WO2022002712A1 - Procédé d'adressage des capteurs d'un système d'assistance d'un véhicule - Google Patents

Procédé d'adressage des capteurs d'un système d'assistance d'un véhicule Download PDF

Info

Publication number
WO2022002712A1
WO2022002712A1 PCT/EP2021/067095 EP2021067095W WO2022002712A1 WO 2022002712 A1 WO2022002712 A1 WO 2022002712A1 EP 2021067095 W EP2021067095 W EP 2021067095W WO 2022002712 A1 WO2022002712 A1 WO 2022002712A1
Authority
WO
WIPO (PCT)
Prior art keywords
sensor
sensors
measuring
assistance system
control device
Prior art date
Application number
PCT/EP2021/067095
Other languages
German (de)
English (en)
Inventor
Dirk Schmid
Csaba Juhasz
Albrecht Klotz
Original Assignee
Robert Bosch Gmbh
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 Robert Bosch Gmbh filed Critical Robert Bosch Gmbh
Priority to CN202180053553.1A priority Critical patent/CN116018792A/zh
Publication of WO2022002712A1 publication Critical patent/WO2022002712A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L61/00—Network arrangements, protocols or services for addressing or naming
    • H04L61/50—Address allocation
    • H04L61/5038—Address allocation for local use, e.g. in LAN or USB networks, or in a controller area network [CAN]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2101/00—Indexing scheme associated with group H04L61/00
    • H04L2101/60—Types of network addresses
    • H04L2101/69—Types of network addresses using geographic information, e.g. room number

