FI20040233A0 - Menetelmä mittalaitteen suojaamiseksi häiriöiltä - Google Patents

Menetelmä mittalaitteen suojaamiseksi häiriöiltä

Info

Publication number
FI20040233A0
FI20040233A0 FI20040233A FI20040233A FI20040233A0 FI 20040233 A0 FI20040233 A0 FI 20040233A0 FI 20040233 A FI20040233 A FI 20040233A FI 20040233 A FI20040233 A FI 20040233A FI 20040233 A0 FI20040233 A0 FI 20040233A0
Authority
FI
Finland
Prior art keywords
procedure
measuring device
device against
against interference
protecting measuring
Prior art date
Application number
FI20040233A
Other languages
English (en)
Swedish (sv)
Other versions
FI118577B (fi
FI20040233A (fi
Inventor
Matti Kajola
Lauri Parkkonen
Juha Simola
Samu Taulu
Original Assignee
Elekta Neuromag Oy
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 Elekta Neuromag Oy filed Critical Elekta Neuromag Oy
Priority to FI20040233A priority Critical patent/FI118577B/fi
Publication of FI20040233A0 publication Critical patent/FI20040233A0/fi
Priority to CA2556335A priority patent/CA2556335C/en
Priority to EP05708170.5A priority patent/EP1718985B1/en
Priority to PCT/FI2005/000090 priority patent/WO2005078467A1/en
Priority to US10/587,354 priority patent/US7649351B2/en
Priority to JP2006552643A priority patent/JP4669847B2/ja
Publication of FI20040233A publication Critical patent/FI20040233A/fi
Application granted granted Critical
Publication of FI118577B publication Critical patent/FI118577B/fi

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
    • G01R33/025—Compensating stray fields

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
  • Measuring Magnetic Variables (AREA)
FI20040233A 2004-02-13 2004-02-13 Menetelmä mittalaitteen suojaamiseksi häiriöiltä FI118577B (fi)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI20040233A FI118577B (fi) 2004-02-13 2004-02-13 Menetelmä mittalaitteen suojaamiseksi häiriöiltä
CA2556335A CA2556335C (en) 2004-02-13 2005-02-11 A method for interference suppression in a measuring device
EP05708170.5A EP1718985B1 (en) 2004-02-13 2005-02-11 A method for interference suppression in a measuring device
PCT/FI2005/000090 WO2005078467A1 (en) 2004-02-13 2005-02-11 A method for interference suppression in a measuring device
US10/587,354 US7649351B2 (en) 2004-02-13 2005-02-11 Method for interference suppression in a measuring device
JP2006552643A JP4669847B2 (ja) 2004-02-13 2005-02-11 測定装置における干渉抑制方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20040233A FI118577B (fi) 2004-02-13 2004-02-13 Menetelmä mittalaitteen suojaamiseksi häiriöiltä
FI20040233 2004-02-13

Publications (3)

Publication Number Publication Date
FI20040233A0 true FI20040233A0 (fi) 2004-02-13
FI20040233A FI20040233A (fi) 2005-08-14
FI118577B FI118577B (fi) 2007-12-31

Family

ID=31725711

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20040233A FI118577B (fi) 2004-02-13 2004-02-13 Menetelmä mittalaitteen suojaamiseksi häiriöiltä

Country Status (6)

