Continental Teves AG & Co. oHG Patent applications |
Patent application number | Title | Published |
20160137178 | Method for Controlling an Electromechanical Actuator, and Control Device - A method and control system for controlling an electromechanical actuator ( | 05-19-2016 |
20160107496 | AIR SPRING - An air spring for vehicles, having an air spring bellows clamped in an air-tight manner between an air spring cover and an air spring rolling piston. The air spring bellows is made of a composite material consisting of an elastomer material having on or more embedded reinforcing layers, which bellows, along with the air spring cover and the air spring rolling piston, delimits a working chamber filed with compressed air and, by forming a rolling fold, rolls over the air spring rolling piston. The air spring bellows includes a first air spring bellows section and a second air spring bellows section joined together in an overlap region and having reinforcing layers running at a different angle to a longitudinal axis L of the air spring. The first and second air spring bellows sections are separated by a freely movable clamp joint arranged in the overlap region. | 04-21-2016 |
20160059655 | AIR SPRING, IN PARTICULAR FOR VEHICLES - An air spring, in particular for vehicles, which is clamped with an air spring piston and an air spring cover between the chassis and the vehicle body of a motor vehicle, including an air spring bellows, which is sealingly fixed on the air spring cover and air spring piston, is made of an elastomeric material, at least partially delimits a working chamber filled with compressed air, and which unrolls to form at least one rolling fold on the air spring piston, wherein an end region of the air spring bellows is secured on a clamping section of the air spring cover by a clamping ring. An additional ring is provided, which is arranged in the end region of the air spring bellows and outside the clamping section in order to relieve the clamping ring, wherein the inner diameter thereof substantially corresponds to an inner diameter of the clamping ring. | 03-03-2016 |
20160039412 | METHOD AND SYSTEM FOR PREVENTING A FOLLOWING VEHICLE FROM DRIVING UP ON A VEHICLE DRIVING DIRECTLY IN FRONT AND USE OF THE SYSTEM - A method and system for preventing a following vehicle from driving up on a vehicle driving directly in front. The following vehicle detects a behavior of the vehicle driving directly in front by sensor information and a behavior of at least one vehicle driving in front by vehicle-to-X information. The vehicle-to-x information requests an intervention in the steering of the following vehicle by a steering angle to be set and/or an intervention in the braking of the following vehicle by a deceleration to be set in order to prevent driving up on the vehicle, and wherein the steering angle and/or the deceleration requested by the vehicle-to-X information is greater than a steering angle and/or a requested deceleration requested by the sensor information and/or driver inputs. The intervention is only carried out if the steering angle and/or the deceleration is confirmed by sensor information and/or driver inputs. | 02-11-2016 |
20160039397 | METHOD FOR DETERMINING THE CONDITIONS OF AN UNDERLYING SURFACE DURING UNBRAKED OR BRAKED TRAVEL OF A VEHICLE - A method for determining the conditions of an underlying surface during unbraked or braked travel of a vehicle by a wheel-specific characteristic variable which is derived from a change over time in the wheel speed detected at at least one vehicle wheel. According to invention there is provision that a) a jolt signal is formed by double differentiation of the wheel speed, b) in order to form the characteristic variable the difference between the absolute value of the jolt signal and a tolerance value is summed or integrated over time, and c) the condition of the underlying surface is determined by comparing the characteristic variable with an oscillation signal threshold value. | 02-11-2016 |
20160001728 | METHOD AND DEVICE FOR DETECTING THE PRESENCE OF OBJECTS IN A PASSENGER COMPARTMENT OF A VEHICLE - A method and device for detecting the presence of objects in a passenger compartment of a vehicle, wherein electromagnetic signals are radiated into the passenger compartment. The signals are reflected in accordance with at least one object property of at least one object that is present in the passenger compartment. The reflected signals are received and are evaluated with regard to the at least one object property. The method is performed by a vehicle-to-X communication device that communicates wirelessly. | 01-07-2016 |
20150362339 | METHOD FOR PRODUCING A SENSING DEVICE - A sensor for detecting a position of an encoder magnet in a direction of motion, including: a first coil extending in the direction of motion, a second and third coil, which are aligned with the first coil and which are arranged symmetrical to each other with respect to a point of symmetry as observed in the direction of motion and which accordingly form a first and second transformer with the first coil, the transformation ratio of which transformers depends on the position of the encoder magnet, and a magnetic asymmetry, which changes the transformation ratio of one of the transformers with respect to the other transformer. | 12-17-2015 |
20150360625 | DETERMINATION OF THE POSITION OF STRUCTURAL ELEMENTS OF A VEHICLE - A device and a method for determining a position of one or more structural elements of a vehicle the position of which can be changed and a change in the position of which alters external dimensions of the vehicle. | 12-17-2015 |
20150351252 | METHOD FOR PRODUCING AN ELECTRONIC ASSEMBLY - A method for producing an electronic assembly in which an electronic component supported on a wiring support is encapsulated with an encapsulation material, the method including: -arranging the electronic component on the wiring support in such a manner that a stress applied onto the electronic component by the encapsulation material falls below a predetermined value; and -encapsulating the electronic component with the encapsulation material. | 12-03-2015 |
20150345948 | SENSOR DETECTING A ROTATION OF AN OBJECT - A sensor for detecting a rotation rate of an object, including: a sensor element, which is designed to vibrate at an angle to the rotation axis of the rotation rate to be detected at an excitation frequency on a resetting element fastened in a spatially fixed manner to the object, such that the sensor element is deflected at a reaction frequency in a reaction direction at an angle to the rotation axis and at an angle to the vibration direction owing to the Coriolis force; and a measuring transducer, which is designed to detect the vibration in the reaction direction wherein the vibratable sensor element is formed in such a manner that a comparison of a temperature-dependent displacement of a frequency spacing between the excitation frequency and the reaction frequency and a temperature-dependent position of the sensor element on the object satisfies a predefined condition. | 12-03-2015 |
20150332832 | CORRECTION OF ANGLE ERRORS IN PERMANENT MAGNETS - At least two partial magnets mechanically connected to each other. The length of each partial magnet runs in the main magnetisation direction of each partial magnet and/or in the main direction in which a partial magnet can be magnetised or in which its magnetisation is intended, and defines a first side and a second side as opposed regions at the ends of the partial magnet in respect of its length The at least two partial magnets are arranged in sequence in respect of their lengths and connected to each other. Deviations in the direction of the magnetisation and/or magnetisability of the first partial magnet deviating from the main magnetisation direction and/or main direction of magnetisability reduce and/or substantially compensate for the deviations in the direction of the magnetisation and/or magnetisability of the other or of the adjacent partial magnet deviating from the main magnetisation direction and/or main direction of magnetisability. | 11-19-2015 |
20150330523 | PRESSURE MEDIUM CONTAINER FOR A HYDRAULIC MOTOR VEHICLE BRAKE SYSTEM - A pressure medium container for a hydraulic motor vehicle brake system. A pressure medium container is provided including a container casing the interior of which can be filled with a pressure medium via a filler pipe and is closed off by a closure cap fixed to the filler pipe. A sealing element made from an elastomeric material is provided between the filler pipe and a bottom of the closure cap. The sealing element has a valve which rests on a support pedestal arranged on the closure cap is closed in a non-actuated initial state and reaches an opened actuated state under the control of differential pressure, whereby a pressure is equalized between an interior of the pressure medium container and an ambient atmosphere. Direction-dependently, the valve has different valve opening resistances. | 11-19-2015 |
20150316395 | SENSOR FOR DETECTING THE POSITION OF AN ENCODER ELEMENT - The sensor for detecting the position of a generator element which outputs a position-dependent physical variable, the sensor includes a transducer for converting the physical variable into an electric generator signal, a circuit on a wiring support for receiving the generator signal from the transducer and outputting a measurement signal that corresponds to the generator signal and a protective compound which at least partially surrounds the transducer and the wiring support, thus retaining the transducer on the wiring support. | 11-05-2015 |
20150309181 | METHOD FOR PROVIDING A GNSS SIGNAL - The invention relates to a method for providing a global navigation satellite system signal, referred to as a GNSS signal in the following, for determining a position of a vehicle, the method including: receiving an unfiltered GNSS signal, filtering the unfiltered GNSS signal on the basis of an ambient condition around the vehicle, and emitting the filtered GNSS signal. | 10-29-2015 |
20150302751 | Method and Device for the Automated Braking and Steering of a Vehicle - A method for the automated braking and steering of a vehicle is specified, wherein at least one system for detecting the vehicle's surroundings is provided. The sequence of an automated steering and/or braking intervention is determined based on a relative speed with respect to a collision object. | 10-22-2015 |
20150274138 | Electrohydraulic or Electromechanical Motor Vehicle Control Device - The invention relates to an electrohydraulic and/or electromechanical motor vehicle control device (I), in particular for a motor vehicle brake system, including an electronic control unit ( | 10-01-2015 |
20150240893 | COMBINED VEHICLE BRAKE - A combined vehicle brake having a hydraulically actuable driving brake and an electromechanically actuable parking brake device. In a brake housing, a hydraulic operating pressure space is bounded by a brake piston chargeable with hydraulic pressure medium to carry out normal braking. The brake piston is actuable along a longitudinal axis of the piston, and the parking brake device acts on the brake piston by a gearing converting the rotational movement of an electromechanical actuator into a translation movement and bringing about an actuation of the brake piston in order to carry out parking brake operations and keeping the brake piston in the actuated position. The gearing has a threaded spindle and a threaded nut which are in contact with each other via a plurality of rolling bodies. The frictional moment transmitted by the further axial bearing is higher than the returning torque of the threaded spindle. | 08-27-2015 |
20150231944 | PNEUMATIC SPRING SYSTEM INCORPORATING OVERLOAD DETECTION - A computer-implemented method for monitoring a load on a rear axle and/or a front axle of a chassis, wherein a level control system raises the chassis to a predetermined level by a raising operation after a loading operation and/or after an alteration in a level of the chassis, wherein the method includes the following steps: determination of the load on the rear axle and/or the front axle of the chassis, wherein determination is performed continuously after initiation of the raising operation; comparison of the load determined with a predefined limiting value; and adaptation of the raising operation if the limiting value is exceeded or undershot. | 08-20-2015 |
20150224925 | Method for Determining a State of a Pavement from Surroundings Sensor Data - The invention relates to a method/a device for determining a state of a pavement from surroundings sensor data. | 08-13-2015 |
20150219696 | METHOD AND CIRCUIT FOR CHECKING THE PLAUSIBILITY OF A CURRENT SENSOR MEASUREMENT RESULT - A method for checking the plausibility of a measurement result for an electric current by a current sensor connected to an electrical circuit, the method including: making a predetermined change to the switching state of the electrical circuit; detecting, by the current sensor, a change to the electric current resulting from the change to the switching state as a measurement result; and checking the plausibility of the measurement result by contrasting the change to the switching state and the change to the electric current. | 08-06-2015 |
20150210138 | AIR SPRING MODULE - An air spring module including an air spring and a shock absorber for springing and damping vibrations of a motor vehicle chassis, including—at least two working chambers filled with compressed air and connectable via at least one valve, an air spring cover, a rolling bellows fixed to the air spring cover in an air-tight manner and at least partly delimits a first working chamber filled with compressed air, and a rolling piston, which is fixed to a cylindrical tube of the shock absorber and on which the rolling bellows rolls. A second and a third working chamber are arranged one above the other in the rolling piston so as to surround the cylindrical tube. The working chambers are separated from each other by an intermediate floor provided in the rolling piston and can be connected to the first working chamber via switchable valves arranged in the rolling piston. | 07-30-2015 |
20150189783 | WIRING DEVICE FOR WIRING AN ELECTRONIC APPARATUS - A wiring device for wiring an electronic apparatus including an interface, a conductor track and a component fitting island that is connected to the interface via the conductor track that is set up to carry an electronic component and to make electrical contact with the interface via the electrical conductor track, wherein the component fitting island is free of a web element that is set up to hold the component fitting island on a support element during a housing process housing the component fitting island. | 07-02-2015 |
20150127189 | METHOD AND SYSTEM FOR AUTONOMOUS TRACKING OF A FOLLOWING VEHICLE IN THE LANE OF A LEADING VEHICLE - A method and system for autonomous tracking of a following vehicle on the track of a leading vehicle. A lead message is received by the following vehicle and rejected by the following vehicle or confirmed with a follow message. After receipt of the follow message, a first element of coordination information for coordination of the autonomous tracking is sent to the following vehicle by the leading vehicle. A second element of coordination information is detected for coordination of the autonomous tracking by environment sensors of the following vehicle on the basis of movements of the leading vehicle. The first and second elements of coordination information are compared by the following vehicle. In the case of a matching comparison result, the autonomous tracking is performed corresponding to the first and second elements of coordination information and, in the case of a deviating comparison result, the autonomous tracking is ended. | 05-07-2015 |
