SG125944A1 - Shaped non-contact capacitive displacement sensorsfor measuring shaped targets - Google Patents

Shaped non-contact capacitive displacement sensorsfor measuring shaped targets

Info

Publication number
SG125944A1
SG125944A1 SG200401530A SG200401530A SG125944A1 SG 125944 A1 SG125944 A1 SG 125944A1 SG 200401530 A SG200401530 A SG 200401530A SG 200401530 A SG200401530 A SG 200401530A SG 125944 A1 SG125944 A1 SG 125944A1
Authority
SG
Singapore
Prior art keywords
shaped
capacitive displacement
contact capacitive
sensorsfor
measuring
Prior art date
Application number
SG200401530A
Other languages
English (en)
Inventor
Roy E Mallory
Original Assignee
Ade Corp
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 Ade Corp filed Critical Ade Corp
Publication of SG125944A1 publication Critical patent/SG125944A1/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/023—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring distance between sensor and object
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/14—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring distance or clearance between spaced objects or spaced apertures

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
SG200401530A 2003-03-19 2004-03-17 Shaped non-contact capacitive displacement sensorsfor measuring shaped targets SG125944A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US45575703P 2003-03-19 2003-03-19

Publications (1)

Publication Number Publication Date
SG125944A1 true SG125944A1 (en) 2006-10-30

Family

ID=33030053

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200401530A SG125944A1 (en) 2003-03-19 2004-03-17 Shaped non-contact capacitive displacement sensorsfor measuring shaped targets

Country Status (5)

Country Link
US (1) US7114399B2 (zh)
JP (1) JP2004286742A (zh)
CN (1) CN1534269A (zh)
DE (1) DE102004013087A1 (zh)
SG (1) SG125944A1 (zh)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7644628B2 (en) * 2005-12-16 2010-01-12 Loadstar Sensors, Inc. Resistive force sensing device and method with an advanced communication interface
WO2007011402A2 (en) * 2004-10-26 2007-01-25 Georgia Tech Research Corporation Displacement sensor
EP1875156A2 (en) * 2005-04-27 2008-01-09 Roho, Inc. Proximity sensor
US20090058430A1 (en) * 2007-09-05 2009-03-05 Sentrinsic Systems and Methods for Sensing Positions of Components
CN101561240B (zh) * 2009-05-31 2010-10-20 哈尔滨工业大学 基于球形电容极板的超精密非接触式三维瞄准与测量传感器
CN101608928B (zh) * 2009-07-14 2012-07-04 重庆理工大学 一种基于广义电容器进行待测物理量检测的方法及检测系统
US8513959B2 (en) * 2009-12-31 2013-08-20 Mapper Lithography Ip B.V. Integrated sensor system
NL2004051C2 (en) * 2010-01-05 2011-07-06 Mapper Lithography Ip Bv Capacitive sensor.
DE102011002009A1 (de) * 2011-04-13 2012-10-18 Elrad International D.O.O. Kapazitiver Weggeber
US8742774B2 (en) 2011-09-19 2014-06-03 United Technologies Corporation Apparatus for measuring a radius of a workpiece
CN103557781B (zh) * 2013-09-10 2017-06-30 林立 双单极电容差分位移传感器
US9223353B2 (en) 2013-09-30 2015-12-29 Sonos, Inc. Ambient light proximity sensing configuration
US9122451B2 (en) * 2013-09-30 2015-09-01 Sonos, Inc. Capacitive proximity sensor configuration including a speaker grille
AU2014380163B2 (en) 2014-01-29 2018-10-04 Roho, Inc. Cushion immersion sensor
CN105043230B (zh) * 2015-06-01 2017-12-05 北京丰荣航空科技股份有限公司 一种航空器涡冷轴位移测量装置及测量涡冷轴位移的方法
US9933867B2 (en) 2015-12-30 2018-04-03 Synaptics Incorporated Active pen capacitive displacement gauge

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2935681A (en) * 1956-08-31 1960-05-03 Gen Electric Contour measuring method and probe
GB864014A (en) * 1958-05-05 1961-03-29 Ass Elect Ind Improvements relating to apparatus for measuring linear dimensions
US4766368A (en) * 1986-09-30 1988-08-23 Cox Harold A Capacitive sensor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4864300A (en) 1987-06-18 1989-09-05 Trw Inc. Rotating high-resolution shaft encoder utilizing capacitive sensing
US5337353A (en) * 1992-04-01 1994-08-09 At&T Bell Laboratories Capacitive proximity sensors
US5651044A (en) * 1995-10-02 1997-07-22 General Electric Company Capacitive proximity detector for radiation imager position control
US6400162B1 (en) 2000-07-21 2002-06-04 Ade Corporation Capacitive displacement sensor for measuring thin targets
WO2002063320A1 (en) * 2001-02-02 2002-08-15 Haase Wayne C Digital measurement circuit and system using a grounded capacitive sensor

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2935681A (en) * 1956-08-31 1960-05-03 Gen Electric Contour measuring method and probe
GB864014A (en) * 1958-05-05 1961-03-29 Ass Elect Ind Improvements relating to apparatus for measuring linear dimensions
US4766368A (en) * 1986-09-30 1988-08-23 Cox Harold A Capacitive sensor

Also Published As

Publication number Publication date
CN1534269A (zh) 2004-10-06
US20040182168A1 (en) 2004-09-23
US7114399B2 (en) 2006-10-03
JP2004286742A (ja) 2004-10-14
DE102004013087A1 (de) 2004-10-21

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