Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Geophysics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Electronic Switches (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
TW084112775A 1994-11-30 1995-11-30 A detector, method of detection and a sensor TW287267B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP29628094 1994-11-30
JP11679595 1995-05-16
JP12658595 1995-05-25
JP15189595A JPH0943007A (ja) 1994-11-30 1995-06-19 検知装置、検知方法、及びセンサ

Publications (1)

Publication Number Publication Date
TW287267B true TW287267B (en) 1996-10-01

Family

ID=27470379

Family Applications (1)

Application Number Title Priority Date Filing Date
TW084112775A TW287267B (en) 1994-11-30 1995-11-30 A detector, method of detection and a sensor

Country Status (4)

Country Link
US (1) US6107924A (zh)
JP (1) JPH0943007A (zh)
CN (1) CN1103442C (zh)
TW (1) TW287267B (zh)

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US7812268B2 (en) 2003-08-26 2010-10-12 Synaptics (Uk) Limited Digitizer system
US7907130B2 (en) 2002-06-05 2011-03-15 Synaptics (Uk) Limited Signal transfer method and apparatus
US8570028B2 (en) 2007-05-10 2013-10-29 Cambridge Integrated Circuits Limited Transducer for a position sensor
US9410791B2 (en) 2010-12-24 2016-08-09 Cambridge Integrated Circuits Limited Position sensing transducer
US9470505B2 (en) 2012-06-13 2016-10-18 Cambridge Integrated Circuits Limited Position sensing transducer
TWI720686B (zh) * 2019-11-12 2021-03-01 國立中興大學 具有校正功能之感測裝置

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JP3484355B2 (ja) 1998-09-28 2004-01-06 オムロンヘルスケア株式会社 生体検知装置
CA2316372C (en) * 1997-12-22 2008-07-08 Bent Thorning Bensen A/S Method and apparatus for detecting a fluid and a temperature
JP2000172833A (ja) * 1998-12-10 2000-06-23 Omron Corp 指紋照合装置
US6446012B1 (en) * 1999-06-23 2002-09-03 Bfcs Technology, Inc. Proximity detector for hard-to-detect materials
US7030768B2 (en) * 2003-09-30 2006-04-18 Wanie Andrew J Water softener monitoring device
JP5265199B2 (ja) 2004-12-27 2013-08-14 ベクトン・ディキンソン・アンド・カンパニー 微生物の増殖を検出するための検出方法および装置
ITVE20050005A1 (it) * 2005-01-27 2006-07-28 Elektra S R L Procedimento di controllo e gestione del flusso di acqua ad una macchina da caffe' provvista di dispositivo addolcitore a resine a scambio ionico e macchina da caffe' per attuare il procedimentoo.
JP5050208B2 (ja) * 2005-09-02 2012-10-17 国立大学法人東北大学 透磁率測定装置
TWI304471B (en) * 2005-10-14 2008-12-21 Hon Hai Prec Ind Co Ltd The touch sensing apparatus
US10914698B2 (en) 2006-11-16 2021-02-09 General Electric Company Sensing method and system
JP4954801B2 (ja) * 2007-06-11 2012-06-20 株式会社オーディオテクニカ 電気音響変換器
US20090267617A1 (en) * 2008-03-24 2009-10-29 Samad Seyfi Apparatus and method for measuring salinity of a fluid by inductance
US8358208B2 (en) * 2008-11-11 2013-01-22 Infineon Technologies Ag Method and device for sensing a body
KR101048607B1 (ko) * 2009-06-26 2011-07-12 김경수 휴대용 액체 인화물 및 금속 탐지기 및 이를 이용한 액체 인화물 및 금속 탐지 방법
JP5526755B2 (ja) * 2009-12-17 2014-06-18 いすゞ自動車株式会社 Pmセンサ
KR101741083B1 (ko) * 2010-06-24 2017-05-29 삼성전자주식회사 염도 측정 장치
EP2567223B1 (de) * 2011-07-20 2014-06-11 Optek-Danulat GmbH Vorrichtung zur messung der elektrischen leitfähigkeit eines flüssigen mediums
CN102411009A (zh) * 2011-08-08 2012-04-11 桂林电子科技大学 蔗糖含量的实时检测方法和装置
DE102012201226B4 (de) 2012-01-27 2020-06-04 Ifm Electronic Gmbh Sonde für einen kapazitiven Füllstandsensor, Admittanzmeßschaltung für einen kapazitiver Füllstandsensor mit einer solchen Sonde und Verwendung einer solchen Admittanzmeßschaltung
WO2014129181A1 (ja) * 2013-02-19 2014-08-28 パナソニック株式会社 異物検出装置、異物検出方法、および非接触充電システム
CN104981966B (zh) 2013-02-19 2018-08-03 松下知识产权经营株式会社 异物检测装置、异物检测方法以及非接触充电系统
KR101501984B1 (ko) * 2013-07-12 2015-03-12 한국승강기 안전관리원 에스컬레이터의 속도제어장치 및 그 제어방법
DE102013219678A1 (de) * 2013-09-30 2015-04-02 Robert Bosch Gmbh Verfahren und Vorrichtung zum Ermitteln eines Fremdobjekts in einem Raumbereich
US9274075B2 (en) * 2014-01-30 2016-03-01 Mitsubishi Electric Research Laboratories, Inc. Proximity sensor detecting metallic and non-metallic objects
AU2015268746B2 (en) * 2014-12-30 2017-09-07 Ge Infrastructure Technology Llc Sensing method and system
US10222270B2 (en) * 2015-04-24 2019-03-05 United Arab Emirates University Temperature monitoring of subject bodies using wireless energy transfer
GB2540565B (en) * 2015-07-21 2019-04-24 Skf Ab Sensor assembly for bearing with wireless temperature sensor
CN108204845B (zh) * 2016-12-19 2019-11-29 桓达科技股份有限公司 感测装置及物质感测方法
US10408961B2 (en) * 2017-10-12 2019-09-10 Getac Technology Corporation Sensing circuit for metal object and method of sensing metal object
CN108225480B (zh) * 2018-01-16 2020-08-25 重庆邮电大学 基于直线型电容液位传感器的非接触式液体体积测量方法
JP7056506B2 (ja) * 2018-10-12 2022-04-19 オムロン株式会社 検出装置
CN109343127B (zh) * 2018-10-30 2024-05-10 台州凯思拉智能科技有限公司 高频感应式安全检测装置、冲压设备、以及检测方法
KR102088460B1 (ko) * 2018-11-02 2020-04-21 성균관대학교 산학협력단 듀얼 타입 근접 센서
CN110470347B (zh) * 2019-09-12 2021-12-17 上海旗浪节能环保科技有限公司 一种用于海洋轮船空调系统的管道实时监测装置
CN110812598A (zh) * 2019-11-20 2020-02-21 周刚 具有温度自校准功能的电容式输液余量计算及报警方法

