FR2777515A1 - Adaptive control of speed of motor vehicle in traffic - Google Patents
Adaptive control of speed of motor vehicle in traffic Download PDFInfo
- Publication number
- FR2777515A1 FR2777515A1 FR9804976A FR9804976A FR2777515A1 FR 2777515 A1 FR2777515 A1 FR 2777515A1 FR 9804976 A FR9804976 A FR 9804976A FR 9804976 A FR9804976 A FR 9804976A FR 2777515 A1 FR2777515 A1 FR 2777515A1
- Authority
- FR
- France
- Prior art keywords
- vehicle
- analysis
- take
- analysis means
- control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000003044 adaptive effect Effects 0.000 title claims abstract description 8
- 238000012544 monitoring process Methods 0.000 claims description 2
- 230000011664 signaling Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims 3
- 230000009089 cytolysis Effects 0.000 claims 1
- 230000004913 activation Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 206010052428 Wound Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000013479 data entry Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
-
- 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
- B60W30/14—Adaptive cruise control
- B60W30/16—Control of distance between vehicles, e.g. keeping a distance to preceding vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K31/00—Vehicle fittings, acting on a single sub-unit only, for automatically controlling vehicle speed, i.e. preventing speed from exceeding an arbitrarily established velocity or maintaining speed at a particular velocity, as selected by the vehicle operator
- B60K31/0008—Vehicle fittings, acting on a single sub-unit only, for automatically controlling vehicle speed, i.e. preventing speed from exceeding an arbitrarily established velocity or maintaining speed at a particular velocity, as selected by the vehicle operator including means for detecting potential obstacles in vehicle path
-
- 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
- B60W2530/00—Input parameters relating to vehicle conditions or values, not covered by groups B60W2510/00 or B60W2520/00
- B60W2530/10—Weight
-
- 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
- B60W2540/00—Input parameters relating to occupants
- B60W2540/20—Direction indicator values
-
- 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
- B60W2552/20—Road profile, i.e. the change in elevation or curvature of a plurality of continuous road segments
-
- 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
-
- 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
- B60W2556/00—Input parameters relating to data
- B60W2556/45—External transmission of data to or from the vehicle
- B60W2556/50—External transmission of data to or from the vehicle of positioning data, e.g. GPS [Global Positioning System] data
-
- 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
- B60W2754/00—Output or target parameters relating to objects
- B60W2754/10—Spatial relation or speed relative to objects
- B60W2754/30—Longitudinal distance
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/166—Anti-collision systems for active traffic, e.g. moving vehicles, pedestrians, bikes
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Automation & Control Theory (AREA)
- Control Of Driving Devices And Active Controlling Of Vehicle (AREA)
Abstract
Description
La présente invention concerne un système de con-The present invention relates to a connection system
trôle d'allure adaptatif pour véhicule automobile. adaptive pace for motor vehicle.
On connaît déjà dans l'état de la technique, des systèmes de contrôle d'allure de véhicule automobile qui comportent des moyens permettant d'asservir la vitesse du Are already known in the prior art, motor vehicle speed control systems which include means for controlling the speed of the
véhicule sur la base d'une consigne introduite dans le sys- vehicle on the basis of a deposit entered in the system
tème par le conducteur.teme by the driver.
Cependant, ces systèmes présentent un certain nombre However, these systems have a number of
d'inconvénients, car ils ne tiennent pas compte de l'envi- disadvantages because they do not take into account the envi-
ronnement dans lequel évolue le véhicule piloté, c'est-à- reason in which the driven vehicle is moving, that is
dire principalement des autres véhicules circulant dans la mainly say other vehicles circulating in the
même direction que le véhicule piloté. same direction as the vehicle being driven.
On a alors développé dans l'état de la technique, We then developed in the state of the art,
des systèmes de contrôle d'allure adaptatifs qui sont capa- adaptive pace control systems that are capable of
bles de détecter la présence d'autres véhicules dans l'envi- to detect the presence of other vehicles in the environment
ronnement du véhicule piloté et de modifier si nécessaire, la vitesse du véhicule piloté pour respecter une distance dite de sécurité par rapport à un véhicule cible qui précède raisonement of the piloted vehicle and to modify if necessary, the speed of the piloted vehicle to respect a so-called safety distance with respect to a preceding target vehicle
le véhicule piloté.the driven vehicle.
