IL135730A - Displacement sensor - Google Patents

Displacement sensor

Info

Publication number
IL135730A
IL135730A IL13573000A IL13573000A IL135730A IL 135730 A IL135730 A IL 135730A IL 13573000 A IL13573000 A IL 13573000A IL 13573000 A IL13573000 A IL 13573000A IL 135730 A IL135730 A IL 135730A
Authority
IL
Israel
Prior art keywords
frequency
circuitry
protected object
change
sensing
Prior art date
Application number
IL13573000A
Other languages
English (en)
Hebrew (he)
Other versions
IL135730A0 (en
Original Assignee
Visonic Ltd
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 Visonic Ltd filed Critical Visonic Ltd
Priority to IL13573000A priority Critical patent/IL135730A/en
Priority to US10/257,501 priority patent/US6933846B2/en
Priority to AU2001252502A priority patent/AU2001252502A1/en
Priority to CA2399925A priority patent/CA2399925C/en
Priority to EP01925827A priority patent/EP1290475A4/de
Priority to PCT/IL2001/000357 priority patent/WO2001079887A2/en
Publication of IL135730A0 publication Critical patent/IL135730A0/xx
Publication of IL135730A publication Critical patent/IL135730A/en
Priority to US11/190,628 priority patent/US20050280532A1/en

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00—Electric signal transmission systems
    • G08C19/16—Electric signal transmission systems in which transmission is by pulses
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/20—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
    • G01D5/2006—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils
    • G01D5/2033—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature by influencing the self-induction of one or more coils controlling the saturation of a magnetic circuit by means of a movable element, e.g. a magnet
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/243—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the phase or frequency of AC
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08—Electric 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
IL13573000A 2000-04-18 2000-04-18 Displacement sensor IL135730A (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IL13573000A IL135730A (en) 2000-04-18 2000-04-18 Displacement sensor
US10/257,501 US6933846B2 (en) 2000-04-18 2001-04-18 Displacement sensing system
AU2001252502A AU2001252502A1 (en) 2000-04-18 2001-04-18 Displacement sensing system
CA2399925A CA2399925C (en) 2000-04-18 2001-04-18 Displacement sensing system
EP01925827A EP1290475A4 (de) 2000-04-18 2001-04-18 Auslenkungsmessystem
PCT/IL2001/000357 WO2001079887A2 (en) 2000-04-18 2001-04-18 Displacement sensing system
US11/190,628 US20050280532A1 (en) 2000-04-18 2005-07-27 Displacement sensing system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IL13573000A IL135730A (en) 2000-04-18 2000-04-18 Displacement sensor

Publications (2)

Publication Number Publication Date
IL135730A0 IL135730A0 (en) 2001-05-20
IL135730A true IL135730A (en) 2004-05-12

Family

ID=11074069

Family Applications (1)

Application Number Title Priority Date Filing Date
IL13573000A IL135730A (en) 2000-04-18 2000-04-18 Displacement sensor

Country Status (6)

Country Link
US (2) US6933846B2 (de)
EP (1) EP1290475A4 (de)
AU (1) AU2001252502A1 (de)
CA (1) CA2399925C (de)
IL (1) IL135730A (de)
WO (1) WO2001079887A2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6560461B1 (en) 1997-08-04 2003-05-06 Mundi Fomukong Authorized location reporting paging system
FR2826127B1 (fr) * 2001-06-19 2003-09-26 Commissariat Energie Atomique Installation de telesurveillance et procede mettant en oeuvre cette installation
US20060068754A1 (en) * 2004-09-30 2006-03-30 Helena Goldfarb System and method for securing a large infrastructure
JP4573105B2 (ja) * 2004-12-10 2010-11-04 株式会社ダイフク 物品搬送装置
US20090295578A1 (en) * 2006-08-10 2009-12-03 Kenneth Gantt Portable security system and method thereof
US7956746B2 (en) * 2007-10-19 2011-06-07 Awarepoint Corporation Wireless tracking system and method with tag removal detection
US7336182B1 (en) * 2007-10-19 2008-02-26 Awarepoint Corporation Wireless tracking system and method with optical tag removal detection
US8714449B2 (en) * 2008-02-07 2014-05-06 Rsi Video Technologies, Inc. Method and device for arming and disarming status in a facility monitoring system
US9032565B2 (en) 2009-12-16 2015-05-19 Kohler Co. Touchless faucet assembly and method of operation
JP5558902B2 (ja) * 2010-04-28 2014-07-23 日立コンシューマエレクトロニクス株式会社 運動機能解析装置
US8878673B2 (en) 2011-05-19 2014-11-04 Invue Security Products Inc. Systems and methods for protecting retail display merchandise from theft
GB2509884B (en) 2011-11-16 2018-10-17 Tyco Fire & Security Gmbh Motion detection systems and methodologies
US10393554B2 (en) * 2016-02-09 2019-08-27 Sensormatic Electronics, LLC Security system having a magnetic displacement sensor system and analytics system
US12493355B2 (en) 2022-04-14 2025-12-09 Kohler Co. Touchless plumbing control system

