CA2426943C - Judgment lock for occupant detection air bag control - Google Patents

Judgment lock for occupant detection air bag control Download PDF

Info

Publication number
CA2426943C
CA2426943C CA002426943A CA2426943A CA2426943C CA 2426943 C CA2426943 C CA 2426943C CA 002426943 A CA002426943 A CA 002426943A CA 2426943 A CA2426943 A CA 2426943A CA 2426943 C CA2426943 C CA 2426943C
Authority
CA
Canada
Prior art keywords
characterization
time period
occupant
parameter
categories
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
CA002426943A
Other languages
English (en)
French (fr)
Other versions
CA2426943A1 (en
Inventor
Gregory T. Thompson
Shiuh-An Shieh
Keiichi Hasegawa
Svetoslav G. Stoyanov
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.)
Nidec Elesys Americas Corp
Original Assignee
Nidec Elesys Americas Corp
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 Nidec Elesys Americas Corp filed Critical Nidec Elesys Americas Corp
Publication of CA2426943A1 publication Critical patent/CA2426943A1/en
Application granted granted Critical
Publication of CA2426943C publication Critical patent/CA2426943C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
    • B60R21/015—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting the presence or position of passengers, passenger seats or child seats, and the related safety parameters therefor, e.g. speed or timing of airbag inflation in relation to occupant position or seat belt use
    • B60R21/01512—Passenger detection systems
    • B60R21/01516—Passenger detection systems using force or pressure sensing means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
    • B60R21/015—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting the presence or position of passengers, passenger seats or child seats, and the related safety parameters therefor, e.g. speed or timing of airbag inflation in relation to occupant position or seat belt use
    • B60R21/01512—Passenger detection systems
    • B60R21/01516—Passenger detection systems using force or pressure sensing means
    • B60R21/0152—Passenger detection systems using force or pressure sensing means using strain gauges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
    • B60R21/015—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting the presence or position of passengers, passenger seats or child seats, and the related safety parameters therefor, e.g. speed or timing of airbag inflation in relation to occupant position or seat belt use
    • B60R21/01512—Passenger detection systems
    • B60R21/0153—Passenger detection systems using field detection presence sensors
    • B60R21/01532—Passenger detection systems using field detection presence sensors using electric or capacitive field sensors

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Air Bags (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Seats For Vehicles (AREA)
CA002426943A 2002-04-26 2003-04-25 Judgment lock for occupant detection air bag control Expired - Fee Related CA2426943C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/133,970 2002-04-26
US10/133,970 US7065438B2 (en) 2002-04-26 2002-04-26 Judgment lock for occupant detection air bag control

Publications (2)

Publication Number Publication Date
CA2426943A1 CA2426943A1 (en) 2003-10-26
CA2426943C true CA2426943C (en) 2007-07-17

Family

ID=28791032

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002426943A Expired - Fee Related CA2426943C (en) 2002-04-26 2003-04-25 Judgment lock for occupant detection air bag control

Country Status (9)

Country Link
US (2) US7065438B2 (https=)
EP (2) EP1688316B1 (https=)
JP (1) JP4500001B2 (https=)
KR (1) KR100890491B1 (https=)
BR (1) BR0301134A (https=)
CA (1) CA2426943C (https=)
DE (2) DE60308252T2 (https=)
ES (2) ES2272897T3 (https=)
MX (1) MXPA03003736A (https=)

