JP2007240515A - 乗員検知システム - Google Patents
乗員検知システム Download PDFInfo
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- JP2007240515A JP2007240515A JP2006189535A JP2006189535A JP2007240515A JP 2007240515 A JP2007240515 A JP 2007240515A JP 2006189535 A JP2006189535 A JP 2006189535A JP 2006189535 A JP2006189535 A JP 2006189535A JP 2007240515 A JP2007240515 A JP 2007240515A
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- Prior art keywords
- occupant
- seat
- antenna electrode
- detection system
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Classifications
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- 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
- B60R21/01534—Passenger detection systems using field detection presence sensors using electromagneticwaves, e.g. infrared
-
- 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
- B60R21/01554—Seat position sensors
-
- 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
- B60R21/01556—Child-seat detection systems
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Seats For Vehicles (AREA)
- Geophysics And Detection Of Objects (AREA)
- Air Bags (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Abstract
【解決手段】本発明の乗員検知システムは、車両のシートの着席部に配設されたアンテナ電極と、アンテナ電極および車両に接続され、アンテナ電極に負荷電流を付与して微弱電界を発生させるとともにアンテナ電極に流れる電位電流を検出する電源手段と、を有する乗員検知システムであって、負荷電流と電位電流からインピーダンスおよび位相差あるいはアドミタンスを算出し、算出されたインピーダンスおよび位相差あるいはアドミタンスにもとづいてシート上の乗員の検知を行うことを特徴とする。本発明の乗員検知システムは、低コストで高い精度で着席者を検知できる乗員検知システムとなっている。
【選択図】なし
Description
本発明の乗員検知システムは、アンテナ電極と、電源手段と、を有する。そして、電位電流からインピーダンスおよび位相差を算出し、算出されたインピーダンスおよび位相差にもとづいてシート上の乗員の検知を行う。
本発明の乗員検知システムは、アンテナ電極と、電源手段と、を有する。そして、負荷電流と電位電流から得られるアドミタンスのコンダクタンスおよびサセプタンスにもとづいてシート上の乗員の検知を行う。
まず、車両シート1の着座部10に設置されるアンテナ電極2を作製した。
まず、実施例1の時と同様にして、アンテナ電極2を作製し、車両シート1の着座部10に設置した。
11:表皮材11 110:表皮
111:ラミ層 12:クッションパッド
2:アンテナ電極 20,26:樹脂シート
21:第一の導電部 22:第一の電極部
23:粘着剤
24:第二の導電部 25:第二の電極部
Claims (6)
- 車両のシートの着席部に配設されたアンテナ電極と、
該アンテナ電極および該車両に接続され、該アンテナ電極に負荷電流を付与して微弱電界を発生させるとともに該アンテナ電極に流れる電位電流を検出する電源手段と、
を有する乗員検知システムであって、
該負荷電流と該電位電流からインピーダンスおよび位相差を算出し、算出されたインピーダンスおよび位相差にもとづいて該シート上の乗員の検知を行うことを特徴とする乗員検知システム。 - 前記シート上の前記乗員の検知は、算出された位相差に基づいて決定されたしきい値と、算出されたインピーダンスとの比較から行われる請求項1記載の乗員検知システム。
- 前記アンテナ電極は、前記シートの前記着席部でのインピーダンスおよび位相差を測定する近接測定用電極を有し、
該近接測定用電極の測定結果に基づいて該シート上の乗員の検知を行う請求項1記載の乗員検知システム。 - 車両のシートの着席部に配設されたアンテナ電極と、
該アンテナ電極および該車両に接続され、該アンテナ電極に負荷電流を付与して微弱電界を発生させるとともに該アンテナ電極に流れる電位電流を検出する電源手段と、
を有する乗員検知システムであって、
該負荷電流と該電位電流から得られるアドミタンスのコンダクタンスおよびサセプタンスにもとづいて該シート上の乗員の検知を行うことを特徴とする乗員検知システム。 - 前記シート上の前記乗員の検知は、前記コンダクタンスに基づいて決定されたしきい値と、前記サセプタンスとの比較から行われる請求項4記載の乗員検知システム。
- 前記アンテナ電極は、前記シートの前記着席部でのアドミタンスを測定する近接測定用電極を有し、
該近接測定用電極の測定結果に基づいて該シート上の乗員の検知を行う請求項4記載の乗員検知システム。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006189535A JP4539614B2 (ja) | 2006-02-07 | 2006-07-10 | 乗員検知システム |
DE102007004593A DE102007004593B4 (de) | 2006-02-07 | 2007-01-30 | Insassendetektionssystem |
US11/703,049 US7701338B2 (en) | 2006-02-07 | 2007-02-06 | Occupant detection system and method of determining occupant |
FR0700879A FR2897032B1 (fr) | 2006-02-07 | 2007-02-07 | Systeme de detection d'occupant et procede de determination d'occupant |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006030187 | 2006-02-07 | ||
JP2006189535A JP4539614B2 (ja) | 2006-02-07 | 2006-07-10 | 乗員検知システム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007240515A true JP2007240515A (ja) | 2007-09-20 |
JP4539614B2 JP4539614B2 (ja) | 2010-09-08 |
Family
ID=38266147
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006189535A Expired - Fee Related JP4539614B2 (ja) | 2006-02-07 | 2006-07-10 | 乗員検知システム |
Country Status (4)
Country | Link |
---|---|
US (1) | US7701338B2 (ja) |
