DE10355759A1 - Driving assistance system for motorcar, has control system generating brake signals depending on initial value of measurement device and condition of driving direction indicator or output value of navigation system - Google Patents
Driving assistance system for motorcar, has control system generating brake signals depending on initial value of measurement device and condition of driving direction indicator or output value of navigation system Download PDFInfo
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- DE10355759A1 DE10355759A1 DE2003155759 DE10355759A DE10355759A1 DE 10355759 A1 DE10355759 A1 DE 10355759A1 DE 2003155759 DE2003155759 DE 2003155759 DE 10355759 A DE10355759 A DE 10355759A DE 10355759 A1 DE10355759 A1 DE 10355759A1
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- assistance system
- motor vehicle
- driver assistance
- brake
- output value
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- 238000005259 measurement Methods 0.000 title abstract description 6
- 238000001514 detection method Methods 0.000 claims description 13
- 230000001419 dependent effect Effects 0.000 claims description 4
- 238000002604 ultrasonography Methods 0.000 claims description 3
- 238000011156 evaluation Methods 0.000 claims 1
- 230000003287 optical effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
- G08G1/161—Decentralised systems, e.g. inter-vehicle communication
- G08G1/163—Decentralised systems, e.g. inter-vehicle communication involving continuous checking
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Traffic Control Systems (AREA)
- Regulating Braking Force (AREA)
Abstract
Description
Die Erfindung betrifft ein Fahrassistenzsystem für ein Kraftfahrzeug mit einem Messgerät zum Messen eines Abstandes zwischen dem Messgerät und einem Objekt, einer Geschwindigkeitsdifferenz zwischen dem Messgerät und dem Objekt oder eines Winkels zwischen einer Strahlrichtung des Messgerätes und dem Objekt.The The invention relates to a driver assistance system for a motor vehicle having a gauge for measuring a distance between the meter and an object, a speed difference between the meter and the object or an angle between a beam direction of the measuring device and the object.
Fahrassistenzsysteme
für Kraftfahrzeuge oder
Teile solcher Systeme sind u. a. aus der Dissertation „Radarsysteme
zur automatischen Abstandsregelung in Automobilen" von R. Mende, Technische Universität Carolo-Wilhelmina
zu Braunschweig, 1999 sowie aus der
Aus
der
Aus
der
In Fahrassistenzsystemen kommen neben Ultraschallgeräten und Kameras auch Radargeräte zu Anwendung. Einzelheiten bezüglich Radargeräten für den Einsatz im Automobilbereich sind aus der Veröffentlichung „Automotive 24GHz Short Range Radar (SRR) Sensors with Smart Antennas" von M. Schneider et al., Proceedings des German Radar Symposium DRS 2002, Seiten 175 bis 179 und aus der Dissertation „Radarsysteme zur automatischen Abstandsregelung in Automobilen" von R. Mende, Technische Universität Carolo-Wilhelmina zu Braunschweig, 1999 bekannt.In Driver assistance systems come in addition to ultrasound devices and Cameras too radars too Application. Details regarding Radar devices for use in the automotive sector are from the publication "Automotive 24GHz Short Range Radar (SRR) Sensors with Smart Antennas "by M. Schneider et al., Proceedings of the German Radar Symposium DRS 2002, pages 175 to 179 and from the dissertation "radar systems for automatic distance control in automobiles "by R. Mende, Technical University Carolo-Wilhelmina to Brunswick, known in 1999.
Aus
der
Es ist Aufgabe der Erfindung, ein eingangs genanntes Fahrassistenzsystem zu verbessern.It Object of the invention, an initially mentioned driver assistance system to improve.
Vorgenannte Aufgabe wird durch ein Fahrassistenzsystem für ein Kraftfahrzeug mit einem Messgerät zum Messen eines Abstandes zwischen dem Messgerät und einem Objekt, einer Geschwindigkeitsdifferenz zwischen dem Messgerät und dem Objekt oder eines Winkels zwischen einer Strahlrichtung des Messgerätes und dem Objekt gelöst, wobei das Fahrassistenzsystem eine Steuerung zum automatischen Generieren eines Bremssignals in Abhängigkeit eines Ausgangswertes des Messgerätes sowie eines Zustandes eines Fahrtrichtungsanzeigers und/oder eines Ausgabewertes eines Navigationssystems aufweist.The aforementioned Task is a driver assistance system for a motor vehicle with a gauge for measuring a distance between the meter and an object, a speed difference between the meter and the object or an angle between a beam direction of the meter and the object solved, wherein the driving assistance system is a controller for automatically generating a brake signal in dependence an output value of the measuring device and a state of a direction indicator and / or a Output value of a navigation system has.
Strahlrichtung eines Messgerätes (wie z.B. eines Radargerätes) im Sinne der Erfindung kann insbesondere eine Hauptstrahlrichtung z.B. für ein Sendesignal sein. Strahlrichtung eines Messgerätes (wie z.B. eines Radargerätes) im Sinne der Erfindung kann auch insbesondere eine Richtung sein, die orthogonal zu einer Ebene durch eine erste und eine zweite Empfangseinrichtung ist. Strahlrichtung im Sinne der Erfindung kann auch nur eine Bezugsachse sein.beam direction a measuring device (such as a radar device) In the sense of the invention, in particular, a main radiation direction e.g. For be a transmission signal. Beam direction of a measuring device (such as e.g. a radar device) in the sense of the invention can also be in particular one direction orthogonal to a plane through first and second receiving means is. Beam direction in the context of the invention can also only a reference axis be.
In vorteilhafter Ausgestaltung der Erfindung ist mittels des Bremssignals eine Bremse des Kraftfahrzeuges zum Bremsen des Kraftfahrzeuges ansteuerbar.In an advantageous embodiment of the invention by means of the brake signal, a brake of the force vehicle for braking the motor vehicle controlled.
In weiterhin zusätzlicher oder alternativer vorteilhafter Ausgestaltung der Erfindung weist das Fahrassistenzsystem eine Warnvorrichtung zur von dem Bremssignal (oder von einem zweiten) Bremssignal abhängigen Ausgabe einer, insbesondere optischen, akustischen und/oder haptischen, Aufforderung zum Bremsen an einen Fahrer des Kraftfahrzeuges auf.In still additional or alternative advantageous embodiment of the invention the driver assistance system a warning device to the brake signal (or by a second) brake signal dependent output one, in particular optical, acoustic and / or haptic, request for braking to a driver of the motor vehicle.
In weiterhin vorteilhafter Ausgestaltung der Erfindung ist das Bremssignal mittels der Steuerung in Abhängigkeit eines Lenkwinkels des Kraftfahrzeuges generierbar.In Furthermore, an advantageous embodiment of the invention is the brake signal by means of the control in dependence a steering angle of the motor vehicle can be generated.
In weiterhin vorteilhafter Ausgestaltung der Erfindung umfasst das Messgerät zumindest ein Radargerät und/oder zumindest ein Ultraschallgerät. Ein derartiges Radargerät kann z.B. ein Pulsradar, ein FMCW-Radar, ein LFMCW-Radar, ein FSK-Radar oder ein LFMSK-Radar sein.In Further advantageous embodiment of the invention includes gauge at least one radar device and / or at least one ultrasound device. Such a radar device may e.g. a pulse radar, an FMCW radar, an LFMCW radar, an FSK radar or be an LFMSK radar.
Einzelheiten bezüglich eines Pulsradargerätes können den Veröffentlichung „A High Range Resolution Radar System Network for Parking Aid Applications" von Klotz, Michael, Rohling; International Conference on Radar Systems, Brest/France 1999, entnommen werden. Einzelheiten bezüglich eines FMCW-Radar sind aus der Dissertation „Radarsysteme zur automatischen Abstandsregelung in Automobilen" von R. Mende, Technische Universität Carolo-Wilhelmina zu Braunschweig, 1999 bekannt.details in terms of a pulse radar device can the publication "A High Range Resolution Radar System Network for Parking Aid Applications "by Klotz, Michael, Blank; International Conference on Radar Systems, Brest / France 1999, are taken. Details regarding an FMCW radar are from the dissertation "Radar Systems for automatic distance control in automobiles "by R. Mende, Technische university Carolo-Wilhelmina to Brunswick, known in 1999.
Einzelheiten
bezüglich
eines LFMSK-Radar sind aus der
In weiterhin vorteilhafter Ausgestaltung der Erfindung weist das Fahrassistenzsystem eine Kamera zur Ausgabe eines Bildsignals auf. Dabei weist die Steuerung in weiterhin vorteilhafter Ausgestaltung der Erfindung eine Bremslichterkennung zur Erkennung eines Schaltzustandes einer Bremsleuchte eines unmittelbar vorausfahrenden Kraftfahrzeuges durch Auswertung des Bildsignals auf. In diesem Fall kann vorteilhafterweise vorgesehen sein, dass das Bremssignal mittels der Steuerung in Abhängigkeit des erkannten Schaltzustandes der Bremsleuchte des unmittelbar vorausfahrenden Kraftfahrzeuges generierbar ist.In Furthermore advantageous embodiment of the invention, the driving assistance system a camera for outputting an image signal. This shows the controller in a further advantageous embodiment of the invention, a brake light detection for detecting a switching state of a brake light of an immediate preceding vehicle by evaluating the image signal on. In this case, it may be advantageously provided that the brake signal by means of the control in dependence of the detected switching state the brake light of the immediately preceding motor vehicle can be generated is.
Kraftfahrzeug im Sinne der Erfindung ist insbesondere ein individuell im Straßenverkehr benutzbares Landfahrzeug. Kraftfahrzeuge im Sinne der Erfindung sind insbesondere nicht auf Landfahrzeuge mit Verbrennungsmotor beschränkt.motor vehicle in the context of the invention is in particular an individual on the road usable land vehicle. Motor vehicles in the context of the invention especially not on land vehicles with internal combustion engine limited.
Weitere Vorteile und Einzelheiten ergeben sich aus der nachfolgenden Beschreibung von Ausführungsbeispielen. Dabei zeigen:Further Advantages and details will become apparent from the following description of exemplary embodiments. Showing:
Das
Kraftfahrzeug
Das
Fahrassistenzsystem
Die
Steuerung
In
vorteilhafter Ausgestaltung weist das Fahrassistenzsystem
Die
Steuerung
Die
Steuerung
- 1, 2, 31, 2, 3
- Kraftfahrzeugmotor vehicle
- 44
- HauptstraßeMain road
- 55
- Nebenstraßesecondary road
- 6, 76 7
- Verkehrsschildroad sign
- 2020
- Steuerungcontrol
- 2121
- KollisionserkennungsmodulCollision detection module
- 2222
- Modul zur Erkennung eines bevorstehenden Rechtsabbiegensmodule to detect an imminent right turn
- 2323
- BremslichterkennungBrake Light Detection
- 2424
- Messgerätgauge
- 2525
- Navigationssystemnavigation system
- 2626
- FahrtrichtungsanzeigerDirection indicators
- 2727
- Kameracamera
- 2828
- Warnvorrichtungwarning device
- 3030
- FahrstabilitätsregelungDynamic Stability Control
- 3131
- Bremsebrake
- 4040
- FahrassistenzsystemDriving Assistance System
- BPBP
- Bremsdruckbrake pressure
- BS1, BS2BS1, BS2
- Bremssignalbrake signal
- FRAFRA
- Zustand eines FahrtrichtungsanzeigersStatus a direction indicator
- MM
- Messsignalmeasuring signal
- NAVINAVI
- Ausgabewert eines Navigationssystemsoutput value a navigation system
- RR
- Abstanddistance
- vv
- Geschwindigkeitsdifferenzspeed difference
- vFvF
- Geschwindigkeit eines Kraftfahrzeugesspeed a motor vehicle
- vHper cent
- Geschwindigkeit eines Hindernissesspeed an obstacle
- VIDEOVIDEO
- Bildsignalimage signal
- αα
- Winkelangle
- δL.delta..sub.L
- Lenkwinkelsteering angle
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2003155759 DE10355759A1 (en) | 2003-11-28 | 2003-11-28 | Driving assistance system for motorcar, has control system generating brake signals depending on initial value of measurement device and condition of driving direction indicator or output value of navigation system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2003155759 DE10355759A1 (en) | 2003-11-28 | 2003-11-28 | Driving assistance system for motorcar, has control system generating brake signals depending on initial value of measurement device and condition of driving direction indicator or output value of navigation system |
Publications (1)
Publication Number | Publication Date |
---|---|
DE10355759A1 true DE10355759A1 (en) | 2005-06-30 |
Family
ID=34625364
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Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2003155759 Withdrawn DE10355759A1 (en) | 2003-11-28 | 2003-11-28 | Driving assistance system for motorcar, has control system generating brake signals depending on initial value of measurement device and condition of driving direction indicator or output value of navigation system |
Country Status (1)
Country | Link |
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DE (1) | DE10355759A1 (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19546391C2 (en) * | 1994-12-12 | 2000-01-13 | Hisatsugu Nakamura | Movable interacitv workstation |
DE19935123A1 (en) * | 1998-08-27 | 2000-03-09 | Toyota Motor Co Ltd | Motor vehicle digital beam forming radar arrangement limits radar beam scanning region according to shape of track on which vehicle is moving acquired by track shape acquisition unit |
DE19851434A1 (en) * | 1998-11-09 | 2000-05-11 | Volkswagen Ag | Assistance system for driver of motor vehicle on bend includes road guidance-identification unit also object detection unit and warning unit |
DE10128792A1 (en) * | 2001-05-08 | 2002-11-21 | Daimler Chrysler Ag | Collision protection system for automotive vehicles comprises measurement sensors, a data processing system and means for controlling a vehicle to prevent a collision |
-
2003
- 2003-11-28 DE DE2003155759 patent/DE10355759A1/en not_active Withdrawn
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19546391C2 (en) * | 1994-12-12 | 2000-01-13 | Hisatsugu Nakamura | Movable interacitv workstation |
DE19935123A1 (en) * | 1998-08-27 | 2000-03-09 | Toyota Motor Co Ltd | Motor vehicle digital beam forming radar arrangement limits radar beam scanning region according to shape of track on which vehicle is moving acquired by track shape acquisition unit |
DE19851434A1 (en) * | 1998-11-09 | 2000-05-11 | Volkswagen Ag | Assistance system for driver of motor vehicle on bend includes road guidance-identification unit also object detection unit and warning unit |
DE10128792A1 (en) * | 2001-05-08 | 2002-11-21 | Daimler Chrysler Ag | Collision protection system for automotive vehicles comprises measurement sensors, a data processing system and means for controlling a vehicle to prevent a collision |
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