Definitions

  • the present invention relates to a method for addressing sensors of an assistance system of a vehicle and an arrangement for addressing sensors of an assistance system.
  • Assistance systems for vehicles are known, such as parking assistance systems, for example, which comprise a large number of usually identical ultrasonic sensors. Before the assistance system is started up for the first time, the sensors must be correctly addressed in order to be able to assign the sensor data of each sensor to a correct physical position relative to the other sensors. This usually requires complex hardware and / or a complex calibration process.
  • the method according to the invention with the features of claim 1 is characterized in that it is possible to address sensors of an assistance system in a particularly simple manner and with simple and inexpensive hardware.
  • This is achieved by a method for addressing sensors of an assistance system of a vehicle, the assistance system having a control device and a plurality of sensors.
  • the sensors are connected to the control device via an in particular common data bus.
  • the sensors are preferably designed identically.
  • Each sensor has an individual sensor identifier, which is, for example, a serial number.
  • the method comprises the following steps, each step being carried out for each sensor:
  • the position of the actuated sensor is determined by means of a measuring device which has one measuring sensor for each sensor.
  • the measuring sensors of the measuring device are arranged at predefined positions relative to one another.
  • the senor is first logically addressed before the sensor is geometrically addressed.
  • the identification of the sensor ID and the assignment of the logical address to the sensor based on the sensor ID can be viewed as logical addressing.
  • the control device preferably carries out this logical addressing. By means of this logical addressing, the control device can distinguish the sensors from one another and thus operate each sensor separately.
  • the geometric addressing comprises the steps of actuating exactly one sensor, in particular while all other sensors are not actuated, determining the position of the actuated sensor, and assigning the geometric address to the actuated sensor based on the determined position.
  • the relative positioning of the actuated sensor to the actuated sensors can be determined by the known, predefined arrangement of the measuring sensors.
  • the method is carried out until each of the sensors has both a logical address and a geometric address.
  • the control device can operate each sensor separately and also from assign each sensor recorded sensor data to a corresponding location of the sensor, so that an optimal function and accuracy of the assistance system can be ensured during operation.
  • the measuring device with the measuring sensors is preferably provided as a separate component, independent of the assistance system.
  • all sensors can be addressed by means of the measuring device, for example during manufacture and assembly of the assistance system, with the assistance system subsequently being able to be provided on its own without additional hardware.
  • the assistance system can thus be made available with a particularly simple structure and few components.
  • the above-described steps of the method can preferably be carried out immediately one after the other, so that exactly one sensor is always fully addressed before the next sensor is addressed.
  • the steps for different sensors can also be interchanged.
  • the logical addressing that is to say the identification of the sensor identifier and the assignment of a logical address, can first be carried out for all sensors before the further steps of the geometric addressing are carried out sequentially for all sensors.
  • the sensors are preferably ultrasonic sensors.
  • the assistance system is therefore, in particular, an ultrasound system that can be used for distance detection.
  • the assistance system can be used to detect the distance for a parking pilot system or another driver assistance system.
  • the ultrasonic sensors are preferably fastened at fixed positions in a trim part of the vehicle. In particular, they are Ultrasonic sensors are fastened in a bumper of the vehicle, with preferably at least 2 and a maximum of 12 ultrasonic sensors being provided per bumper.
  • the method further comprises the step of: storing the geometric address in a non-volatile memory of the sensor.
  • the geometric address can always be called up even without a power supply or after the connection between sensors and control device has been disconnected and after the connection has been re-established, in particular without having to carry out the method again.
  • the measuring sensor preferably detects a current signal by means of which the sensor is actuated by the control device.
  • each measuring sensor preferably has a current measuring unit which can be connected in particular to the corresponding sensor and / or a sensor line which connects the sensor to the data bus and / or the power supply. It can thus be reliably determined in a particularly simple and inexpensive manner which of the sensors is actuated by the control device.
  • the measuring sensor further preferably detects a magnetic field generated by the sensor.
  • each measuring sensor preferably has an induction coil, which in particular is arranged directly adjacent to the sensor. This provides a further inexpensive and simple possibility by means of which it can be reliably determined which of the sensors is actuated in order to determine the position of the actuated sensor in order to be able to assign the geometric address to it.
  • the measuring sensor preferably detects a sound signal generated by the sensor.
  • Each measuring sensor preferably has a microphone for this purpose.
  • the measuring sensors can be placed in front of each sensor in the direction of sound propagation, in which the ultrasonic sensors emit the ultrasonic signals. This makes it possible to provide a further simple and inexpensive possibility for precise identification of the sensor actuated by the control device.
  • the invention also leads to an arrangement for addressing sensors of an assistance system of a vehicle.
  • the arrangement comprises the assistance system and a measuring device.
  • the assistance system has a large number of sensors and a control device.