Country Link
US (1) US7649351B2 (fi)
EP (1) EP1718985B1 (fi)
JP (1) JP4669847B2 (fi)
CA (1) CA2556335C (fi)
FI (1) FI118577B (fi)
WO (1) WO2005078467A1 (fi)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI119133B (fi) 2005-04-28 2008-07-31 Elekta Ab Menetelmä ja laite häiriön poistamiseksi sähkömagneettisesta monikanavamittauksesta
DE102009024826A1 (de) * 2009-06-13 2011-01-27 Integrated Dynamics Engineering Gmbh Kompensation elektromagnetischer Störfelder
FI124019B (fi) * 2010-03-26 2014-02-14 Elekta Ab Kelajärjestelmien suunnittelumenetelmä halutun geometrian omaavien magneettikenttien luomiseksi
FI124427B (fi) 2010-07-06 2014-08-29 Elekta Ab Menetelmä häiriöavaruuden tarkentamiseksi biomagneettisissa kenttämittauksissa
CN103149541B (zh) * 2013-03-01 2015-06-17 北京美尔斯通科技发展股份有限公司 一种磁场测量中提取微弱信号的方法
KR102094852B1 (ko) 2015-08-04 2020-03-30 삼성전자주식회사 토크 설정 방법 및 장치
JP6666732B2 (ja) 2016-01-29 2020-03-18 株式会社アドバンテスト 磁気ノイズ消去装置及び磁場測定装置
WO2017205734A1 (en) 2016-05-26 2017-11-30 University Of Washington Reducing sensor noise in multichannel arrays using oversampled temporal projection and associated systems and methods
JP6996135B2 (ja) 2017-07-03 2022-01-17 株式会社リコー 情報処理装置、情報処理方法、及びプログラム
WO2019060298A1 (en) 2017-09-19 2019-03-28 Neuroenhancement Lab, LLC METHOD AND APPARATUS FOR NEURO-ACTIVATION
US11717686B2 (en) 2017-12-04 2023-08-08 Neuroenhancement Lab, LLC Method and apparatus for neuroenhancement to facilitate learning and performance
US11478603B2 (en) 2017-12-31 2022-10-25 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
WO2020056418A1 (en) 2018-09-14 2020-03-19 Neuroenhancement Lab, LLC System and method of improving sleep
WO2020138170A1 (ja) 2018-12-26 2020-07-02 旭化成エレクトロニクス株式会社 磁場計測装置
US11497425B2 (en) 2019-03-08 2022-11-15 Asahi Kasei Microdevices Corporation Magnetic field measurement apparatus
US11786694B2 (en) 2019-05-24 2023-10-17 NeuroLight, Inc. Device, method, and app for facilitating sleep
US11980466B2 (en) * 2020-02-12 2024-05-14 Hi Llc Nested and parallel feedback control loops for ultra-fine measurements of magnetic fields from the brain using a neural detection system
JP2022111838A (ja) 2021-01-20 2022-08-01 旭化成エレクトロニクス株式会社 磁場計測装置、磁場計測方法、磁場計測プログラム
CN114867051B (zh) * 2022-05-07 2023-11-03 南京码锐为电子科技有限公司 一种无线通信抗干扰的控制系统

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3801877A (en) 1972-09-15 1974-04-02 Foerster Inst Dr Friedrich Apparatus for producing a region free from interfering magnetic fields
CA2008009C (en) 1989-01-20 1994-05-03 Hajime Hayashi Apparatus for measuring magnetic field
US4963789A (en) 1989-05-01 1990-10-16 Conrac Scd, Inc. Method and apparatus for dynamic magnetic field neutralization
US5122744A (en) 1990-10-09 1992-06-16 Ibm Corporation Gradiometer having a magnetometer which cancels background magnetic field from other magnetometers
JPH0810250B2 (ja) 1991-05-13 1996-01-31 大同ほくさん株式会社 スクイドを用いた磁気雑音除去装置
US5187436A (en) * 1992-03-13 1993-02-16 General Electric Company Noise cancellation method in a biomagnetic measurement system using an extrapolated reference measurement
DE4439691A1 (de) * 1994-11-07 1996-05-09 Philips Patentverwaltung Verfahren zur Bestimmung der räumlichen Feldverteilung
GB9704911D0 (en) 1997-03-10 1997-04-30 Secr Defence A magnetic gradiometer
DE19718649A1 (de) 1997-05-02 1998-11-05 Peter Heiland Vorrichtung und Verfahren zur aktiven Kompensation magnetischer und elektromagnetischer Störfelder
JP4197543B2 (ja) * 1997-09-08 2008-12-17 株式会社東芝 環境磁場キャンセリングシステム及び磁気計測装置
FI112399B (fi) 1998-08-28 2003-11-28 Neuromag Oy Menetelmä ja laite taustahäiriön poistamiseksi monikanavaisista ilmaisinasetelmista
JP4068763B2 (ja) * 1999-06-21 2008-03-26 株式会社島津製作所 生体信号計測装置
JP2002355229A (ja) * 2001-05-31 2002-12-10 Japan Science & Technology Corp 磁界解析方法および電流分布可視化装置
DE10304225B4 (de) 2003-01-30 2005-04-28 Inst Physikalische Hochtech Ev Verfahren und Vorrichtung zur Messung eines Magnetfeldgradienten
FI115324B (fi) 2003-03-14 2005-04-15 Elekta Neuromag Oy Menetelmä ja järjestelmä monikanavaisen mittaussignaalin käsittelemiseksi

Also Published As

Publication number Publication date
FI118577B (fi) 2007-12-31
US7649351B2 (en) 2010-01-19
CA2556335A1 (en) 2005-08-25
US20090184709A1 (en) 2009-07-23
WO2005078467A1 (en) 2005-08-25
JP2007522465A (ja) 2007-08-09
JP4669847B2 (ja) 2011-04-13
CA2556335C (en) 2018-10-16
FI20040233A (fi) 2005-08-14
EP1718985B1 (en) 2021-05-19
EP1718985A1 (en) 2006-11-08

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