JP6294928B1 - 車両の走行制御装置 - Google Patents
車両の走行制御装置Info
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- JP6294928B1 JP6294928B1 JP2016185540A JP2016185540A JP6294928B1 JP 6294928 B1 JP6294928 B1 JP 6294928B1 JP 2016185540 A JP2016185540 A JP 2016185540A JP 2016185540 A JP2016185540 A JP 2016185540A JP 6294928 B1 JP6294928 B1 JP 6294928B1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D6/00—Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits
- B62D6/002—Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits computing target steering angles for front or rear wheels
- B62D6/003—Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits computing target steering angles for front or rear wheels in order to control vehicle yaw movement, i.e. around a vertical axis
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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
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/20—Conjoint control of vehicle sub-units of different type or different function including control of steering systems
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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
- 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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- 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
- 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
- B60W30/10—Path keeping
- B60W30/12—Lane keeping
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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
- 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
- B60W30/18163—Lane change; Overtaking manoeuvres
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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
- 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
- B60W40/06—Road conditions
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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
- B60W60/00—Drive control systems specially adapted for autonomous road vehicles
- B60W60/001—Planning or execution of driving tasks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D15/00—Steering not otherwise provided for
- B62D15/02—Steering position indicators ; Steering position determination; Steering aids
- B62D15/025—Active steering aids, e.g. helping the driver by actively influencing the steering system after environment evaluation
- B62D15/0255—Automatic changing of lane, e.g. for passing another vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D6/00—Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits
- B62D6/001—Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits the torque NOT being among the input parameters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D6/00—Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits
- B62D6/002—Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits computing target steering angles for front or rear wheels
- B62D6/006—Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits computing target steering angles for front or rear wheels using a measured or estimated road friction coefficient
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
- G06F17/11—Complex mathematical operations for solving equations, e.g. nonlinear equations, general mathematical optimization problems
- G06F17/12—Simultaneous equations, e.g. systems of linear equations
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/56—Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/56—Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
- G06V20/588—Recognition of the road, e.g. of lane markings; Recognition of the vehicle driving pattern in relation to the road
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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
- B60W10/00—Conjoint control of vehicle sub-units of different type or different function
- B60W10/18—Conjoint control of vehicle sub-units of different type or different function including control of braking systems
-
- 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
- B60W2420/00—Indexing codes relating to the type of sensors based on the principle of their operation
- B60W2420/40—Photo, light or radio wave sensitive means, e.g. infrared sensors
- B60W2420/403—Image sensing, e.g. optical camera
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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
