JP5694294B2 - 車両用電子安定プログラムのための、レーザダイオードをベースにした自己混合センサ - Google Patents
車両用電子安定プログラムのための、レーザダイオードをベースにした自己混合センサ Download PDFInfo
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- JP5694294B2 JP5694294B2 JP2012507861A JP2012507861A JP5694294B2 JP 5694294 B2 JP5694294 B2 JP 5694294B2 JP 2012507861 A JP2012507861 A JP 2012507861A JP 2012507861 A JP2012507861 A JP 2012507861A JP 5694294 B2 JP5694294 B2 JP 5694294B2
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/50—Systems of measurement based on relative movement of target
- G01S17/58—Velocity or trajectory determination systems; Sense-of-movement determination 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
- 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
- B60W40/072—Curvature of 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
- 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
- B60W40/076—Slope angle of 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
- 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
-
- 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
- B60W40/10—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
- B60W40/101—Side slip angle of tyre
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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
- B60W40/10—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
- B60W40/11—Pitch movement
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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
- B60W40/10—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
- B60W40/112—Roll movement
-
- 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
- B60W40/10—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
- B60W40/114—Yaw movement
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
- G01P3/36—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light
- G01P3/366—Devices characterised by the use of optical means, e.g. using infrared, visible, or ultraviolet light by using diffraction of light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/42—Simultaneous measurement of distance and other co-ordinates
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
- G01S17/06—Systems determining position data of a target
- G01S17/46—Indirect determination of position data
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
- G01S17/87—Combinations of systems using electromagnetic waves other than radio waves
- G01S17/875—Combinations of systems using electromagnetic waves other than radio waves for determining attitude
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Mathematical Physics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Remote Sensing (AREA)
- Radar, Positioning & Navigation (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Optical Radar Systems And Details Thereof (AREA)
- Regulating Braking Force (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
Description
− レーザ光が路面に斜めの角度で当たるように車両上の第1位置に取り付けられる少なくとも1つのレーザダイオードを備える第1レーザ装置と、
− レーザ光が前記路面に斜めの角度で当たるように車両上の第2位置に取り付けられる少なくとも1つのレーザダイオードを備える第2レーザ装置とを有する光学センサ装置であって、前記第1位置と、前記第2位置とが、前記路面に沿って横方向に間隔をおいて配置される光学センサ装置が、提供される。前記光学センサ装置は、
− 前記レーザダイオードのレーザ強度の自己混合振動を検出するための少なくとも1つの検出器と、
− 前記レーザダイオードの各々の前記自己混合レーザ強度振動から前進速度、横方向速度及び/又は垂直速度を計算し、
− 車体サイドスリップ角、
− タイヤスリップ角
− 前記車両のヨーレート、
− 前記車両のピッチ又はロールレート、
− 旋回半径、
− オーバーステア又はアンダーステア状態といったパラメータのうちの少なくとも1つを決定するためのデータ処理装置とを更に有する。
a)アンダーステアは、(14)dΨ/dt<dΨA/dt、R>RA且つαf>αrという条件が満たされる場合に、検出され、
b)オーバーステアは、(15)dΨ/dt>dΨA/dt、R<RA且つαf<αrという条件が満たされる場合に、検出されるという条件に従って、電子安定システムによって検出される。
Claims (13)
- 車両の動的状態を決定するための光学センサ装置であり、
レーザ光が路面に斜めの角度で当たるように車両上の第1位置に取り付けられる少なくとも1つのレーザダイオードを備える第1レーザ装置と、
レーザ光が前記路面に斜めの角度で当たるように車両上の第2位置に取り付けられる少なくとも1つのレーザダイオードを備える第2レーザ装置とを有する光学センサ装置であって、前記第1位置と、前記第2位置とが、前記路面に沿って横方向に間隔をおいて配置され、前記光学センサ装置が、
前記レーザダイオードのレーザ強度の自己混合振動を検出するための少なくとも1つの検出器と、
前記レーザダイオードの各々の前記自己混合レーザ強度振動から前進速度、横方向速度及び/又は垂直速度を計算し、
車体サイドスリップ角、
タイヤスリップ角
前記車両のヨーレート、
前記車両のピッチ又はロールレート、
旋回半径、
オーバーステア又はアンダーステア状態といったパラメータのうちの少なくとも1つを決定するためのデータ処理装置とを更に有し、
