JP7613964B2 - 運転支援装置及び方法、並びに、コンピュータプログラム - Google Patents
運転支援装置及び方法、並びに、コンピュータプログラム Download PDFInfo
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- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/02—Control of vehicle driving stability
- B60W30/045—Improving turning performance
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- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/14—Adaptive cruise control
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- B60W30/14—Adaptive cruise control
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- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/02—Control of vehicle driving stability
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- B60W30/00—Purposes of road vehicle drive control systems not related to the control of a particular sub-unit, e.g. of systems using conjoint control of vehicle sub-units
- B60W30/18—Propelling the vehicle
- B60W30/18009—Propelling the vehicle related to particular drive situations
- B60W30/18145—Cornering
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- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/02—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to ambient conditions
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- B60W40/068—Road friction coefficient
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- B60W40/00—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models
- B60W40/10—Estimation or calculation of non-directly measurable driving parameters for road vehicle drive control systems not related to the control of a particular sub unit, e.g. by using mathematical models related to vehicle motion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
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- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/0098—Details of control systems ensuring comfort, safety or stability not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W2050/0001—Details of the control system
- B60W2050/0043—Signal treatments, identification of variables or parameters, parameter estimation or state estimation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
- B60W50/08—Interaction between the driver and the control system
- B60W50/14—Means for informing the driver, warning the driver or prompting a driver intervention
- B60W2050/143—Alarm means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2552/00—Input parameters relating to infrastructure
- B60W2552/30—Road curve radius
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2552/00—Input parameters relating to infrastructure
- B60W2552/40—Coefficient of friction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2554/00—Input parameters relating to objects
- B60W2554/80—Spatial relation or speed relative to objects
- B60W2554/802—Longitudinal distance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2554/00—Input parameters relating to objects
- B60W2554/80—Spatial relation or speed relative to objects
- B60W2554/804—Relative longitudinal speed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2555/00—Input parameters relating to exterior conditions, not covered by groups B60W2552/00, B60W2554/00
- B60W2555/20—Ambient conditions, e.g. wind or rain
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2720/00—Output or target parameters relating to overall vehicle dynamics
- B60W2720/10—Longitudinal speed
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
- B60W2720/00—Output or target parameters relating to overall vehicle dynamics
- B60W2720/10—Longitudinal speed
- B60W2720/106—Longitudinal acceleration
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Description
車両1が、追従型のACCにより、先行車両に追従して走行しているときに、先行車両が減速した場合、運転支援装置100は、車両1が先行車両に接近しすぎないように車両1を減速する。運転支援装置100による車両1の減速は、運転者の意思とは関係なく自動的に行われる。このため、運転支援装置100による車両1の減速に起因して、運転者が違和感を覚えないようにジャークが抑制される。
コンピュータプログラムに係る実施形態について図3を参照して説明する。図3は、実施形態に係るコンピュータの構成を示すブロック図である。
Claims (7)
- 自車両と、前記自車両の前方を走行している先行車両との相対関係に応じて、前記自車両の減速手段を用いて前記自車両を自動的に減速させる運転支援装置であって、
前記自車両を自動的に減速させるときに、前記自車両の減速度を、第1変化量又は前記第1変化量より大きい第2変化量で変化させる制御手段と、
前記減速手段による減速で前記自車両の挙動が不安定になることを推定する推定手段と、
を備え、
前記制御手段は、前記推定手段により、前記自車両の挙動が不安定になると推定された場合、前記自車両を自動的に減速させるときに、前記減速度を前記第1変化量で変化させ、