-
- 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
- B60W2552/10—Number of lanes
-
- 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
- B60W2552/35—Road bumpiness, e.g. potholes
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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
- B60W2552/53—Road markings, e.g. lane marker or crosswalk
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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
- B60W2555/60—Traffic rules, e.g. speed limits or right of way
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Automation & Control Theory (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Pure & Applied Mathematics (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Data Mining & Analysis (AREA)
- Multimedia (AREA)
- Algebra (AREA)
- Software Systems (AREA)
- General Engineering & Computer Science (AREA)
- Databases & Information Systems (AREA)
- Operations Research (AREA)
- Human Computer Interaction (AREA)
- Traffic Control Systems (AREA)
- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
- Steering Control In Accordance With Driving Conditions (AREA)
Abstract
Description
Δx=V・Δt・sinθ …(1)
Δz=V・Δt・cosθ …(2)
Xpre=(Xold-Δx)・cosθ−(Zold-Δz)・sinθ …(3)
Zpre=(Xold-Δx)・sinθ+(Zold-Δz)・cosθ …(4)
X=A・Z2+B・Z+C …(5)
X=H・Z/L−H・sin(2πZ/L)/2π …(6)
X=D・Z2+E・Z+F …(7)
経路パラメータLを短くすることで、車線変更を短い区間で実施することができる一方、経路パラメータLを長くすると、車線変更を長い距離で実施することになる。従って、路面模様に干渉すると判断された場合には、経路パラメータLを長くして長い区間をかけて車線変更することにより、路面模様との干渉を回避することが可能となる。
経路パラメータHを短くすることで、車線変更の横移動幅を小さくすることができる。例えば、隣車線の外側ギリギリまで雪壁が迫ってきているようなシーンにおいて、経路パラメータHを小さくすることにより、ドライバに恐怖感を与えない範囲までの操舵制御で車線変更が可能になる。
Z=L・f/(d・wi) …(8−1)
Y=Z・wj・(j−jv)/f+CAHM …(8−2)
但し、wi :画素ピッチ(水平方向)
wj :画素ピッチ(垂直方向)
jv :光軸位置(自車両正面の無限遠点のj座標)
CAHM:原点からカメラ中心(レンズ中心)までの高さ
Y=Ha・Z+Hb …(9)
Ai=A+D …(10)
Bi=B+E …(11)
Ci=C+F …(12)
αref=Gff・Ai+Gy・θy+Gf・δ…(13)
ここで、Gff:目標経路の曲率成分Aに対するフィードフォワードゲイン
Gy :目標経路と自車両との相対ヨー角θyに対するフィードバックゲイン
Gf :現在の操舵角で進行したときの自車両と目標経路との横位置の偏差δに対するフィードバックゲイン
20 外部環境認識装置
100 走行制御装置
101 目標経路生成部
102 車線変更経路設定部
102a 経路生成部
102b 経路修正部
103 路面模様検出部
104 車線変更許可判断部
105 経路移行部
106 制御部
Claims (3)
- 自車両が隣車線に移動する車線変更を制御する車両の走行制御装置であって、
自車両の現在の目標経路から前記隣車線に進入する経路となる車線変更経路を、車線変更にかける区間の経路パラメータと車線変更の横移動量の経路パラメータとに基づいて設定し、設定した車線変更経路を、車線変更先の路面に対する判断結果に基づく修正指示によって修正する車線変更経路設定部と、
自車両が車線変更する車線変更先の路面の凹凸部によって形成される路面模様を検出する路面模様検出部と、
前記車線変更経路上で自車両が前記路面模様と干渉するか否かを判断し、自車両が前記路面模様と干渉しないと判断した場合、前記車線変更経路を介した車線変更を許可し、自車両が前記路面模様と干渉すると判断した場合には、前記車線変更経路の修正を前記車線変更経路設定部に指示する車線変更許可判断部と
を備え、
前記車線変更許可判断部は、自車両が前記路面模様と干渉すると判断した場合、前記区間の経路パラメータの修正を指示し、前記区間の修正可能限界まで修正しても前記路面模様と干渉すると判断される場合、前記区間の経路パラメータを初期値に戻して前記横移動量の経路パラメータの修正を指示し、前記横移動量の修正可能限界まで修正しても前記路面模様と干渉すると判断される場合には、車線変更を禁止若しくはキャンセルすることを特徴とする車両の走行制御装置。 - 前記路面模様検出部は、車線の路面高さに対して鉛直方向に閾値以上の高さ若しくは路面高さに対して閾値以下の低さを有し、画像上にテクスチャが存在する領域を、前記路面模様として検出することを特徴とする請求項1に記載の車両の走行制御装置。
- 前記車線変更経路を経路モデルによって点列に展開し、展開した点列を2次関数で近似することにより、前記車線変更経路の経路成分を求めることを特徴とする請求項1又は2に記載の車両の走行制御装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016185540A JP6294928B1 (ja) | 2016-09-23 | 2016-09-23 | 車両の走行制御装置 |
US15/672,920 US10179605B2 (en) | 2016-09-23 | 2017-08-09 | Vehicle traveling control apparatus |
CN201710680069.7A CN107867291B (zh) | 2016-09-23 | 2017-08-10 | 车辆的行驶控制装置 |
DE102017119013.9A DE102017119013A1 (de) | 2016-09-23 | 2017-08-21 | Fahrzeugfahrsteuervorrichtung |
Applications Claiming Priority (1)
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JP2016185540A JP6294928B1 (ja) | 2016-09-23 | 2016-09-23 | 車両の走行制御装置 |
Publications (2)
Publication Number | Publication Date |
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JP6294928B1 true JP6294928B1 (ja) | 2018-03-14 |
JP2018047836A JP2018047836A (ja) | 2018-03-29 |
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US (1) | US10179605B2 (ja) |
JP (1) | JP6294928B1 (ja) |
CN (1) | CN107867291B (ja) |
DE (1) | DE102017119013A1 (ja) |
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CN111615618A (zh) * | 2018-12-26 | 2020-09-01 | 百度时代网络技术(北京)有限公司 | 用于自动驾驶车辆的高速规划的基于多项式拟合的参考线平滑方法 |
CN111615618B (zh) * | 2018-12-26 | 2023-08-29 | 百度时代网络技术(北京)有限公司 | 用于自动驾驶车辆的高速规划的基于多项式拟合的参考线平滑方法 |
JP7456725B2 (ja) | 2019-03-08 | 2024-03-27 | 株式会社トプコン | 細隙灯顕微鏡 |
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CN107867291A (zh) | 2018-04-03 |
DE102017119013A1 (de) | 2018-03-29 |
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