前記レーザ装置のうちの1つが、レーザビームの向きが、前輪進行方向に結合されるように、前輪懸架装置に取り付けられる、
光学センサ装置。 - 各レーザ装置が、少なくとも2つのレーザダイオードを有し、前記レーザダイオードのビームが、前記レーザ装置から、異なる方位角の下で放射され、駆動方向に沿った方向の成分及び前記駆動方向に対して垂直な成分を持ち、それによって、前記データ処理装置が、前記レーザ装置の各々のために前記前進速度、横方向速度及び/又は垂直速度を計算するようセットアップされる請求項1に記載の光学センサ装置。
- 前記車両の前進方向に沿って間隔をおいて配置される2つ又は3つのレーザ装置を有する請求項1に記載の光学センサ装置。
- 前記データ処理装置が、前記レーザ装置の各々のために前記前進速度、横方向速度及び/又は垂直速度を計算し、式
- 前記データ処理装置が、前記車両の横方向速度、サイドスリップ角及びヨーレートから前輪スリップ角又は後輪スリップ角を決定する請求項1に記載の光学センサ装置。
- 前記データ処理装置が、前記ヨーレート及び前記サイドスリップ角の変化率の和と、長手方向速度又は前進速度の積を計算することによって、前記車両の重心における横方向加速度を決定する請求項1に記載の光学センサ装置。
- 前記データ処理装置が、前記車両のヨーレート及びその前進速度から前記車両の旋回半径を決定する請求項1に記載の光学センサ装置。
- 請求項1に記載の光学センサ装置を有する、車両用電子安定システム。
- 前記データ処理装置が、オーバーステア又はアンダーステアの大きさを、しきい値と比較し、前記電子安定システムが、前記大きさの前記しきい値との比較に基づいてブレーキ又はトルク介入を引き起こす制御装置を有する請求項11に記載の車両用電子安定システム。
- 前記データ処理装置が、前記車両の実際のヨーレートを、ニュートラルなステアリングのヨーレートと比較し、前記車両の実際の旋回半径を、アッカーマン旋回半径と比較し、前輪スリップ角を、後輪スリップ角と比較し、
前記データ処理装置は、前記車両の実際のヨーレートが、前記ニュートラルなステアリングのヨーレートより小さく、前記車両の実際の旋回半径が、前記アッカーマン旋回半径より大きく、且つ前記前輪スリップ角が、前記後輪スリップ角より大きい場合に、アンダーステア状態を検出し、
前記データ処理装置は、前記車両の実際のヨーレートが、前記ニュートラルなステアリングのヨーレートより大きく、前記車両の実際の旋回半径が、前記アッカーマン旋回半径より小さく、且つ前記前輪スリップ角が、前記後輪スリップ角より小さい場合に、オーバーステア状態を検出する請求項11乃至12のいずれか一項に記載の車両用電子安定システム。
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Application Number | Priority Date | Filing Date | Title |
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EP09159067 | 2009-04-29 | ||
EP09159067.9 | 2009-04-29 | ||
PCT/IB2010/051763 WO2010125501A1 (en) | 2009-04-29 | 2010-04-22 | Laser diode based self-mixing sensor for a vehicle electronic stability program |
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JP2012525581A JP2012525581A (ja) | 2012-10-22 |
JP5694294B2 true JP5694294B2 (ja) | 2015-04-01 |
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JP2012507861A Expired - Fee Related JP5694294B2 (ja) | 2009-04-29 | 2010-04-22 | 車両用電子安定プログラムのための、レーザダイオードをベースにした自己混合センサ |
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US (1) | US8725310B2 (ja) |
EP (1) | EP2425274B1 (ja) |
JP (1) | JP5694294B2 (ja) |
KR (1) | KR101686646B1 (ja) |
CN (1) | CN102414576B (ja) |
WO (1) | WO2010125501A1 (ja) |
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DE102005004894A1 (de) * | 2005-02-03 | 2006-08-17 | Robert Bosch Gmbh | Auslöseverfahren zur Aktivierung einer Lateralgeschwindigkeitsschätzung für Insassenschutzvorrichtungen |
DE102006022393A1 (de) * | 2006-05-12 | 2007-11-15 | Robert Bosch Gmbh | Verfahren zum Erkennen des Übersteuerns eines Fahrzeugs |
US7970512B2 (en) * | 2006-08-30 | 2011-06-28 | Ford Global Technologies | Integrated control system for stability control of yaw, roll and lateral motion of a driving vehicle using an integrated sensing system with pitch information |
DE102008038642A1 (de) * | 2007-08-16 | 2009-02-19 | Continental Teves Ag & Co. Ohg | System und Verfahren zum Stabilisieren eines Kraftfahrzeugs |
DE102008038615A1 (de) * | 2007-09-18 | 2009-03-19 | Continental Teves Ag & Co. Ohg | Sensoreinrichtung und Verfahren zum Erfassen der Bewegung eines Fahrzeugs |
-
2010
- 2010-04-22 CN CN201080019175.7A patent/CN102414576B/zh not_active Expired - Fee Related
- 2010-04-22 EP EP10717833.7A patent/EP2425274B1/en not_active Not-in-force
- 2010-04-22 WO PCT/IB2010/051763 patent/WO2010125501A1/en active Application Filing
- 2010-04-22 JP JP2012507861A patent/JP5694294B2/ja not_active Expired - Fee Related
- 2010-04-22 US US13/318,159 patent/US8725310B2/en active Active
- 2010-04-22 KR KR1020117028314A patent/KR101686646B1/ko active IP Right Grant
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EP2425274A1 (en) | 2012-03-07 |
CN102414576A (zh) | 2012-04-11 |
KR20120008530A (ko) | 2012-01-30 |
WO2010125501A1 (en) | 2010-11-04 |
JP2012525581A (ja) | 2012-10-22 |
EP2425274B1 (en) | 2017-10-18 |
CN102414576B (zh) | 2015-01-28 |
KR101686646B1 (ko) | 2016-12-28 |
US8725310B2 (en) | 2014-05-13 |
US20120053756A1 (en) | 2012-03-01 |
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