NO20001825L - FremgangsmÕte og innretning for enkel justering av arbeidspunktet for SQUID - Google Patents

FremgangsmÕte og innretning for enkel justering av arbeidspunktet for SQUID

Info

Publication number
NO20001825L
NO20001825L NO20001825A NO20001825A NO20001825L NO 20001825 L NO20001825 L NO 20001825L NO 20001825 A NO20001825 A NO 20001825A NO 20001825 A NO20001825 A NO 20001825A NO 20001825 L NO20001825 L NO 20001825L
Authority
NO
Norway
Prior art keywords
easy adjustment
work point
squid
squid work
adjustment
Prior art date
Application number
NO20001825A
Other languages
English (en)
Norwegian (no)
Other versions
NO20001825D0 (no
Inventor
Tetsuya Hirano
Tatsuoki Nagaishi
Hideo Itozaki
Original Assignee
Sumitomo Electric Industries
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 JP11102921A external-priority patent/JP2000292508A/ja
Priority claimed from JP11102923A external-priority patent/JP2000292510A/ja
Priority claimed from JP11102924A external-priority patent/JP2000292511A/ja
Priority claimed from JP10292299A external-priority patent/JP3387445B2/ja
Application filed by Sumitomo Electric Industries filed Critical Sumitomo Electric Industries
Publication of NO20001825D0 publication Critical patent/NO20001825D0/no
Publication of NO20001825L publication Critical patent/NO20001825L/no

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current 
    • G05F1/46—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC
    • G05F1/56—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices
    • G05F1/565—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC using semiconductor devices in series with the load as final control devices sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor
    • 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
    • G01R33/035—Measuring direction or magnitude of magnetic fields or magnetic flux using superconductive devices
    • G01R33/0354—SQUIDS
    • G01R33/0356—SQUIDS with flux feedback
    • 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
    • Y10S505/846—Magnetometer using superconductive quantum interference device, i.e. squid

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Measuring Magnetic Variables (AREA)
  • Containers, Films, And Cooling For Superconductive Devices (AREA)
  • Superconductor Devices And Manufacturing Methods Thereof (AREA)
NO20001825A 1999-04-09 2000-04-07 FremgangsmÕte og innretning for enkel justering av arbeidspunktet for SQUID NO20001825L (no)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP11102921A JP2000292508A (ja) 1999-04-09 1999-04-09 超電導磁気センサ用ヒータ
JP11102923A JP2000292510A (ja) 1999-04-09 1999-04-09 Ｓｑｕｉｄ磁束計
JP11102924A JP2000292511A (ja) 1999-04-09 1999-04-09 Ｓｑｕｉｄの動作点調整装置および方法
JP10292299A JP3387445B2 (ja) 1999-04-09 1999-04-09 Ｓｑｕｉｄ動作点調整装置およびその方法

Publications (2)

Publication Number Publication Date
NO20001825D0 NO20001825D0 (no) 2000-04-07
NO20001825L true NO20001825L (no) 2000-10-10

Family

ID=27469065

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20001825A NO20001825L (no) 1999-04-09 2000-04-07 FremgangsmÕte og innretning for enkel justering av arbeidspunktet for SQUID

Country Status (5)