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US3758851A (en) * 1970-10-27 1973-09-11 Chiyoda Chem Eng Construct Co Method for detecting small particles in a tank and apparatus for carrying out said method
JPS54109585U (zh) * 1978-01-20 1979-08-01
US4366473A (en) * 1980-01-15 1982-12-28 Matsushita Electric Works, Ltd. Capacitively coupled electromagnetic intrusion warning system
US4352288A (en) * 1980-07-24 1982-10-05 Texaco Inc. Measurement of salt content in petroleum flow lines
FR2533705A1 (fr) * 1982-09-28 1984-03-30 Pharmuka Lab Detecteur de concentration ionique dans un liquide
US4678992A (en) * 1983-07-12 1987-07-07 Hi-Tech Systems, Corp. Electronic metal detector
US4646066A (en) * 1985-06-27 1987-02-24 Allied Corporation Environmental indicator device and method
DE3729410A1 (de) * 1987-09-03 1989-03-16 Diehl Gmbh & Co Laseroptisches abschlusselement
US4859940A (en) * 1987-09-09 1989-08-22 Westinghouse Electric Corp. Apparatus for detecting onset of slag entrainment in a molten metal stream
DE3912946C3 (de) * 1989-04-20 1996-06-20 Turck Werner Kg Induktiver Näherungsschalter
JPH06164358A (ja) * 1993-02-18 1994-06-10 Omron Corp 近接センサ
US5585729A (en) * 1993-05-13 1996-12-17 Gamma Precision Technology, Inc. Fluid concentration detecting apparatus
US5583432A (en) * 1994-04-11 1996-12-10 Sci-Nostics Limited Electrical method and apparatus for non-contact determination of physical and/or chemical properties of a sample, particularly of blood

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7907130B2 (en) 2002-06-05 2011-03-15 Synaptics (Uk) Limited Signal transfer method and apparatus
US7812268B2 (en) 2003-08-26 2010-10-12 Synaptics (Uk) Limited Digitizer system
US8022317B2 (en) 2003-08-26 2011-09-20 Synaptics (Uk) Limited Digitizer system
US8570028B2 (en) 2007-05-10 2013-10-29 Cambridge Integrated Circuits Limited Transducer for a position sensor
US9410791B2 (en) 2010-12-24 2016-08-09 Cambridge Integrated Circuits Limited Position sensing transducer
US9470505B2 (en) 2012-06-13 2016-10-18 Cambridge Integrated Circuits Limited Position sensing transducer
TWI720686B (zh) * 2019-11-12 2021-03-01 國立中興大學 具有校正功能之感測裝置

Also Published As

Publication number Publication date
CN1139210A (zh) 1997-01-01
CN1103442C (zh) 2003-03-19
JPH0943007A (ja) 1997-02-14
US6107924A (en) 2000-08-22

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