Family Cites Families (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3579222A (en) * 1968-01-25 1971-05-18 Wilbern Marvin Freeman Portable burglar alarm
US3618059A (en) * 1968-06-19 1971-11-02 Milton F Allen Electronic detection and tracing means
CH481434A (de) * 1968-07-03 1969-11-15 Cerberus Ag Werk Fuer Elektron Elektrische Vorrichtung zum Schutz an einer Wand oder Raumdecke aufgehängter oder auf einem Sockel oder in einer Vitrine aufgestellter beweglicher Gegenstände gegen Diebstahl oder Beschädigung
US3961320A (en) * 1973-06-08 1976-06-01 Honeywell Inc. Intrusion detection systems
JPS5080156A (de) * 1973-11-14 1975-06-30
CH573104A5 (de) * 1973-11-20 1976-02-27 Bosch Gmbh Robert
NL7702946A (nl) * 1976-04-03 1977-10-05 Bizerba Werke Kraut Kg Wilh Werkwijze en inrichting voor het vaststellen van de aanwezigheid van objecten in een bepaald controle- gebied, in het bijzonder voor het verhinderen van winkeldiefstallen.
US4160972A (en) * 1978-05-18 1979-07-10 Adco Venetian Blind Company Alarm apparatus for movable barrier members
DE2913018A1 (de) * 1979-03-31 1980-10-16 Bosch Gmbh Robert Alarmanlage, insbesondere fuer kraftfahrzeuge
US4293852A (en) * 1978-12-08 1981-10-06 Lawrence Security Services Ltd. Capacitive article removal alarm
US4391203A (en) * 1979-06-02 1983-07-05 Millar Frederick W Security apparatus
US4296413A (en) * 1979-09-28 1981-10-20 General Electric Company Resistance-bridge to frequency converter with automatic offset correction
US4274088A (en) * 1980-05-27 1981-06-16 Pierson Don H Portable alarm system
DE3112560C2 (de) * 1981-03-30 1983-01-27 M.A.N.- Roland Druckmaschinen AG, 6050 Offenbach Näherungsschalter, der mittels Erregung und Erfassung eines Feldes das Vorhandensein oder Fehlen von feldverändernden Objekten in einem definierten Entfernungsbereich zum Näherungsschalter durch ein binäres Signal anzeigt
US4414541A (en) * 1981-05-29 1983-11-08 Techne Electronics Limited Motion sensing system
US4458241A (en) * 1981-09-01 1984-07-03 Psi Limited Device for protecting works of art
US4587486A (en) * 1981-12-08 1986-05-06 Werner Turck Gmbh & Co., Kg Switch for detecting a magnetic field
US4510622A (en) * 1982-06-14 1985-04-09 The United States Of America As Represented By The Secretary Of The Air Force High sensitivity millimeter-wave measurement apparatus
NL8204500A (nl) * 1982-11-19 1984-06-18 Castelijn & Beerens Lederwaren Draagbare alarminrichting.
US5182564A (en) * 1984-07-26 1993-01-26 The Boeing Company Guidance apparatus with dual mode sensor
GB2178532B (en) * 1985-07-17 1989-09-20 Racal Guardall Passive infra-red sensors
US4796013A (en) * 1985-10-18 1989-01-03 Aisin Seiki Kabushiki Kaisha Capacitive occupancy detector apparatus
US5202692A (en) * 1986-06-16 1993-04-13 Millitech Corporation Millimeter wave imaging sensors, sources and systems
CA1254282A (en) 1986-09-17 1989-05-16 Alfred Wuthrich Infrared intrusion detector
JPS63187384A (ja) * 1987-01-30 1988-08-02 Canon Inc デ−タ照合装置
JPS6421305U (de) * 1987-07-30 1989-02-02
US5103234A (en) * 1987-08-28 1992-04-07 Sensormatic Electronics Corporation Electronic article surveillance system
US4857892A (en) * 1988-03-16 1989-08-15 Riordan Dennis E Art alarm backing for protecting a work of art
US5227667A (en) * 1989-01-10 1993-07-13 Omron Corporation Microwave proximity switch
DE3912946C3 (de) * 1989-04-20 1996-06-20 Turck Werner Kg Induktiver Näherungsschalter