20150061854 | METHOD FOR PROVIDING HAPTIC INFORMATION TO THE DRIVER OF A MOTOR VEHICLE - The invention relates to a method for providing haptic information to the driver of a motor vehicle, equipped with a brake-by-wire brake system, about the operating state of the brake system, in which method the brake pedal characteristic is generated by a pedal travel simulator, in the form of a functional relationship between the brake pedal opposing force and the brake pedal travel, and is modified as a function of an operating state. In order to provide the driver with the haptic information channel via which electronically controlled information can be communicated to the driver during braking, without the impression of a defect arising, the invention proposes that a basic brake pedal characteristic is generated by a passive simulator spring which assigns pedal travel, on which pedal return travel transporting the haptic information is superimposed, to a given pedal force in an unchanging, constant relationship. | 03-05-2015 |
20150046020 | Orientation Model for a Sensor System - A sensor system for arrangement in a vehicle includes a plurality of sensor elements, a satellite navigation system, and a signal processing device. The signal processing device calculates and/or uses a first group of data of physical variables, whose values relate to a vehicle coordinate system, and calculates and/or uses a second group of data of physical variables, whose values relate to a world coordinate system, for describing the orientation and/or dynamic variables of the vehicle in the world. | 02-12-2015 |
20150033839 | MAIN BRAKE CYLINDER HAVING A DEVICE FOR THE CONTACTLESS MONITORING OF THE POSITION AND MOVEMENT OF A LINEARLY MOVABLE PISTON - A main brake cylinder, for use within an electronic braking system for motor vehicles, having a device for contactless monitoring of a position of a piston that can be linearly moved along a piston axis. The device includes a movable element and a sensor unit. The sensor unit is fixedly arranged on a housing of the main brake cylinder and is connected to an electronic evaluation unit for processing signals from the device. According to the invention, in order to further increase function precision, to lower manufacturing expenditure, number of components, and costs, to reduce overall length, and to improve calibration options, a magnetic field is realized such as to be emittable from the sensor unit, and a yoke is dedicated to the piston for position-dependently changing the magnetic field such that said change can be detected by the sensor unit. | 02-05-2015 |
20150028666 | POWER BRAKE SYSTEM - The invention relates to a spring-force brake system having a brake operating unit, having at least one sensor for detecting a driver braking demand upon operation of the brake operating unit by the driver, having at least one actuation unit for setting and regulating a braking force. For this purpose, it is provided according to the invention that at least one primary electronic control and regulating unit is provided which is connected at the signal input side to at least one sensor and which activates the actuation unit as a function of or on the basis of the signals of the sensor, and that at least one secondary control and regulating unit is provided which is connected at the signal input side to at least one sensor and which activates the actuation unit on demand on the basis of or as a function of signals of the sensor. | 01-29-2015 |
20150021978 | METHOD FOR OPERATING A BRAKE SYSTEM, AND BRAKE SYSTEM - A method and system for operating a brake system for motor vehicles, including a plurality of wheel brakes for which wheel-individual nominal pressure includes an electrically controllable pressure supply device, to provide a brake system pressure for actuating the wheel brakes. The brake system pressure provided by the pressure supply device can be determined. An electrically controllable inlet valve and electrically controllable outlet valve per wheel brake adjust wheel-individual brake pressures. At least one outlet valve is analogized for analog-controlled and is controlled by an electric control variable, wherein at least one valve-specific control characteristic and/or a valve-specific parameter is determined for the analogized or analog-controlled outlet valve by the brake system, and wherein the analogized or analog-controlled outlet valve is controlled as a function of the valve-specific control characteristic and/or the valve-specific parameter for the degradation of the brake pressure in the wheel brake associated with the outlet valve. | 01-22-2015 |
20150019101 | Method for Ensuring a Braking Effect - A method for ensuring a braking effect utilizes a service brake system and a parking brake system of a vehicle. The service brake system is configured to be actuated irrespective of a driver input, and the parking brake system is activated by an extraneous force, for example in an electromechanical arrangement. When a deceleration request is received, the service brake system is initially actuated. If a deceleration variable remains below a target value and the measured slip is smaller than a slip threshold value, the parking brake system is actuated in order to bring the vehicle to a standstill. | 01-15-2015 |
20150014104 | INTERNALLY VENTILATED MOTOR VEHICLE BRAKE DISC MADE OF FIBRE COMPOSITE MATERIAL - An internally ventilated motor vehicle brake disc which includes at least in parts of a fibre composite material, having two parallel friction surfaces on one or more friction rings with cooling channels, wherein the friction ring or rings are arranged on a brake disc hub in a non-rotating manner, and wherein the two friction surfaces include fibre composite material, a disc-shaped carrier for the friction surfaces is provided parallel to the friction surfaces, and wherein the carrier is connected to the brake disc hub as one piece. | 01-15-2015 |
20140379210 | METHOD FOR PERFORMING A PLAUSIBILITY CHECK FOR DETECTING A LOSS OF LOAD BEARING CAPACITY IN A SUSPENSION SYSTEM OF A VEHICLE - The invention relates to a computer-implemented method for carrying out a plausibility check for recognizing a loss in load-bearing capacity in at least one suspension strut of a suspension system of a motor vehicle chassis during the operation of the chassis, wherein target-actual comparisons of measured suspension paths with evaluation parameters having predetermined critical threshold values calculated trom the suspension paths are performed, and wherein in the event that the predetermined critical threshold values are exceeded or not attained, a recognition signal is set for a possible loss in load-bearing capacity. | 12-25-2014 |
20140379197 | Method and Device for an Assistance System in a Vehicle for Performing an Autonomous or Semi-Autonomous Driving Maneuver - The invention relates to a method and a device for an assistance system that serves to perform an autonomous or semi-autonomous driving maneuver of a vehicle, e.g., a parking assistance system in a vehicle, wherein by means of a camera system, image data are generated from the surroundings of a vehicle and processed in order to perform the driving maneuver. | 12-25-2014 |
20140371990 | SENSOR SYSTEM COMPRISING A VEHICLE MODEL UNIT - The invention relates to a sensor system for a vehicle, comprising at least two wheel rotation speed sensor elements, at least one steering angle sensor element and a signal processing device which is designed to evaluate at least part of the sensor signals of the sensor elements together. Said signal processing device comprises a vehicle model unit which is designed to calculate, from the sensor signals of the wheel rotation speed sensor elements and the steering angle sensor elements, at least the speed along a first defined axis, the speed along a second defined axis and the rotation rate about a third defined axis. | 12-18-2014 |
20140367597 | ELECTROMAGNETIC VALVE - The invention relates to an electromagnetic valve, on the magnet armature of which a circumferential annular groove is arranged and in the valve housing of which an axially movable throttle disk is arranged, the throttle disk being fundamentally positioned at the height of the annular groove. The throttle disk throttles the pressure-medium flow along the magnet armature dependent on the actuation of the magnet armature in order to damp the armature impact noise. | 12-18-2014 |
20140350817 | Method for Determining a Model Upstream Pressure by Means of a Mathematical Model in an Electronically Regulated Motor Vehicle Brake System - Method for determining a model upstream pressure (P | 11-27-2014 |
20140347139 | FREQUENCY GENERATOR ASSEMBLY - The invention relates to a frequency generator assembly, including at least one oscillator and an electronic signal processing device, which is designed in such a way that the electronic signal processing device provides an electric clock signal (f) having a defined frequency as an output signal of the frequency generator assembly, wherein the defined frequency depends on the vibration frequency of the oscillator, wherein the oscillator includes at least one micromechanical seismic mass which is vibrationally excited by at least one driving device, whereupon the electronic signal processing device generates and provides the electric clock signal (f) according to the vibration frequency of the at least one seismic mass. | 11-27-2014 |
20140327535 | Method for Filtering Data in a Tire Pressure Monitoring System for a Vehicle - A method for filtering data in a tire pressure monitoring system for a vehicle includes the steps of: recording a variable that is dependent on the tire radius for a wheel of the vehicle, and filtering the variable that is dependent on the tire radius on the basis of driving dynamics data and/or a global navigation satellite system signal, called GNSS signal below. A vehicle control system and a vehicle having the control system are also described. | 11-06-2014 |
20140303865 | Method for Operating a Brake System, and Brake System - The invention relates to a method for operating a brake system, in particular for motor vehicles, having an electrically controllable pressure supplying device for hydraulically actuating at least one wheel brake. The pressure supplying device includes a cylinder-piston arrangement with a hydraulic pressure chamber. The piston of the cylinder-piston arrangement being movable by an electromechanical actuator in order to generate a specificable target pressure in the hydraulic pressure chamber. An actuator torque and an actuator position of the electromechanical actuator are ascertained, and a pressure value for the pressure in the hydraulic pressure chamber is determined using the actuator toque and the actuator position taking into consideration a pressure model. | 10-09-2014 |
20140303845 | LIMITING THE ACTIVATION OF AN EMERGENCY STEER ASSISTANT - A method for a driver assistance system for a vehicle is specified, wherein objects in the surroundings of a vehicle are detected on the basis of data of a system that covers the surroundings, and a potential free zone in which only no objects and/or objects which the vehicle can drive over have been reliably detected is determined. The potential free zone is verified by further vehicle and/or surroundings information. | 10-09-2014 |
20140292315 | COMBINED STEERING TORQUE-STEERING ANGLE SENSOR - A steering torque-steering angle sensor comprising a steering torque sensor module and a steering angle sensor module, wherein the steering torque sensor module operates with a magnetic effective principle and has in this respect a first magnetic encoder and at least one first magnetic field sensor element, wherein the steering angle sensor module has at least a second magnetic field sensor element and a third magnetic field sensor element, wherein the second magnetic field sensor element directly or indirectly senses the magnetic field of the first magnetic encoder, that is to say of the magnetic encoder of the steering torque sensor module, and wherein the third magnetic field sensor element senses the magnetic field of an additional, second magnetic encoder. | 10-02-2014 |
20140288785 | METHOD AND SYSTEM FOR REGULATING DRIVING STABILITY - A method in which the driving behavior of a vehicle is influenced as a function of data on the surroundings in order to assist an avoidance maneuver, as soon as a risk of a collision is detected on the basis of the data from one or more environment sensors, in particular radar sensors and/or cameras, and the data from one or more vehicle sensors, in particular a steering angle sensor and/or yaw rate sensor and/or wheel speed sensors, and the vehicle has an electronically controlled brake system which permits a driver-independent buildup and modulation of the braking forces at the individual wheels of the vehicle, wherein when a risk of a collision is detected, in a first phase a turning-in operation by the driver is assisted and/or in a second phase a steering operation by the driver is damped. Furthermore, an electronic control unit for a brake system is defined. | 09-25-2014 |
20140277990 | METHOD AND SYSTEM FOR ADAPTIVELY CONTROLLING DISTANCE AND SPEED AND FOR STOPPING A MOTOR VEHICLE, AND A MOTOR VEHICLE WHICH WORKS WITH SAME - A method for stopping a motor vehicle, having an electronic environmental control device for evaluating the data of one or more environmental sensors, and an electronic braking control device for actuating a braking system, these exchanging information and/or instructions via a data bus. The method comprises: acquiring a distance to a vehicle travelling ahead; determining the motor vehicle travel speed; controlling the distance to the obstacle using the environmental control device if the travel speed exceeds a transfer threshold value; and stopping the motor vehicle using the braking control device if the travel speed is less than or equal to said transfer threshold value. Depending on the acquired distance, the environmental control device determines a target path for the braking control device at the end of which the motor vehicle should be stationary. The invention also relates to an electronic control device for a braking system, and a motor vehicle. | 09-18-2014 |
20140241859 | COMPRESSOR CIRCUIT FOR A PNEUMATIC CONTROL DEVICE OF A MOTOR VEHICLE - The invention relates to a compressor circuit for a pneumatic control device of a motor vehicle, including: a compressor, and a pressure regulator, the pressure regulator being arranged between an input side of the compressor and the pneumatic control device, wherein the pressure regulator is designed to measure an upstream pressure of air from the pneumatic control device present on its side facing the pneumatic control device and to supply this air at an input pressure to the input side of the compressor, the pressure regulator being designed to control the input pressure on the basis of said measurement. | 08-28-2014 |
20140239711 | CIRCUIT FOR CONDUCTING AN ELECTRIC CURRENT - The invention relates to a circuit for conducting an electric current, by an electrical component, between a vehicle battery and an electrical network component that can be connected to the vehicle battery. The circuit includes a first electrical line segment and a second line segment that is separated from the first line segment by a spacer. The line segments are connected to one another by the electrical component. | 08-28-2014 |
