DE69019418D1 - Squid-Magnetometer integrierter Art und Anordnung zu dessen Anwendung für biomagnetische Messungen. - Google Patents

Squid-Magnetometer integrierter Art und Anordnung zu dessen Anwendung für biomagnetische Messungen.

Info

Publication number
DE69019418D1
DE69019418D1 DE69019418T DE69019418T DE69019418D1 DE 69019418 D1 DE69019418 D1 DE 69019418D1 DE 69019418 T DE69019418 T DE 69019418T DE 69019418 T DE69019418 T DE 69019418T DE 69019418 D1 DE69019418 D1 DE 69019418D1
Authority
DE
Germany
Prior art keywords
arrangement
integrated type
squid magnetometer
biomagnetic measurements
biomagnetic
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
DE69019418T
Other languages
English (en)
Other versions
DE69019418T2 (de
Inventor
Koichi Yokosawa
Hideaki Nakane
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
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE69019418D1 publication Critical patent/DE69019418D1/de
Application granted granted Critical
Publication of DE69019418T2 publication Critical patent/DE69019418T2/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
    • 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
    • G01R33/0358—SQUIDS coupling the flux to the SQUID
    • 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
DE69019418T 1989-05-25 1990-05-23 Squid-Magnetometer integrierter Art und Anordnung zu dessen Anwendung für biomagnetische Messungen. Expired - Fee Related DE69019418T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1132413A JP2893714B2 (ja) 1989-05-25 1989-05-25 薄膜型ｓｑｕｉｄ磁束計およびこれを用いた生体磁気計測装置

Publications (2)

Publication Number Publication Date
DE69019418D1 true DE69019418D1 (de) 1995-06-22
DE69019418T2 DE69019418T2 (de) 1996-01-25

Family

ID=15080808

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69019418T Expired - Fee Related DE69019418T2 (de) 1989-05-25 1990-05-23 Squid-Magnetometer integrierter Art und Anordnung zu dessen Anwendung für biomagnetische Messungen.

Country Status (5)