Cette distance de sécurité correspond en fait à un This safety distance actually corresponds to a
temps de suivi.follow-up time.
Cependant, on conçoit que même ces systèmes de con- However, it is understandable that even these systems of con-
trôle d'allure adaptatifs présentent encore un certain nom- adaptive-looking trole still have a certain name-
bre d'inconvénients, car dans tous ces systèmes, l'allure du véhicule piloté n'est commandée qu'en fonction du véhicule bre of disadvantages, because in all these systems, the pace of the driven vehicle is controlled only depending on the vehicle
qui le précède.which precedes it.
Le but de l'invention est donc de résoudre ces pro- The object of the invention is therefore to solve these problems.
blèmes. A cet effet, l'invention a pour objet un système de contrôle d'allure adaptatif pour véhicule automobile, du wounds. To this end, the subject of the invention is an adaptive speed control system for a motor vehicle,
type comportant des moyens de commande de l'allure d'un vé- type comprising means for controlling the speed of a vehicle
hicule piloté à partir d'informations délivrées par des moyens de détection et de suivi de l'évolution d'un véhicule vehicle controlled from information delivered by means of detection and monitoring of the evolution of a vehicle
cible pour établir une distance de sécurité entre le véhi- target to establish a safe distance between the vehicle
cule piloté et le véhicule cible, caractérisé en ce que les moyens de commande sont adaptés pour modifier l'allure du piloted cule and the target vehicle, characterized in that the control means are adapted to modify the appearance of the
véhicule piloté, afin de faire varier la distance de sécuri- controlled vehicle, in order to vary the safety distance
té par rapport au véhicule cible, en fonction d'informations t compared to the target vehicle, based on information
complémentaires délivrées par des moyens d'analyse de condi- complementary delivered by means of condition analysis
tions de déplacement du véhicule piloté. displacement of the piloted vehicle.
L'invention sera mieux comprise à l'aide de la des- The invention will be better understood using the
cription qui va suivre, donnée uniquement à titre d'exemple et faite en se référant au dessin annexé qui représente un description which follows, given solely by way of example and made with reference to the appended drawing which represents a
schéma synoptique illustrant la structure et le fonctionne- block diagram illustrating the structure and operation
ment d'un système de contrôle d'allure adaptatif selon l'in- of an adaptive pace control system according to the
vention.vention.
D'une façon générale, un système de contrôle d'al- Generally speaking, an al-
lure adaptatif pour véhicule automobile comporte un calcula- Adaptive lure for a motor vehicle includes a calculation
teur, qui est désigné par la référence générale 1 sur cette which is designated by the general reference 1 on this
figure, et qui reçoit en entrée, un certain nombre d'infor- figure, and which receives as input a certain number of information
mations à partir d'un ou de capteurs de distance constitués mations from one or more distance sensors
par exemple par un radar ou un lidar. for example by a radar or a lidar.
Ces capteurs sont désignés par la référence généra-le These sensors are designated by the general reference
2 et permettent au calculateur 1 après traitement des don- 2 and allow the computer 1 after processing the data
nées délivrées par ceux-ci, de piloter le fonctionnement de issued by them, to steer the operation of
moyens 3 de contrôle de l'allure du véhicule. means 3 for controlling the speed of the vehicle.
Ces moyens de contrôle peuvent par exemple comporter les moyens de freinage 4 du véhicule, les moyens de gestion du fonctionnement du moteur 5 de celui-ci ou encore une These control means may for example comprise the vehicle braking means 4, the means for managing the operation of the engine 5 thereof or even a
boite de vitesses automatique 6, si le véhicule en est équi- automatic gearbox 6, if the vehicle is fitted
pé, pour commander respectivement une pression de freinage, un couple moteur ou encore un changement de rapport de pe, to respectively control a brake pressure, a motor torque or a change of gear ratio
boite, afin de commander l'allure du véhicule piloté à par- gearbox, to control the speed of the vehicle driven from
tir des informations délivrées par les capteurs 2 et établir drawing of the information delivered by the sensors 2 and establishing
une distance de sécurité entre le véhicule piloté et un vé- a safety distance between the piloted vehicle and a vehicle
hicule cible.target target.