20140222307 | Method for Tightening an Electromechanical Brake, and Electromechanical Brake - A method and apparatus for retightening an electromechanical brake of a type having an actuator driven by an electric motor to provide parking brake functionality, which presses a brake element against a brake body during a force stroke. A number of successive force strokes are performed wherein the force strokes occur when the brake clamping force falls below a predefined minimum setpoint value, wherein the respective force stroke occurs such that a predefined maximum clamping force is not exceeded, and based on the initial and the expected end temperatures of the brake body, a total clamping force loss to be expected is determined. The time of a final force stroke is selected such that the sum of the forces provided by the preceding force strokes, the force of the final force stroke, and the clamping force loss still to be expected exceeds the total clamping force loss to be expected. | 08-07-2014 |
20140222272 | METHOD FOR IMPROVING THE DRIVING STABILITY - The invention relates to a method for improving the driving stability of a motor vehicle in which driver-independent braking interventions are triggered if a critical driving situation is to be expected on the basis of route information and instantaneous position data of the motor vehicle, and to a corresponding system. According to the invention, the driver predefines, via a human/machine interface, information about the maximum coefficient of friction to be utilized, which is used as the basis for the prediction of a critical driving situation. | 08-07-2014 |
20140218481 | Method for Determining Whether a Vehicle can Pass Through an Object by Means of a 3-D Camera - The invention relates to a method and to a device for determining whether a vehicle can pass through an object by means of a (spatially resolving) | 08-07-2014 |
20140216866 | Brake Actuating Unit - A brake actuating unit ( | 08-07-2014 |
20140215115 | Device for Distributing Data About a Vehicle - A device for distributing data about a vehicle, has a first sensor data reception interface for receiving first sensor data from a first sensor, a second sensor data reception interface for receiving second sensor data from a second sensor, and a transmission interface for transmitting the data about the vehicle on the basis of the first sensor data and the second sensor data to a receiver. A vehicle and an on-board system which incorporate the devise are also encompassed herein. | 07-31-2014 |
20140214260 | Method and Device for an Assistance System in a Vehicle for Performing an Autonomous or Semi-Autonomous Driving Maneuver - The invention relates to a method and a device for an assistance system that serves to perform an autonomous or semi-autonomous driving maneuver of a vehicle, e.g., a parking assistance system in a vehicle, wherein by means of a camera system, image data are acquired from the surroundings of a vehicle and processed in order to perform the driving maneuver. At least one direction in which the vehicle moves when performing the driving maneuver is indicated by means of at least one light signal device. | 07-31-2014 |
20140210479 | DEVICE FOR MEASURING AN ELECTRIC CURRENT - The invention relates to a device for measuring an electric current between a vehicle battery and an electrical consumer connected to the vehicle battery. The claimed device includes a bus bar which picks up the electric current in the vehicle battery and guides it further to the electrical consumer, on which a first current sensor and a second current sensor which is different from the first current sensor are arranged, the current sensors being designed to measure, independently from each other, the electric current circulating in the bus bar. | 07-31-2014 |
20140208940 | PISTON FOR A BRAKE CALIPER OF A DISK BRAKE - The invention relates to a piston for a brake caliper, which can be actuated in combined fashion, of a disk brake, which piston | 07-31-2014 |
20140203801 | AMPLITUDE EVALUATION BY MEANS OF A GOERTZEL ALGORITHM IN A DIFFERENTIAL TRANSFORMER DISPLACEMENT SENSOR - Displacement sensor arrangement including at least one primary coil, at least a first and a second secondary coil and at least one magnetically soft coupling element, which magnetically couples the primary coil and the two secondary coils, the displacement sensor being designed so that a position and/or deflection depending on the magnetic coupling between the primary coil and at least the first and second secondary coil is detected, the displacement sensor arrangement having a signal processing unit, which is designed to perform digital signal processing of at least one electrical variable of the two secondary coils and determine the position and/or deflection, the signal processing unit having at least one Goertzel filter. | 07-24-2014 |
20140202246 | Sensor With a Single Electrical Carrier Means - A sensor having at least one sensor element ( | 07-24-2014 |
20140196994 | ACTUATOR SYSTEM AND OPERATING METHOD FOR AN ACTUATOR SYSTEM - The invention relates to an actuator system, in particular an electromechanical parking brake system, comprising an actuator, wherein the actuator is driven by a direct current motor that can be driven in both directions of rotation, wherein a control unit for controlling the movement of the direct current motor in an open-loop or closed-loop manner is provided. The core of the invention is that one or more pieces of information are supplied to a control unit, said information allowing the application force exerted by the electromotive actuator to be determined and compared to a predetermined minimum application force, and wherein the control unit emits at least one piece of information, signal or the like for requesting an auxiliary actuation to peripheral systems, components and/or electronic control units after the target to actual value comparison has shown that the determined, set application force is smaller than the predetermined minimum application force. | 07-17-2014 |
20140178224 | PISTON PUMP - The invention relates to a piston pump having a pump housing including a plurality of pump components determining the function of the piston pump, such as a pump piston which is guided in sections, a piston return spring, and a suction and pressure valve. The piston pump also has an annular chamber which delimits the pump piston on the suction side and is designed as a compensating chamber for the liquid, a delivery chamber which delimits the pump piston on the pressure side, and an elastic sealing ring for sealing the pump piston in the direction of a pump drive chamber. To prevent leakage in the direction of the pump drive chamber, the elastic sealing ring is provided with a groove into which is inserted a spring element which presses the sealing ring against the pump piston. | 06-26-2014 |
20140163820 | METHOD FOR MONITORING AND CONTROLLING A PNEUMATIC RIDE-HEIGHT CONTROL SYSTEM OF A CHASSIS SYSTEM - A method for monitoring and controlling a chassis pneumatic ride-height control system. Repeatedly measuring a current height of the chassis; detecting when the current height of the chassis exceeds at least one predefined height threshold. A time interval threshold is associated with the height threshold; repeatedly measuring a time interval in which the current height of the chassis exceeds the predefined height threshold; detecting when the measured lime interval exceeds the predefined time interval threshold associated with the predefined height threshold; repeatedly checking whether both the height threshold and the associated time interval threshold are exceeded, and if so, preventing the current height of the chassis from rising further and/or increasing stability of the chassis; deactivating the measures when the repeated check shows that the current height of the chassis is below the at least one height threshold and the associated time interval threshold. | 06-12-2014 |
20140152085 | Brake System for Motor Vehicles. and Method for Operating the Brake System - A motor vehicle brake system actuated in brake-by-wire and fallback operating modes, having a brake master cylinder, brake circuits, a pressure medium storage vessel, a brake pedal, a separating valve for separating the brake circuit into a first section connected to the separating valve the master cylinder, and a second section connected to the separating valve and the wheel brakes. A first pressure provision device has a piston actuated by an actuator, a simulation device connected by a simulator release valve to the master cylinder for a pleasant brake pedal feel in the brake-by-wire operating mode. A first electronic control and regulating unit actuates the first pressure provision device, the separating valves and the simulator release valve. A second pressure provision device has a suction connector and a pressure connector per brake circuit being connected to the inlet of the separating valve. | 06-05-2014 |
20140150551 | DEVICE FOR MEASURING THE ANGULAR VELOCITY OR VELOCITY OF A MOVING PART AND FOR DETECTING THE DIRECTION OF MOTION OF THE MOVING PART - Motion detection device consisting of a single encoder and a single stationary sensor element, the encoder, which is arranged on a movable part, representing an asymmetrical pattern. The angular velocity or velocity and the direction of motion of a moving part are determined from the sensor signal by measuring the edge steepness or the rise time or fall time, spectrally analyzing the frequency and the phase relation of a harmonic to the phase of the fundamental mode, or evaluating the asymmetries of a sequence of rectangular pulses. | 06-05-2014 |
20140150420 | MASTER CYLINDER, IN PARTICULAR FOR A CONTROLLED BRAKE SYSTEM - A master cylinder for a controlled brake system, including at least one piston which is displaceable in a housing and is sealed with respect to a pressure chamber by a sealing element arranged in an annular groove of the housing, which pressure chamber is connectable to an unpressurized supply chamber by control passages formed in the piston. The piston | 06-05-2014 |
20140144732 | Pedal Travel Simulator, Actuating Unit for a Hydraulic Brake System and Brake System - The invention relates to a pedal travel simulator for the hydraulic connection to a pressure chamber of a master brake cylinder of a hydraulic brake system, in particular for motor vehicles, having a housing and a simulator piston that is diplaceably mounted in the housing, wherein the simulator piston delimits a first hydraulic simulator chamber together with the housing, which simulator chamber can accommodate pressurizing media. Wherein an elastic restoring means acts on the simulator piston, wherein the pedal travel simulator includes a second hydraulic simulator chamber for accommodating pressurizing media, the simulator chamber being delimited by an elastically deformable membrane. The invention further relates to an actuating unit for a hydraulic motor vehicle brake system of the brake-by-wire type, and to a hydraulic motor vehicle brake system. | 05-29-2014 |
20140138885 | PNEUMATIC SPRING DEVICE - A pneumatic spring device with a housing ( | 05-22-2014 |
20140119961 | MOTOR-PUMP ASSEMBLY - A motor-pump assembly for providing pressure for a motor vehicle brake system actuation device with a pneumatic brake booster, including a pump and an electric motor driving the pump. The pump is a double diaphragm pump with two opposing working diaphragms each clamped between a pump housing and a working chamber cover to delimit a working chamber and which are movable by a crank drive having an eccentric and connecting rods. The connecting rods each have a connecting rod shank and a connecting rod eye and are mounted movably on the eccentrics by roller bearings. To provide a motor-pump assembly which meets requirements relating to acoustic comfort, a resilient decoupling is provided between each connecting rod eye and the roller bearing, which damps transmission of vibrations to the roller bearing in the connecting rod shank which occur on a force direction change on the rotation of the crank drive. | 05-01-2014 |
20140116132 | DEVICE FOR MEASURING ANGLE AND ANGULAR VELOCITY OF DISTANCE AND SPEED - A device for measuring angle and angular velocity or distance and speed of a moving part is described. The device has a sensor which is or can be arranged in a stationary manner and an encoder which is or can be arranged on the moving part and, together with the sensor, generates a modulation signal to be demodulated by the sensor. For the frequency measurement which is needed to measure the angular velocity/speed, the encoder has a structure which reproduces a periodic pattern and is interrupted by at least one index area for the angle/distance measurement. In the index area, the encoder has a substitute pattern which differs from the periodic pattern by at least one physical variable which can be detected by the sensor but has a structure which also enables the frequency measurement in the index area. | 05-01-2014 |
20140110994 | METHOD FOR OPERATING A BRAKING SYSTEM - The invention relates to a method for operating a braking system, including a brake booster, which is divided into at least one vacuum chamber and at least one working chamber by at least one movable partition, wherein at least one vacuum chamber is connected, or can be connected, to a vacuum source for creating a vacuum, and further including at least one sensor, which detects at least one variable such as travel and/or angle and/or force of a brake pedal actuation and/or a brake pressure that is built up in at least one main brake cylinder connected to the brake booster in accordance with a brake pedal actuation. According to the invention, the remaining vacuum in at least one vacuum chamber is estimated on the basis of at least one of the detected variables by considering actuations already performed. The invention further relates to a braking system and to the use thereof. | 04-24-2014 |
20140085428 | Distance Measurement by Means of a Camera Sensor - The invention relates to a distance-determining method by means of a camera sensor, wherein a distance between the camera sensor and a target object is determined on the basis of camera information, which method is defined by the fact that the camera information comprises a spatial extent of the region covered by the target object on a light sensor in the camera sensor. | 03-27-2014 |
20140084197 | SOLENOID VALVE, IN PARTICULAR FOR SLIP-CONTROLLED MOTOR VEHICLE BRAKING SYSTEMS - The invention relates to a solenoid valve, the magnet armature of which is designed to be movable relative to a first valve-closing element, for which purpose the first valve-closing element is accommodated telescopically in a coupling element attached to the magnet armature, wherein the coupling element is guided along the inner wall of a guide sleeve inserted in the valve housing in order to align the magnet armature precisely with the first valve-closing element in the direction of a second valve-closing element which is likewise accommodated in the guide sleeve. | 03-27-2014 |
