ATE386949T1 - Hochempfindlicher magnetischer eingebauter stromsensor - Google Patents

Hochempfindlicher magnetischer eingebauter stromsensor

Info

Publication number
ATE386949T1
ATE386949T1 AT04806590T AT04806590T ATE386949T1 AT E386949 T1 ATE386949 T1 AT E386949T1 AT 04806590 T AT04806590 T AT 04806590T AT 04806590 T AT04806590 T AT 04806590T AT E386949 T1 ATE386949 T1 AT E386949T1
Authority
AT
Austria
Prior art keywords
sensor
sensor element
next generation
detection circuitry
tunnel junction
Prior art date
Application number
AT04806590T
Other languages
English (en)
Inventor
Wilde Johannes De
De Gyvez Jose Pineda
Jong Franciscus De
Josephus Huisken
Hans Boeve
Le Kim Phan
Original Assignee
Nxp Bv
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 Nxp Bv filed Critical Nxp Bv
Application granted granted Critical
Publication of ATE386949T1 publication Critical patent/ATE386949T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer
    • G01R31/30—Marginal testing, e.g. by varying supply voltage
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer
    • G01R31/30—Marginal testing, e.g. by varying supply voltage
    • G01R31/3004—Current or voltage test
    • 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
    • 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
    • G11C11/16—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using elements in which the storage effect is based on magnetic spin effect
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
    • G11C11/16—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using elements in which the storage effect is based on magnetic spin effect
    • G11C11/165—Auxiliary circuits
    • G11C11/1673—Reading or sensing circuits or methods
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
    • G11C11/02—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements
    • G11C11/16—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using magnetic elements using elements in which the storage effect is based on magnetic spin effect
    • G11C11/165—Auxiliary circuits
    • G11C11/1675—Writing or programming circuits or methods

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Hall/Mr Elements (AREA)
  • Mram Or Spin Memory Techniques (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Measuring Magnetic Variables (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Bipolar Transistors (AREA)
AT04806590T 2003-12-23 2004-12-20 Hochempfindlicher magnetischer eingebauter stromsensor ATE386949T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP03104937 2003-12-23
EP04105805 2004-11-16

Publications (1)

Publication Number Publication Date
ATE386949T1 true ATE386949T1 (de) 2008-03-15

Family

ID=34740663

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04806590T ATE386949T1 (de) 2003-12-23 2004-12-20 Hochempfindlicher magnetischer eingebauter stromsensor

Country Status (9)

Country Link
US (1) US7619431B2 (de)
EP (1) EP1706751B1 (de)
JP (1) JP5166736B2 (de)
KR (1) KR101154607B1 (de)
CN (1) CN1898574B (de)
AT (1) ATE386949T1 (de)
DE (1) DE602004011995T2 (de)
TW (1) TWI365989B (de)
WO (1) WO2005064356A2 (de)

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WO2005064356A3 (en) 2005-10-20
EP1706751A2 (de) 2006-10-04
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TW200533928A (en) 2005-10-16
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CN1898574B (zh) 2011-09-07
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