A cet effet, les informations issues des capteurs 2 entrent dans une portion du calculateur 1, désignée par la référence générale 7, qui permet de choisir et de suivre un véhicule cible, pour délivrer à une portion 8 du calculateur 1, des informations de distance et de vitesse du véhicule cible. To this end, the information from the sensors 2 enters a portion of the computer 1, designated by the general reference 7, which makes it possible to choose and follow a target vehicle, to deliver to a portion 8 of the computer 1, distance information and target vehicle speed.
Cette portion 8 du calculateur établit alors à par- This portion 8 of the computer then establishes from
tir d'une loi de commande et d'informations de contrôle qui seront décrites plus en détail par la suite, une consigne de from a control law and control information which will be described in more detail below, an instruction for
pilotage pour une portion d'asservissement 9 de ce calcula- control for a servo portion 9 of this calculation
teur, permettant de piloter les moyens de contrôle 3 décrits précédemment. tor, for controlling the control means 3 described above.
Des capteurs, tels que des gyromètres ou des odomè- Sensors, such as gyros or odometers
tres, désignés de façon générale par la référence 10, peu- very, generally designated by the reference 10, few
vent également délivrer des informations aux portions 7 et 8 also deliver information to portions 7 and 8
du calculateur, pour prendre en compte par exemple la vi- of the calculator, to take into account for example the
tesse de déplacement et la vitesse de lacet du véhicule. displacement and yaw speed of the vehicle.
Comme cela a été décrit précédemment, la portion 8 As previously described, portion 8
du calculateur reçoit une information de consigne. from the computer receives setpoint information.
Cette information de consigne est délivrée par une portion 11 du calculateur 1 qui détermine en fait un temps This setpoint information is delivered by a portion 11 of the computer 1 which in fact determines a time
de suivi à partir de différentes données relatives aux con- follow-up from various data relating to
ditions de déplacement du véhicule piloté. displacement of the piloted vehicle.
Ces conditions de déplacement concernent par exemple les commandes de consigne entrées par le conducteur par l'intermédiaire de moyens d'entrée de données désignés par These travel conditions relate for example to the setpoint commands entered by the driver via data entry means designated by
la référence générale 12 sur cette figure. the general reference 12 in this figure.
De plus, cette portion 11 du calculateur peut égale- In addition, this portion 11 of the computer can also
ment être associée à un système de navigation 13 du véhicule et à un système d'analyse d'informations radiodiffusées 14, qui permettent au système de contrôle de prendre en compte be associated with a navigation system 13 of the vehicle and with a radio information analysis system 14, which allow the control system to take into account
des informations relatives à la localisation du véhicule pi- information relating to the location of the private vehicle
loté et aux conditions de circulation rencontrées, c'est-à- lot and traffic conditions encountered, that is
dire par exemple le fait que le véhicule piloté est proche d'un péage sur autoroute, qu'un accident s'est produit à distance du véhicule, que le véhicule circule dans tel ou tel pays, etc. Ceci permet alors à la portion 11 du calculateur, d'adapter la commande de l'allure du véhicule pour prendre say for example the fact that the controlled vehicle is close to a highway toll, that an accident has occurred at a distance from the vehicle, that the vehicle is traveling in such or such country, etc. This then allows the portion 11 of the computer to adapt the control of the speed of the vehicle to take
en compte ces différents informations. take into account this different information.
Cette portion 11 du calculateur peut également être associée à un capteur de courbe 15 pour contrôler l'allure This portion 11 of the computer can also be associated with a curve sensor 15 to control the pace
du véhicule lorsque celui-ci est engagé dans un virage. of the vehicle when it is engaged in a turn.
Des moyens de détection de l'état d'activation des indicateurs de changement de direction du véhicule peuvent Means for detecting the activation state of the vehicle direction change indicators can
également être associés à cette portion 11 du calculateur. also be associated with this portion 11 of the computer.
