Valeo Schalter Und Sensoren Gmbh

Jean-Francois Bariant

Anto Michael

Markus Heimberger

Malte Joos

Frank Blinkle

Jens Bammert

Tino Milschewski

Roland Geiger

Simon Kossmann

Daniel Schuler

Mathieu Baicry

Mathieu Bulliot

Wael Guechai

Ayman Mahmoud

Frank Blinkie

Charles Thin

Piotr Szczytowski

Mahmoud Shalaby

Matthias Thomen

Stefanie Sattler

Steffen Luecker

Axel Durbec

Tobias Schwalb

Nicole Wagemann

Manuel Kreibich

Abraham Anoop

Thorsten Seifert

A method for providing a digital sensor signal (DS) from an ultrasonic sensor () for signal transmission to a signal receiver () is disclosed, in which a digital output signal (OS) from the ultrasonic sensor () is processed to form the digital sensor signal for signal transmission. Provision is made for the processing to comprise the following steps: (i) determining a signal change (SC) of successive values of the output signal (OS), (ii) scaling this signal change (SC) by means of a variable scaling factor (SF) which is specified by a scaling scheme known to the ultrasonic sensor () and the signal receiver (), and (iii) outputting the scaled signal change (SC) as the digital sensor signal (DS). A corresponding apparatus () is disclosed for creating a digital sensor signal (DS) from an ultrasonic sensor () for signal transmission to a signal receiver (), to a corresponding ultrasonic sensor device with an ultrasonic sensor () and such an apparatus (), and to a corresponding ultrasonic sensor system ().

Method and apparatus for providing a digital sensor signal from an ultrasonic sensor

A method for correcting a position of a vehicle when parking in a parking space. The method includes determining the position of the vehicle on the basis of odometry information, sensing ultrasonic signals from a linear object, carrying out a method for simultaneous localization and mapping (SLAM) on the basis of the linear object and the ultrasonic signals, and correcting the position of the vehicle A control device for a driving support system of a vehicle is also disclosed, which is designed to receive odometry information of the vehicle, to receive ultrasonic signals from at least one ultrasonic sensor of the driving support system, and to carry out the aforementioned method. A driving support system for a vehicle with an aforementioned control device and with at least one ultrasonic sensor is disclosed. The invention likewise relates to a vehicle with an aforementioned driving support system.

Correcting a position of a vehicle with SLAM

The invention relates to a method for the classification of parking spaces in a surrounding region of a vehicle with a driver support system, wherein the vehicle comprises at least one first surroundings sensor and a second surroundings sensor, comprising the steps of receiving first sensor data out of the surrounding region by the driver support system from the at least one first surroundings sensor, recognizing a parking-space-like partial region of the surrounding region in the first sensor data, requesting second sensor data acquired by the at least one second surroundings sensor out of the parking-space-like partial region by the driver support system as soon as the parking-space-like partial region is recognized in the first sensor data, transmitting the requested second sensor data to a vehicle-side computing unit comprising a deep neural network (DNN), and classifying the parking-space-like partial region into categories with the DNN, wherein the categories comprise legal, parkable parking spaces and illegal, non-parkable parking spaces. The invention also relates to a driver support system, in particular a parking assistance system, for a vehicle for the acquisition of parking spaces. The invention further relates to a vehicle with a driver support system.

Method for the classification of parking spaces in a surrounding region of a vehicle with a neural network

A method for manoeuvring a motor vehicle is disclosed. In the method, a trajectory for manoeuvring the motor vehicle is determined. During the manoeuvring of the motor vehicle along the trajectory, a notification distance, which describes a distance to a turning point of the trajectory, and a collision distance, which describes a distance to an object in a surrounding of the motor vehicle, are determined. Based on the notification distance and the collision distance, a distance to go until the actuation of a brake system of the motor vehicle is determined. Based on changes in the time curve of the notification distance, a corrected notification distance is determined in an ongoing manner. Based on changes in the time curve of the collision distance, a corrected collision distance is determined in an ongoing manner. The distance to go is determined based on the corrected notification distance and the corrected collision distance.

Method for manoeuvring a motor vehicle comprising determination of a distance to go for brake actuation, control unit, driver assistance system, and motor vehicle

The invention relates to a method for operating an ultrasonic sensor apparatus () for a motor vehicle (), in which a diaphragm of a first ultrasonic sensor () is excited to emit a first ultrasonic signal using a frequency-modulated first excitation signal () and a diaphragm of a second ultrasonic sensor () is excited to emit a second ultrasonic signal using a frequency-modulated second excitation signal, wherein the diaphragm of the first ultrasonic sensor () and the diaphragm of the second ultrasonic sensor () have the same resonant frequency (fR), wherein the first excitation signal () comprises a first frequency range (fa) and the second excitation signal comprises a second frequency range (fb) that differs from the first frequency range (fa), wherein a temporal profile of a maximum amplitude (Am) of the first excitation signal () and a temporal profile of a maximum amplitude (Am) of the second excitation signal are changed.

Method for operating an ultrasonic sensor apparatus for a motor vehicle with adaptation of a temporal profile of an amplitude in frequency-modulated excitation signals

A method for detecting an object in a surrounding region of a motor vehicle is disclosed. In each of a plurality of temporally sequential measurement cycles a raw signal is received, which describes an ultrasonic signal of an ultrasonic sensor reflected in the surrounding region, the raw signal is compared with a predetermined ground threshold value curve, and a signal component of the raw signal that is to be tracked which exceeds the ground threshold value curve is detected and assigned to the object, and the object is tracked in the measurement cycles on the basis of the detected signal component that is to be tracked, wherein to track the object after recognition of the signal component that is to be tracked, in the subsequent measurement cycles, signal peaks of the raw signal are detected, and an assignment to the object is checked for the detected signal peaks.