Country Link
US (1) US6498483B1 (fr)
EP (3) EP1043597A3 (fr)
KR (1) KR100532790B1 (fr)
CA (1) CA2303677A1 (fr)
NO (1) NO20001825L (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4221192B2 (ja) * 2002-06-14 2009-02-12 株式会社日立ハイテクノロジーズ 生体磁気計測装置
US7091718B1 (en) * 2004-02-27 2006-08-15 Honeywell Federal Manufacturing & Technologies, Llc System having unmodulated flux locked loop for measuring magnetic fields
US7403949B2 (en) * 2005-08-17 2008-07-22 International Business Machines Corporation Elimination of redundant objects in storage systems
DE102006006487A1 (de) * 2006-02-10 2007-08-23 Forschungszentrum Jülich GmbH Anordnung zur Messung magnetischer Signale
CN102591388B (zh) * 2011-11-04 2015-12-16 中国科学院紫金山天文台 超导探测器用直流偏置源
CN102495380B (zh) * 2011-12-13 2013-07-10 华北电力大学 一种数字信号锁定型空间磁场检测系统
CN104422903B (zh) * 2013-08-23 2017-09-26 中国科学院上海微系统与信息技术研究所 用于采用超导量子干涉器件的传感器的调试系统及方法
CN104698406B (zh) * 2013-12-05 2018-06-26 中国科学院上海微系统与信息技术研究所 偏移电压调节电路及所适用的超导量子干涉传感器
CN103744035B (zh) * 2014-01-25 2017-02-15 吉林大学 工作点迁移法计数式超导磁力仪及确定磁场变化方向的方法
CN104198961B (zh) * 2014-07-18 2017-06-13 中国科学院上海微系统与信息技术研究所 采用单个运算放大器的超导量子干涉器磁传感器
CN113093067B (zh) * 2021-03-31 2022-01-18 中国科学院上海微系统与信息技术研究所 一种超导量子干涉传感器系统及其抑制输出偏移的方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4689559A (en) 1984-11-13 1987-08-25 Sperry Corporation Apparatus and method to reduce the thermal response of SQUID sensors
JPH03131781A (ja) * 1989-10-18 1991-06-05 Hitachi Ltd Ｓｑｕｉｄ磁束計計測システム
JPH07113665B2 (ja) * 1990-05-21 1995-12-06 シャープ株式会社 超電導磁界測定装置
JPH0499980A (ja) * 1990-08-18 1992-03-31 Mitsubishi Electric Corp 超伝導磁力計
US5291135A (en) 1990-09-28 1994-03-01 Hitachi Ltd. Weak magnetic field measuring system using dc-SQUID magnetometer with bias current adjustment and/or detecting function of abnormal operation
JPH0816692B2 (ja) * 1990-09-30 1996-02-21 ダイキン工業株式会社 磁束ロック方法およびその装置
JP3058681B2 (ja) * 1990-11-30 2000-07-04 株式会社日立製作所 多チャンネルｓｑｕｉｄ磁束計
JP2662903B2 (ja) * 1991-02-22 1997-10-15 セイコーインスツルメンツ株式会社 高感度磁場検出装置
JPH04340488A (ja) * 1991-05-17 1992-11-26 Seiko Instr Inc 高感度磁場検出装置
DE4227876A1 (de) * 1992-08-22 1994-02-24 Philips Patentverwaltung Schaltungsanordnung zum Betrieb eines SQUID's, insbesondere eines DC-SQUID's
JPH06275872A (ja) * 1993-03-17 1994-09-30 Daikin Ind Ltd 超伝導量子干渉素子の磁束トラップ除去方法およびその装置
US5469057A (en) * 1994-03-08 1995-11-21 University Of New Mexico Method and apparatus for extending the dynamic range of DC-squid measurements using a flux tracking loop
JPH07280903A (ja) * 1994-04-07 1995-10-27 Mitsubishi Electric Corp 超伝導磁力計
JP3500808B2 (ja) * 1995-11-20 2004-02-23 株式会社島津製作所 磁気計測装置
JP3360550B2 (ja) * 1996-10-17 2002-12-24 住友電気工業株式会社 磁気センサ駆動回路装置
JPH11148967A (ja) * 1997-11-14 1999-06-02 Daikin Ind Ltd Ｓｑｕｉｄ制御装置
US6211519B1 (en) * 1998-09-14 2001-04-03 The Board Of Trustees Of The Leland Stanford Junior University Transition-edge sensor with enhanced electrothermal feedback for cryogenic particle detection
JP3131781B2 (ja) 1998-12-08 2001-02-05 キヤノン株式会社 電子放出素子、該電子放出素子を用いた電子源並びに画像形成装置

Also Published As

Publication number Publication date
KR20010014704A (ko) 2001-02-26
CA2303677A1 (fr) 2000-10-09
EP1243937A3 (fr) 2002-11-13
EP1043597A3 (fr) 2001-07-11
EP1043597A2 (fr) 2000-10-11
EP1243936A3 (fr) 2002-11-13
EP1243936A2 (fr) 2002-09-25
US6498483B1 (en) 2002-12-24
KR100532790B1 (ko) 2005-12-02
EP1243937A2 (fr) 2002-09-25
NO20001825D0 (no) 2000-04-07

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Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application
FC2A Withdrawal, rejection or dismissal of laid open patent application