US4971409A (en) * 1989-04-24 1990-11-20 Rockwell International Corporation Real-time optical image subtraction
US5191314A (en) * 1990-08-31 1993-03-02 Pacific West Industries Combination anti-theft lock and alarm
JP3027242B2 (ja) * 1990-10-04 2000-03-27 ヴェルナー トゥルク ゲゼルシャフト ミット ベシュレンクテル ハフツング ウント コンパニー コマンディトゲゼルシャフト 誘導近接スイッチ
US5099225A (en) * 1990-11-29 1992-03-24 Sensormatic Electronics Corporation Electrostatic tag for use in an EAS system
US5237307A (en) * 1991-11-27 1993-08-17 The United States Of America As Represented By The United States Department Of Energy Non-contact tamper sensing by electronic means
GB9127112D0 (en) * 1991-12-20 1992-02-19 Schlumberger Ind Ltd Smart displacement sensor
SE469673B (sv) * 1992-01-20 1993-08-16 Rso Corp Saett och anordning vid beroeringsfri avkaenning av objekt
FR2690265B1 (fr) * 1992-04-17 1994-07-01 Ind Entreprise Systeme de surveillance d'un objet meuble ou mobile.
US5241297A (en) * 1992-05-27 1993-08-31 Goodman Gregory L Alarm device
US5555036A (en) * 1992-12-17 1996-09-10 Trw Inc. Passive millimeter wave traffic sensor
US5656998A (en) * 1993-08-31 1997-08-12 Kubota Corporation Detector for theft prevention
SE9303582D0 (sv) * 1993-10-29 1993-10-29 Goeran Hansson Berörings- och stöldskydd för kontorsutrustning
FR2716979B1 (fr) * 1994-03-04 1996-03-29 Telemecanique Détecteur de proximité inductif.
US5512874A (en) * 1994-05-04 1996-04-30 T. B. Poston Security device
US5731785A (en) * 1994-05-13 1998-03-24 Lemelson; Jerome H. System and method for locating objects including an inhibiting feature
US5530247A (en) * 1994-08-05 1996-06-25 Trw Inc. Millimeter wave imager device using pyroelectric effect
US5552778A (en) * 1994-11-23 1996-09-03 International Business Machines Corporation Multibit bimorph magnetic tags using acoustic or magnetic interrogation for identification of an object coupled thereto
KR100212176B1 (ko) * 1995-04-20 1999-08-02 감바야시 아끼라 변위검출장치
FR2738643B1 (fr) * 1995-09-08 1997-12-26 Schneider Electric Sa Detecteur de proximite inductif universel
JP3163242B2 (ja) * 1996-01-18 2001-05-08 富士通株式会社 盗難防止装置及び盗難防止方法
US5790025A (en) * 1996-08-01 1998-08-04 International Business Machines Corporation Tamper detection using bulk multiple scattering
US5815113A (en) * 1996-08-13 1998-09-29 Trw Inc. Monolithic, low-noise, synchronous direct detection receiver for passive microwave/millimeter-wave radiometric imaging systems
US5825293A (en) * 1996-09-20 1998-10-20 Ahmed; Adel A. Apparatus and method for monitoring breathing magnetically
AU8404398A (en) * 1997-07-18 1999-02-10 Kohler Company Advanced touchless plumbing systems
US5986549A (en) * 1997-07-23 1999-11-16 Teodorescu; Horia-Nicolai Position and movement reasonant sensor
US5870022A (en) * 1997-09-30 1999-02-09 Interactive Technologies, Inc. Passive infrared detection system and method with adaptive threshold and adaptive sampling
US5963131A (en) * 1998-06-19 1999-10-05 Lexent Technologies, Inc. Anti-theft device with alarm screening
ATE305649T1 (de) * 1998-11-30 2005-10-15 Busch Dieter & Co Prueftech Überwachungssystem, basierend auf einer hängevorrichtung für elektrisch zu kontaktierende gegenstände
US6308272B1 (en) * 1998-12-21 2001-10-23 International Business Machines Corporation Security system using existing network and personal computers
US6400269B1 (en) * 1999-12-01 2002-06-04 Anthony Savastano Firearm alarm
US6424261B1 (en) * 2000-11-06 2002-07-23 Staplethorne Xtra Sense Limited Sensor systems