JP (1) | JP4539614B2 (ja) |
DE (1) | DE102007004593B4 (ja) |
FR (1) | FR2897032B1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008111809A (ja) * | 2006-10-31 | 2008-05-15 | Denso Corp | 静電容量式乗員検知センサ |
JP2011189763A (ja) * | 2010-03-11 | 2011-09-29 | Toyota Boshoku Corp | ハイブリッド乗員検知システム |
US8078362B2 (en) | 2007-12-20 | 2011-12-13 | Denso Corporation | Electrostatic seat occupant detection system |
JP2014182111A (ja) * | 2013-03-21 | 2014-09-29 | Denso Corp | 静電容量式乗員検知センサ |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8818637B2 (en) * | 2006-01-26 | 2014-08-26 | Tk Holdings Inc. | Occupant classification system |
ES2308655T3 (es) * | 2006-03-17 | 2008-12-01 | Electrolux Home Products Corporation N.V. | Electrodomestico para lavar y/o secar ropa. |
EP1980451A1 (en) * | 2007-04-10 | 2008-10-15 | IEE INTERNATIONAL ELECTRONICS & ENGINEERING S.A. | Automotive vehicle with system for detecting the proximity of an accupant |
DE102007022463A1 (de) * | 2007-05-09 | 2008-11-13 | Takata-Petri Ag | Messsystem |
KR101020541B1 (ko) * | 2007-11-21 | 2011-03-09 | 기아자동차주식회사 | 차량용 승객 식별 장치 및 방법 |
JP5428204B2 (ja) * | 2008-06-04 | 2014-02-26 | トヨタ紡織株式会社 | 車両用シート |
US8358208B2 (en) * | 2008-11-11 | 2013-01-22 | Infineon Technologies Ag | Method and device for sensing a body |
ITPD20090129A1 (it) * | 2009-05-12 | 2010-11-13 | A Tre S R L | Dispositivo per il rilevamento della presenza di una persona su una struttura di supporto |
DE102009059113A1 (de) * | 2009-12-18 | 2011-06-22 | Continental Automotive GmbH, 30165 | System zur Benutzererkennung |
US9341659B2 (en) * | 2010-04-08 | 2016-05-17 | Disney Enterprises, Inc. | User interactive living organisms |
LU91739B1 (en) * | 2010-09-23 | 2012-03-26 | Iee Sarl | Capacitive occupant detection system |
LU91843B1 (en) * | 2011-07-20 | 2013-01-21 | Iee Sarl | Plural-frequency capacitive occupancy sensing system |
US9126502B2 (en) * | 2012-08-14 | 2015-09-08 | Delphi Technologies, Inc. | Dual electrode occupant detection system and method |
US9495569B2 (en) * | 2013-12-20 | 2016-11-15 | General Electric Company | System and method to detect an event associated with a person relative to a bed |
US20150179053A1 (en) * | 2013-12-20 | 2015-06-25 | General Electric Company | System and method to detect a presence of an object relative to a support |
DE102018124389A1 (de) * | 2018-10-02 | 2020-04-02 | Livisi Gmbh | Verfahren und Vorrichtung zur Erkennung einer Person in einem Raum |
US20230278466A1 (en) * | 2020-07-23 | 2023-09-07 | Tactual Labs Co. | Car seat sensing at multiple distances |
LU101953B1 (en) | 2020-07-27 | 2022-01-27 | Iee Sa | Capacitive Detection and/or Classification Device and Operation Method for Heater Member Compensation, Particularly for Automotive Application |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000075043A (ja) * | 1998-08-31 | 2000-03-14 | Nec Corp | 乗員検知システム |
JP2002544527A (ja) * | 1999-05-13 | 2002-12-24 | ハネウェル・インコーポレーテッド | 温度、ノイズ、及びワイヤ長に鈍感な近接センサ方法及び装置 |
JP2006027591A (ja) * | 2004-06-14 | 2006-02-02 | Denso Corp | 静電容量式センサおよび乗員検知システム |
JP2006281990A (ja) * | 2005-03-31 | 2006-10-19 | Denso Corp | 乗員検知システム |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
US6290255B1 (en) | 1997-03-07 | 2001-09-18 | Automotive Systems Laboratory, Inc. | Occupant detection system |
US5986549A (en) * | 1997-07-23 | 1999-11-16 | Teodorescu; Horia-Nicolai | Position and movement reasonant sensor |
US6208249B1 (en) | 1997-09-03 | 2001-03-27 | Nec Corporation | Passenger detection system |
JP3346464B2 (ja) * | 1998-03-25 | 2002-11-18 | 日本電気株式会社 | 乗員検知システム及び乗員検知方法 |
US6825765B2 (en) | 1998-12-30 | 2004-11-30 | Automotive Systems Laboratory, Inc. | Occupant detection system |
US6283504B1 (en) | 1998-12-30 | 2001-09-04 | Automotive Systems Laboratory, Inc. | Occupant sensor |
US6392542B1 (en) * | 1999-07-12 | 2002-05-21 | Automotive Systems Laboratory, Inc. | Occupant sensor |
US6348862B1 (en) | 1999-03-05 | 2002-02-19 | Automotive Systems Laboratory, Inc. | Proximity sensor |
US6598900B2 (en) | 1999-04-19 | 2003-07-29 | Automotive Systems Laboratory, Inc. | Occupant detection system |
US6378900B1 (en) | 1999-05-11 | 2002-04-30 | Automotive Systems Laboratory, Inc. | Occupant detection system |
US6445294B1 (en) | 1999-07-15 | 2002-09-03 | Automotive Systems Laboratory, Inc. | Proximity sensor |
JP3393195B2 (ja) | 1999-11-26 | 2003-04-07 | 株式会社ホンダエレシス | 物体検知装置及び乗員検知システム |
US6859141B1 (en) * | 1999-12-08 | 2005-02-22 | Nortel Networks Limited | Electric field proximity detector for floating and grounded targets |
JP3393196B2 (ja) | 1999-12-14 | 2003-04-07 | 株式会社ホンダエレシス | 物体検知装置及び乗員検知システム |
DE10010532A1 (de) | 2000-03-03 | 2001-09-13 | Bayerische Motoren Werke Ag | Verfahren zur kapazitiven Objekterkennung bei Fahrzeugen |
DE60122159T2 (de) | 2000-05-26 | 2007-07-05 | Automotive Systems Laboratory Inc., Farmington Hills | Besetzungssensor |
US6816077B1 (en) | 2001-03-02 | 2004-11-09 | Elesys North America Inc. | Multiple sensor vehicle occupant detection for air bag deployment control |
US7436299B2 (en) | 2001-03-02 | 2008-10-14 | Elesys North America Inc. | Vehicle occupant detection using relative impedance measurements |
AU2002353332A1 (en) * | 2001-12-13 | 2003-06-23 | Intelligent Mechatronic Systems, Inc. | Occupant presence detection device |
US20030122553A1 (en) * | 2001-12-31 | 2003-07-03 | Trn Business Trust | Admittance sensor for mass detection |
US7065438B2 (en) * | 2002-04-26 | 2006-06-20 | Elesys North America, Inc. | Judgment lock for occupant detection air bag control |
JP4076920B2 (ja) * | 2002-08-02 | 2008-04-16 | 株式会社ホンダエレシス | 乗員判別装置及び乗員判別方法 |
-
2006
- 2006-07-10 JP JP2006189535A patent/JP4539614B2/ja not_active Expired - Fee Related
-
2007
- 2007-01-30 DE DE102007004593A patent/DE102007004593B4/de not_active Expired - Fee Related
- 2007-02-06 US US11/703,049 patent/US7701338B2/en not_active Expired - Fee Related
- 2007-02-07 FR FR0700879A patent/FR2897032B1/fr not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000075043A (ja) * | 1998-08-31 | 2000-03-14 | Nec Corp | 乗員検知システム |
JP2002544527A (ja) * | 1999-05-13 | 2002-12-24 | ハネウェル・インコーポレーテッド | 温度、ノイズ、及びワイヤ長に鈍感な近接センサ方法及び装置 |
JP2006027591A (ja) * | 2004-06-14 | 2006-02-02 | Denso Corp | 静電容量式センサおよび乗員検知システム |
JP2006281990A (ja) * | 2005-03-31 | 2006-10-19 | Denso Corp | 乗員検知システム |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008111809A (ja) * | 2006-10-31 | 2008-05-15 | Denso Corp | 静電容量式乗員検知センサ |
JP4609731B2 (ja) * | 2006-10-31 | 2011-01-12 | 株式会社デンソー | 静電容量式乗員検知センサ |
US8078362B2 (en) | 2007-12-20 | 2011-12-13 | Denso Corporation | Electrostatic seat occupant detection system |
JP2011189763A (ja) * | 2010-03-11 | 2011-09-29 | Toyota Boshoku Corp | ハイブリッド乗員検知システム |
US8519725B2 (en) | 2010-03-11 | 2013-08-27 | Toyota Boshoku Kabushiki Kaisha | Hybrid occupant detection system |
JP2014182111A (ja) * | 2013-03-21 | 2014-09-29 | Denso Corp | 静電容量式乗員検知センサ |
Also Published As
Publication number | Publication date |
---|---|
US20070182553A1 (en) | 2007-08-09 |
FR2897032A1 (fr) | 2007-08-10 |
DE102007004593A1 (de) | 2007-08-16 |
DE102007004593B4 (de) | 2009-04-02 |
US7701338B2 (en) | 2010-04-20 |
JP4539614B2 (ja) | 2010-09-08 |
FR2897032B1 (fr) | 2013-01-11 |
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