Country Link
US (1) US5166614A (de)
EP (1) EP0399499B1 (de)
JP (1) JP2893714B2 (de)
CA (1) CA2017299C (de)
DE (1) DE69019418T2 (de)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5506200A (en) * 1992-02-06 1996-04-09 Biomagnetic Technologies, Inc. Compact superconducting magnetometer having no vacuum insulation
FI89130C (fi) * 1990-11-01 1993-08-25 Neuromag Oy Lokaliseringsspolar och anordning foer deras faestning vid huvudet foer anvaendning i magnetoenkefalografiska maetningar
FI89131C (fi) * 1990-12-21 1993-08-25 Neuromag Oy Magnetometerdetektor och deras montage i en flerkanalig anordning foer maetning av maenskans hjaernfunktioner alstrande magnetfaelt
FI89417C (fi) * 1990-12-21 1993-09-27 Neuromag Oy Detektorspole foer maetning av magnetfaelt
US5173660A (en) * 1990-12-26 1992-12-22 Biomagnetic Technologies, Inc. Packaged squid system with integral superconducting shielding layer
JP2764115B2 (ja) † 1991-02-26 1998-06-11 セイコーインスツルメンツ株式会社 高感度磁場検出器の製造方法
DE59107161D1 (de) * 1991-03-11 1996-02-08 Siemens Ag SQUID-Messeinrichtung mit Abschirmmitteln
JPH05297089A (ja) * 1992-04-20 1993-11-12 Sumitomo Electric Ind Ltd 磁気センサ
DE4227877A1 (de) * 1992-08-22 1994-02-24 Philips Patentverwaltung Miniaturisiertes SQUID-Modul, insbesondere für Vielkanal-Magnetometer
JPH0817251B2 (ja) * 1993-01-07 1996-02-21 株式会社超伝導センサ研究所 Ｓｑｕｉｄ磁束計
US5459399A (en) * 1994-06-08 1995-10-17 Otis Elevator Company Trap for preventing mixing of flux between adjacent indicia and being disposed adjacent first and second sensors
DE4433331C2 (de) * 1994-09-19 2002-06-20 Siemens Ag Magnetfeldempfindliche SQUID-Sensoreinrichtung mit Flußtransformator unter Verwendung von Hoch-T¶c¶-Supraleitermaterial
JPH08313609A (ja) * 1995-05-22 1996-11-29 Seiko Instr Inc 径方向微分型ｓｑｕｉｄ磁束計
JP3459506B2 (ja) * 1995-11-17 2003-10-20 清水建設株式会社 鋼材の塑性化判別方法
JP2909807B2 (ja) * 1995-11-22 1999-06-23 セイコーインスツルメンツ株式会社 超伝導量子干渉素子磁束計および非破壊検査装置
JP2000091653A (ja) * 1998-09-07 2000-03-31 Seiko Instruments Inc 超伝導量子干渉素子
JP4695325B2 (ja) * 2001-09-17 2011-06-08 キヤノン電子株式会社 磁気検出素子とその製造方法及び該素子を用いた携帯機器
US7130675B2 (en) * 2002-06-28 2006-10-31 Tristan Technologies, Inc. High-resolution magnetoencephalography system and method
US7197352B2 (en) * 2002-08-26 2007-03-27 Tristan Technologies, Inc. High-resolution magnetoencephalography system, components and method
AU2003263757A1 (en) * 2002-08-26 2004-03-11 Tristan Technologies, Inc. High-resolution magnetoencephalography system and method
US7615385B2 (en) 2006-09-20 2009-11-10 Hypres, Inc Double-masking technique for increasing fabrication yield in superconducting electronics
JP5253926B2 (ja) * 2008-08-22 2013-07-31 住友重機械工業株式会社 脳磁計
US8571614B1 (en) 2009-10-12 2013-10-29 Hypres, Inc. Low-power biasing networks for superconducting integrated circuits
US10222416B1 (en) 2015-04-14 2019-03-05 Hypres, Inc. System and method for array diagnostics in superconducting integrated circuit
EP3684463A4 (de) 2017-09-19 2021-06-23 Neuroenhancement Lab, LLC Verfahren und vorrichtung für neuro-enhancement
US11717686B2 (en) 2017-12-04 2023-08-08 Neuroenhancement Lab, LLC Method and apparatus for neuroenhancement to facilitate learning and performance
US11318277B2 (en) 2017-12-31 2022-05-03 Neuroenhancement Lab, LLC Method and apparatus for neuroenhancement to enhance emotional response
US11364361B2 (en) 2018-04-20 2022-06-21 Neuroenhancement Lab, LLC System and method for inducing sleep by transplanting mental states
CA3112564A1 (en) 2018-09-14 2020-03-19 Neuroenhancement Lab, LLC System and method of improving sleep
US11786694B2 (en) 2019-05-24 2023-10-17 NeuroLight, Inc. Device, method, and app for facilitating sleep

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3247585A1 (de) * 1982-12-22 1984-06-28 Siemens AG, 1000 Berlin und 8000 München Mehrkanalige vorrichtung zur messung von verschiedenen feldquellen hervorgerufener schwacher magnetfelder
DE3247543A1 (de) * 1982-12-22 1984-06-28 Siemens AG, 1000 Berlin und 8000 München Vorrichtung zur mehrkanaligen messung schwacher, sich aendernder magnetfelder und verfahren zu ihrer herstellung
DE3576412D1 (de) * 1984-11-19 1990-04-12 Siemens Ag Verfahren zur herstellung eines supraleitenden gradiometers mit dreidimensionaler struktur fuer eine vorrichtung zur messung schwacher magnetfelder.
DE3515199A1 (de) * 1985-04-26 1986-11-06 Siemens AG, 1000 Berlin und 8000 München Vorrichtung zur messung schwacher magnetfelder mit mehreren gradiometern
DE3515237A1 (de) * 1985-04-26 1986-10-30 Siemens AG, 1000 Berlin und 8000 München Vorrichtung zur messung schwacher magnetfelder mit wenigstens einem dc-squid
EP0246419B1 (de) * 1986-05-21 1991-04-10 Siemens Aktiengesellschaft SQUID-Magnetometer für eine Vorrichtung zur Messung schwacher Magnetfelder
JP2749048B2 (ja) * 1988-02-05 1998-05-13 株式会社日立製作所 超電導量子干渉計

Also Published As

Publication number Publication date
US5166614A (en) 1992-11-24
JP2893714B2 (ja) 1999-05-24
CA2017299C (en) 1998-12-01
CA2017299A1 (en) 1990-11-25
JPH02310484A (ja) 1990-12-26
EP0399499A3 (de) 1991-06-05
EP0399499B1 (de) 1995-05-17
EP0399499A2 (de) 1990-11-28
DE69019418T2 (de) 1996-01-25

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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