  • the sensors are connected to the control device via an in particular common data bus.
  • the measuring device has one measuring sensor for each sensor, the measuring sensors being arranged at predefined positions relative to one another.
  • the arrangement is set up to carry out the method described above.
  • the arrangement thus allows a particularly simple and inexpensive way of addressing the sensors of the assistance system. In particular, there is no need for complex hardware, such as separate cabling for each sensor directly with the control
  • the sensors are preferably ultrasonic sensors.
  • the assistance system is therefore, in particular, an ultrasound system that can be used for distance detection.
  • the assistance system can be used to detect the distance for a parking pilot system or another driver assistance system.
  • Each measuring sensor preferably has a current measuring unit.
  • Each current measuring unit can be connected to a sensor branch which connects exactly one sensor to the data bus and / or the power supply.
  • the current measuring unit can be designed as a current measuring terminal, which can be clamped onto the sensor branch for a particularly simple current measurement.
  • the current measuring terminal preferably measures the current inductively without a galvanic connection to the measurement object.
  • Each measuring sensor particularly preferably has an induction coil which is set up in particular to detect a magnetic field generated by the sensor.
  • Each instruction coil can preferably be arranged directly on exactly one sensor. That is to say, the induction coil can in particular be arranged directly adjacent to the sensor in order to generate a magnetic field caused by the actuation of the sensor in its vicinity capture. A further simple and inexpensive way of recognizing which of the sensors is being actuated can thus be provided.
  • Each measuring sensor preferably has a microphone.
  • An ultrasonic signal emitted by the sensor can thus be detected by means of the microphone in order to identify which of the sensors is being actuated.
  • the microphones for this purpose can be placed in front of each sensor in the direction of sound propagation, in which the ultrasonic sensors emit the ultrasonic signals. This makes it possible to provide a further simple and inexpensive possibility for precise identification of the sensor actuated by the control device.
  • Each measuring sensor preferably has a shielding device which partially surrounds the microphone.
  • the shielding device is aligned in such a way that the shielding device shields interfering noises, for example from neighboring sensors, and only allows sound signals from that sensor on which the microphone is arranged to propagate to the corresponding microphone.
  • it can be determined in a particularly reliable manner and with a particularly low probability of error which sensor of the large number of sensors is actuated.
  • the following method is also possible: When a sensor is activated, the signals from all measurement microphones are recorded simultaneously and, by comparing the signals, it is determined which microphone received the sound signal first and / or with the highest amplitude.
  • the assistance system preferably further comprises an interface which is set up to releasably connect the control device and the data bus to one another.
  • the control device can, for example, be arranged independently of the data bus and of the sensors, whereby particularly simple handling and high flexibility of the assistance system can be made possible.
  • a control device that is stationary on the vehicle can be used as the control device, wherein the data bus with the sensors can be mounted as an attachment on the vehicle and then connected to the control device.
  • the arrangement particularly preferably further comprises a trim part of the vehicle.
  • the assistance system is arranged in or on the trim part of the vehicle.
  • the sensors are fastened in fixed positions relative to one another in or on the cladding part.
  • the trim part can be a bumper of the vehicle.
  • the assistance system and the measuring device are preferably designed as separate components.
  • the addressing described offers the advantage that the sensors of the assistance system can be assigned a unique logical and geometric address with the aid of the measuring device, after which addressing the measuring device can preferably be removed and the assistance system can be handled separately.
  • Figure 1 is a simplified schematic view of an arrangement for
  • FIG. 2 shows a simplified schematic view of an arrangement for addressing sensors of an assistance system of a vehicle according to a second exemplary embodiment of the invention
  • FIG. 3 shows a simplified schematic view of an arrangement for addressing sensors of an assistance system of a vehicle according to a third exemplary embodiment of the invention.
  • FIG. 1 shows a simplified schematic view of an arrangement 1 for addressing sensors 2 of an assistance system 20 of a vehicle according to a first exemplary embodiment of the invention.
  • the arrangement 1 comprises the assistance system 20 and a measuring device 40.
  • the assistance system 20 is a driver assistance system 20 in the form of a parking assistant.
  • the assistance system 20 comprises a large number of sensors 2, which are ultrasonic sensors, in order to enable objects in the immediate vicinity to be recognized by transmitting and receiving ultrasonic signals.
  • the sensors 2 are connected to one another via a common data bus 25.
  • the sensors 2 are preferably supplied with power via the data bus 25, but a separate power supply line can also be present, which is laid parallel to the data bus 25 and branches off to the sensors 2 as it is.
  • a separate power supply line may be part of the sensor branch 21
  • the assistance system 20 also includes a control device 3 and an interface 5.
  • the interface is designed, for example, as a plug and enables the control device 3 and the data bus 25 to be detachably connected to one another.
  • the control device 3 is set up to control the sensors 2 and to receive data from the sensors 2.
  • the arrangement 1 comprises a trim part 100 of the vehicle, in which the sensors are arranged at fixed positions.
  • the trim part 100 is, for example, a bumper of the vehicle.
