FI120276B - Kompassilaite ja menetelmä kompassilaitteita varten - Google Patents

Kompassilaite ja menetelmä kompassilaitteita varten Download PDF

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Publication number
FI120276B
FI120276B FI20075363A FI20075363A FI120276B FI 120276 B FI120276 B FI 120276B FI 20075363 A FI20075363 A FI 20075363A FI 20075363 A FI20075363 A FI 20075363A FI 120276 B FI120276 B FI 120276B
Authority
FI
Finland
Prior art keywords
data points
center
compass
circle
compass direction
Prior art date
Application number
FI20075363A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI20075363A0 (fi
FI20075363A (fi
Inventor
Erik Lindman
Mikko Martikka
Original Assignee
Suunto 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 Suunto Oy filed Critical Suunto Oy
Priority to FI20075363A priority Critical patent/FI120276B/fi
Publication of FI20075363A0 publication Critical patent/FI20075363A0/fi
Priority to GB0808568A priority patent/GB2449538B/en
Priority to US12/153,505 priority patent/US7905026B2/en
Publication of FI20075363A publication Critical patent/FI20075363A/fi
Priority to HK09101562.7A priority patent/HK1121524A1/xx
Application granted granted Critical
Publication of FI120276B publication Critical patent/FI120276B/fi

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C17/00—Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes
    • G01C17/38—Testing, calibrating, or compensating of compasses

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Magnetic Variables (AREA)
FI20075363A 2007-05-21 2007-05-21 Kompassilaite ja menetelmä kompassilaitteita varten FI120276B (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI20075363A FI120276B (fi) 2007-05-21 2007-05-21 Kompassilaite ja menetelmä kompassilaitteita varten
GB0808568A GB2449538B (en) 2007-05-21 2008-05-12 Compass device and method for a compass device
US12/153,505 US7905026B2 (en) 2007-05-21 2008-05-20 Compass device and method for a compass device
HK09101562.7A HK1121524A1 (en) 2007-05-21 2009-02-18 Compass device and method for a compass device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20075363 2007-05-21
FI20075363A FI120276B (fi) 2007-05-21 2007-05-21 Kompassilaite ja menetelmä kompassilaitteita varten

Publications (3)

Publication Number Publication Date
FI20075363A0 FI20075363A0 (fi) 2007-05-21
FI20075363A FI20075363A (fi) 2008-11-22
FI120276B true FI120276B (fi) 2009-08-31

Family

ID=38069530

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20075363A FI120276B (fi) 2007-05-21 2007-05-21 Kompassilaite ja menetelmä kompassilaitteita varten

Country Status (4)

Country Link
US (1) US7905026B2 (xx)
FI (1) FI120276B (xx)
GB (1) GB2449538B (xx)
HK (1) HK1121524A1 (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9068832B2 (en) 2012-12-31 2015-06-30 Suunto Oy Method and a device for determining a direction in a magnetic field

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007129653A1 (ja) * 2006-05-09 2007-11-15 Alps Electric Co., Ltd. キャリブレーションプログラム及び電子コンパス
JP5266754B2 (ja) * 2007-12-28 2013-08-21 ヤマハ株式会社 磁気データ処理装置、磁気データ処理方法および磁気データ処理プログラム
US9062971B2 (en) * 2008-03-06 2015-06-23 Texas Instruments Incorporated E-compass, tilt sensor, memory and processor with coarse detilting procedure
US8374816B2 (en) 2010-06-08 2013-02-12 Honeywell International Inc. Automatic data collection algorithm for 3D magnetic field calibration with reduced memory requirements
JP2014504943A (ja) 2011-02-07 2014-02-27 ニュー バランス アスレティック シュー，インコーポレーテッド 運動能力をモニタリングするためのシステム及び方法
US10363453B2 (en) 2011-02-07 2019-07-30 New Balance Athletics, Inc. Systems and methods for monitoring athletic and physiological performance
JP5017539B1 (ja) * 2011-02-17 2012-09-05 アイチ・マイクロ・インテリジェント株式会社 地磁気を測定し、利用する応用機器
FI127205B (en) 2011-12-05 2018-01-31 Suunto Oy Customizable microcontroller based device and related software products and system
US9228838B2 (en) 2011-12-20 2016-01-05 Fluke Corporation Thermal imaging camera with compass calibration
CN104316037B (zh) * 2014-10-29 2017-06-13 深圳市华信天线技术有限公司 一种电子罗盘的校正方法及装置
FR3071051B1 (fr) * 2017-09-08 2020-03-13 Thales Procede de compensation d'un champ magnetique, dispositif et programme d'ordinateur associes

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1127304A (en) * 1979-01-24 1982-07-06 Sachinobu Shimizu Apparatus for determining positional coordinates utilizing the terrestrial magnetism as a directional reference
GB2128749B (en) * 1982-10-12 1987-04-15 Plessey Co Plc Electronic compass with tilt compensation
JPH08278137A (ja) * 1995-04-07 1996-10-22 Sony Corp 方位出力装置
JPH09325029A (ja) * 1996-06-05 1997-12-16 Fuji Heavy Ind Ltd 地磁気センサの補正装置
US6356851B1 (en) 1999-02-05 2002-03-12 Delphi Technologies, Inc. Accelerated calibration for electronic compass module
US6301794B1 (en) * 1999-05-27 2001-10-16 Johnson Controls, Inc. Vehicle compass system with continuous automatic calibration
US6543146B2 (en) * 2000-12-06 2003-04-08 Honeywell International, Inc. Electronic compass and compensation of large magnetic errors for operation over all orientations
JP2003075157A (ja) 2001-09-06 2003-03-12 Seiko Instruments Inc 電子機器
KR100491597B1 (ko) * 2002-11-28 2005-05-27 삼성전자주식회사 지자기 센서의 보정완료를 자동으로 추출하는 장치 및방법
US6836971B1 (en) * 2003-07-30 2005-01-04 Honeywell International Inc. System for using a 2-axis magnetic sensor for a 3-axis compass solution
CN100510623C (zh) * 2004-07-15 2009-07-08 阿莫善斯有限公司 移动终端装置
WO2008122904A2 (en) * 2007-04-04 2008-10-16 Nxp B.V. Auto-calibration of orientation sensing system
US20090093981A1 (en) * 2007-10-05 2009-04-09 Honeywell International Inc. Integrated tilt compensated compass in a single package

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9068832B2 (en) 2012-12-31 2015-06-30 Suunto Oy Method and a device for determining a direction in a magnetic field
DE102013226677B4 (de) 2012-12-31 2022-06-30 Amer Sports Digital Services Oy Verfahren und vorrichtung zur richtungsbestimmung in einem magnetfeld

Also Published As

Publication number Publication date
GB2449538A (en) 2008-11-26
HK1121524A1 (en) 2009-04-24
GB2449538B (en) 2010-11-10
GB0808568D0 (en) 2008-06-18
US7905026B2 (en) 2011-03-15
FI20075363A0 (fi) 2007-05-21
FI20075363A (fi) 2008-11-22
US20080289203A1 (en) 2008-11-27

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