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DE10233098C1 (de) * 2002-07-20 2003-10-30 Bosch Gmbh Robert Verfahren und Anordnung bei der Klassifizierung von einen Sitz belegenden Objekten
US7009502B2 (en) 2002-08-26 2006-03-07 Automotive Technologies International, Inc. Method for controlling output of a classification algorithm
US7151452B2 (en) * 2003-12-05 2006-12-19 Elesys North America Inc. Vehicle occupant sensing system
DE602005001515T2 (de) * 2004-03-23 2008-03-13 Aisin Seiki K.K., Kariya Fahrzeuginsassen-Klassifizierungssystem.
US7120527B2 (en) 2004-11-08 2006-10-10 Delphi Technologies, Inc. Vehicle occupant characterization method based on the power spectrum of a seat sensor output signal
JP4529086B2 (ja) * 2005-03-31 2010-08-25 株式会社デンソー 乗員検知システム
US7233852B2 (en) 2005-05-06 2007-06-19 Delphi Technologies, Inc. Method of distinguishing between adult and cinched car seat occupants of a vehicle seat
US7623950B2 (en) * 2005-06-09 2009-11-24 Delphi Technologies, Inc. Confidence boost for automotive occupant classifications
EP1919737A1 (en) 2005-08-05 2008-05-14 TK Holdings, Inc. System for detecting an empty vehicle seat
US7830246B2 (en) 2005-10-12 2010-11-09 Elesys North America, Inc. Occupant sensor and method for seat belt or other monitoring
KR100718394B1 (ko) * 2005-12-21 2007-05-14 현대모비스 주식회사 차량의 승원분류 시스템 및 그 동작방법
DE602005013545D1 (de) * 2005-12-08 2009-05-07 Iee Sarl Vorrichtung zur Sitzbelegungserkennung
JP4539614B2 (ja) * 2006-02-07 2010-09-08 株式会社デンソー 乗員検知システム
US7791476B2 (en) * 2006-02-21 2010-09-07 Elesys North America, Inc. Occupant sensor and method for seat belt or other monitoring
US7656169B2 (en) * 2007-02-06 2010-02-02 Iee International Electronics & Engineering S.A. Capacitive occupant detection system
JP4609574B2 (ja) * 2008-12-11 2011-01-12 株式会社デンソー 乗員検知システム
CH703735A2 (it) * 2010-09-15 2012-03-15 Erbicol Sa Riflessometro per determinare la reattivita' di un guidatore e suo impiego.
BR112014015450A8 (pt) * 2011-12-29 2017-07-04 Intel Corp sistemas, métodos, e dispositivos para o reconhecimen-to da identidade de um ocupante de um veículo
CN105144838B (zh) 2013-05-15 2017-09-12 捷温加拿大有限公司 具有感测能力的传导性加热器
KR101799842B1 (ko) 2013-10-11 2017-11-21 젠썸 캐나다 유엘씨 히팅장치에 의한 탑승자 감지
US11999268B2 (en) * 2019-07-19 2024-06-04 Zf Active Safety And Electronics Us Llc System, method, and apparatus for classifying an occupant of a vehicle seat
WO2021134008A1 (en) 2019-12-24 2021-07-01 Joyson Safety Systems Acquisition Llc Apparatus and method of producing a sensing substrate

