JP6457243B2 - 電流センサ、及びスマートメータ - Google Patents

電流センサ、及びスマートメータ Download PDF

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Publication number
JP6457243B2
JP6457243B2 JP2014226293A JP2014226293A JP6457243B2 JP 6457243 B2 JP6457243 B2 JP 6457243B2 JP 2014226293 A JP2014226293 A JP 2014226293A JP 2014226293 A JP2014226293 A JP 2014226293A JP 6457243 B2 JP6457243 B2 JP 6457243B2
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layer
magnetic
magnetoresistive element
magnetic field
magnetization
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Japanese (ja)
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JP2016090440A5 (enExample
JP2016090440A (ja
Inventor
祥弘 東
祥弘 東
福澤　英明
英明 福澤
哲郎 和村
哲郎 和村
昌和 柳沼
昌和 柳沼
元通 芝野
元通 芝野
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Toshiba Corp
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Toshiba Corp
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Priority to JP2014226293A priority Critical patent/JP6457243B2/ja
Priority to US14/933,642 priority patent/US10295578B2/en
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Publication of JP2016090440A5 publication Critical patent/JP2016090440A5/ja
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R21/00—Arrangements for measuring electric power or power factor
    • G01R21/08—Arrangements for measuring electric power or power factor by using galvanomagnetic-effect devices, e.g. Hall-effect devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/20—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices
    • G01R15/205—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices using magneto-resistance devices, e.g. field plates

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Measuring Magnetic Variables (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
JP2014226293A 2014-11-06 2014-11-06 電流センサ、及びスマートメータ Active JP6457243B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2014226293A JP6457243B2 (ja) 2014-11-06 2014-11-06 電流センサ、及びスマートメータ
US14/933,642 US10295578B2 (en) 2014-11-06 2015-11-05 Current sensor and smart meter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2014226293A JP6457243B2 (ja) 2014-11-06 2014-11-06 電流センサ、及びスマートメータ

Publications (3)

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JP2016090440A JP2016090440A (ja) 2016-05-23
JP2016090440A5 JP2016090440A5 (enExample) 2018-07-19
JP6457243B2 true JP6457243B2 (ja) 2019-01-23

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JP2014226293A Active JP6457243B2 (ja) 2014-11-06 2014-11-06 電流センサ、及びスマートメータ

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US (1) US10295578B2 (enExample)
JP (1) JP6457243B2 (enExample)