Ces moyens sont désignés par la référence générale 16 sur cette figure et permettent de prendre en compte par exemple These means are designated by the general reference 16 in this figure and make it possible, for example, to take into account
des dépassements ou des changements de direction du véhi- overshoots or changes of direction of the vehicle
cule. Cette information est par exemple associée le cas échéant aux informations issues du système de navigation pour déterminer dans quelles conditions va s'opérer le dé- cule. This information is for example associated, where appropriate, with information from the navigation system to determine under which conditions the operation will take place.
passement ou le changement de direction. changeover or change of direction.
Des moyens 17 de détection de l'état d'activation des moyens d'éclairage/signalisation du véhicule, peuvent également être utilisés pour déterminer par exemple que le Means 17 for detecting the activation state of the vehicle's lighting / signaling means can also be used to determine, for example, that the
véhicule piloté circule par temps de brouillard ou la nuit. piloted vehicle travels in foggy weather or at night.
Des moyens 18 de détection de l'état d'activation des moyens d'essuievitre du véhicule peuvent également être utilisés pour déterminer que le véhicule circule par temps de pluie. Ces moyens comprennent par exemple un capteur de Means 18 for detecting the activation state of the vehicle wiper means can also be used to determine that the vehicle is traveling in rainy weather. These means include, for example, a
pluie ou des moyens de commande manuelle des essuie-vitres. rain or manual wiper control means.
Des moyens de détermination 19 de la charge du véhi- Means for determining 19 the load of the vehicle
cule peuvent également être utilisés pour prendre en compte cule can also be used to take into account
l'état de charge de celui-ci.the state of charge thereof.
Enfin, la portion 11 du calculateur peut également être reliée d'une façon ou d'une autre au calculateur de contrôle des moyens de freinage du véhicule, désignés par la Finally, the portion 11 of the computer can also be connected in one way or another to the vehicle braking means control computer, designated by the
référence générale 20 et au calculateur de contrôle du fonc- general reference 20 and to the function control computer
tionnement de la boîte de vitesses automatique du véhicule the vehicle’s automatic transmission
afin de prendre en compte les conditions dynamiques de dé- in order to take into account the dynamic conditions of
placement du véhicule.vehicle placement.
On conçoit alors que ces différentes informations We then understand that these different pieces of information
permettent à la portion 11 du calculateur de moduler la com- allow portion 11 of the computer to modulate the com-
mande de l'allure du véhicule en fonction de l'analyse des control of the vehicle's speed based on the analysis of
conditions de déplacement du véhicule. vehicle movement conditions.
Enfin, des moyens d'affichage d'informations 22 peu- Finally, information display means 22 can
vent également être prévus pour informer le conducteur du may also be provided to inform the driver of the
véhicule des commandes appliquées. vehicle commands applied.
Il va de soi bien entendu que d'autres modes de réa- It goes without saying of course that other modes of
lisation encore d'un tel système peuvent être envisagés. Still more of such a system can be envisaged.