Method for detecting an object in a surrounding region of a motor vehicle with the aid of an ultrasonic sensor with improved filtering of ground reflections, control device, ultrasonic sensor apparatus and motor vehicle

The invention relates to a method for generating a surroundings map () of a surroundings area () of a motor vehicle (), in which method the surroundings area () is captured by way of at least one sensor, in particular ultrasound sensor (), on the motor vehicle, wherein capturing of the surroundings area () by way of the at least one sensor () is performed at at least two different points in time (T, T), and in a manner dependent on said surroundings clearance situations detected in each case in a manner dependent on items of sensor information at the points in time (T, T), a decision is made as regards whether an object () which is at least supposedly situated in the surroundings area () in at least one surroundings clearance situation is, upon an updating of the surroundings map (), displayed on the then updated surroundings map (). The invention also relates to a driver assistance system () and to a motor vehicle ().

Method for generating a surroundings map, and driver assistance system

The invention relates to a method for assessing an affiliation of a sensing point () to an object in a surrounding area () of a motor vehicle (), in which the sensing point () is sensed using a first sensor device () of the motor vehicle (), and a fuzziness zone () characterizing a positional fuzziness of the sensing point () is formed around the sensing point (), wherein the assessment of the affiliation of the sensing point () to the object takes into consideration at least one position of a further sensing point () of the object, wherein an overall fuzziness zone () is formed on the basis of the fuzziness zone () of the sensing point (), and the affiliation of the sensing point () to the object is acknowledged if the sensing point () and the further sensing point () are situated in an area formed by the overall fuzziness zone (). The invention also relates to a driver assistance system () and a motor vehicle ().

Method for assessing an affiliation of a sensing point to an object in a surrounding area of motor vehicle, and driver assistance system

The invention relates to a method for detecting at least one object () in surroundings () of a motor vehicle (), in which a first sensor () is actuated to emit a sensor signal, sensor data are received from a second sensor (), which describe the sensor signal reflected from the at least one object (), a fuzzy feature (x) is determined from the sensor data as an object feature (x, x, x) for describing the at least one object (), wherein the fuzzy feature (x) describes a distance between the at least one object () and the first sensor () and a distance between the at least one object and the second sensor (), wherein the fuzzy feature (x) is described as an ellipse (x), a further object feature (x, x), which describes the at least one object (), is determined on the basis of sensor data of at least one further measurement of the first and/or the second sensor (), the further object feature (x, x) and the fuzzy feature (x) are transferred using an innovation function (h) into a common state space, wherein the innovation function (h) describes a similarity between the fuzzy feature (x) and the further object feature (x, x), and a merged object feature is determined from the further object feature (x, x) on the basis of the innovation function (h).

Method for improving a detection of at least one object in surroundings of a motor vehicle by way of an indirect measurement by sensors, controller, driver assistance system, and motor vehicle

A method is provided for providing information about an object sensed in a surrounding area of a motor vehicle, in which the surrounding area is sensed using a sensor device of the motor vehicle. Additionally, a piece of information is provided on a communication interface in the motor vehicle. A piece of height information for the object is stored as information in a sensor-device-end control unit and this information is provided on the communication interface connected to the sensor-device-end control unit for the purpose of transmission to and further processing with a further control unit of a processing device that comprises the two control units and that is configured to create a map of the surrounding area.

Method for providing height information for an object in a surrounding area of a motor vehicle on a communication interface sensor device, processing device and motor vehicle

The invention relates to a method for the at least semi-autonomous maneuvering of a motor vehicle (), in which a relative position between the motor vehicle () and at least one object () in a surrounding area () of the motor vehicle () is detected by means of a sensor device () of the motor vehicle (), a travel trajectory () for travel of the motor vehicle () past the at least one object () is determined on the basis of the detected relative position, and a collision distance, which describes a distance between the motor vehicle () and the at least one object () during the travel along the determined travel trajectory (), is determined, wherein before the travel of the motor vehicle () along the travel trajectory () an uncertainty area (a, a') is determined between the motor vehicle () and the at least one object (), and the collision distance is adjusted as a function of the determined uncertainty area (a, a&#x2032;), and the travel of the motor vehicle () along the travel trajectory () is controlled as a function of the adjusted collision distance.

Method for the at least semi-autonomous manoeuvring of a motor vehicle, driver assistance system and motor vehicle

The invention relates to a method for identifying at least one object () in a surrounding area () of a motor vehicle (), in which the motor vehicle () is moved relative to at least one object () and, while the motor vehicle () is moved relative to the at least one object (), a measurement cycle is performed at each of a plurality of successive times, wherein each measurement cycle involves an ultrasonic sensor () of the motor vehicle () being used to transmit an ultrasonic signal, and a feature () being determined that describes a position value, which describes a position of the at least one object () and which is ascertained on the basis of a first received echo of the ultrasonic signal, and a presence of a second echo of the ultrasonic signal that is received within a predetermined period of time after the first echo, wherein the respective features () are associated with a cluster () on the basis of their position value, and the features () of the cluster () are signalled as belonging to the at least one object () on the basis of the presence of the second echo.

Method for identifying at least one object in a surrounding area of a motor vehicle by means of an ultrasonic sensor, driver assistance system and motor vehicle

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Bietigheim-Bissingen, Germany

Jean-Francois Bariant