  • the sensors 2 are arranged at fixed positions in the trim part 100. Furthermore, all of the sensors 2 are identical, that is, they are constructed identically, with each sensor 2 having an individual sensor identifier, for example an individual serial number. For the optimal functioning of the assistance system 20, it is necessary that a distinction between the sensors 2 and an assignment of the respective position of each sensor 2 on the trim part 100 is known. For this purpose, after the sensors 2 have been installed in the cladding part 100, each sensor 2 must be addressed. In order to be able to undertake correct addressing of the sensors 2 in a simple manner, the method described below is provided. The method steps are described using exactly one sensor 2 as an example.
  • the sensor identification of the sensor 2 is identified by means of the control device 3.
  • the control device 3 then assigns the sensor 2 a logical address based on the sensor identification. This is also known as logical addressing. On the basis of the logical address, the control device 3 can control each of the sensors 2 separately and differentiate between them.
  • the sensor 2 is actuated, with none of the other sensors 2 being actuated.
  • the sensor 2 is actuated by the control device 3 in the same way as in normal operation, that is to say in such a way that the sensor 2 emits an ultrasonic signal.
  • a position of this actuated sensor 2 is determined relative to the further sensors 2.
  • the position of the actuated sensor 2 is determined by means of the measuring device 40.
  • the measuring device 40 has one measuring sensor 4 for each sensor 2.
  • Each measuring sensor 4 has a current measuring unit 4a in the form of a current measuring terminal, which is each connected to the corresponding sensor branch 21 of the sensor 2.
  • By actuating exactly one sensor 2 there is a current flow in exactly one of the sensor branches 21.
  • the measuring device 40 is designed in such a way that the measuring sensors 4 are arranged at predefined positions relative to one another. That is, the relative arrangement of the measuring sensors 4 is known. Thus, the Identify which sensor 2 of the plurality of sensors 2 is actuated, by means of the measuring device 40 the position of the actuated sensor 2 relative to the further sensors 2 can be determined.
  • the control device 3 and the measuring device 40 can be detachably connected to one another, so that the measuring device 40 can pass on the information about the position of the actuated sensor 2 to the control device 3.
  • a geometric address is assigned to the sensor 2 based on the determined position as a further step. This geometric address is stored in a non-volatile memory of the sensor 2 so that access to the geometric address is possible at any time.
  • the measuring device 40 can be separated from the assistance system 20, so that the trim part 100 with the assistance system 20 can later be mounted on the vehicle, for example, and is immediately available for use.
  • the control device 3 can also be separated from the data bus 25, with access to the sensors 2, which are still correctly addressed, also being possible in the event of a subsequent reconnection.
  • different control devices 3 can also be connected to the data bus 25.
  • FIG. 2 shows a simplified schematic view of an arrangement 1 for addressing sensors 2 of an assistance system 20 of a vehicle according to a second exemplary embodiment of the invention.
  • the second exemplary embodiment essentially corresponds to the first exemplary embodiment in FIG. 1 with the difference being an alternative determination of the actuated sensor 2.
  • the measuring sensors 4 of the measuring device 40 are each designed as induction coils 4b.
  • the induction coils 4b are set up to detect a magnetic field caused by the actuation of the sensor 2 in the immediate vicinity of the sensor 2.
  • the actuation of the sensor 2 is thus recognized in response to a recognized magnetic field on one of the induction coils 4b.
  • the induction coils 4b are in this case directly on a rear side of each sensor 2 arranged while the procedure is being carried out. This offers a further simple and inexpensive option for fast and unambiguous addressing of the sensors 2 of the assistance system 20.
  • FIG. 3 shows a simplified schematic view of an arrangement 1 for addressing sensors 2 of an assistance system 20 of a vehicle according to a third exemplary embodiment of the invention.
  • the third embodiment essentially corresponds to the first embodiment of FIG. 1 with the difference of a further alternative determination of the actuated sensor 2.
  • the measuring sensors 4 of the measuring device 40 are each designed as microphones 4c.
  • the microphones 4c are set up to record a sound signal which the sensor 2 generates when it is actuated. The actuation of the sensor 2 is thus recognized in response to a recognized sound signal at one of the microphones 4c.
  • the microphones 4c are placed in front of each sensor 2 so that the sound radiation from the sensor 2 is directed directly at the corresponding microphone 4c.
  • Each measuring sensor 4 additionally has a shielding device 4d which partially surrounds the corresponding microphone 4c and is open in the direction of the sensor 2. In this way, the shielding device 4d prevents the microphones 4c from being able to pick up interfering noises, for example from neighboring sensors 2, as a result of which the probability of errors when addressing the sensors 2 is reduced.
  • a further simple and inexpensive possibility is thus provided in order to be able to address the sensors 2 of the assistance system 20 quickly and precisely.
  • the screening of the microphones 4c can be dispensed with if additional features such as the time of the sound signal and / or the amplitude are recorded during the evaluation of the microphone signals and these features of all microphones 4c are compared with one another. The earliest point in time of the received sound signal or the greatest amplitude characterizes the location of the sound emission.
  • a Measuring device 40 which can determine the position of the actuated sensor 2 based on the current measurement and / or the magnetic field measurement and / or the sound measurement. That is, the measuring sensors 4 of such a measuring device 40 can have both current measuring units 4a and induction coils 4b and / or microphones 4c.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Traffic Control Systems (AREA)