Also Published As

Publication number Publication date
EP1290475A2 (de) 2003-03-12
WO2001079887A3 (en) 2002-01-24
EP1290475A4 (de) 2008-04-02
US20040124981A1 (en) 2004-07-01
CA2399925A1 (en) 2001-10-25
CA2399925C (en) 2010-02-16
WO2001079887A2 (en) 2001-10-25
IL135730A0 (en) 2001-05-20
AU2001252502A1 (en) 2001-10-30
US6933846B2 (en) 2005-08-23
US20050280532A1 (en) 2005-12-22

Similar Documents

Publication Publication Date Title
IL135730A (en) Displacement sensor
US5661470A (en) Object recognition system
US9117361B1 (en) Hand sanitizer monitor
US6084517A (en) System for tracking possessions
EP0674354A3 (de) Drahtloses Zugangskontrollsystem mit Annäherungselement unt Antenneneinrichtung hierfür.
DE60006143D1 (de) Regelung des senders einer elektronischen warenüberwachungseinrrichtung (eas) durch zielentfernung
EP0073681A2 (de) Positionsdetektorvorrichtungen
FR2782817B1 (fr) Dispositif electronique avec double lecteur de cartes employant un tiroir
WO2003023690A1 (en) Wireless communications system
GB2355565A (en) Security system for multiple units
FR2828560B1 (fr) Capteur resonnant a excitation optique et dispositif de surveillance utilisant ce capteur
EP3428743B1 (de) Wearable-vorrichtung und betriebsverfahren dafür
KR20170119380A (ko) 출입문용 센싱 장치
EP1479988A3 (de) Haushaltsgerät, insbesondere Kühlgerät, mit einem Steuerungssystem mit auf RFID-Technik basierenden Sensoren
US5754115A (en) Impact sensing system
US20130277437A1 (en) Spring cycle counter
US20170162011A1 (en) Device and method of detecting door/window status
US4829546A (en) Radio controlled inductive loop counter for detecting human proximity
US20160203702A1 (en) Wireless Surveillance System Having Obviated the Need for Battery Replacement and Method for Controlling Wireless Device
EP1391551A4 (de) Überwachungsvorrichtung
WO1988008595A1 (en) Capacitance proximity sensor
EP1457941A2 (de) Sicherungsvorrichtung für Kreditkarten und ähnliche Karten
EP0523563A1 (de) Annäherungsschalter
SE424116B (sv) Anleggning for registrering av foremals passage genom ett forutbestemt omrade
WO2001069563A1 (en) System for detecting the proximity of an object or a person

Legal Events

Date Code Title Description
FF Patent granted
KB Patent renewed
KB Patent renewed
KB Patent renewed
KB Patent renewed
EXP Patent expired