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9804976A FR2777515B1 (en) | 1998-04-21 | 1998-04-21 | ADAPTIVE PITCH CONTROL SYSTEM FOR MOTOR VEHICLE |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9804976A FR2777515B1 (en) | 1998-04-21 | 1998-04-21 | ADAPTIVE PITCH CONTROL SYSTEM FOR MOTOR VEHICLE |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2777515A1 true FR2777515A1 (en) | 1999-10-22 |
FR2777515B1 FR2777515B1 (en) | 2000-07-07 |
Family
ID=9525490
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9804976A Expired - Fee Related FR2777515B1 (en) | 1998-04-21 | 1998-04-21 | ADAPTIVE PITCH CONTROL SYSTEM FOR MOTOR VEHICLE |
Country Status (1)
Country | Link |
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FR (1) | FR2777515B1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2915164A1 (en) * | 2007-04-17 | 2008-10-24 | Renault Sas | METHOD AND DEVICE FOR ALERTING THE PROXIMITY OF A PEACE AREA. |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4519469A (en) * | 1981-09-07 | 1985-05-28 | Toyota Jidosha Kabushiki Kaisha | Method and apparatus for automatic control of driving speed |
GB2265242A (en) * | 1992-03-20 | 1993-09-22 | Daimler Benz Ag | Method for controlling the distance between moving motor vehicles |
EP0649776A2 (en) * | 1993-10-21 | 1995-04-26 | TEMIC TELEFUNKEN microelectronic GmbH | System for monitoring and controlling safety relevant components in a vehicle |
EP0697301A1 (en) * | 1994-07-18 | 1996-02-21 | Paolo Maccaferri | Method for limiting the speed of a motor vehicle to a prescribed speed and apparatus for performing said method |
JPH08175222A (en) * | 1994-12-28 | 1996-07-09 | Toyota Motor Corp | Constant speed travel control device |
EP0729861A2 (en) * | 1995-03-01 | 1996-09-04 | Eaton VORAD Technologies, L.L.C. | System and method for collision warning based on dynamic deceleration capability using predicted road load |
EP0760485A1 (en) * | 1995-08-30 | 1997-03-05 | Volkswagen Aktiengesellschaft | Method of obstacle detection for a speed or distance control in a vehicle |
DE19637245A1 (en) * | 1996-09-13 | 1998-03-26 | Bosch Gmbh Robert | Adaptive vehicle speed regulating method for road system |
DE19638511A1 (en) * | 1996-09-20 | 1998-03-26 | Porsche Ag | Speed and spacing control system for road vehicles |
JPH1081156A (en) * | 1996-09-10 | 1998-03-31 | Nissan Motor Co Ltd | Inter-vehicle distance control type constant speed running device |
-
1998
- 1998-04-21 FR FR9804976A patent/FR2777515B1/en not_active Expired - Fee Related
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4519469A (en) * | 1981-09-07 | 1985-05-28 | Toyota Jidosha Kabushiki Kaisha | Method and apparatus for automatic control of driving speed |
GB2265242A (en) * | 1992-03-20 | 1993-09-22 | Daimler Benz Ag | Method for controlling the distance between moving motor vehicles |
EP0649776A2 (en) * | 1993-10-21 | 1995-04-26 | TEMIC TELEFUNKEN microelectronic GmbH | System for monitoring and controlling safety relevant components in a vehicle |
EP0697301A1 (en) * | 1994-07-18 | 1996-02-21 | Paolo Maccaferri | Method for limiting the speed of a motor vehicle to a prescribed speed and apparatus for performing said method |
JPH08175222A (en) * | 1994-12-28 | 1996-07-09 | Toyota Motor Corp | Constant speed travel control device |
EP0729861A2 (en) * | 1995-03-01 | 1996-09-04 | Eaton VORAD Technologies, L.L.C. | System and method for collision warning based on dynamic deceleration capability using predicted road load |
EP0760485A1 (en) * | 1995-08-30 | 1997-03-05 | Volkswagen Aktiengesellschaft | Method of obstacle detection for a speed or distance control in a vehicle |
JPH1081156A (en) * | 1996-09-10 | 1998-03-31 | Nissan Motor Co Ltd | Inter-vehicle distance control type constant speed running device |
DE19637245A1 (en) * | 1996-09-13 | 1998-03-26 | Bosch Gmbh Robert | Adaptive vehicle speed regulating method for road system |
DE19638511A1 (en) * | 1996-09-20 | 1998-03-26 | Porsche Ag | Speed and spacing control system for road vehicles |
Non-Patent Citations (2)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 96, no. 11 29 November 1996 (1996-11-29) * |
PATENT ABSTRACTS OF JAPAN vol. 98, no. 8 30 June 1998 (1998-06-30) * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2915164A1 (en) * | 2007-04-17 | 2008-10-24 | Renault Sas | METHOD AND DEVICE FOR ALERTING THE PROXIMITY OF A PEACE AREA. |
WO2008142343A2 (en) * | 2007-04-17 | 2008-11-27 | Renault S.A.S | Method and device for warning of proximity to a pay zone |
WO2008142343A3 (en) * | 2007-04-17 | 2009-12-10 | Renault S.A.S | Method and device for warning of proximity to a pay zone |
Also Published As
Publication number | Publication date |
---|---|
FR2777515B1 (en) | 2000-07-07 |
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