20140035354 | BRAKE ACTUATION UNIT FOR A MOTOR VEHICLE BRAKE SYSTEM AND MOTOR-PUMP UNIT FOR PROVIDING A VACUUM FOR A BRAKE ACTUATION UNIT OF A MOTOR VEHICLE BRAKE SYSTEM - The invention relates to a brake actuation unit for a motor vehicle brake system, a vacuum brake booster and a motor pump unit which is provided for supplying a vacuum and comprises a pump connected to the vacuum brake booster and an electric motor driving the pump. According to the invention, an additional sound absorbing element is provided in the connection between the vacuum brake booster and the pump in order to lower the sound level in the vehicle interior. | 02-06-2014 |
20140028084 | Brake System for Motor Vehicles - A motor vehicle brake system operable in a brake-by-wire and fallback modes. The system includes a brake pedal ( | 01-30-2014 |
20140027962 | AIR SPRING HAVING HYBRID BELLOWS - An air spring assembly for a motor vehicle, including an air spring, a rolling piston, a tubular rolling air spring bellows arranged concentrically about a central longitudinal axis of the air spring, and an air spring cover. A first partial air spring bellows has a first embedded textile reinforcement and a second partial air spring bellows has a second embedded textile reinforcement The first textile reinforcement has first reinforcing threads, the preferred axis of which extends parallel or nearly parallel to the axis of the central longitudinal axis of the air spring The second textile reinforcement has second reinforcing threads, the first preferred axis of which extends obliquely to the longitudinal axis of the air spring and the second preferred axis of which extends obliquely to the longitudinal axis of the air spring, wherein the first and the second preferred axis are at an angle to each other. | 01-30-2014 |
20140027172 | HOUSING-SIDE SEPARATING LAYER FOR THE STRESS DECOUPLING OF POTTED ELECTRONICS - The invention relates to a device, which includes a substrate for carrying an electrical circuit, a housing for enclosing the substrate, and a potting compound accommodated in the housing, which potting compound at least partially encloses the substrate. The potting compound can adhere to the housing. Furthermore, the device has a wall, from which the potting compound can detach. | 01-30-2014 |
20140020997 | DRUM BRAKE MODULE WHICH CAN BE OPERATED BY ELECTRIC MOTOR - A drum brake module for motor vehicles operable by electric motor and performs at least one parking brake function, having an electromechanical actuator mounted on one side of the armature plate and a rotational-translational movement converter converting a rotational drive rotational movement into a translational activation movement of brake shoes arranged on a side of the armature plate facing away from the actuator in a brake drum, and including at least one supporting device between the brake shoes such that the latter can carry out an activation movement in the direction of the brake drum. A drive nut is supported by the rotational-translational movement converter in an axially secure and rotatable fashion on the armature plate to assist the braking force. The drive nut drives a spindle arrangement mounted in a rotationally fixed and axially displaceable fashion and engages with an activation cable on at least one brake shoe. | 01-23-2014 |
20140020098 | Method and Vehicle-to-X Communication System for Selectively Checking Data Security Sequences of Received Vehicle-to-X Messages - A method for selectively checking data security sequences of received vehicle-to-X messages, in which a number of the vehicle-to-X messages are received and/or sent in an operating cycle of a vehicle-to-X communication system. In an operating cycle, a reliability assessment of the received vehicle-to-X message is performed by checking the data security sequence, an information content of the received messages is read without prior checking of the data security sequence. In the operating cycle, a subset of the number of received vehicle-to-X messages is selected on the basis of the information contents, and solely the data security sequences of selected vehicle-to-X messages are checked. This results in the advantage that a reliability assessment is no longer carried out on all the received vehicle-to-X messages before they are processed, thereby enabling a reduction in the checking capacity that must be reserved for checking the data security sequence. | 01-16-2014 |
20140015533 | CURRENT SENSOR - A current sensor including at least one first current detection element, which detects a load current (I | 01-16-2014 |
20140015513 | DEVICE FOR MEASURING A SUPPLY VOLTAGE IN ELECTRIC VEHICLES - A sensor arrangement for measuring an electric voltage (U | 01-16-2014 |
20130338878 | Safety Device for a Motor Vehicle and Method for Operating a Motor Vehicle - The invention relates to a device and method for increasing the safety of a motor vehicle. A first sensor unit ( | 12-19-2013 |
20130338877 | Method and Distance Control Device for Preventing Collisions of a Motor Vehicle in a Driving Situation With Little Lateral Distance - The present invention relates to a method and device for reducing instances of vehicle collisions. Based on parameter data of a first vehicle and road conditions, and parameter data regarding a second vehicle, the first vehicle can undergo warnings or positional adjustments to reduce the likelihood of a collision with the second vehicle or other collision body. The vehicle adjustment can be in the form of braking or steering adjustments. The warning can be in the form of a visual, audio, or haptic signal. | 12-19-2013 |
20130332030 | INTELLIGENT VEHICLE SENSOR DEVICE - A vehicle sensor device, which includes at least one sensor for detecting the yaw rate of a vehicle, at least one sensor for detecting the lateral acceleration of a vehicle, at least one computing unit and at least one interface of a data bus, especially CAN or FlexRay, via which the sensor signals or sensor data derived therefrom can be transmitted to at least one electronic control device. According to an aspect of the invention, a steering angle sensor is integrated with the other sensors in a housing, and the computing unit carries out plausibility checking and/or calibration of the yaw rate signals and/or the lateral acceleration signals and/or the steering angle signals. | 12-12-2013 |
20130327606 | ELECTROMECHANICALLY ACTUATED VEHICLE BRAKE HAVING AN IMPROVED PISTON - An electromechanically actuated vehicle brake having a hydraulically and/or mechanically actuated piston and at least one spindle-nut-arrangement. The invention further relates to a piston. To prevent unnecessary play, vibration, noises between adjacent components it is proposed that in the area of a coupling between the spindle-nut-arrangement and the piston at least one compensating element be provided, which prevents unwanted component oscillations. | 12-12-2013 |
20130320603 | PISTON FOR AN AIR SPRING - The invention relates to a piston for an air spring, wherein the piston has a piston skirt, wherein the outer contour of the piston skirt can be variably changed in order to vary an air spring characteristic of the air spring. | 12-05-2013 |
20130320016 | COMPENSATION TANK FOR HYDRAULIC MOTOR VEHICLE BRAKE SYSTEMS - A compensation tank for hydraulic motor vehicle brake systems, including a tank housing having at least one pressure medium chamber which can be filled with pressure medium via a filler neck, and a cap which can be fastened to the filler neck by a threaded connection having a cap thread and a tank thread. The cap and the tank housing each have a respective stop, which stops permit a predetermined positioning of the cap in relation to the tank housing. | 12-05-2013 |
20130304345 | Method and Device for Controlling an Electrohydraulic Brake System - A system and device and a method for controlling an electrohydraulic brake system of a motor vehicle especially adapted for brake by wire applications. The embodiments carryout position control of an actuator of an electronically activatable pressure supply unit based on the actuator position actual value and on and actuator position reference value which is determined on the basis of a pressure reference value. | 11-14-2013 |
20130297179 | METHOD FOR MONITORING THE SIGNAL VALUE OF A VACUUM SENSOR - A method for monitoring the signal value of a vacuum sensor of a vacuum system in a vehicle, wherein a vacuum generator and a brake booster are provided in the vacuum system, an upper error threshold (−p_vac_errorthreshold) is calculated as a function of the operating states of the vacuum generator and of the brake booster, and wherein an error is identified when the signal value of the vacuum sensor exceeds the current value of the error threshold. | 11-07-2013 |
20130294715 | BEARING ARRANGEMENT FOR TORQUE SENSORS HAVING SUPPORTING GUIDANCE OF THE STATOR, AND TORQUE SENSOR - The invention relates to a bearing arrangement, in particular for sensor arrangements, comprising a first bearing part and a second bearing part, which are designed and arranged so as to be movable relative to each other and which touch each other at least partially in the course of said relative motion. The first bearing part is guided on at least one first running surface of the second bearing part, and the first running surface of the second bearing part has a recess, in which at least one ridge is formed, wherein the arrangement of the ridge in the recess does not influence the relative motion between the first bearing part and the second bearing part. | 11-07-2013 |
20130264153 | Electromechanically Actuatable Brake and Method for Operating an Electromechanically Actuatable Brake - The invention relates to an electromechanically actuatable brake ( | 10-10-2013 |
20130247557 | DEVICE FOR MONITORING THE POSITION AND MOVEMENT OF A BRAKE PEDAL - A device for monitoring the position and movement of a brake pedal for motor vehicles, including a power assist brake actuating unit. The brake actuating unit having a master cylinder fastened to the brake power assist unit, a housing and at least one piston displaceable in a linear manner in the master cylinder, and a position indicator for monitoring the position of the brake pedal. The position indicator transmits signals to a sensor element connected to an electronic control unit. The position indicator is provided on a support coupled to the movement of the control valve housing or to the movable wall that is supported by the control valve housing. The support is guided in a housing of a sensor element, and the housing of the sensor element penetrates in a vacuum-tight manner the power assist unit housing and the housing of the master cylinder having a first housing section. | 09-26-2013 |
20130214804 | CURRENT SENSOR - The invention relates to a current sensor including at least one resistance element on which voltage (U | 08-22-2013 |
20130213033 | MASTER CYLINDER FOR A REGULATED BRAKING SYSTEM - A master cylinder for a regulated braking system having at least one piston, which is movable in a housing and which is sealed from a pressure chamber by a sealing element arranged in a ring groove of the housing, which can be connected to an unpressurized supply chamber by control passages designed in the pistons. In order to reduce the flow resistance of the control passages at the same dead stroke, the control passages have a control edge designed parallel to a piston end face of at least one of the pistons. | 08-22-2013 |
20130211685 | METHOD FOR OPERATING A BRAKE SYSTEM, BRAKE SYSTEMS IN WHICH THE METHOD IS CARRIED OUT AND MOTOR VEHICLES COMPRISING SAID BRAKE SYSTEMS - A method for the operation of a brake system having two brake circuits, with a recuperative brake, in particular an electrical generator, a master brake cylinder and a brake pedal simultaneously achieve optimized use of the regenerative braking and a constant braking experience for the driver with the highest safety requirements. When there is a braking demand by the driver with an associated desired braking torque and a first condition is met, at least one outlet valve is opened and brake fluid is conducted with an associated volume of brake fluid into at least one reservoir and the at least one outlet valve is then closed if a second condition is met. The first condition is met if a braking variable corresponding to the braking demand is not less than a specified minimum value. The second condition is met if the volume of brake fluid has flowed into the reservoirs. | 08-15-2013 |
20130205882 | PEDAL PROP FOR IMPOSING A LOAD ON A BRAKE PEDAL AND METHOD FOR CHECKING THE SEALING OF ONE OR MORE COMPONENTS OF A HYDRAULIC BRAKE SYSTEM - A pedal prop for imposing a load on a brake pedal, in particular in motor vehicles, in order to apply the pressure necessary during sealing tests on components of the brake system, comprising a movable part, which changes the length of the pedal prop by moving in and out, and a fixed part, wherein the movable part is supported on a point of support on the motor vehicle. According to the invention, an evaluation and control unit is provided as an integrated element, which controls an actuator in order to provide an actuating force, wherein a displacement sensor and a force sensor are provided, by which a travel and an actuating force of the actuator can be sensed. | 08-15-2013 |
20130205772 | MASTER CYLINDER FOR A MOTOR VEHICLE HYDRAULIC BRAKE SYSTEM - A motor vehicle hydraulic brake system master cylinder, having at least one piston which is arranged in a housing and displaceable along an axis as a result of brake actuation and to which a pressure chamber which can be connected to wheel brakes, and a refill chamber is assigned, wherein the pressure chamber in the non-actuated state can be connected to a fluid reservoir via a compensating bore and on actuation of the brake can be isolated therefrom by means of a cup seal arranged on the piston in order to build up pressure. The master cylinder having a cup seal arranged in a radially open, encircling groove of the piston which groove is formed by a first and a second radially encircling projection, wherein when the brake actuation is released additional fluid is drawn from the refill chamber in the direction of the pressure chamber via the second projection. | 08-15-2013 |
20130201036 | ROAD SAFETY COMMUNICATION SYSTEM FOR INCREASING THE ROAD SAFETY OF PEDESTRIANS - A road safety communication device for protecting pedestrians in road traffic, which includes a transponder which is integrated into a shoe, wherein the supply of electrical power to the device is activated only in selected situations. | 08-08-2013 |
20130199263 | METHOD FOR THE DECOUPLED CONTROL OF THE QUADRATURE AND THE RESONANCE FREQUENCY OF A MICRO-MECHANICAL GYROSCOPE - A method for the precise measuring operation of a micro-mechanical rotation rate sensor, including at least one seismic mass, at least one drive device for driving the seismic mass in the primary mode (qi) and at least three trimming electrode elements which are jointly associated directly or indirectly with the seismic mass. An electric trimming voltage (u | 08-08-2013 |
20130197858 | METHOD FOR THE DECOUPLED CONTROL OF THE QUADRATURE AND THE RESONANCE FREQUENCY OF A MICRO-MECHANICAL ROTATION RATE SENSOR BY MEANS OF SIGMA-DELTA-MODULATION - A method for the precise measuring operating of a micro-mechanical rotation rate sensor, including at least one seismic mass, at least one drive device for driving the seismic mass in the primary mode (q | 08-01-2013 |
20130197804 | METHOD FOR DETERMINING A VIRTUAL VEHICLE CORRIDOR - A method for assisting a vehicle driver, wherein a sensor for covering the surroundings covers a pavement in front of the vehicle in order to determine a virtual vehicle corridor for a road vehicle in a complex traffic situation and the virtual vehicle corridor is determined depending on identified traffic lines and raised pavement boundaries. | 08-01-2013 |
