CN111947692B - 包括屏蔽层的感应位置感测装置及其方法 - Google Patents
包括屏蔽层的感应位置感测装置及其方法 Download PDFInfo
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- CN111947692B CN111947692B CN202010406616.4A CN202010406616A CN111947692B CN 111947692 B CN111947692 B CN 111947692B CN 202010406616 A CN202010406616 A CN 202010406616A CN 111947692 B CN111947692 B CN 111947692B
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- China
- Prior art keywords
- inductive
- shielding layer
- position sensor
- sensor element
- sensor
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- 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
- G01D5/2013—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 by a movable ferromagnetic element, e.g. a core
-
- 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
- G01D5/204—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 mutual induction between two or more coils
- G01D5/2053—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 mutual induction between two or more coils by a movable non-ferromagnetic conductive element
-
- 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
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- 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
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0007—Casings
- H05K9/002—Casings with localised screening
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/28—Means for indicating the position, e.g. end of stroke
- F15B15/2815—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT
- F15B15/2869—Position sensing, i.e. means for continuous measurement of position, e.g. LVDT using electromagnetic radiation, e.g. radar or microwaves
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201962847507P | 2019-05-14 | 2019-05-14 | |
US62/847,507 | 2019-05-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN111947692A CN111947692A (zh) | 2020-11-17 |
CN111947692B true CN111947692B (zh) | 2023-07-11 |
Family
ID=73019215
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202010406616.4A Active CN111947692B (zh) | 2019-05-14 | 2020-05-14 | 包括屏蔽层的感应位置感测装置及其方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11703359B2 (zh) |
CN (1) | CN111947692B (zh) |
DE (1) | DE102020112721A1 (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11525701B2 (en) * | 2018-01-22 | 2022-12-13 | Melexis Technologies Sa | Inductive position sensor |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IE871118L (en) * | 1987-05-01 | 1988-11-01 | Univ Manchester | Improvements in or relating to linear motion screened¹inductance sensors. |
US5265480A (en) * | 1990-08-23 | 1993-11-30 | Mazda Motor Corporation | Torque detector |
EP0743508A2 (en) * | 1995-05-16 | 1996-11-20 | Mitutoyo Corporation | Induced current position transducer |
AU4420800A (en) | 1999-04-23 | 2000-11-10 | Scientific Generics Limited | Position sensor |
GB0126014D0 (en) | 2001-10-30 | 2001-12-19 | Sensopad Technologies Ltd | Modulated field position sensor |
US7196604B2 (en) | 2001-05-30 | 2007-03-27 | Tt Electronics Technology Limited | Sensing apparatus and method |
EP1552249A2 (en) | 2002-10-16 | 2005-07-13 | TT Electronics Technology Limited | Position sensing apparatus and method |
JP4441408B2 (ja) | 2003-01-07 | 2010-03-31 | センソパッド リミテッド | 感知装置 |
EP1721130B2 (en) | 2004-03-01 | 2014-04-30 | Sagentia Limited | Position sensor |
WO2008032008A1 (en) | 2006-09-14 | 2008-03-20 | Sagentia Limited | Position sensor |
US20090184707A1 (en) | 2007-11-29 | 2009-07-23 | Luetzow Robert H | Electromagnetic barrier for use in association with inductive position sensors |
JP5275840B2 (ja) * | 2009-02-10 | 2013-08-28 | Ntn株式会社 | 磁気エンコーダ等の多極磁化環状体の着磁方法および着磁装置 |
CN102322877B (zh) * | 2011-05-31 | 2013-04-24 | 上海凡宜科技电子有限公司 | 磁致伸缩位置传感器及其磁致感应组件 |
US8717010B2 (en) | 2011-08-19 | 2014-05-06 | Infineon Technologies Ag | Magnetic position sensors, systems and methods |
GB2521319B (en) * | 2012-10-02 | 2017-08-02 | Darran Kreit | Inductive displacement detector |
KR20160004323A (ko) | 2013-05-03 | 2016-01-12 | 케이에스알 아이피 홀딩스 엘엘씨. | 마이크로 유도성 센서 |
GB201404688D0 (en) | 2014-03-17 | 2014-04-30 | Tt Electronics Technology Ltd | Position sensing apparatus and method |
US20170307411A1 (en) * | 2016-04-22 | 2017-10-26 | KSR IP Holdings, LLC | Position sensor |
KR102370003B1 (ko) | 2016-04-22 | 2022-03-02 | 케이에스알 아이피 홀딩스 엘엘씨. | 쇽 업소버를 위한 유도성 센서 |
US10520335B2 (en) * | 2016-08-24 | 2019-12-31 | Mitutoyo Corporation | Winding configuration for inductive position encoder |
KR20200032140A (ko) | 2017-08-15 | 2020-03-25 | 케이에스알 아이피 홀딩스 엘엘씨. | 비-원형 커플러에 의해 생성되는 비-정현 신호를 정정하는 시스템 및 방법 |
WO2019040095A1 (en) | 2017-08-21 | 2019-02-28 | KSR IP Holdings, LLC | INDUCTIVE SENSOR MODULE ASSEMBLY WITH CENTRAL SIGNAL PROCESSOR |
WO2019046447A1 (en) | 2017-08-29 | 2019-03-07 | KSR IP Holdings, LLC | SYSTEMS AND METHODS FOR CORRECTING NON-SINUSOIDAL SIGNALS GENERATED FROM HIGH-SPEED INDUCTIVE SENSORS |
DE102018116101A1 (de) * | 2018-07-03 | 2020-01-09 | Ab Elektronik Gmbh | Stoßdämpfer mit Positionssensor |
-
2020
- 2020-05-07 US US16/868,587 patent/US11703359B2/en active Active
- 2020-05-11 DE DE102020112721.9A patent/DE102020112721A1/de active Pending
- 2020-05-14 CN CN202010406616.4A patent/CN111947692B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
DE102020112721A1 (de) | 2020-11-19 |
US11703359B2 (en) | 2023-07-18 |
CN111947692A (zh) | 2020-11-17 |
US20200363238A1 (en) | 2020-11-19 |
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