DE69513270D1 - Hochfrequenzsensoranordnung - Google Patents

Hochfrequenzsensoranordnung

Info

Publication number
DE69513270D1
DE69513270D1 DE69513270T DE69513270T DE69513270D1 DE 69513270 D1 DE69513270 D1 DE 69513270D1 DE 69513270 T DE69513270 T DE 69513270T DE 69513270 T DE69513270 T DE 69513270T DE 69513270 D1 DE69513270 D1 DE 69513270D1
Authority
DE
Germany
Prior art keywords
high frequency
sensor arrangement
frequency sensor
arrangement
sensor
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 - Fee Related
Application number
DE69513270T
Other languages
English (en)
Other versions
DE69513270T2 (de
Inventor
Eiji Kasai
Akinori Katoh
Misako Inagami
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.)
Omron Corp
Original Assignee
Omron Corp
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 Corp, Omron Tateisi Electronics Co filed Critical Omron Corp
Publication of DE69513270D1 publication Critical patent/DE69513270D1/de
Application granted granted Critical
Publication of DE69513270T2 publication Critical patent/DE69513270T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G01N22/00—Investigating or analysing materials by the use of microwaves or radio waves, i.e. electromagnetic waves with a wavelength of one millimetre or more
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/945—Proximity switches
    • H03K17/95—Proximity switches using a magnetic detector
    • H03K17/952—Proximity switches using a magnetic detector using inductive coils
    • H03K17/9537—Proximity switches using a magnetic detector using inductive coils in a resonant circuit
    • H03K17/954—Proximity switches using a magnetic detector using inductive coils in a resonant circuit controlled by an oscillatory signal

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Geophysics And Detection Of Objects (AREA)
DE69513270T 1994-11-30 1995-11-27 Hochfrequenzsensoranordnung Expired - Fee Related DE69513270T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP29628094 1994-11-30
JP12658595 1995-05-25

Publications (2)

Publication Number Publication Date
DE69513270D1 true DE69513270D1 (de) 1999-12-16
DE69513270T2 DE69513270T2 (de) 2000-07-13

Family

ID=26462754

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69513270T Expired - Fee Related DE69513270T2 (de) 1994-11-30 1995-11-27 Hochfrequenzsensoranordnung

Country Status (3)

Country Link
EP (1) EP0715152B1 (de)
KR (1) KR0168242B1 (de)
DE (1) DE69513270T2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU751886B2 (en) 1997-12-22 2002-08-29 Bent Thorning Bensen A/S Method and apparatus for detecting a fluid and a temperature
CN114942074A (zh) * 2019-07-01 2022-08-26 原相科技股份有限公司 基于热信号的自动检测系统

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54109585U (de) * 1978-01-20 1979-08-01
JPS59208902A (ja) * 1983-05-12 1984-11-27 Omron Tateisi Electronics Co ２周波同調形アンテナ
US4646066A (en) * 1985-06-27 1987-02-24 Allied Corporation Environmental indicator device and method
FR2630238A1 (fr) * 1988-04-15 1989-10-20 Thomson Csf Dispositif de surveillance par cable
JPH04130236A (ja) * 1990-09-21 1992-05-01 Yaskawa Electric Corp トルク検出方式

Also Published As

Publication number Publication date
EP0715152B1 (de) 1999-11-10
KR0168242B1 (ko) 1999-05-01
DE69513270T2 (de) 2000-07-13
KR960018575A (ko) 1996-06-17
EP0715152A1 (de) 1996-06-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee