JP4182131B2 - 覚醒度判定装置及び覚醒度判定方法 - Google Patents
覚醒度判定装置及び覚醒度判定方法 Download PDFInfo
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- JP4182131B2 JP4182131B2 JP2007063855A JP2007063855A JP4182131B2 JP 4182131 B2 JP4182131 B2 JP 4182131B2 JP 2007063855 A JP2007063855 A JP 2007063855A JP 2007063855 A JP2007063855 A JP 2007063855A JP 4182131 B2 JP4182131 B2 JP 4182131B2
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-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/167—Driving aids for lane monitoring, lane changing, e.g. blind spot detection
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/06—Alarms for ensuring the safety of persons indicating a condition of sleep, e.g. anti-dozing alarms
Description
G(Dn)={Fd(Dn)×Wd(Dn)+Fu(Dn)×Wu(Dn)+Fe(Dn)×We(Dn)+Fs(Dn)×Ws(Dn)}/{Wd(Dn)+Wu(Dn)+We(Dn)+Ws(Dn)} ・・・(1)
Rxy=Sxy/sqrt(SxSy)=Σ{(xi−x)(yi−y)}/sqrt{Σ(xi−x)2Σ(yi−y)2} ・・・(2)
ただし、sqrtは、square rootである。
Claims (2)
- 車両のふらつき状態を検知するふらつき検知手段と、
車両ふらつきの発生要因を特定する要因特定手段と、
前記ふらつき検知手段により検知された前記車両のふらつき状態に基づいて、該車両を運転する運転者の覚醒度を判定する覚醒度判定手段と、を備え、
前記覚醒度判定手段は、前記運転者の覚醒度を判定する際に、前記要因特定手段により特定された前記車両ふらつきの発生要因毎に設定されている重み付けを乗算して得られる演算結果に基づいて、前記運転者の覚醒度を判定し、
前記要因特定手段は、前記車両ふらつきの発生要因を、前記運転者の運転操作以外の動作に起因する動作要因、前記運転者の運転操作に起因する運転要因、前記車両が走行している環境に起因する環境要因、及び、前記動作要因、前記運転要因、前記環境要因のいずれにも該当しない不特定要因のいずれかに特定することを特徴とする覚醒度判定装置。 - 車両のふらつき状態を検知するふらつき検知ステップと、
車両ふらつきの発生要因を特定する要因特定ステップと、
前記ふらつき検知ステップにおいて検知された前記車両のふらつき状態に基づいて、該車両を運転する運転者の覚醒度を判定する覚醒度判定ステップと、を備え、
前記覚醒度判定ステップでは、前記運転者の覚醒度を判定する際に、前記要因特定ステップで特定された前記車両ふらつきの発生要因毎に設定されている重み付けを乗算して得られる演算結果に基づいて、前記運転者の覚醒度を判定し、
前記要因特定ステップでは、前記車両ふらつきの発生要因を、前記運転者の運転操作以外の動作に起因する動作要因、前記運転者の運転操作に起因する運転要因、前記車両が走行している環境に起因する環境要因、及び、前記動作要因、前記運転要因、前記環境要因のいずれにも該当しない不特定要因のいずれかに特定することを特徴とする覚醒度判定方法。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007063855A JP4182131B2 (ja) | 2007-03-13 | 2007-03-13 | 覚醒度判定装置及び覚醒度判定方法 |
PCT/JP2008/055159 WO2008114839A1 (ja) | 2007-03-13 | 2008-03-13 | 覚醒度判定装置及び覚醒度判定方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007063855A JP4182131B2 (ja) | 2007-03-13 | 2007-03-13 | 覚醒度判定装置及び覚醒度判定方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008225899A JP2008225899A (ja) | 2008-09-25 |
JP4182131B2 true JP4182131B2 (ja) | 2008-11-19 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2007063855A Expired - Fee Related JP4182131B2 (ja) | 2007-03-13 | 2007-03-13 | 覚醒度判定装置及び覚醒度判定方法 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP4182131B2 (ja) |
WO (1) | WO2008114839A1 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8698639B2 (en) | 2011-02-18 | 2014-04-15 | Honda Motor Co., Ltd. | System and method for responding to driver behavior |
US9292471B2 (en) | 2011-02-18 | 2016-03-22 | Honda Motor Co., Ltd. | Coordinated vehicle response system and method for driver behavior |
EP2564765B1 (en) * | 2011-09-02 | 2017-12-13 | Volvo Car Corporation | System and method for improving a performance estimation of an operator of a vehicle |
WO2013175594A1 (ja) * | 2012-05-23 | 2013-11-28 | トヨタ自動車株式会社 | ドライバ状態判定装置及びドライバ状態判定方法 |
JP5861584B2 (ja) * | 2012-07-17 | 2016-02-16 | トヨタ自動車株式会社 | ふらつき判定装置 |
CN104488009B (zh) | 2012-07-26 | 2016-09-28 | 丰田自动车株式会社 | 摇晃判定装置及摇晃判定方法 |
US9751534B2 (en) | 2013-03-15 | 2017-09-05 | Honda Motor Co., Ltd. | System and method for responding to driver state |
CN106361270B (zh) * | 2015-07-22 | 2021-05-07 | 松下电器(美国)知识产权公司 | 清醒度预测方法和清醒度预测装置 |
CN105788174A (zh) * | 2016-05-04 | 2016-07-20 | 成都贝森伟任科技有限责任公司 | 预防疲劳驾驶的车辆防撞终端 |
JP7108885B2 (ja) * | 2017-05-30 | 2022-07-29 | パナソニックIpマネジメント株式会社 | 覚醒誘導制御装置、および、覚醒誘導システム |
JP6662352B2 (ja) * | 2017-07-07 | 2020-03-11 | マツダ株式会社 | 居眠り運転警報装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0939601A (ja) * | 1995-08-04 | 1997-02-10 | Mitsubishi Motors Corp | 居眠り運転警報装置 |
JP3292035B2 (ja) * | 1996-04-12 | 2002-06-17 | 三菱自動車工業株式会社 | 覚醒度推定装置 |
JP2000203302A (ja) * | 1999-01-11 | 2000-07-25 | Isuzu Motors Ltd | 車両の危険運転判定装置 |
JP4318342B2 (ja) * | 1999-04-01 | 2009-08-19 | いすゞ自動車株式会社 | 車両の危険運転判定装置 |
AU2003211065A1 (en) * | 2002-02-19 | 2003-09-09 | Volvo Technology Corporation | System and method for monitoring and managing driver attention loads |
JP3997142B2 (ja) * | 2002-10-23 | 2007-10-24 | 富士重工業株式会社 | 車両用の覚醒度推定装置および覚醒度推定方法 |
JP4366145B2 (ja) * | 2003-08-26 | 2009-11-18 | 富士重工業株式会社 | 運転者の覚醒度推定装置及び覚醒度推定方法 |
JP4237686B2 (ja) * | 2004-09-03 | 2009-03-11 | 富士重工業株式会社 | 車両用運転支援装置 |
-
2007
- 2007-03-13 JP JP2007063855A patent/JP4182131B2/ja not_active Expired - Fee Related
-
2008
- 2008-03-13 WO PCT/JP2008/055159 patent/WO2008114839A1/ja active Application Filing
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Publication number | Publication date |
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JP2008225899A (ja) | 2008-09-25 |
WO2008114839A1 (ja) | 2008-09-25 |
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