Abstract

L'invention concerne un procédé pour adresser des capteurs (2) d'un système d'assistance (20) d'un véhicule, le système d'assistance (20) comprenant un dispositif de commande (3) et une pluralité de capteurs (2), les capteurs (2) étant connectés au dispositif de commande (3) au moyen d'un bus de données (25), et chaque capteur (2) ayant un identifiant de capteur individuel. Le procédé comprend les étapes suivantes pour chaque capteur (2) : - identifier l'identifiant du capteur (2) ; - attribuer une adresse logique au capteur (2) sur la base de l'identifiant du capteur ; - actionner le capteur (2) ; - déterminer une position du capteur actionné (2) par rapport aux autres capteurs (2) ; et - attribuer une adresse géométrique au capteur (2) sur la base de la position déterminée. La position du capteur (2) actionné est déterminée au moyen d'un dispositif de mesure (40) qui comporte un capteur de mesure (4) par capteur (2). Les capteurs de mesure (4) sont disposés dans des positions prédéfinies l'un par rapport à l'autre.
PCT/EP2021/067095 2020-06-30 2021-06-23 Procédé d'adressage des capteurs d'un système d'assistance d'un véhicule WO2022002712A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202180053553.1A CN116018792A (zh) 2020-06-30 2021-06-23 用于对车辆的辅助系统的传感器定址的方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102020208072.0A DE102020208072A1 (de) 2020-06-30 2020-06-30 Verfahren zur Adressierung von Sensoren eines Assistenzsystems eines Fahrzeugs
DE102020208072.0 2020-06-30

Publications (1)

Publication Number Publication Date
WO2022002712A1 true WO2022002712A1 (fr) 2022-01-06

Family

ID=76958910

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2021/067095 WO2022002712A1 (fr) 2020-06-30 2021-06-23 Procédé d'adressage des capteurs d'un système d'assistance d'un véhicule

Country Status (3)

Country Link
CN (1) CN116018792A (fr)
DE (1) DE102020208072A1 (fr)
WO (1) WO2022002712A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2090897A1 (fr) * 2008-02-18 2009-08-19 Robert Bosch Gmbh Attribution des adresses aux unités de transmission et réception d'un système à ultrasons
DE102008000571A1 (de) * 2008-03-07 2009-09-10 Robert Bosch Gmbh Adressierung von Sende- und Empfangseinheiten einer Ultraschallabstandsmesseinrichtung
EP2101190A1 (fr) * 2008-03-14 2009-09-16 Robert Bosch GmbH Attribution des adresses aux unités de transmission et réception d'un système à ultrasons
DE202018103015U1 (de) * 2018-05-29 2018-06-13 Ebm-Papst Mulfingen Gmbh & Co. Kg Positionserfassungsvorrichtung zur Autoadressierung mit Positionsbestimmung von Busteilnehmern

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4639969B2 (ja) 2005-06-01 2011-02-23 株式会社デンソー 車両用障害物検知装置
DE102008002149A1 (de) 2008-06-02 2009-12-03 Robert Bosch Gmbh Verfahren zur Konfiguration eines ultraschallbasierten Fahrerassistenzsystems und korrespondierender Ultraschallsensor
DE102013226376A1 (de) 2013-12-18 2015-06-18 Robert Bosch Gmbh Verfahren zur Sensoranbindung
DE102020100425B3 (de) 2019-02-08 2020-06-04 Elmos Semiconductor Aktiengesellschaft Vorrichtung zur Autokonfiguration von automobilen Ultraschallsensoren an verschiedenen Datenbussen und entsprechendes Verfahren

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2090897A1 (fr) * 2008-02-18 2009-08-19 Robert Bosch Gmbh Attribution des adresses aux unités de transmission et réception d'un système à ultrasons
DE102008000571A1 (de) * 2008-03-07 2009-09-10 Robert Bosch Gmbh Adressierung von Sende- und Empfangseinheiten einer Ultraschallabstandsmesseinrichtung
EP2101190A1 (fr) * 2008-03-14 2009-09-16 Robert Bosch GmbH Attribution des adresses aux unités de transmission et réception d'un système à ultrasons
DE202018103015U1 (de) * 2018-05-29 2018-06-13 Ebm-Papst Mulfingen Gmbh & Co. Kg Positionserfassungsvorrichtung zur Autoadressierung mit Positionsbestimmung von Busteilnehmern