前記推定手段は、前記自車両の前方に、前記自車両に制動力が加わった場合に前記自車両の挙動が不安定になる曲率を有する所定のカーブが存在するか否かを判定し、
前記自車両の前方に、前記所定のカーブが存在する場合に、前記推定手段は、前記減速手段による減速で前記自車両の挙動が不安定になると推定する
ことを特徴とする運転支援装置。 - 前記推定手段は、前記自車両の運動状態を検出するセンサにより、前記自車両が、前記自車両に制動力が加わった場合に前記自車両の挙動が不安定になる所定の旋回状態にあるか否かを判定し、
前記自車両が前記所定の旋回状態にある場合に、前記推定手段は、前記減速手段による減速で前記自車両の挙動が不安定になると推定する
ことを特徴とする請求項1に記載の運転支援装置。 - 前記推定手段は、前記自車両が走行している道路の路面の摩擦係数が、前記自車両に制動力が加わった場合に前記自車両の挙動が不安定になる所定値以下であるか否かを判定し、
前記摩擦係数が前記所定値以下である場合に、前記推定手段は、前記減速手段による減速で前記自車両の挙動が不安定になると推定する
ことを特徴とする請求項1又は2に記載の運転支援装置。 - 自車両と、前記自車両の前方を走行している先行車両との相対関係に応じて、前記自車両の減速手段を用いて前記自車両を自動的に減速させ、前記自車両を自動的に減速させるときに、前記自車両の減速度を、第1変化量又は前記第1変化量より大きい第2変化量で変化させる運転支援装置における運転支援方法であって、
前記減速手段による減速で前記自車両の挙動が不安定になることを推定する推定工程と、
前記推定工程において、前記自車両の挙動が不安定になると推定された場合、前記自車両を自動的に減速させるときに、前記減速度を前記第1変化量で変化させる制御工程と、
を含み、
前記推定工程では、前記自車両の前方に、前記自車両に制動力が加わった場合に前記自車両の挙動が不安定になる曲率を有する所定のカーブが存在するか否かが判定され、
前記自車両の前方に、前記所定のカーブが存在する場合に、前記推定工程において、前記減速手段による減速で前記自車両の挙動が不安定になると推定される
ことを特徴とする運転支援方法。 - 前記推定工程では、前記自車両の運動状態を検出するセンサにより、前記自車両が、前記自車両に制動力が加わった場合に前記自車両の挙動が不安定になる所定の旋回状態にあるか否かが判定され、
前記自車両が前記所定の旋回状態にある場合に、前記推定工程において、前記減速手段による減速で前記自車両の挙動が不安定になると推定される
ことを特徴とする請求項4に記載の運転支援方法。 - 前記推定工程では、前記自車両が走行している道路の路面の摩擦係数が、前記自車両に制動力が加わった場合に前記自車両の挙動が不安定になる所定値以下であるか否か、が判定され、
前記摩擦係数が前記所定値以下である場合に、前記推定工程において、前記減速手段による減速で前記自車両の挙動が不安定になると推定される
ことを特徴とする請求項4又は5に記載の運転支援方法。 - 自車両と、前記自車両の前方を走行している先行車両との相対関係に応じて、前記自車両の減速手段を用いて前記自車両を自動的に減速させる運転支援装置のコンピュータを、
前記自車両を自動的に減速させるときに、前記自車両の減速度を、第1変化量又は前記第1変化量より大きい第2変化量で変化させる制御手段と、
前記減速手段による減速で前記自車両の挙動が不安定になることを推定する推定手段と、
として機能させ、
前記制御手段は、前記推定手段により、前記自車両の挙動が不安定になると推定される場合、前記自車両を自動的に減速させるときに、前記減速度を前記第1変化量で変化させ、
前記推定手段は、前記自車両の前方に、前記自車両に制動力が加わった場合に前記自車両の挙動が不安定になる曲率を有する所定のカーブが存在するか否かを判定し、
前記自車両の前方に、前記所定のカーブが存在する場合に、前記推定手段は、前記減速手段による減速で前記自車両の挙動が不安定になると推定する
ことを特徴とするコンピュータプログラム。
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| JP2021045825A JP7613964B2 (ja) | 2021-03-19 | 2021-03-19 | 運転支援装置及び方法、並びに、コンピュータプログラム |
| CN202210262216.XA CN115158313B (zh) | 2021-03-19 | 2022-03-16 | 驾驶员辅助装置、驾驶员辅助方法和存储程序的非暂态性计算机可读存储介质 |
| US17/696,275 US12005887B2 (en) | 2021-03-19 | 2022-03-16 | Driver assistance device, driver assistance method, and non-transitory computer-readable storage medium storing program |
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| US20200156602A1 (en) | 2017-05-20 | 2020-05-21 | Wabco Gmbh | Method for estimating the achievable total braking forces for the automated deceleration of a utility vehicle, braking system and utility vehicle having said braking system |
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| JPH05310110A (ja) * | 1992-05-08 | 1993-11-22 | Mazda Motor Corp | 車両の自動制動装置 |
| JP4254586B2 (ja) * | 2004-03-15 | 2009-04-15 | 日産自動車株式会社 | 減速制御装置 |
| JP4568302B2 (ja) * | 2007-05-18 | 2010-10-27 | 株式会社日立製作所 | 加加速度情報を用いた車両の前後加速度制御装置 |
| JP5556523B2 (ja) * | 2010-09-13 | 2014-07-23 | トヨタ自動車株式会社 | 車両の制御装置 |
| EP2712780B1 (en) * | 2012-09-28 | 2018-04-04 | Hitachi, Ltd. | Method and apparatus for performing driving assistance |
| JP5929885B2 (ja) * | 2013-12-20 | 2016-06-08 | 株式会社デンソー | 車間制御装置 |
| JP6429202B2 (ja) * | 2016-02-10 | 2018-11-28 | 本田技研工業株式会社 | 車両、車両制御装置、車両制御方法、および車両制御プログラム |
| JP6658692B2 (ja) * | 2017-07-31 | 2020-03-04 | トヨタ自動車株式会社 | 走行支援装置 |
| KR20190062154A (ko) * | 2017-11-28 | 2019-06-05 | 한국전자통신연구원 | 자율주행 차량의 안전 주행을 위한 제어 장치 |
| JP2019119266A (ja) * | 2017-12-28 | 2019-07-22 | 本田技研工業株式会社 | 車両制御システム、車両制御方法、およびプログラム |
| IT201800010456A1 (it) * | 2018-11-20 | 2020-05-20 | Fiat Ricerche | Controllo elettronico preventivo della stabilita' di guida di un autoveicolo |
| JP7165109B2 (ja) * | 2019-09-09 | 2022-11-02 | 本田技研工業株式会社 | 車両制御装置、車両制御方法、およびプログラム |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20200156602A1 (en) | 2017-05-20 | 2020-05-21 | Wabco Gmbh | Method for estimating the achievable total braking forces for the automated deceleration of a utility vehicle, braking system and utility vehicle having said braking system |
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| JP2022144698A (ja) | 2022-10-03 |
| US12005887B2 (en) | 2024-06-11 |
| US20220297671A1 (en) | 2022-09-22 |
| CN115158313B (zh) | 2025-09-30 |
| CN115158313A (zh) | 2022-10-11 |
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