20130192456 | BRAKE SERVO - A pneumatic brake servo for motor vehicles having a servo housing, the interior of which is divided into at least one working chamber and at least one vacuum chamber by at least one axially movable wall which can be loaded with a pneumatic differential pressure, having a control valve which controls the differential pressure and is arranged in a control housing for connecting the working chamber to the vacuum chamber or to atmosphere. The movable wall includes a diaphragm plate and a rolling diaphragm, and the working chamber is sealed by a sealing ring which bears against the control housing and which is clamped in the radial direction in relation to a longitudinal axis of the brake servo. An actively loaded area of the movable wall is reduced by division of the working chamber into a prechamber and a main chamber to avoid stick/slip effects and reduce disruptive noises. | 08-01-2013 |
20130184954 | RETAINING FUNCTION FOR A MOTOR VEHICLE - A method and a brake system, in which method a vehicle having a service brake and a parking brake is held by autonomous brake actuation, wherein in a first step, an actuation of the service brake is performed, and in the event of a predefined condition being met, a transfer from the service brake to the parking brake takes place. According to an aspect of the invention, during the transfer, both an actuation of the parking brake and also an additional actuation of the service brake takes place. | 07-18-2013 |
20130178170 | VEHICLE ANTENNA APPARATUS WITH A HORIZONTAL MAIN BEAM DIRECTION - According to one exemplary embodiment of the invention, a vehicle antenna apparatus is provided on a vehicle in such a way that this results in the antenna having a horizontal main beam direction. A first reflection apparatus above the conductive roof of the vehicle, with an exciter between these two elements, causes the reflections to be doubled, thus causing the main beam direction to be lowered from a vertical to a horizontal direction. | 07-11-2013 |
20130175733 | SENSOR ELEMENT AND CARRIER ELEMENT FOR MANUFACTURING A SENSOR - A method for manufacturing a sensor in which a sensor element, which comprises at least a first housing, is at least partially encapsulation-molded in an encapsulation-molding process. As a result of the encapsulation-molding process a sensor housing is formed. The sensor element is mechanically connected to a support element and/or accommodated by the support element, after which the sensor element and the support element are encapsulation-molded in a common encapsulation-molding process for forming the sensor housing. | 07-11-2013 |
20130173200 | METHOD FOR SYNCHRONIZING SENSORS - The invention relates to a method for synchronizing sensors in a sensor array, including at least one electronic control unit and at least one sensor, which are connected to each other by a first and a second line, wherein the sensor is supplied with electric power by the first and second lines, and additionally at least one data signal (a) is transmitted by the first and second lines from the sensor to the electronic control unit, wherein the electronic control unit transmits a defined supply voltage signal having varying polarity as a synchronization signal (b, c) to the sensor, whereupon the sensor transmits at least one data signal (a) to the electronic control unit, after the polarity of the synchronization signal has been reversed. | 07-04-2013 |
20130170399 | CONTROLLER IN BIDIRECTIONAL ADHOC NETWORK RADIO COMMUNICATION - The invention describes a controller for data processing in bidirectional adhoc-network radio communication with a computation unit for data processing and ports for data input and data output. The computation unit is set up to process the data according to the ITS standard, wherein the data processing is limited to processing steps of the ITS Facility layer, which performs content-oriented evaluation and/or conditioning of the data which are received or need to be sent by means of the bidirectional adhoc-network radio communication, and a first wideband communication port is provided at least for receiving the data from an ITS communication unit for the purpose of bidirectional adhoc-network radio communication. | 07-04-2013 |
20130167660 | TORQUE SENSOR ARRANGEMENT HAVING AN INDEX MAGNET - A sensor arrangement including a torque sensor for sensing the torque acting on a shaft. The torque sensor shaft includes two shaft segments, wherein a magnetic encoder is disposed on the first shaft segment and a stator packet is disposed on the second shaft segment, the stator packet having at least two magnetically conductive stator elements conducting the magnetic field generated by the magnetic encoder of the first shaft segment and guiding the field directly or indirectly to one or more magnetic field sensor elements for sensing the torque. An angle of rotation index unit detects and/or identifies the angular position of the shaft with respect to a defined angle of rotation and/or a defined range of angle of rotation. The angle of rotation index unit includes an index magnet attached to a carrier. The carrier connected to the magnetic encoder or at least to one of the stator elements. | 07-04-2013 |
20130158862 | VEHICLE-TO-X COMMUNICATION BY MEANS OF RADIO KEY - The invention relates to wireless vehicle-to-X communication by means of radio key (RKE) with a transceiver. The radio key transceiver is designed to send and receive not only data associated with the keyless driving authorization but also vehicle-to-X communication data. The radio key X communication can be used between two vehicles equipped with this radio key communication technique in order to communicate data such as positions, weather conditions or warnings quickly and reliably. This wireless communication technique using radio keys can also be used for coordinating emergency services when searching for an accident scene. | 06-20-2013 |
20130152579 | ASSEMBLY MADE OF A COMPENSATING TANK AND A MASTER CYLINDER FOR A HYDRAULIC MOTOR VEHICLE BRAKE SYSTEM - The invention relates to an assembly made of a compensating tank and a master cylinder for a hydraulic motor vehicle brake system, wherein the compensating tank has two fastening attachments, each with an opening, wherein openings align with an opening in the master cylinder, and the compensating tank is fastened by a detachable connection by a fastening pin that extends through the aligned openings. In order to improve the installation and possible dismantling of the fastening pin, and at the same time to maintain an optimized assembly weight, the invention proposes that the fastening pin be made of plastic and interact in a positive- or force-locking manner with at least one of the openings of the fastening attachments. | 06-20-2013 |
20130151066 | DETERMINATION OF STEERING ANGLE FOR A MOTOR VEHICLE - Method and control device for determining a steering angle of a motor vehicle, wherein a theoretical steering angle is calculated by a vehicle model and a measured steering angle is determined with a steering angle sensor, and the difference between the measured and theoretical steering angles is determined, wherein at least one data record including a number of successive measured values is acquired, and a correction constant for the measured steering angle is determined from the mean value of the differences between the theoretical steering angle and the measured steering angle. According to the invention, a confidence level, which changes incrementally between successive data records, is calculated by travel conditions present during the acquisition of the data record and/or an analysis of the data record. | 06-13-2013 |
20130147099 | PNEUMATIC SPRING STRUT HAVING A RESILIENT PISTON BEARING - A pneumatic spring strut for a vehicle, having a working chamber which is at least partially enclosed by a pneumatic spring bellows and having a centrally arranged telescopic damper, wherein the pneumatic spring bellows is fastened to the pneumatic spring cover and to a pneumatic spring piston connected to the damper cylinder and can roll on the outer side of the pneumatic spring piston, wherein the pneumatic spring piston is connected, at its top end and above the roll fold, to the damper cylinder by an elastic bearing, and the elastic bearing is composed of an elastomer body which is provided between a collar, which is situated on the damper cylinder, and a flange, which is arranged on the pneumatic spring piston, wherein the collar situated on the damper cylinder is arranged below the piston-rod-side end of the damper cylinder. | 06-13-2013 |
20130144484 | DEVICE FOR TESTING A SAFETY AND/OR DRIVER ASSISTANCE SYSTEM - A device for testing a safety and/or driver assistance system of a first vehicle with the participation of at least one second vehicle in the region of a fixedly predefined roadway section in particular in the region of an intersection, wherein the first vehicle and the at least one second vehicle comprise in each case at least one transmitter and/or at least one receiver for the C2X communication in connection with the safety and/or driver assistance system. In order to prevent or to keep to a minimum damages to vehicles and/or injury to persons, the second vehicle is represented by a dummy device that moves in the region of the roadway section, the dummy device having the largest portion of its volume and/or its mass outside the movement of the first vehicle. | 06-06-2013 |
20130124040 | METHOD FOR CONTROLLING A COMPRESSOR - A method for controlling a compressor of a compressed air supply in a vehicle pneumatic suspension. The compressor temperature is calculated using a temperature model and the compressor is switched off or continues to be operated in a different mode of operation when a permissible temperature T | 05-16-2013 |
20130120159 | DEVICE AND METHOD FOR C2X COMMUNICATION - A method for the communication of a vehicle with at least one further vehicle and/or for the communication of a vehicle with an infrastructure device (C2X communication), wherein the communication serves to transmit at least one information item for application in a driver assistance system and/or a safety system of the vehicle. In order to ensure good safety and reliability of the driver assistance system or safety system in the case of low market penetration of C2X communication, the at least one information item is transmitted via a first communication channel and/or via a second communication channel in dependence on its nature, wherein the first communication channel has a longer latency period than the second communication channel. The invention also describes a corresponding communication device, a corresponding driver assistance system or a corresponding safety system, a corresponding vehicle, a program element and a computer-readable medium. | 05-16-2013 |
20130103277 | OPERATING METHOD FOR A MOTOR VEHICLE COMPRISING IN PARTICULAR AN ELECTRONICALLY CONTROLLED PARKING BRAKE SYSTEM - An operating method for a motor vehicle including an electronically controlled motor vehicle brake system, having an automated brake release function. A start-up request is determined electronically in an automated manner and subsequently at least one electronic command is transmitted to a parking brake actuating mechanism in order to release the brake, and the electronic unit EPB−ESC−ECU is networked with communication partners, for example, electronic units, sensors and/or data-bus systems in order to exchange signals and/or data with these communication partners, and including an electronic routine for providing software, configuring and/or calibrating the motor vehicle brake system. For improved operation, in a more flexible configuration routine, the routine for providing software, configuring and/or calibrating the motor vehicle brake system is embodied in a multi-level manner, and subsequent to the vehicle being produced the motor vehicle brake system includes at least self-learning properties in terms of an automated configuration routine. | 04-25-2013 |
20130101437 | ALTITUDE-DEPENDENT COMPRESSOR CONTROL - A method for controlling an electrically driven compressor, which can be switched on and off as a function of demand, of a pneumatic suspension system, wherein the temperature of the compressor is calculated according to a temperature model inside a control device, and the compressor is switched on or off as a function of the calculated temperature, wherein, for the calculation of the temperature of the compressor according to the temperature model, the control device takes into account the air pressure surrounding the vehicle as an input variable, and the parameters of the temperature model are adapted as a function of this air pressure. | 04-25-2013 |
20130090803 | METHOD AND SYSTEM FOR VALIDATING INFORMATION - A method for validating information, wherein a first information item is detected essentially continuously, at least for the duration of its relevance, by a vehicle-to-X communication device, wherein a second information item is detected at the same time as the first information item by at least an individual sensor or a group of sensors, wherein the at least one individual sensor or the group of sensors is coupled at the data level to the vehicle-to-X communication device and wherein the first and/or second information items are validated by reconciling an information content of the first and second information items in the case of corresponding information content. The method is distinguished by the fact that the second information item is detected in an essentially discontinuous fashion. | 04-11-2013 |
20130073250 | SENSOR ARRANGEMENT FOR SPEED MEASUREMENT - A sensor array including an electronic control unit and a speed sensor that has at least one sensor element. The speed sensor and the electronic control unit are interconnected by at least one line. The speed sensor includes a signal processing circuit which is designed in such a way as to obtain at least one digital frequency signal from the output signal of the sensor element, the at least one digital frequency signal being encoded in a data item, being stored in at least one first memory unit, and being transmitted to the electronic control unit. | 03-21-2013 |
20130069634 | SPEED SENSOR COMPRISING A COSTAS LOOP - A speed sensor including at least one sensor element and an analog-to-digital converter that digitizes the output signals of the at least one sensor element, and a Costas loop unit that is connected to the output of the analog-to-digital converter. | 03-21-2013 |
20130068573 | FIXED CALIPER BRAKE AND BRAKE PAD FOR A FIXED CALIPER BRAKE - A fixed caliper brake for a motor vehicle, including a housing with two housing limbs and a housing bridge connecting the housing limbs in a flexurally rigid manner at a defined distance from one another, pistons, which are received in bores in the housing limbs and are guided displaceably along an axis A in relation to the brake disk, and brake pads which are provided in pairs, are guided in an axially displaceable manner in the housing and arranged in the circumferential direction while being supported against circumferential forces, each brake pad being actuable directly by at least one piston. The brake pads are supported in a form-fitting manner on the housing bridge at least on the run-in side. At least each arm on the run-in side is configured with a hook shape open on the radially outer side and serves at least partially for form-fitting abutment against the housing. | 03-21-2013 |