Also Published As

Publication number Publication date
DE102020208072A1 (de) 2021-12-30
CN116018792A (zh) 2023-04-25

Similar Documents

Publication Publication Date Title
DE102015216494A1 (de) Verfahren und Vorrichtung zur Erkennung wenigstens einer Sensorfunktion wenigstens eines ersten Sensor wenigstens eines ersten Fahrzeugs
DE102017220466B3 (de) Verfahren zum Überprüfen der Funktionsfähigkeit mindestens einer Komponente eines Kraftfahrzeugs und Kraftfahrzeug
DE102014115000B4 (de) Verfahren zum Betreiben einer Ultraschallsensorvorrichtung eines Kraftfahrzeugs, Ultraschallsensorvorrichtung, Fahrerassistenzsystem sowie Kraftfahrzeug
DE102008000571A1 (de) Adressierung von Sende- und Empfangseinheiten einer Ultraschallabstandsmesseinrichtung
DE10152340A1 (de) System und Verfahren zur Überwachung der Räder eines Kraft-fahrzeuges
EP2237119B1 (fr) Procédé de vérification du fonctionnement d'un système d'assistance au conducteur d'un véhicule automobile et véhicule automobile
DE102014224509B3 (de) Verfahren zur Überprüfung der Einbauposition wenigstens eines Entfernungssensors im Stoßfänger eines Fahrzeugs und Verwendung des Verfahrens
WO2022002712A1 (fr) Procédé d'adressage des capteurs d'un système d'assistance d'un véhicule
WO2007079711A1 (fr) Système d’antennes, système de contrôle d’accès pour un véhicule automobile et procédé de diagnostic
EP1739654A2 (fr) Procédé destiné au fonctionnement d'un dispositif de microphone multiple dans un véhicule automobile tout comme dispositif de microphone multiple
DE102018220605A1 (de) Kraftfahrzeugnetzwerk und Verfahren zum Betreiben eines Kraftfahrzeugnetzwerks
EP2101190B1 (fr) Attribution des adresses aux unités de transmission et réception d'un système à ultrasons
DE102020209469A1 (de) Sensor-Anordnung eines Fahrzeugs
WO2016156377A1 (fr) Procédé pour mettre à disposition, sur une interface de communication, des informations concernant la hauteur d'un objet dans une zone environnante d'un véhicule à moteur, dispositif capteur, dispositif de traitement et véhicule à moteur
EP2772043B1 (fr) Procédé d'attribution automatique d'un indicatif spécifique à chaque capteur d'une pluralité de capteurs d'un véhicule automobile, système et dispositif informatique
WO2022033964A1 (fr) Ensemble capteur d'un véhicule
DE102016224580B3 (de) Prüfverfahren für einen Betätigungsschalter einer Funktionseinheit eines Kraftfahrzeugs
DE102018202296A1 (de) Radarsensor-System und Verfahren zum Betreiben eines Radarsensor-Systems
DE112019006306T5 (de) Kommunikationssystem
DE102020210151A1 (de) Anordnung zur Adressierung von Sensoren eines Assistenzsystems eines Fahrzeugs
DE102020210156A1 (de) Sensor-Anordnung eines Fahrzeugs
WO2004061405A2 (fr) Procede et systeme pour analyser des erreurs de blocs electroniques de vehicules et bloc electronique correspondant
EP2265972B1 (fr) Adressage d'unités émettrices et réceptrices d'une installation de mesure de distance à ultrasons
DE102005031724B4 (de) Verfahren und Vorrichtung zur Diagnose von elektronischen Systemen eines Kraftfahrzeugs
DE102021102478A1 (de) Verfahren zum Bestimmen von relativen Positionen von Ultraschallsensoren, Computerprogramm, elektronische Rechenvorrichtung sowie Ultraschallsensorvorrichtung

Legal Events

Date Code Title Description
NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 21742728

Country of ref document: EP

Kind code of ref document: A1