TW200736813A - Position detector - Google Patents

Position detector

Info

Publication number
TW200736813A
TW200736813A TW095146875A TW95146875A TW200736813A TW 200736813 A TW200736813 A TW 200736813A TW 095146875 A TW095146875 A TW 095146875A TW 95146875 A TW95146875 A TW 95146875A TW 200736813 A TW200736813 A TW 200736813A
Authority
TW
Taiwan
Prior art keywords
substrate
rectangular parallelepiped
hall sensors
parallelepiped magnet
hall
Prior art date
Application number
TW095146875A
Other languages
English (en)
Other versions
TWI318721B (zh
Inventor
Sosuke Nishida
Toshinori Takatsuka
Original Assignee
Asahi Kasei Denshi Kk
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 Asahi Kasei Denshi Kk filed Critical Asahi Kasei Denshi Kk
Publication of TW200736813A publication Critical patent/TW200736813A/zh
Application granted granted Critical
Publication of TWI318721B publication Critical patent/TWI318721B/zh

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
    • G01B7/003—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring position, not involving coordinate determination
    • 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
    • G01D5/142—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 using Hall-effect devices
    • G01D5/145—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 using Hall-effect devices influenced by the relative movement between the Hall device and magnetic fields
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
    • G01R33/07—Hall effect devices
    • G01R33/072—Constructional adaptation of the sensor to specific applications
    • 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
    • G01V3/10—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 using induction coils
    • G01V3/101—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 using induction coils by measuring the impedance of the search coil; by measuring features of a resonant circuit comprising the search coil
    • G01V3/102—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 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

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Environmental & Geological Engineering (AREA)
  • Electromagnetism (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
TW095146875A 2005-12-16 2006-12-14 Position detector TW200736813A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2005364090 2005-12-16

Publications (2)

Publication Number Publication Date
TW200736813A true TW200736813A (en) 2007-10-01
TWI318721B TWI318721B (zh) 2009-12-21

Family

ID=38162982

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095146875A TW200736813A (en) 2005-12-16 2006-12-14 Position detector

Country Status (7)

Country Link
US (1) US7843190B2 (zh)
EP (1) EP1962062B1 (zh)
JP (1) JP4589410B2 (zh)
KR (1) KR100964406B1 (zh)
CN (1) CN101331385B (zh)
TW (1) TW200736813A (zh)
WO (1) WO2007069680A1 (zh)

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CN101597001B (zh) * 2009-07-03 2011-01-05 江门市蒙德电气有限公司 一种用于检测电梯平层位置的检测装置
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JP2013083577A (ja) * 2011-10-11 2013-05-09 Denso Corp 位置検出装置
JP2013250468A (ja) * 2012-06-01 2013-12-12 Ricoh Co Ltd レンズ駆動装置
CN104081272B (zh) * 2012-06-07 2017-10-17 旭化成微电子株式会社 位置检测装置
WO2014073055A1 (ja) * 2012-11-07 2014-05-15 三菱電機株式会社 位置検出装置
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US9772200B2 (en) * 2013-03-15 2017-09-26 Bourns, Inc. Position measurement using angled collectors
US9558878B1 (en) * 2013-05-28 2017-01-31 The Board Of Trustees Of The University Of Alabama Multi-stage permanent magnet structure and integrated power inductors
KR102022729B1 (ko) * 2013-08-29 2019-09-19 매그나칩 반도체 유한회사 플립 커버형 디스플레이 단말
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CN108989492A (zh) * 2018-06-08 2018-12-11 Oppo广东移动通信有限公司 电子装置和驱动检测方法
CN108829185A (zh) * 2018-06-08 2018-11-16 Oppo广东移动通信有限公司 电子设备及电子设备的控制方法
CN109040348B (zh) * 2018-06-08 2020-12-29 Oppo广东移动通信有限公司 电子装置、驱动控制方法及相关产品
CN108900662B (zh) * 2018-06-08 2021-04-02 Oppo广东移动通信有限公司 电子装置和驱动控制方法
CN108965580B (zh) * 2018-06-08 2021-01-01 Oppo广东移动通信有限公司 滑动组件的防坠落控制方法、装置和电子装置
CN108924282A (zh) * 2018-06-08 2018-11-30 Oppo广东移动通信有限公司 电子装置和跌落保护控制方法
CN108924283B (zh) * 2018-06-08 2020-06-12 Oppo广东移动通信有限公司 滑动组件的滑动控制方法、装置和电子装置
US10802586B1 (en) * 2018-10-30 2020-10-13 Facebook Technologies, Llc Magnetic finger tracking with multi-frequency modulation
CN111432096B (zh) * 2019-01-09 2021-06-08 华为技术有限公司 摄像模组及电子设备
KR102357533B1 (ko) 2019-04-30 2022-02-04 삼성전기주식회사 카메라 모듈
CN110861709B (zh) * 2019-11-28 2021-05-07 武汉极目智能技术有限公司 基于霍尔器件的车辆拨杆转向位置判断方法、装置及系统
CN112781627A (zh) * 2020-06-23 2021-05-11 北京可利尔福科技有限公司 闭环反馈系统和电子器件
JP7540698B2 (ja) 2020-07-20 2024-08-27 株式会社メトロール 位置検出装置
CN114577099B (zh) * 2020-11-16 2023-11-28 深圳市万普拉斯科技有限公司 位置检测系统、镜头、变焦方法及终端
KR102369889B1 (ko) * 2020-11-17 2022-03-02 국민대학교산학협력단 선형모터 내의 이동자 위치 추정 장치
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CN114777755A (zh) * 2022-03-08 2022-07-22 维沃移动通信有限公司 电子罗盘校准方法、装置、电子设备及存储介质

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Also Published As

Publication number Publication date
CN101331385A (zh) 2008-12-24
US7843190B2 (en) 2010-11-30
CN101331385B (zh) 2011-11-30
EP1962062A1 (en) 2008-08-27
EP1962062B1 (en) 2016-03-09
TWI318721B (zh) 2009-12-21
JPWO2007069680A1 (ja) 2009-05-28
US20090045807A1 (en) 2009-02-19
KR20080072051A (ko) 2008-08-05
KR100964406B1 (ko) 2010-06-15
WO2007069680A1 (ja) 2007-06-21
EP1962062A4 (en) 2010-10-06
JP4589410B2 (ja) 2010-12-01

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