20130062930 | METHOD AND BRAKE SYSTEM FOR CONTROLLING THE DRIVING STABILITY OF A VEHICLE - The invention relates to a method in which the driving stability of a vehicle is controlled, wherein a yaw rate difference is influenced by an additional yaw moment which is generated at least partially by building up braking torque independently of the driver at one or more wheels. According to the invention, the braking torque which influences the additional yaw moment is variably apportioned between the front axle and the rear axle of the vehicle in an oversteering situation. | 03-14-2013 |
20130036814 | FLUID RESERVOIR FOR A MOTOR VEHICLE HYDRAULIC BRAKE SYSTEM - A motor vehicle hydraulic brake system fluid reservoir for use with an electronic control unit. The hydraulic brake system fluid reservoir has a housing including a reservoir interior space having at least one fluid chamber, and a device for monitoring a reservoir filling level including a switch unit, which with a contact carrier projects into a guide sleeve, which extends into a separate chamber of the reservoir interior space. A sensor element or switch element is arranged on the contact carrier and is operable by a pickup carried on the guide sleeve at a switching point, at which the switch unit generates a signal for the electronic control unit. The separate chamber is connected to the fluid chamber by way of a fluid connection. Valve means are also provided, which serves to control the fluid flow between the separate chamber and the fluid chamber. | 02-14-2013 |
20130035836 | Method for Automatically Preventing Aquaplaning - The invention relates to a method for automatically preventing aquaplaning during the driving operation of a motor vehicle on a route, which method provides according to the invention that
| 02-07-2013 |
20130025274 | CONTAINER, PARTICULARLY FOR HYDRAULIC VEHICLE BRAKE SYSTEMS - The invention relates to a reservoir, in particular for hydraulic motor vehicle brake systems, having one or more pressure medium chambers, a filler neck for filling the reservoir with pressure medium and a pressure medium passage, which is connected to the filler neck and has an opening facing the pressure medium chamber. In order to provide a reservoir which reliably prevents the pressure medium from leaking when the vehicle is in extreme positions and which, at the same time, can be produced in a simple and inexpensive manner, the proposal according to the invention is that the pressure medium passage be provided as a lateral channel which extends in the longitudinal direction along the reservoir, starting from the filler neck, and be formed by walls of an upper part and of a lower part of the reservoir. | 01-31-2013 |
20130013151 | METHOD AND BRAKING SYSTEM FOR INFLUENCING DRIVING DYNAMICS BY MEANS OF BRAKING AND DRIVING OPERATIONS - A method and a braking system are provided, in which the driving dynamics of a motor vehicle are influenced, a driver-independent braking action generating a yawing moment which assists a steering in or steering round of the motor vehicle, and a driver-independent increase in the drive torque being caused on at least one wheel, in order at least partially to compensate the braking deceleration of the motor vehicle, a braking action being required when the ratio of the instantaneously used coefficient of friction and of the possible utilizable coefficient of friction overshoots a stipulated threshold value. | 01-10-2013 |
20130009456 | BRAKE SYSTEM FOR MOTOR VEHICLES - A “brake-by wire” brake system for motor vehicles, with a brake master cylinder which can be actuated by a brake pedal and has a housing and a piston, which is arranged displaceably in the housing and, together with the housing, delimits a pressure space. The piston of the brake master cylinder is designed as a stepped piston with at least two hydraulic active surfaces A | 01-10-2013 |
20120303221 | VEHICLE SENSOR NODE - The invention relates to a sensor system including a plurality of sensor elements which are designed so that the elements detect at least partially different primary measured values and utilize at least partially different measurement principles, further including a signal processing apparatus, an interface apparatus and a plurality of functional apparatuses. The sensor elements are connected to the signal processing apparatus, which is designed so that it includes at least one of the following signal processing functions each for at least one of the sensor elements and/or the output signals thereof, an error handling, a filtering, a calculation and/or provision of a derived measured value. At least one measured value is derived from at least one primary measured value of one or more sensor elements, and all functional apparatuses are connected to the signal processing apparatus via the interface apparatus and the signal processing apparatus provides the signal processing functions. | 11-29-2012 |
20120299367 | METHOD FOR OPERATING A BRAKE SYSTEM FOR A MOTOR VEHICLE AND BRAKE SYSTEM - A method in which a brake system for a motor vehicle is controlled and/or regulated. The motor vehicle having at least one electrically regenerative brake and a pressure-medium-operated, in particular a hydraulic brake system with friction brakes, wherein the wheel brakes assigned to the individual wheels are arranged in at least two brake circuits which can be charged with a pressure medium by a first brake pressure generator, in particular a tandem master brake cylinder, and wherein each brake circuit includes at least one pressure accumulator and at least two electronically activatable hydraulic valves. During a braking process with the one or more electrically regenerative brakes, by suitable activation of at least one hydraulic valve, at a point in time, the pressure medium is discharged only into precisely one predetermined pressure accumulator. The invention also relates to a corresponding brake system. | 11-29-2012 |
20120279301 | DOUBLE-AXIAL, SHOCK-RESISTANT ROTATION RATE SENSOR WITH NESTED, LINEARLY OSCILLATING SEISMIC ELEMENTS - A micromechanical rotation rate sensor, including a substrate whose base surface is aligned parallel to the x-y plane of a Cartesian coordinate system, with the rotation rate sensor having at least one first seismic mass and a second seismic mass which are coupled to at least one first drive device and are suspended such that the first and the second seismic masses are driven such that they are deflected in antiphase in one drive mode, with the rotation rate sensor being designed such that it can detect rotation rates about at least two mutually essentially orthogonal sensitive axes, wherein at least the second seismic mass is in the form of a frame which at least partially surrounds the first seismic mass with respect to the position on the x-y plane. | 11-08-2012 |
20120269664 | MOTOR-PUMP UNIT - A motor-pump unit, for providing pressure for a brake actuating device having a pneumatic brake booster including a pump and an electric motor driving the pump, the pump being a dual diaphragm pump having two opposed working diaphragms, each of which is clamped between a pump casing and a working chamber cover and delimits a working chamber, and moveable by a crank drive having connecting rods and bearings, the working diaphragm connected firmly to a tappet and, together with the connecting rod, in each case forming a diaphragm unit. In order to provide a low-noise motor-pump unit which is more cost-effective and requires reduced expenditure on assembly, the connecting rods are made of plastic, wherein in each case one tappet and one bearing are encapsulated with the material of the connecting rod. Alternatively, the connecting rods can be formed in one piece with the tappet and provided as sintered components. | 10-25-2012 |
20120245815 | MOTOR VEHICLE BRAKING SYSTEM HAVING A HYDRAULICALLY ACTUATED SERVICE BRAKING SYSTEM AND AN ELECTORMECHANICALLY ACTUATED BRAKING SYSTEM - The invention relates to a motor vehicle brake system having a hydraulically actuatable service brake system and an electromechanically actuatable brake system, including an operating element HMI, in particular for activating a parking brake function, an electronic control device (EPB-ECU) for activating an electromechanical actuator of the electromechanically actuatable brake system, and an electrohydraulic control unit (HECU) associated with a service brake and serving to control or regulate hydraulically implemented service brake functions, driving stability functions and/or braking assistance functions. It is an aim of the invention to contribute to reducing the stress on parts or components of the brake system. It is proposed that an electronically controlled hydraulic pressure conditioning process is carried out in integrated brake calipers after hydraulic actuation of the brake, it being further provided that the electromechanical brake system generates additional application forces only after the hydraulic pressure conditioning process. | 09-27-2012 |
20120239294 | VEHICLE ANTENNA UNIT - A vehicle antenna unit for participation in vehicle-to-surroundings communication in accordance with the DSRC or ITS-G5 standard having an adhoc network antenna for sending and receiving in the region of 5.9 GHz, having a satellite antenna for receiving satellite locating signals and having driver elements, which are set up to send, bit by bit, and/or to receive data with the adhoc network antenna and the satellite antenna, and having a computation unit for conditioning the data. In order to allow the vehicle to participate in the vehicle-to-surroundings communication, the computation unit is set up to evaluate the satellite locating signals and for the purpose of independent participation by the vehicle antenna unit in the vehicle-to-surroundings communication. | 09-20-2012 |
20120220231 | C2X COMMUNICATION WITH REDUCED DATA VOLUME - By reducing the packet size for C2X data transmission, it is possible to increase the transmission range and the number of transmitted data packets per unit time. By way of example, only component information items are transmitted, which can be converted into a full information item by the receiver using supplementary information items that come from a different source. In order to obtain the full information items, it is possible to utilize firstly transmission properties of the radio medium and secondly common information bases as determined by the system. | 08-30-2012 |
20120210788 | DOUBLE-AXLE, SHOCK-RESISTANT ROTATION RATE SENSOR WITH LINEAR AND ROTARY SEISMIC ELEMENTS - A micromechanical rotation rate sensor has at least one first and one second seismic mass coupled to at least one first drive device and are suspended such that the first and second seismic masses are driven such that they are deflected in antiphase in one drive mode, with the rotation rate sensor being designed such that it can detect rotation rates about at least two mutually essentially orthogonal sensitive axes, wherein at least the first and second seismic masses are designed and suspended such that they oscillate in antiphase in a first read mode when a first rotation rate about the first sensitive axis is detected, and the first and second seismic masses and/or additional seismic masses are designed and suspended such that they oscillate in antiphase in a second read mode when a second rotation rate about the second sensitive axis is detected. | 08-23-2012 |
20120206888 | SENSOR ARRANGEMENT AND CHIP COMPRISING ADDITIONAL FIXING PINS - An electronic chip, including at least one electronic circuit and two or more contact-making pins, wherein the chip additionally has at least one fixing pin. | 08-16-2012 |
20120188778 | SEAT-BELT BUCKLE WITH A SENSOR/ILLUMINATION SUBASSEMBLY - A seat-belt buckle for securing persons in motor vehicles, including at least one sensor unit which is designed in such a manner that it can detect the closure state of the seat-belt buckle, the seat-belt buckle having an illumination unit which is integrated, together with the sensor unit, in a common sensor/illumination subassembly. | 07-26-2012 |
20120186245 | ASSEMBLY MADE OF A PRESSURE MEDIUM STORAGE TANK AND A MANUALLY ACTUATED MAIN CYLINDER, IN PARTICULAR FOR A HYDRAULIC MOTORCYCLE BRAKE SYSTEM - The invention relates to an assembly including a pressure medium reservoir and a manually actuable master cylinder, in particular for a hydraulic motorcycle brake system, wherein the pressure medium reservoir is connected permanently to the master cylinder by at least one pressure medium connection, wherein the master cylinder has at least one pressure chamber, which can be connected to wheel brakes. According to the invention, provision is made for a protection device to be arranged in the region of the pressure medium connection, the device preventing air from penetrating into the pressure chamber and allowing air to escape in the direction of the pressure medium reservoir. | 07-26-2012 |
20120177061 | INTERFACE DEVICE, VEHICLE COMMUNICATION UNIT EQUIPPED WITH AN INTERFACE DEVICE AND USE OF A VEHICLE COMMUNICATION UNIT IN THE VEHICLE-TO-ENVIRONMENT COMMUNICATION - An interface device having a first connection to a vehicle communication unit which is designed to carry out a vehicle-to-environment communication is described, the interface device having a second connection to an infrastructure unit and a computing unit which is designed to convert the signals between the first and second connections. In addition, a vehicle communication unit equipped with the interface device and a use of a vehicle communication unit are described. | 07-12-2012 |
20120167663 | LASER-BASED METHOD FOR FRICTION COEFFICIENT CLASSIFICATION IN MOTOR VEHICLES - A sensor arrangement for capturing the coefficient of friction from a roadway surface, wherein the sensor arrangement is arranged on a motor vehicle and includes at least one radiation emitter unit and at least one electronic evaluation circuit, wherein the radiation emitter unit emits electromagnetic radiation toward the roadway surface and the radiation is at least to some extent reflected and/or scattered at the roadway surface and the reflected and/or scattered radiation is at least to some extent captured in the radiation emitter unit and/or in one or more additional sensor units, wherein the electronic evaluation circuit is designed such that it ascertains a piece of coefficient-of-friction information for the roadway surface from the intensity of the reflected and/or scattered radiation or a variable which is dependent thereon. | 07-05-2012 |
20120167564 | BRAKE ACTUATING UNIT FOR ACTUATING A MOTOR VEHICLE BRAKING SYSTEM OF THE "BRAKE-BY-WIRE" TYPE, AND METHOD FOR OPERATING A MOTOR VEHICLE BRAKING SYSTEM BY MEANS OF SUCH A BRAKE ACTUATING UNIT - A brake actuating unit for actuating a motor vehicle braking system of the “brake-by-wire” type having a brake booster. In order to provide a brake actuating unit for actuating a motor vehicle braking system of the “brake-by-wire” type, which on the one hand fulfills the statutory requirements care and which on the other hand is inexpensive to produce, it is proposed according to aspects of the invention, that the brake booster be provided as a travel-controlled brake booster, so that when not in the “brake-by-wire” operating mode the brake pedal is decoupled from feedback forces of the brake actuating unit, and the return force is simulated by the pedal travel simulator even when not in the “brake-by-wire” operating mode. | 07-05-2012 |
