KR101790432B1 - 자기 센서 - Google Patents

자기 센서 Download PDF

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Publication number
KR101790432B1
KR101790432B1 KR1020160031953A KR20160031953A KR101790432B1 KR 101790432 B1 KR101790432 B1 KR 101790432B1 KR 1020160031953 A KR1020160031953 A KR 1020160031953A KR 20160031953 A KR20160031953 A KR 20160031953A KR 101790432 B1 KR101790432 B1 KR 101790432B1
Authority
KR
South Korea
Prior art keywords
magnetic
magnetic field
magnetic material
soft magnetic
field transmission
Prior art date
Application number
KR1020160031953A
Other languages
English (en)
Korean (ko)
Other versions
KR20160115733A (ko
Inventor
유키 이마이
히데토 안도
마사후미 가네코
Original Assignee
알프스 덴키 가부시키가이샤
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 알프스 덴키 가부시키가이샤 filed Critical 알프스 덴키 가부시키가이샤
Publication of KR20160115733A publication Critical patent/KR20160115733A/ko
Application granted granted Critical
Publication of KR101790432B1 publication Critical patent/KR101790432B1/ko

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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
    • G01R33/0005—Geometrical arrangement of magnetic sensor elements; Apparatus combining different magnetic sensor types
    • 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
    • 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
    • G01R15/207—Constructional details independent of the type of device used
    • 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
    • G01R33/09—Magnetoresistive devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/21—Devices for sensing speed or position, or actuated thereby
    • H02K11/215—Magnetic effect devices, e.g. Hall-effect or magneto-resistive elements

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Engineering & Computer Science (AREA)
  • Hall/Mr Elements (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Measuring Magnetic Variables (AREA)
KR1020160031953A 2015-03-27 2016-03-17 자기 센서 KR101790432B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP-P-2015-066765 2015-03-27
JP2015066765A JP6580357B2 (ja) 2015-03-27 2015-03-27 磁気センサ

Publications (2)

Publication Number Publication Date
KR20160115733A KR20160115733A (ko) 2016-10-06
KR101790432B1 true KR101790432B1 (ko) 2017-10-25

Family

ID=57164974

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020160031953A KR101790432B1 (ko) 2015-03-27 2016-03-17 자기 센서

Country Status (2)

Country Link
JP (1) JP6580357B2 (ja)
KR (1) KR101790432B1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7128476B2 (ja) 2017-01-24 2022-08-31 国立大学法人東北大学 磁気抵抗素子の製造方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013148406A (ja) * 2012-01-18 2013-08-01 Alps Electric Co Ltd 磁気センサ
JP5297539B2 (ja) * 2010-01-20 2013-09-25 アルプス電気株式会社 磁気センサ

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7358724B2 (en) * 2005-05-16 2008-04-15 Allegro Microsystems, Inc. Integrated magnetic flux concentrator
JP5898986B2 (ja) * 2012-02-06 2016-04-06 アルプス電気株式会社 磁気センサ及びその製造方法
JP2015169530A (ja) * 2014-03-06 2015-09-28 アルプス電気株式会社 磁気センサ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5297539B2 (ja) * 2010-01-20 2013-09-25 アルプス電気株式会社 磁気センサ
JP2013148406A (ja) * 2012-01-18 2013-08-01 Alps Electric Co Ltd 磁気センサ

Also Published As

Publication number Publication date
KR20160115733A (ko) 2016-10-06
JP6580357B2 (ja) 2019-09-25
JP2016186457A (ja) 2016-10-27

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E902 Notification of reason for refusal
E90F Notification of reason for final refusal
E701 Decision to grant or registration of patent right
GRNT Written decision to grant