JP5043549B2 - 電子機器および撮像装置、電子機器の制御方法 - Google Patents

電子機器および撮像装置、電子機器の制御方法 Download PDF

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Publication number
JP5043549B2
JP5043549B2 JP2007197395A JP2007197395A JP5043549B2 JP 5043549 B2 JP5043549 B2 JP 5043549B2 JP 2007197395 A JP2007197395 A JP 2007197395A JP 2007197395 A JP2007197395 A JP 2007197395A JP 5043549 B2 JP5043549 B2 JP 5043549B2
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Japan
Prior art keywords
acceleration
equal
output
determination
electronic device
Prior art date
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Expired - Fee Related
Application number
JP2007197395A
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English (en)
Japanese (ja)
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JP2009031195A (ja
JP2009031195A5 (enExample
Inventor
英夫 河原
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP2007197395A priority Critical patent/JP5043549B2/ja
Priority to US12/180,381 priority patent/US8079260B2/en
Publication of JP2009031195A publication Critical patent/JP2009031195A/ja
Publication of JP2009031195A5 publication Critical patent/JP2009031195A5/ja
Application granted granted Critical
Publication of JP5043549B2 publication Critical patent/JP5043549B2/ja
Expired - Fee Related legal-status Critical Current
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
    • G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
    • G01P15/0891—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values with indication of predetermined acceleration values
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/18—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration in two or more dimensions
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
    • G11B19/041—Detection or prevention of read or write errors
    • G11B19/043—Detection or prevention of read or write errors by detecting a free-fall condition
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/12—Raising and lowering; Back-spacing or forward-spacing along track; Returning to starting position otherwise than during transducing operation

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Studio Devices (AREA)
JP2007197395A 2007-07-30 2007-07-30 電子機器および撮像装置、電子機器の制御方法 Expired - Fee Related JP5043549B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2007197395A JP5043549B2 (ja) 2007-07-30 2007-07-30 電子機器および撮像装置、電子機器の制御方法
US12/180,381 US8079260B2 (en) 2007-07-30 2008-07-25 Fall detection apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007197395A JP5043549B2 (ja) 2007-07-30 2007-07-30 電子機器および撮像装置、電子機器の制御方法

Publications (3)

Publication Number Publication Date
JP2009031195A JP2009031195A (ja) 2009-02-12
JP2009031195A5 JP2009031195A5 (enExample) 2010-09-02
JP5043549B2 true JP5043549B2 (ja) 2012-10-10

Family

ID=40336872

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007197395A Expired - Fee Related JP5043549B2 (ja) 2007-07-30 2007-07-30 電子機器および撮像装置、電子機器の制御方法

Country Status (2)

Country Link
US (1) US8079260B2 (enExample)
JP (1) JP5043549B2 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5067257B2 (ja) * 2008-05-15 2012-11-07 富士通株式会社 落下を検知する情報機器
JP5743559B2 (ja) * 2011-01-13 2015-07-01 キヤノン株式会社 情報処理装置、その制御方法及びプログラム並びに記録媒体
US9218837B2 (en) * 2012-05-23 2015-12-22 Hewlett-Packard Development Company, L.P. Control of storage device
CN104964665A (zh) * 2015-07-07 2015-10-07 成都亨通兆业精密机械有限公司 一种针规加工精度检测装置
WO2018035019A1 (en) 2016-08-17 2018-02-22 Racing Optics, Inc. Mobile device impact protection
DE102017102614A1 (de) * 2017-02-09 2018-08-09 Efaflex Tor- Und Sicherheitssysteme Gmbh & Co. Kg Vorrichtung zur Erfassung des Absturzes eines Torblatts, System zur Erfassung des Absturzes eines Torblatts, sowie Verfahren zur Erfassung des Absturzes eines Torblatts
JP7560269B2 (ja) * 2020-01-10 2024-10-02 日本無線株式会社 転倒判定装置、携帯端末、通信装置及び転倒判定プログラム

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5640718A (en) * 1979-09-10 1981-04-17 Nissan Motor Co Ltd Output voltage averaging unit for sensor for automobile
JP3441668B2 (ja) * 1999-02-22 2003-09-02 シャープ株式会社 落下検出機構、磁気ディスク装置の保護機構および携帯型機器
JP2002015521A (ja) * 2000-06-29 2002-01-18 Matsushita Electric Ind Co Ltd ディスク再生装置
JP2002100180A (ja) * 2000-09-22 2002-04-05 Toshiba Corp 磁気ディスク装置
JP2003263853A (ja) 2003-04-11 2003-09-19 Tokyo Electron Ltd ハードディスク装置
ITTO20040436A1 (it) * 2004-06-28 2004-09-28 St Microelectronics Srl Dispositivo di rilevamento di caduta libera per la protezione di apparecchi portatili.
US7191089B2 (en) * 2004-12-01 2007-03-13 Freescale Semiconductor, Inc. System and method for fall detection
WO2006061950A1 (ja) * 2004-12-09 2006-06-15 Murata Manufacturing Co., Ltd. 落下検知装置および磁気ディスク装置
KR20070102588A (ko) * 2005-01-31 2007-10-18 히타치 긴조쿠 가부시키가이샤 낙하 검지 방법 및 낙하 검지 장치
JP4364157B2 (ja) * 2005-04-22 2009-11-11 トレックス・セミコンダクター株式会社 落下検出装置
US7382567B2 (en) * 2005-05-09 2008-06-03 Analog Devices, Inc. Accelerometer-based differential free fall detection system, apparatus, and method and disk drive protection mechanism employing same
JP4168407B2 (ja) * 2005-08-05 2008-10-22 日立金属株式会社 落下検知装置
KR100734284B1 (ko) * 2005-11-09 2007-07-02 삼성전자주식회사 가속도 검출기의 오프셋 보상 방법, 이를 수행하기 위한프로그램이 저장된 기록매체 그리고 이에 적합한 장치
JP4561628B2 (ja) * 2005-12-28 2010-10-13 ソニー株式会社 情報処理装置およびその内蔵ハードディスクドライブのヘッド退避処理方法
DE602006009611D1 (de) * 2006-01-20 2009-11-19 St Microelectronics Srl Freifalldetektor und Freifalldetektionsverfahren
JP4749907B2 (ja) * 2006-03-27 2011-08-17 Ｏｋｉセミコンダクタ株式会社 落下検出装置
US7451057B2 (en) * 2007-03-28 2008-11-11 Kionix, Inc. System and method for detection of freefall with spin using two tri-axis accelerometers
US7865253B2 (en) * 2007-04-16 2011-01-04 International Business Machines Corporation System and method for detecting shakes and percussive impacts and for protecting portable electronic devices when pre-specified shake patterns and percussive impact levels are detected

Also Published As

Publication number Publication date
JP2009031195A (ja) 2009-02-12
US8079260B2 (en) 2011-12-20
US20090031808A1 (en) 2009-02-05

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