DE3650062T2 - Supraleitende Stromfühlerschaltung. - Google Patents

Supraleitende Stromfühlerschaltung.

Info

Publication number
DE3650062T2
DE3650062T2 DE3650062T DE3650062T DE3650062T2 DE 3650062 T2 DE3650062 T2 DE 3650062T2 DE 3650062 T DE3650062 T DE 3650062T DE 3650062 T DE3650062 T DE 3650062T DE 3650062 T2 DE3650062 T2 DE 3650062T2
Authority
DE
Germany
Prior art keywords
current sensor
sensor circuit
superconducting current
superconducting
circuit
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.)
Expired - Fee Related
Application number
DE3650062T
Other languages
English (en)
Other versions
DE3650062D1 (de
Inventor
Yutaka Harada
Eiichi Goto
Ushio Kawabe
Nobuo Miyamoto
Hideaki Nakane
Mutsuko Hatano
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.)
Hitachi Ltd
RIKEN Institute of Physical and Chemical Research
Original Assignee
Hitachi Ltd
RIKEN Institute of Physical and Chemical Research
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
Priority claimed from JP60122526A external-priority patent/JPH0654347B2/ja
Priority claimed from JP60241470A external-priority patent/JPH0644034B2/ja
Priority claimed from JP60241469A external-priority patent/JPH0644033B2/ja
Priority claimed from JP60241468A external-priority patent/JPH0638102B2/ja
Application filed by Hitachi Ltd, RIKEN Institute of Physical and Chemical Research filed Critical Hitachi Ltd
Publication of DE3650062D1 publication Critical patent/DE3650062D1/de
Application granted granted Critical
Publication of DE3650062T2 publication Critical patent/DE3650062T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
    • G01R19/257—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques using analogue/digital converters of the type with comparison of different reference values with the value of voltage or current, e.g. using step-by-step method
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R17/00—Measuring arrangements involving comparison with a reference value, e.g. bridge
    • G01R17/02—Arrangements in which the value to be measured is automatically compared with a reference value
    • G01R17/06—Automatic balancing arrangements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/0092—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring current only
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/145—Indicating the presence of current or voltage
    • G01R19/15—Indicating the presence of current
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S505/00—Superconductor technology: apparatus, material, process
    • Y10S505/825—Apparatus per se, device per se, or process of making or operating same
    • Y10S505/827—Code converter
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S505/00—Superconductor technology: apparatus, material, process
    • Y10S505/825—Apparatus per se, device per se, or process of making or operating same
    • Y10S505/842—Measuring and testing
    • Y10S505/843—Electrical
    • Y10S505/845—Magnetometer

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Superconductor Devices And Manufacturing Methods Thereof (AREA)
  • Measuring Magnetic Variables (AREA)
DE3650062T 1985-06-07 1986-06-05 Supraleitende Stromfühlerschaltung. Expired - Fee Related DE3650062T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP60122526A JPH0654347B2 (ja) 1985-06-07 1985-06-07 磁束計
JP60241470A JPH0644034B2 (ja) 1985-10-30 1985-10-30 磁束計およびそれに好適な超電導累積演算回路
JP60241469A JPH0644033B2 (ja) 1985-10-30 1985-10-30 超電導回路
JP60241468A JPH0638102B2 (ja) 1985-10-30 1985-10-30 超電導電流検出回路

Publications (2)

Publication Number Publication Date
DE3650062D1 DE3650062D1 (de) 1994-10-20
DE3650062T2 true DE3650062T2 (de) 1995-01-19

Family

ID=27470863

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3650062T Expired - Fee Related DE3650062T2 (de) 1985-06-07 1986-06-05 Supraleitende Stromfühlerschaltung.

Country Status (4)

Country Link
US (1) US4866373A (de)
EP (1) EP0205120B1 (de)
CA (1) CA1268815A (de)
DE (1) DE3650062T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5294884A (en) * 1989-09-14 1994-03-15 Research Development Corporation Of Japan High sensitive and high response magnetometer by the use of low inductance superconducting loop including a negative inductance generating means
US5099238A (en) * 1989-11-17 1992-03-24 Hypres Incorporated Parallel analog to digital converter
US5103682A (en) * 1990-11-05 1992-04-14 The United States Of America As Represented By The Secretary Of Commerce Ultra-sensitive force detector employing servo-stabilized tunneling junction
US5248941A (en) * 1991-04-17 1993-09-28 Hewlett-Packard Company Superconducting magnetic field sensing apparatus having digital output, on-chip quantum flux packet feedback and high bias margins
DE4135862A1 (de) * 1991-10-31 1992-03-19 Peter Gutmann Spannungsnormal und einrichtung zur messung von gleichspannungen, widerstaenden und stroemen und ihren verhaeltnissen
US5192951A (en) * 1991-11-22 1993-03-09 Hewlett-Packard Company Analog-to-digital converter circuits and methods using superconductive elements
JPH06273499A (ja) * 1993-03-17 1994-09-30 Fujitsu Ltd ディジタルｓｑｕｉｄ
US5327130A (en) * 1993-08-09 1994-07-05 Westinghouse Electric Corp. Spur-free sigma-delta modulator and multiple flux quanta feedback generator
US5420586A (en) * 1993-09-29 1995-05-30 Hypres, Inc. Superconducting analog to digital converter type circuit
JPH08292214A (ja) * 1995-04-24 1996-11-05 Advantest Corp 精密電圧測定システム
US6420842B1 (en) * 2000-01-11 2002-07-16 American Superconductor Corporation Exciter and electronic regulator for rotating machinery
JP2001201521A (ja) * 2000-01-18 2001-07-27 Agilent Technologies Japan Ltd 電流検出装置及びインピーダンス測定器及び電力測定装置
WO2006026684A2 (en) * 2004-08-31 2006-03-09 Consumer Innovation Partners Lp Semi-collapsible container
DE102004044588B4 (de) * 2004-09-13 2011-06-01 Bundesrepublik Deutschland, vertreten durch das Bundesministerium für Wirtschaft und Arbeit dieses wiederum vertreten durch den Präsidenten der Physikalisch-Technischen Bundesanstalt Braunschweig und Berlin Stromsensor
US9973075B2 (en) * 2015-07-23 2018-05-15 Mediatek Inc. Method for performing adaptive input current control in an electronic device with aid of adaptor management, and associated apparatus

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4389612A (en) * 1980-06-17 1983-06-21 S.H.E. Corporation Apparatus for reducing low frequency noise in dc biased SQUIDS
US4496854A (en) * 1982-03-29 1985-01-29 International Business Machines Corporation On-chip SQUID cascade
US4567438A (en) * 1983-04-04 1986-01-28 Sperry Corporation SQUID Canister with conical coupling cavity
JPS59196480A (ja) * 1983-04-22 1984-11-07 Mitsubishi Electric Corp 磁気検出装置
US4646060A (en) * 1984-09-07 1987-02-24 Trw Inc. Superconducting analog-to-digital converter with bidirectional counter
US4663590A (en) * 1985-11-06 1987-05-05 Sperry Corporation Single frequency noise reduction circuit for squids
US4672359A (en) * 1985-11-12 1987-06-09 Trw Inc. Superconducting analog-to-digital converter and digital magnetometer and related method for its use

Also Published As

Publication number Publication date
DE3650062D1 (de) 1994-10-20
EP0205120A2 (de) 1986-12-17
US4866373A (en) 1989-09-12
EP0205120B1 (de) 1994-09-14
CA1268815A (en) 1990-05-08
EP0205120A3 (en) 1989-05-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee