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WO2007031259A1 - Systeme d'aide au stationnement dans un vehicule automobile - Google Patents

Systeme d'aide au stationnement dans un vehicule automobile Download PDF

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Publication number
WO2007031259A1
WO2007031259A1 PCT/EP2006/008837 EP2006008837W WO2007031259A1 WO 2007031259 A1 WO2007031259 A1 WO 2007031259A1 EP 2006008837 W EP2006008837 W EP 2006008837W WO 2007031259 A1 WO2007031259 A1 WO 2007031259A1
Authority
WO
WIPO (PCT)
Prior art keywords
distance
motor vehicle
braking
parking
rangierhilfssystem
Prior art date
Application number
PCT/EP2006/008837
Other languages
German (de)
English (en)
Inventor
Siegfried Wilke
Original Assignee
Gm Global Technology Operations, Inc.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gm Global Technology Operations, Inc. filed Critical Gm Global Technology Operations, Inc.
Publication of WO2007031259A1 publication Critical patent/WO2007031259A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T7/00—Brake-action initiating means
    • B60T7/12—Brake-action initiating means for automatic initiation; for initiation not subject to will of driver or passenger
    • B60T7/22—Brake-action initiating means for automatic initiation; for initiation not subject to will of driver or passenger initiated by contact of vehicle, e.g. bumper, with an external object, e.g. another vehicle, or by means of contactless obstacle detectors mounted on the vehicle
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T2201/00—Particular use of vehicle brake systems; Special systems using also the brakes; Special software modules within the brake system controller
    • B60T2201/10—Automatic or semi-automatic parking aid systems

Definitions

  • the present invention is in the technical field of automotive engineering and in particular relates to a parking / Rangierwhissystem in a motor vehicle.
  • transceivers for example, capable of emitting ultrasonic or laser pulses and to receive their reflected back to obstacles echo, for example, are integrated in the bumpers of the motor vehicle.
  • the system determines from the time difference between the emitted and received again signal the distance of the motor vehicle to the obstacle. If the distance falls below a certain distance threshold value, then the driver is notified by optical and / or acoustic signals of the proximity of the vehicle to the obstacle.
  • a sequence of beeps is emitted, the time interval decreases as it approaches the obstacle.
  • an optical signal light is also used, in which the distance to the obstacle is indicated by the illumination of differently colored lights.
  • the driver is a the distance between the motor vehicle and obstacle characteristic Signal communicated, which is to warn the driver to a corresponding driving style.
  • Such a parking / Rangierwhissystem is according to the proposal of the invention by a parking / Rangierwhissystem in a motor vehicle with the features of the independent claim specified.
  • Advantageous embodiments of the invention are indicated by the features of the subclaims.
  • a parking / maneuvering assistance system is shown in a motor vehicle which has at least one distance detection means for detecting the distance of the motor vehicle from an obstacle which is suitably integrated on / in the motor vehicle, for example on the outside thereof, for example in the bumpers Detecting a distance of the motor vehicle from an obstacle is arranged.
  • the distance detection means is operatively coupled to a braking device for braking the motor vehicle such that upon detection of a determinable (selectable) distance of the motor vehicle from the obstacle by the distance detection means automatically (automatically), d. H. without further action by the driver, braking with a determinable (selectable) braking force of the motor vehicle is effected by the braking device.
  • Such a distance-detecting means is preferably a combined transmitter-receiver (also called “transceiver”) which is capable of generating a mechanical, electromagnetic or optical signal, such as ultrasonic waves or laser beams, for example in pulse form, emit and receive again, from the time difference between transmission and receiving the signal, the distance between the motor vehicle and an obstacle can be determined.
  • transmitters also called “transmitters”
  • receivers also called “receivers”
  • the distance detection means of the parking / maneuvering system according to the invention is preferably a distance detection means of a conventional optical / acoustic parking / maneuvering aid, as has been described in the introduction.
  • An effective coupling between the distance detecting means and the braking device can For example, in such a way that a distance signal corresponding to a detection value of the distance detection means is supplied as input to a control device of an electronically controllable braking device, for example by means of a conventional electrical connection line.
  • the distance signal serves as a control value of an actuating device (also called "actuator") of at least one wheel brake of the electronically controllable braking device.
  • the distance signal can hereby be output by the distance detection means itself as an output signal.
  • the distance detection means of conventional parking / maneuvering aids are usually controlled by a separate control device, so that the distance signal can also be output by this control device as an output signal in this case.
  • the control device of the electronically controllable braking device may in particular be a control device of an electronic stability program (ESP) in which the various wheel brakes are typically controlled by solenoid valves as actuators, which in turn by the control unit, with input signals of various sensors, which, for example, the Record wheel speeds, is fed, regulated.
  • ESP electronic stability program
  • the distance signals supplied to the control unit can thus be supplied directly to the magnetic valves as control values.
  • An inventive parking / maneuvering assistance system can accordingly be installed or retrofitted particularly simply in many modern motor vehicles equipped with ESP by installing an additional distance detection means and applying the distance distance corresponding to a detected distance to the control unit of the ESP, which is merely a corresponding programming of the control - Device requires to effect a desired braking force. If, in addition, the motor vehicle is already equipped with a conventional parking / maneuvering aid, the abatement Stand signals (of) the distance detection means (s) of the parking / maneuvering assistance for this purpose are supplied to the ESP control unit.
  • control unit may, for example, also be the control unit of an electrohydraulic braking device in which the driver's request (full or partial braking) is processed by the control unit and a setpoint pressure for each wheel brake is determined based on the current driving situation. That's more precisely
  • Control unit here a hydraulic unit, which, powered by a high-pressure pump, can set a wheel -individual brake pressure. This wheel-specific brake pressure is dependent on the respective driving situation and the driver's request. Pressure sensors in each hydraulic wheel line determine the actual pressure, so that the desired pressure can be readjusted for each wheel. As with an ESP control unit, the distance signal is supplied as a control value of the control unit of the electro-hydraulic braking device, which only requires a corresponding programming of the control unit to effect a desired braking force.
  • control unit may, for example, also be the control unit of an electrical braking device which completely dispenses with the hydraulic transmission of the pedal actuating force and the actuating force is transmitted only as an electronic signal to the corresponding actuator of the wheel brakes controlling control unit.
  • the distance signal can be supplied as a control value of the control device of the electric braking device, which requires only a corresponding programming of the control unit to effect a desired braking force.
  • the at least one distance detection means with the Braking device preferably operatively coupled so that only upon detection of a distance below a selectable distance threshold of the motor vehicle to the obstacle braking by the braking device is triggered.
  • a plurality of selectable distance threshold values can be provided, to each of which braking with a determinable (selectable) braking force of the motor vehicle by the braking device is assigned.
  • the at least one distance detection means is operatively coupled to the braking device such that when detecting a sequence of temporally disproportionately decreasing distances of the motor vehicle from the obstacle (ie an accelerated approach of the vehicle to the obstacle) braking with an increasing Braking force of the motor vehicle is effected by the braking device.
  • an automatic actuation of the braking device of a motor vehicle can thus advantageously be achieved in order to reduce the approach speed of the motor vehicle to the obstacle, depending on the distance of the motor vehicle from the obstacle. This can help prevent unwanted collisions with the obstacle, thereby avoiding property damage and personal injury.
  • the parking / maneuvering assistance system according to the invention advantageously supports rearward parking / maneuvering of the motor vehicle on inclines, which, in particular, accommodates less experienced vehicle drivers.
  • the invention further extends to a motor vehicle that is equipped with a parking / maneuvering assistance system as described above.
  • FIG. 1 shows a schematic representation of an inventive dungsge awkwarden parking / Rangierwhissytems.
  • FIG. 1 shows a schematic representation of a parking / maneuvering assistance system according to the invention.
  • an empark / maneuvering aid system which is denoted overall by the reference numeral 1
  • an acoustic / optical parking / maneuvering aid which is denoted overall by the reference numeral 2
  • an electronically controllable braking device which is denoted overall by the reference numeral 3
  • the acoustic / optical parking / maneuvering aid 2 in this case comprises a control unit 4 for controlling a plurality of distance sensors 5 mounted on the vehicle, such as ultrasonic sensors for
  • the electronically controllable braking device 3 comprises a control unit 8, which is connected via respective electrical connecting lines 10 to respective wheel brakes in FIG. 1 (not shown) interacting actuators 9 for their regulation.
  • control unit 4 of the parking / maneuvering aid 2 is connected by means of an electrical connection line 7 to the control unit 8 of the electronically controllable braking device 3, wherein the distance of the motor vehicle to an obstacle corresponding distance signals to the control unit 8 of the electronically controllable braking device 3 can be transmitted which are supplied as control values to the actuators 9.
  • FIG. 1 The exemplary embodiment shown in FIG. 1 is only intended to illustrate the invention. In particular, the invention should not be limited to the exemplary embodiment shown. LIST OF REFERENCE NUMBERS

Landscapes

  • Engineering & Computer Science (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Regulating Braking Force (AREA)

Abstract

L'invention concerne un système d'aide au stationnement (1) dans un véhicule automobile, qui présente au moins un moyen de détection de distance (5), placé de manière appropriée, destiné à détecter la distance entre le véhicule automobile et un obstacle, ce moyen de détection de distance étant couplé fonctionnellement à un dispositif de freinage (3) destiné à freiner le véhicule automobile, de sorte que, lorsqu'une distance déterminable entre ce véhicule automobile et l'obstacle est détectée par le moyen de détection de distance (5), le dispositif de freinage (3) provoque automatiquement un freinage du véhicule automobile avec une force de freinage déterminable.
PCT/EP2006/008837 2005-09-15 2006-09-12 Systeme d'aide au stationnement dans un vehicule automobile WO2007031259A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102005044065.7 2005-09-15
DE200510044065 DE102005044065A1 (de) 2005-09-15 2005-09-15 Einpark-/Rangierhilfssystem in einem Kraftfahrzeug

Publications (1)

Publication Number Publication Date
WO2007031259A1 true WO2007031259A1 (fr) 2007-03-22

Family

ID=37432490

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2006/008837 WO2007031259A1 (fr) 2005-09-15 2006-09-12 Systeme d'aide au stationnement dans un vehicule automobile

Country Status (2)

Country Link
DE (1) DE102005044065A1 (fr)
WO (1) WO2007031259A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9047780B2 (en) 2012-11-16 2015-06-02 Robert Bosch Gmbh Collision mitigation systems and methods using driver attentiveness

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4339066A1 (de) * 1993-11-16 1995-05-18 Bosch Gmbh Robert Einparkhilfe mit Bremseingriff
DE19745127A1 (de) * 1997-10-13 1999-04-15 Daimler Chrysler Ag Vorrichtung und Verfahren zum Verhindern von Kollisionen eines Fahrzeugs mit einem Hindernis beim Einparken des Fahrzeugs
EP1018458A2 (fr) * 1999-01-07 2000-07-12 DaimlerChrysler AG Procédure et dispositif pour le freinage d'une automobile à courte distance d'un obstacle
EP1361458A1 (fr) * 2002-05-08 2003-11-12 Valeo Schalter und Sensoren GmbH Procédé pour opérer un système d'assistance pour garer et système d'assistance pour garer
EP1470977A1 (fr) * 2003-04-23 2004-10-27 Volkswagen Aktiengesellschaft Appareil d'assistance au parking et a la conduite pour un vehicule automobile

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19831262C2 (de) * 1998-07-11 2002-09-19 Wabco Gmbh & Co Ohg Einrichtung zur Unterstützung des Fahrers eines Nutzfahrzeuges bei Rückwärtsfahrt
DE19843367A1 (de) * 1998-09-22 2000-03-30 Daimler Chrysler Ag Rangierhilfesystem und Verfahren zum Betrieb eines solchen
DE10006682A1 (de) * 2000-02-15 2001-10-04 Continental Teves Ag & Co Ohg Verfahren und Vorrichtung zum Unterstützen des Anhaltens eines Kraftfahrzeugs vor einem Hindernis

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4339066A1 (de) * 1993-11-16 1995-05-18 Bosch Gmbh Robert Einparkhilfe mit Bremseingriff
DE19745127A1 (de) * 1997-10-13 1999-04-15 Daimler Chrysler Ag Vorrichtung und Verfahren zum Verhindern von Kollisionen eines Fahrzeugs mit einem Hindernis beim Einparken des Fahrzeugs
EP1018458A2 (fr) * 1999-01-07 2000-07-12 DaimlerChrysler AG Procédure et dispositif pour le freinage d'une automobile à courte distance d'un obstacle
EP1361458A1 (fr) * 2002-05-08 2003-11-12 Valeo Schalter und Sensoren GmbH Procédé pour opérer un système d'assistance pour garer et système d'assistance pour garer
EP1470977A1 (fr) * 2003-04-23 2004-10-27 Volkswagen Aktiengesellschaft Appareil d'assistance au parking et a la conduite pour un vehicule automobile

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9047780B2 (en) 2012-11-16 2015-06-02 Robert Bosch Gmbh Collision mitigation systems and methods using driver attentiveness

Also Published As

Publication number Publication date
DE102005044065A1 (de) 2007-03-29

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