20120162634 | SPEED SENSOR - A sensor for sensing speeds, at least including a sensor unit, which has a radiation emitter element, a sensor element, a preliminary optical element and an evaluation circuit, a sensor housing, which has a leadframe, and a dirt guard unit, which includes a lens, wherein the sensor unit is in electrical contact with the leadframe of the sensor housing, and the lens of the dirt guard unit caps off the sensor housing as a cover. | 06-28-2012 |
20120160618 | BRAKE CALIPER OF A DISK BRAKE - A brake caliper of a disk brake, includes a housing having a bore hole, in which an axially displaceable piston is arranged, and a shaft for actuation, which is supported so that it is rotatable and axially displaceable in the housing, and an adjusting device having a spindle to compensate for brake lining wear, an axial bearing being provided between the spindle and the shaft. For an improved wear resistance, it is proposed according to the invention that the axial bearing be integrally formed from a homogeneous material matrix. | 06-28-2012 |
20120150392 | VEHICLE UNIT - The invention relates to a vehicle unit in a vehicle, including at least one multimedia control unit and at least one safety control unit for controlling multimedia and safety functions, wherein the vehicle unit is provided as a switching unit between the multimedia control unit and the safety control unit, and wherein the switching unit processes the data received from the multimedia control unit and makes the data available to the safety control unit. The switching unit also transmits data received from the safety control unit to the multimedia control unit. Furthermore, the switching unit has a safety level which is higher than that of the multimedia control unit and lower than that the safety control unit. | 06-14-2012 |
20120145779 | TWO-DIMENSIONAL SYMBOL CODE AND METHOD FOR READING THE SYMBOL CODE - The specification describes a two-dimensional symbol code for representing binary data, which symbol code is constructed from a plurality of graphical symbols arranged next to one another, wherein the symbol code is formed from precisely two different symbols having the same surface area which differ in their areal brightness distribution and each code a value from a binary data word. The symbols have a complementary brightness distribution. In a method for reading this two-dimensional system code, the system code has a filter applied to it which matches the brightness distribution of one of the two complementary symbols, wherein in the event of a match one symbol is recognized and in the event of no match the other symbol is recognized. | 06-14-2012 |
20120143454 | SYSTEM AND METHOD FOR STABILIZING A MOTOR VEHICLE - A system for stabilizing a motor vehicle including at least one speed sensor for sensing a longitudinal speed and a transversal speed of the motor vehicle; a calculation unit which is designed to calculate an attitude angle of the motor vehicle from the sensed vehicle longitudinal speed and the sensed vehicle transversal speed; an evaluation unit which is coupled to the calculation unit and is designed to compare the attitude angle with a predefined threshold value and to detect an oversteering situation if the attitude angle exceeds the threshold value; an actuation unit which is coupled to the evaluation unit, and an actuator which influences the driving behavior of the motor vehicle, wherein the actuation unit is designed to actuate the actuator in an oversteering situation. In addition, a method which the system is suitable for carrying out is disclosed. | 06-07-2012 |
20120139761 | METHOD FOR POSITIONING AND VEHICLE COMMUNICATION UNIT - Methods and an appropriately setup communication unit for positioning in vehicle-to-surroundings communication are described, wherein the method involves a first sensor (S | 06-07-2012 |
20120133357 | HYBRID SENSOR ARRANGEMENT - A position-sensor and/or speed-sensor arrangement comprising a sensor with at least a first sensitive main plane and an encoder with at least one encoder track face. The sensor senses a magnetic field generated and/or modulated by the encoder, and the sensor has at least a first magnetic field sensor element and a second magnetic field sensor element. The first magnetic field sensor element has at least a first main sensing direction and the second magnetic field sensor element has an at least second main sensing direction different from the first main sensing direction. The first magnetic field sensor element and the second magnetic field sensor element are arranged such that at least an element output signal of the first magnetic field sensor element has a phase shift absolute value between 75° and 105° with respect to at least one element output signal of the second magnetic field sensor element. | 05-31-2012 |
20120130614 | ELECTRONIC BRAKE SYSTEM HAVING A FRICTION BRAKE COMPRISING FRICTION LININGS FOR AT LEAST ONE WHEEL BRAKE, AND HAVING AT LEAST ONE ELECTRONIC CONTROL DEVICE - The invention relates to a device and an operating method for an electronically controlled braking system having a friction brake, including friction linings for at least one wheel brake and having at least one electronic control device ESP+EPB−ECU. The aim of the invention is to provide an improved seat grinding device and an improved seat grinding process. The aim is achieved by proposing that an automated, electronically controlled or regulated routine is provided for seat grinding the friction partners of the friction brake, such that the automated seat grinding routine is fully executed after a release, particularly after entering a release code or after electronically connecting an interface of the electronic control device ESP+ESC−ECU of the braking system to a separate control device EST, and the results data of the seat grinding routine are stored in a memory area of the electronic control device ESP+ESC−ECU. | 05-24-2012 |
20120118062 | METHOD FOR THE PRECISE MEASURING OPERATION OF A MICROMECHANICAL ROTATION RATE SENSOR - A method and apparatus for the precise measuring operation of a micromechanical rotation rate sensor, including at least one deflectively suspended seismic mass, at least one drive device for driving the seismic mass, and at least one first and one second trimming electrode element, which are jointly assigned directly or indirectly to the seismic mass, a first electrical trimming voltage (U | 05-17-2012 |
20120117961 | BRAKE ACTUATOR UNIT FOR ACTUATING A MOTOR VEHICLE BRAKING SYSTEM OF THE "BRAKE-BY-WIRE" TYPE - A brake actuator unit for actuating a motor vehicle braking system of the “brake-by-wire” type, having a brake booster which can be actuated by a brake pedal and by an electronic control unit as a function of a driver's request and has a piston rod, a master brake cylinder arranged downstream of the brake booster, and a pedal travel simulator which interacts with the brake pedal and is arranged in parallel with the piston rod and by which, in the “brake-by-wire” mode, a restoring force acting on the brake pedal can be simulated independently of actuation of the brake booster. In order to decouple a force-transmitting connection between the brake pedal and the brake booster in the “brake-by-wire” mode, a distance ‘a’ is provided between the brake pedal and a component arranged downstream in the force flux and assigned to the brake booster. | 05-17-2012 |
20120090927 | PARTIALLY LINED DISK BRAKE HAVING A SPRING ARRANGEMENT FOR IMPROVED CLEARANCE AND SPRING ARRANGEMENT - A partially lined disk brake includes a brake anchor plate, mountable on which are two brake linings, which are arranged at a distance from one another and which between them are capable of receiving a brake disk capable of rotating about an axis of rotation, wherein an application movement serves to bring the two brake linings into engagement with a friction surface of the brake disk, including a brake caliper, which is arranged on the brake anchor plate and which engages at least partially over the brake linings and the brake disk, and which in the direction of movement of the brake linings can be displaced by an actuating device in relation to the brake anchor plate, wherein the actuating device produces the application movement of the brake linings, and having at least one spring element, which moves the brake linings away from one another again after an application movement. | 04-19-2012 |
20120084440 | DATA INTEGRITY FOR COMMUNICATION WITH COEQUAL SUBSCRIBERS - A communication device for a subscriber in a communication network of coequal subscribers, which communication device has a communication unit and a control unit. The received messages are checked for rule compliance. If a message does not comply with a particular rule, a disconnection signal is sent to the transmitter of the message. | 04-05-2012 |
20120079218 | CONFIGURABLE STATUS PROCESSING UNIT FOR SENSOR-ACTUATOR SYSTEMS - An electronic communication unit which is in the form of a sensor and/or actuator unit, including at least a first status information processing module having a status memory unit which stores status information for the communication unit in the form of a status data item (stat), wherein the first status information processing module further includes a masking memory unit connected to the status memory unit and also a status processing element connected to the masking memory unit, wherein the first status information processing module is designed such that at least one status information item from the status data item (stat) is selected by the masking memory unit and the resultant selective status data item (sel-stat) is processed by the status processing element such that the output of the latter provides a short status data item (k-stat) which has a shorter data word length than the selective status data item (sel-stat). | 03-29-2012 |
20120072073 | SYSTEM AND METHOD FOR STABILIZING A MOTOR VEHICLE - A system for stabilizing a motor vehicle including at least one speed sensor for sensing a longitudinal speed and a transversal speed of the motor vehicle; a calculation unit which is designed to calculate an attitude angle of the motor vehicle from the sensed vehicle longitudinal speed and the sensed vehicle transversal speed; an evaluation unit which is coupled to the calculation unit and is designed to compare the attitude angle with a predefined threshold value and to detect an oversteering situation if the attitude angle exceeds the threshold value; an actuation unit which is coupled to the evaluation unit, and an actuator which influences the driving behavior of the motor vehicle, wherein the actuation unit is designed to actuate the actuator in an oversteering situation. In addition, a method which the system is suitable for carrying out is disclosed. | 03-22-2012 |
20120065861 | METHOD AND DEVICE FOR PERFORMING CLOSED-LOOP OR OPEN-LOOP CONTROL OF THE DRIVING STABILITY OF A VEHICLE - The invention relates to a method and a device for performing open-loop or closed-loop control of the driving stability of a vehicle and for avoiding collisions with an object which is located in the traffic lane. The invention also relates to a closed-loop driving stability controller. The method according to aspects of the invention comprises: determining based on environmental signals whether a critical situation in terms of driving dynamics, in particular an imminent collision, exists, calculating an avoidance path if a critical situation in terms of driving dynamics exists, determining based on a plurality of input variables pressures for individual brakes of the vehicle, and activating preparatory measures of the driving dynamics regulator, in particular dynamic switching over of closed-loop control parameters if the critical situation in terms of driving dynamics exists. The device and the closed-loop driving stability controller are suitable for carrying out the method. | 03-15-2012 |
20120043806 | Slip-Controlled Hydraulic Vehicle Brake System - A hydraulic vehicle brake system and method of operating same. The system includes an electrohydraulic wheel brake pressure modulation unit, a master brake cylinder ( | 02-23-2012 |
20120034905 | VOICE CONNECTION TO AN INTRASTRUCTURE FACILITY AFTER AN EVENT - Disclosed herein is a communication system for a vehicle for communicating with nearby vehicles which includes a control unit and a communication unit. After a triggering event occurs, an inquiry is sent to nearby vehicles whether a communication voice connection is to be established. Nearby vehicles can thereupon offer the establishment of the voice connection. This establishment can be accepted or rejected by the communication system. | 02-09-2012 |
20120029785 | Method for Determining the Wheel Pressure in an Electronically Actuable Motor Vehicle Brake Control System - A method is described in which the wheel pressure in an electronically controlled motor vehicle brake system is determined. The brake system includes inlet valves and outlet valves in the wheel circuits. At least one of the valves allows adjusting the valve current. The basis for this are previously determined calibration values which describe the opening current behavior of the outlet valve. A verification of the wheel pressure is performed during a wheel pressure control operation by briefly opening the outlet valve of one brake circuit. The current prevailing in this case can be taken into account as an indicator for determining the wheel pressure. | 02-02-2012 |
20120007419 | "BRAKE-BY-WIRE" TYPE BRAKE SYSTEM - A “brake-by-wire” type brake system for a motor vehicle, having a brake pressure sensor which can be activated by a brake pedal of a pedal unit and can be connected to wheel brakes of the vehicle outside the “brake-by-wire” operating mode, having a pressure source which can be actuated by an electronic control unit and can be connected to the wheel brakes of the vehicle in the “brake-by-wire” operating mode, and having a pedal travel simulator which interacts with the brake pedal and is formed by at least one simulator element, and a restoring force which acts on the brake pedal independently of the actuation of the pressure source can be simulated in the “brake-by-wire” operating mode. In order to provide a simpler and more cost-effective “brake-by-wire” type brake system, a force/travel characteristic of the pedal travel simulator is provided in a controllable fashion. | 01-12-2012 |
20110316248 | CLOSED RIDE CONTROL SYSTEM FOR VEHICLES - A closed ride control system for vehicles by which a vehicle body is suspended with respect to at least one vehicle axle and which includes the following components: pressure medium chambers which are connected via branches to a pressure medium line, a compressor, an air dryer which is arranged in a pressure medium line, a pressure medium reservoir which is connected via the compressor to the pressure medium chambers, and a non-return valve arranged in the pressure medium line between an outlet of the air dryer and the directional valve in order to connect the outlet of the air dryer to the pressure medium reservoir. | 12-29-2011 |
20110313665 | Method for Automatically Detecting a Driving Maneuver of a Motor Vehicle and a Driver Assistance System Comprising Said Method - The invention relates to a method for automatically detecting a driving maneuver of a motor vehicle (A), in particular an overtaking maneuver or an evasive maneuver, in which
| 12-22-2011 |