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JP6520075B2 (ja) * 2014-11-25 2019-05-29 日立金属株式会社 電流検出装置
US10371739B2 (en) 2015-10-30 2019-08-06 Landis+Gyr Llc Arrangement for detecting a meter maintenance condition using winding resistance
JP6713867B2 (ja) * 2016-07-20 2020-06-24 アルプスアルパイン株式会社 デュアルスピンバルブ磁気検出素子の製造方法およびデュアルスピンバルブ磁気検出素子を使用した磁気検出装置の製造方法
KR101931559B1 (ko) * 2016-12-14 2018-12-24 한국표준과학연구원 멀티 클램프 계측 장치 및 전류 계측 시스템
KR102165935B1 (ko) * 2016-12-20 2020-10-14 한국전자기술연구원 전류센서 및 그의 제조방법
US10908198B2 (en) 2017-08-07 2021-02-02 Landis+Gyr Innovations, Inc. Determining meter phase using interval voltage measurements
US11183878B2 (en) 2017-08-07 2021-11-23 Landis+Gyr Innovations, Inc. Maintaining connectivity information for meters and transformers located in a power distribution network
US10393791B2 (en) 2017-09-28 2019-08-27 Landis+Gyr Llc Detection of deteriorated electrical connections in a meter using temperature sensing and time-variable thresholds
US10690519B2 (en) 2018-02-23 2020-06-23 Landis+Gyr Innovations, Inc. Meter reading sensor using TMR and hall effect sensors
CN108732408B (zh) * 2018-04-24 2023-11-07 厦门理工学院 一种基于磁化膜的应变式电流传感器
US11181555B2 (en) 2018-04-30 2021-11-23 Isentek Inc. Current sensing method and current sensor
JP6900936B2 (ja) 2018-06-08 2021-07-14 Tdk株式会社 磁気検出装置
JP6694222B1 (ja) * 2019-03-18 2020-05-13 アルディーテック株式会社 半導体チップ集積装置の製造方法、半導体チップ集積装置、半導体チップインクおよび半導体チップインク吐出装置
CN110299953B (zh) * 2019-08-05 2022-01-25 国网重庆市电力公司电力科学研究院 一种电能表连接灵敏度测试系统及方法
US11536754B2 (en) 2019-08-15 2022-12-27 Landis+Gyr Innovations, Inc. Electricity meter with fault tolerant power supply
US11226357B2 (en) 2019-09-27 2022-01-18 Landis+Gyr Innovations, Inc. Electrical arc detection for electric meter socket connections
JP2020042038A (ja) * 2019-11-26 2020-03-19 株式会社東芝 磁気センサ、生体細胞検出装置及び診断装置
US11372029B2 (en) 2019-12-11 2022-06-28 Tdk Corporation Magnetic field detection apparatus and current detection apparatus
DE102020130296B4 (de) 2019-12-11 2025-06-05 Tdk Corporation Magnetfeld-detektionsvorrichtung und stromerfassungsgerät
US11245260B2 (en) 2020-02-25 2022-02-08 Landis+Gyr Innovations, Inc. Automatic discovery of electrical supply network topology and phase
US11429401B2 (en) 2020-03-04 2022-08-30 Landis+Gyr Innovations, Inc. Navigating a user interface of a utility meter with touch-based interactions
US11646602B2 (en) 2020-03-11 2023-05-09 Landis+Gyr Innovations, Inc. Topology and phase detection for electrical supply network
US11385074B2 (en) 2020-03-18 2022-07-12 Landis+Gyr Innovations, Inc. Programming electric meter global positioning system coordinates using smart device
US11536745B2 (en) 2020-03-18 2022-12-27 Landis+Gyr Innovations, Inc. Electric meter installation issue detection based on orientation change
US11359934B2 (en) 2020-03-24 2022-06-14 Landis+Gyr Innovations, Inc. Variable rate monitoring in flow-based metering systems
US11515725B2 (en) 2020-09-21 2022-11-29 Landis+Gyr Innovations, Inc. Autonomous topology validation for electrical supply network
CN113777550B (zh) * 2021-07-29 2024-07-16 江苏思源赫兹互感器有限公司 一种基于量子电流互感器的测量装置及其仿真测试方法
CN113777383B (zh) * 2021-07-29 2024-04-09 江苏思源赫兹互感器有限公司 一种量子电流互感器

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JP4508058B2 (ja) * 2005-09-26 2010-07-21 三菱電機株式会社 磁界検出装置およびその製造方法
JP4298691B2 (ja) 2005-09-30 2009-07-22 Ｔｄｋ株式会社 電流センサおよびその製造方法
JP2010091366A (ja) * 2008-10-07 2010-04-22 Tdk Corp 磁気平衡式電流センサ
JP5299675B2 (ja) * 2008-11-27 2013-09-25 Ｔｄｋ株式会社 信号伝送装置
JP5678287B2 (ja) 2010-12-09 2015-02-25 アルプス・グリーンデバイス株式会社 電流センサ
JP5380425B2 (ja) 2010-12-28 2014-01-08 日立オートモティブシステムズ株式会社 磁界角計測装置，回転角計測装置およびそれを用いた回転機，システム，車両および車両駆動装置
US8593133B2 (en) * 2010-12-29 2013-11-26 General Electric Company Current measuring systems and methods of assembling the same
WO2012096211A1 (ja) 2011-01-11 2012-07-19 アルプス・グリーンデバイス株式会社 電流センサ
JP5679837B2 (ja) * 2011-01-27 2015-03-04 大和製衡株式会社 計量装置
TWI438933B (zh) * 2011-07-27 2014-05-21 Lextar Electronics Corp 發光二極體結構及其製造方法
WO2013059692A1 (en) * 2011-10-19 2013-04-25 Regents Of The University Of Minnesota Magnetic biomedical sensors and sensing system for high-throughput biomolecule testing
JP2014173970A (ja) * 2013-03-08 2014-09-22 Panasonic Corp 電流センサ

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US20160131687A1 (en) 2016-05-12
JP2016090440A (ja) 2016-05-23
US10295578B2 (en) 2019-05-21

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