DE112022002326T5 - Leistungserzeugungselement, encoder, verfahren zum herstellen eines magnetischen elements und signalerfassungsverfahren - Google Patents

Leistungserzeugungselement, encoder, verfahren zum herstellen eines magnetischen elements und signalerfassungsverfahren Download PDF

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Publication number
DE112022002326T5
DE112022002326T5 DE112022002326.0T DE112022002326T DE112022002326T5 DE 112022002326 T5 DE112022002326 T5 DE 112022002326T5 DE 112022002326 T DE112022002326 T DE 112022002326T DE 112022002326 T5 DE112022002326 T5 DE 112022002326T5
Authority
DE
Germany
Prior art keywords
magnetic
detection part
power generation
magnet
magnetic element
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.)
Pending
Application number
DE112022002326.0T
Other languages
German (de)
English (en)
Inventor
Shinichi Tsutsumi
Keiichiro Nukada
Tomoyuki Muranishi
Akihiko Watanabe
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.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co 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 Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of DE112022002326T5 publication Critical patent/DE112022002326T5/de
Pending legal-status Critical Current

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    • 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
    • G01R33/028—Electrodynamic magnetometers
    • 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
    • G01D5/244—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 characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/245—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 characteristics of pulses or pulse trains; generating pulses or pulse trains using a variable number of pulses in a train
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/4815—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals using a pulse wire sensor, e.g. Wiegand wire
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/24—Magnetic cores
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F5/00—Coils
    • 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
    • G01D2205/00—Indexing scheme relating to details of means for transferring or converting the output of a sensing member
    • G01D2205/20—Detecting rotary movement
    • G01D2205/26—Details of encoders or position sensors specially adapted to detect rotation beyond a full turn of 360°, e.g. multi-rotation
    • 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
    • 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
    • G01D5/244—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 characteristics of pulses or pulse trains; generating pulses or pulse trains
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/10—Composite arrangements of magnetic circuits
    • H01F2003/106—Magnetic circuits using combinations of different magnetic materials

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
DE112022002326.0T 2021-04-26 2022-04-11 Leistungserzeugungselement, encoder, verfahren zum herstellen eines magnetischen elements und signalerfassungsverfahren Pending DE112022002326T5 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021-073968 2021-04-26
JP2021073968 2021-04-26
PCT/JP2022/017528 WO2022230652A1 (ja) 2021-04-26 2022-04-11 発電素子、エンコーダ、磁性部材の製造方法および信号取得方法

Publications (1)

Publication Number Publication Date
DE112022002326T5 true DE112022002326T5 (de) 2024-02-29

Family

ID=83847529

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112022002326.0T Pending DE112022002326T5 (de) 2021-04-26 2022-04-11 Leistungserzeugungselement, encoder, verfahren zum herstellen eines magnetischen elements und signalerfassungsverfahren

Country Status (5)

Country Link
US (1) US20240200987A1 (https=)
JP (1) JPWO2022230652A1 (https=)
CN (1) CN117203502A (https=)
DE (1) DE112022002326T5 (https=)
WO (1) WO2022230652A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024075465A1 (ja) * 2022-10-04 2024-04-11 パナソニックＩｐマネジメント株式会社 発電素子、発電システムおよびエンコーダ
JP2024107939A (ja) * 2023-01-30 2024-08-09 富士電機株式会社 エンコーダシステム
JPWO2024202919A1 (https=) * 2023-03-28 2024-10-03
WO2024252862A1 (ja) * 2023-06-08 2024-12-12 パナソニックＩｐマネジメント株式会社 複合磁性部材、発電素子、発電システムおよびエンコーダ

Family Cites Families (23)

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US3840898A (en) * 1972-12-29 1974-10-08 Ibm Self-biased magnetoresistive sensor
JPS5489299A (en) * 1977-12-27 1979-07-16 Niles Parts Co Ltd Magnetism sensing wire and its preparation
JPS5816158Y2 (ja) * 1978-02-06 1983-04-01 ナイルス部品株式会社 感磁ワイヤを利用したランプ断線検出装置
JPS57175908A (en) * 1981-04-23 1982-10-29 Sanwa Denki Seisakusho:Kk Detecting device
JPS5818176A (ja) * 1981-07-24 1983-02-02 Matsushita Electric Ind Co Ltd 薄膜磁気センサの製造方法
JP2724014B2 (ja) * 1990-01-25 1998-03-09 日本電気ホームエレクトロニクス株式会社 磁気ヘッドおよびその製造方法
US5166613A (en) * 1990-11-06 1992-11-24 Southwest Research Institute Method and apparatus for mapping stress within ferrromagnetic materials by analyzing Barkhausen noise formed by the introduction of magnetic fields
JP2517893Y2 (ja) * 1990-11-26 1996-11-20 株式会社トーキン パルス発生装置
EP0725936A1 (en) * 1994-08-28 1996-08-14 Koninklijke Philips Electronics N.V. Magnetic field detector device
JPH0933548A (ja) * 1995-07-24 1997-02-07 Unitika Ltd 回転センサ
JP2000030939A (ja) * 1998-07-14 2000-01-28 Hirose Cherry Precision:Kk 磁性素子およびその製造方法
JP3106144B2 (ja) * 1999-03-30 2000-11-06 昭 松下 複合磁性体の起電力発生装置
JP2001221839A (ja) * 2000-02-09 2001-08-17 Tdk Corp 磁界センサ
JP2004206378A (ja) * 2002-12-25 2004-07-22 Nhk Spring Co Ltd 磁気マーカーと、それを用いた物品監視装置
JP2006073974A (ja) * 2004-09-03 2006-03-16 Taiji Takemura 磁気センサ
JP2006114857A (ja) * 2004-10-18 2006-04-27 Noge Denki Kogyo:Kk 感磁性ワイヤの製造方法
JP2009147778A (ja) * 2007-12-17 2009-07-02 Mabuchi Motor Co Ltd パルス信号発生装置、回転機、制御装置およびパワーウィンド制御装置
JP5664304B2 (ja) * 2011-02-09 2015-02-04 三菱電機株式会社 磁気式位置検出装置
JP2014171044A (ja) * 2013-03-01 2014-09-18 Yokohama National Univ 電気パルス発生装置、及び電気パルス発生装方法
JP6514515B2 (ja) * 2015-02-03 2019-05-15 浜松光電株式会社 起電力発生装置
DE102016123210A1 (de) * 2016-12-01 2018-06-07 Centitech Gmbh Spannungsgenerator
CN111130274B (zh) * 2018-11-01 2021-09-17 台达电子工业股份有限公司 旋转检测装置及其适用的编码器与马达
JP7308091B2 (ja) * 2019-07-30 2023-07-13 オリエンタルモーター株式会社 回転検出装置

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Publication number Publication date
WO2022230652A1 (ja) 2022-11-03
JPWO2022230652A1 (https=) 2022-11-03
CN117203502A (zh) 2023-12-08
US20240200987A1 (en) 2024-06-20

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