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* Cited by examiner, † Cited by third party
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DE1248827B (https=) 1964-06-08 1967-08-31
US6445988B1 (en) * 1997-02-06 2002-09-03 Automotive Technologies International Inc. System for determining the occupancy state of a seat in a vehicle and controlling a component based thereon
US5482314A (en) * 1994-04-12 1996-01-09 Aerojet General Corporation Automotive occupant sensor system and method of operation by sensor fusion
DE19547842A1 (de) * 1995-12-21 1997-06-26 Bosch Gmbh Robert Verfahren zur Belegungserkennung, insbesondere eines Fahrzeugsitzes
US6161070A (en) 1996-02-23 2000-12-12 Nec Home Electronics, Inc. Passenger detection system
US5948031A (en) 1996-02-23 1999-09-07 Nec Technologies, Inc. Vehicle passenger sensing system and method
US5964478A (en) * 1997-03-07 1999-10-12 Automotive Systems Laboratory, Inc Electric field sensing air bag danger zone sensor
US6158768A (en) * 1998-02-20 2000-12-12 Trw Vehicle Safety Systems Inc. /Trw Inc. Apparatus and method for discerning certain occupant characteristics using a plurality of capacitive sensors
JP3482590B2 (ja) * 1998-06-02 2003-12-22 株式会社ホンダエレシス 乗員検知システムにおける乗員検知方法
KR100309235B1 (ko) * 1998-07-28 2001-09-26 가네꼬 히사시 승객 검지 시스템 및 이를 이용한 에어백 장치
DE19959128B4 (de) * 1998-12-08 2004-02-12 Trw Inc., Lyndhurst Kapazitiver Gewichtssensor
US6825765B2 (en) * 1998-12-30 2004-11-30 Automotive Systems Laboratory, Inc. Occupant detection system
US6563231B1 (en) * 1998-12-30 2003-05-13 Automotive Systems Laboratory, Inc. Occupant sensor
EP1065097A4 (en) * 1999-01-27 2001-11-14 Furukawa Electric Co Ltd OCCUPANT DETECTION DEVICE
JP3430962B2 (ja) * 1999-03-23 2003-07-28 トヨタ自動車株式会社 エアバッグ制御装置
EP1410955A3 (en) * 1999-09-02 2006-03-29 Honda elesys Co., Ltd. Passenger detection system and detection method
JP2001074541A (ja) * 1999-09-03 2001-03-23 Toyota Motor Corp 着座乗員検知装置及び着座乗員検知方法
JP2001116614A (ja) * 1999-09-07 2001-04-27 Takata Corp シート上の物体の判定方法及びエアバッグ展開モードの判定方法
US6329914B1 (en) 1999-10-05 2001-12-11 Nec Technologies, Inc. Thickness measurement system and method for vehicle occupant detection
US6329913B1 (en) 1999-10-05 2001-12-11 Nec Technologies, Inc. Passenger detection system and method
DE10010532A1 (de) * 2000-03-03 2001-09-13 Bayerische Motoren Werke Ag Verfahren zur kapazitiven Objekterkennung bei Fahrzeugen
FR2813054B1 (fr) * 2000-08-21 2002-11-15 Faure Bertrand Equipements Sa Systeme pour vehicule, comportant un dispositif de commande adapte pour faire fonctionner un actionneur selectivement en fonction d'une valeur mesuree par un dispositif de mesure dispose dans un siege
JP2002098770A (ja) * 2000-09-25 2002-04-05 Tachi S Co Ltd シートの着座検出方法および着座検出装置
US6636792B2 (en) * 2000-09-29 2003-10-21 Siemens Vdo Automotive Corporation Weight classification system
JP3879969B2 (ja) 2000-09-29 2007-02-14 株式会社ホンダエレシス 乗員検知システム
US6816077B1 (en) 2001-03-02 2004-11-09 Elesys North America Inc. Multiple sensor vehicle occupant detection for air bag deployment control
US6696948B2 (en) 2001-11-02 2004-02-24 Elesys North America, Inc. Wet seat protection for air bag control occupant detection
US6644689B2 (en) * 2002-02-08 2003-11-11 Delphi Technologies, Inc. Method for suppressing deployment of an inflatable restraint based on sensed occupant capacitance

Also Published As

Publication number Publication date
CA2426943A1 (en) 2003-10-26
EP1356999A2 (en) 2003-10-29
MXPA03003736A (es) 2004-09-03
US20040232774A1 (en) 2004-11-25
KR20030084715A (ko) 2003-11-01
BR0301134A (pt) 2004-08-17
DE60308252T2 (de) 2007-09-13
US20030204295A1 (en) 2003-10-30
EP1688316A1 (en) 2006-08-09
ES2272897T3 (es) 2007-05-01
US7191044B2 (en) 2007-03-13
KR100890491B1 (ko) 2009-03-26
EP1688316B1 (en) 2008-05-21
DE60308252D1 (de) 2006-10-26
JP4500001B2 (ja) 2010-07-14
DE60321243D1 (de) 2008-07-03
JP2004004063A (ja) 2004-01-08
EP1356999B1 (en) 2006-09-13
ES2306359T3 (es) 2008-11-01
EP1356999A3 (en) 2004-11-17
US7065438B2 (en) 2006-06-20

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Effective date: 20130425