20110308246 | ASSEMBLY COMPRISING A FLUID RESERVOIR AND A MASTER CYLINDER FOR A MOTOR VEHICLE HYDRAULIC BRAKE SYSTEM - An assembly includes a fluid reservoir and a master cylinder for a motor vehicle hydraulic brake system, the fluid reservoir being fastened to the master cylinder by a releasable connection and including at least one connection fitting, which is received in a corresponding connection aperture of the master cylinder. The fluid reservoir includes one or more components, which under a defined force applied to the fluid reservoir, allow a movement of at least one part of the fluid reservoir in the direction of the master cylinder. | 12-22-2011 |
20110304324 | MAGNETIC ENCODER - A magnetic encoder having at least one encoder track including one or more pole pairs, wherein the magnetization directions of subregions within at least one of the poles are embodied so as to change substantially continuously and/or monotonically along the encoder track. | 12-15-2011 |
20110291470 | ELECTROHYDRAULIC BRAKE SYSTEM AND METHOD FOR OPERATING THE SAME - Disclosed is an electrohydraulic brake system for use in vehicles which can be braked by means of generator operation of an electric drive motor. The brake system comprises, inter alia, a brake booster and an electronic control unit which is provided for distributing the braking effect between a generative component or recuperation braking component and a friction braking component. In order to optimize the take-up of pressure medium, in particular during recuperation braking, the brake booster ( | 12-01-2011 |
20110291469 | METHOD FOR OPERATING A BRAKE SYSTEM - Disclosed is a method for operating a brake system for motor vehicles that can be actuated in a “brake-by-wire” operating mode both by the vehicle driver and independently of the vehicle driver, and that is operated preferably in the “brake-by-wire” operating mode, and that can be operated in a first fallback operating mode wherein a brake force amplifier is available, and in a second operating mode without brake force amplification, in which only operation by the vehicle driver is possible. According to the invention, the “brake-by-wire” operating mode, provided as the normal operating mode, is divided into energy-saving and high-power operating modes, between which a switch is made depending on the braking situation, and using different components of the hydraulic circuit. | 12-01-2011 |
20110284313 | STEERING DEVICE, IN PARTICULAR FOR A REAR WHEEL STEERING SYSTEM - A steering device for adjusting a wheel turning angle of a wheel of a motor vehicle, in particular of a rear wheel, includes a wheel guide member via which a wheel carrier of the wheel is connected to a vehicle body, the wheel carrier being swivellable about an axis of rotation disposed parallel to the wheel plane and the wheel guide member being articulated to the wheel carrier at a distance from the axis of rotation and being adjustable in length by an electromechanical drive unit, the electromechanical drive unit being connected, on the one hand, via a push rod to a joint at the wheel carrier end in order to form a swivel bearing to establish a connection to the wheel carrier, and, on the other hand, to a joint at the vehicle body end to form a further swivel bearing to establish a connection to the vehicle body. | 11-24-2011 |
20110279254 | METHOD AND DEVICE FOR CARRYING OUT AN AVOIDANCE MANEUVER - Disclosed herein is a method and device for carrying out an avoidance maneuver of a motor vehicle. An object in the surroundings of the motor vehicle which is on a collision course is detected. A warning is output to the vehicle driver, to the effect that the motor vehicle is on a collision course, and the steering activity of the vehicle driver is detected. An externally actuable rear-wheel steering device is subsequently switched such that the front wheels and the rear wheels of the motor vehicle are controlled in the same direction. Also, the vehicle movement dynamics effects of the actuation of the externally actuable rear-wheel steering device in the same direction are compensated. A further warning is output to the vehicle driver in order to cause the vehicle driver to perform a greater steering activity necessary as a result of the actuation of the externally actuable rear-wheel steering device. | 11-17-2011 |
20110278804 | METHOD FOR CONTROLLING THE REGENERATION CYCLES FOR AN AIR DRYER IN A CLOSED RIDE CONTROL SYSTEM FOR VEHICLES - A method for controlling the regeneration cycles for an air dryer in a closed ride height control system for vehicles. Compressed air chambers and a compressed air storage reservoir are charged with compressed air and ventilated via a compressed air line, or are charged via a compressed air intake line connected to the compressor and ventilated via the compressed air line. Compressed air quantity delivered through the dryer by the compressor, and temperature and/or the humidity of the air sucked in from the atmosphere are measured. The dryer is considered saturated under the assumption that air sucked in by the compressor and delivered through the air dryer is at the highest possible ambient temperature and humidity. Regeneration air quantity required for the compressed air quantity for the dryer to attain the desired dew point is determined as a function of the ambient temperature and/or the humidity of the intake air. | 11-17-2011 |
20110278105 | PARKING BRAKE AND METHOD FOR OPERATING SAME - A parking brake having an actuator, wherein the actuator is driven by a direct current motor which can be operated in two directions. The actuator moves, via a self-locking gear mechanism of the actuator, at least one brake shoe for applying or releasing the parking brake in the direction of a rotary element or away therefrom. A control unit for performing open-loop or closed-loop control of the movement of the direct current motor is also provided. The parking brake is designed such that, when the parking brake is applied or released, an application point of the brake shoes against the rotary element is generally overshot. In order to increase the accuracy and reliability of the setting of the brake-application force when the parking brake is applied or of the brake-application clearance when the parking brake is released, the control unit determines the application point by forming the first derivative over time of the electric current taken up by the direct current motor during the application of the brake. A corresponding method for operating such a parking brake is also described. | 11-17-2011 |
20110270500 | Method for Supporting a Brake System in Case of Reduced Effectiveness of the Vehicle Brake System - Disclosed is a method for increasing the braking effect in a motor vehicle having a hydraulic brake system. An energy supply unit, which is used to increase the brake pressure in at least one wheel brake, is switched on when the brake pressure adjusted by the driver in a master brake cylinder exceeds a first activation threshold value, which is determined depending on a detected vehicle deceleration, and the energy supply unit is switched off when the brake pressure reaches a predetermined bottom threshold value at a specific instant. According to the method, within an interval beginning at that specific instant, it is checked whether the brake pressure (p | 11-03-2011 |
20110264361 | APPARATUS AND METHOD FOR UPDATING DIGITAL MAPS - A navigation unit for a vehicle for updating a navigation map is specified, wherein the navigation unit is configured to proactively ascertain a required portion of the map and is also configured to receive a restricted update for the map which relates to the required portion of the map. | 10-27-2011 |
20110245992 | METHOD FOR CONTROLLING A MOTOR VEHICLE AND DEVICE THEREFOR - A method for controlling a motor vehicle wherein the control is carried out with the participation of at least one driver assistance system. In order to simplify and/or differentiate the overriding of a driver assistance system, there is provision that the participation of at least part of the at least one driver assistance system in the control of the motor vehicle is switched off or changed by the driver activating an activation element which is provided in and/or on the motor vehicle and communicates with the at least one driver assistance system. A corresponding device is also described. | 10-06-2011 |
20110231509 | DATA TRANSMISSION PROTOCOL - An electronic communication system including at least first and a second communication units (master, slave) which are connected to one another by means of at least one first data line, wherein the communication system has a data transmission protocol which is designed such that at least one defined communication process comprises the transmission of a synchronization packet (frame sync) and/or of an identification packet (ID) and/or a command packet (CMD) and/or of an address packet (ADDR) from the first communication unit (master) to at least the second communication unit (slave) via at least the first data line. | 09-22-2011 |
20110215758 | SYSTEM, DEVICE AND METHOD FOR DATA TRANSFER TO A VEHICLE AND FOR CHARGING SAID VEHICLE - A data transfer, power supply and charging apparatus having a data interface transfers both energy to an energy storage device and vehicle- or driver-related data via a charging cable or electric line. The use of a charging cable for transmitting data to and from the vehicle is suitable particularly for electric and hybrid vehicles in the automotive sector. In this way, it is possible to perform updates for vehicle-internal systems and to check these. In addition, the data transfer, power supply and charging apparatus may include a communication unit which also allows data to be received and sent during travel without an electrical connection. | 09-08-2011 |
20110215271 | SOLENOID VALVE, IN PARTICULAR FOR SLIP-CONTROLLED MOTOR-VEHICLE BRAKE SYSTEMS - Disclosed is a solenoid valve, the valve housing of which has a thick-walled tubular body ( | 09-08-2011 |
20110203693 | CLOSING DEVICE - A closing device, particularly for closing channels conducting pressure medium in a valve receiving body, has a rotationally symmetrical closing element ( | 08-25-2011 |
20110202237 | DRIVING DYNAMICS CONTROL SYSTEM FOR VEHICLES - A driving dynamics control system for vehicles. The control system including at least one driving dynamics controller that is fed setpoint specifications and driving state variables as input data. The control system also includes a plurality of actuators that can be controlled and/or regulated to modify the dynamics of the vehicle, such as steering, adjustable independently of the driver, on a front and/or rear axle of the vehicle, a chassis adjustable independently of the driver, a brake adjustable independently of the driver, and a drive train adjustable independently of the driver. The driving dynamics controller determines a central control specification from the setpoint specifications and the driving state variables and sends it to a distribution algorithm that distributes the control specification into manipulated variables for driving the actuators. | 08-18-2011 |
20110199230 | INFORMATION DEVICE FOR THE ADAPTED PRESENTATION OF INFORMATION IN A VEHICLE - Information for a vehicle driver is transmitted to the vehicle by vehicle-to-vehicle or vehicle-to-infrastructure communication and is individually conditioned in the vehicle in line with the respective needs of the driver. The conditioned information is then presented visually and/or audibly. | 08-18-2011 |
20110199200 | Method and Device for Automatic Direction Indication - The invention relates to a method for automatic direction indication, comprising the following steps:
| 08-18-2011 |
20110197414 | SENSOR ARRANGEMENT AND METHOD FOR EASY INSTALLATION INTO A VEHICLE - A method for installing a sensor arrangement into a vehicle having a vehicle chassis, wherein the vehicle chassis is in a defined position during the installation, and the sensor arrangement is attached directly or indirectly to the vehicle chassis, wherein the sensor arrangement includes one or more acceleration sensors with three linearly independent measuring directions, and the sensor arrangement has an electronic control unit which is configured in such a way that it includes a sensor calibration mode, wherein, after the attachment of the sensor arrangement, the at least one acceleration sensor senses the gravitational acceleration, after which the electronic control unit in the sensor calibration mode calculates and stores one or more relative positioning parameters from at least the detected direction of the gravitational acceleration (g), which positioning parameters include at least information about the relative positioning between the sensor arrangement and the vehicle chassis. | 08-18-2011 |
20110196576 | METHOD FOR STEERING ASSISTANCE DURING AN EMERGENCY MANEUVER - A method for steering assistance of a motor vehicle driver of a motor vehicle in dangerous situations. The vehicle is equipped with a mechanism which influences its steering device and a vehicle environment detection mechanism. A trajectory calculation unit calculates driving cases of all drivable and stable movement trajectories on the basis of the data of the vehicle environment detection mechanism. A mechanism detects and evaluates a current steering wheel actuation with regard to the presence of a dangerous situation, wherein, when a dangerous situation is detected, the movement trajectory from the currently determined driving case is determined which corresponds to the driving maneuver that is indicated by the associated current steering wheel actuation, and the driver is assisted, by way of the mechanism which influences the steering device, in continuing the driving maneuver as a function of the determined movement trajectory. | 08-11-2011 |
20110187560 | TRAFFIC GUIDANCE SYSTEM - Traffic light installations for producing meta information on the basis of input information about the surroundings of the traffic light installation. The traffic light installation acts as a data pool and can independently reproduce a road section using the information which it has measured or which it has obtained from adjacent vehicles. In addition, the traffic light installation can use the input information to produce meta information which is communicated to other vehicles and thus results in a constant flow of traffic. | 08-04-2011 |
20110184606 | METHOD AND DEVICE FOR THE CALIBRATION OR DIAGNOSIS OF A MOTOR VEHICLE BRAKE SYSTEM HAVING A CYCLICALLY OPERATED PUMP - A method for the calibration or diagnosis of a motor vehicle brake system having a cyclically operated pump. At least one parameter (U | 07-28-2011 |
20110183529 | TOLERANCE COMPENSATING, ELECTRIC CONNECTOR, IN PARTICULAR FOR MOTOR VEHICLE CONTROL DEVICES - An electric connector with a tolerance compensator, includes a plug-in part and a counter part. An electric connection is established when the plug-in part including at least one electrically conductive pin is plugged into the counter part in the z-direction of a Cartesian coordinate system. The counter part has volume elastic properties, is electrically conductive and forms a predetermined volume. The counter part is limited in the z-direction by, respectively, one contact surface. In order to establish an electric connection, the at least one electrically conductive pin is aligned essentially in the counterpart in the z-direction and traverses a contact surface in an essentially perpendicular manner. The volume area of the counter part is calculated such that the pin reaches the volume allowing a reliable electric connected to be established, in the framework of a permitted path tolerance in the x- and/or y-direction when plugging together. | 07-28-2011 |
20110179889 | SENSOR ELEMENT AND CARRIER ELEMENT FOR MANUFACTURING A SENSOR - A method for manufacturing a sensor in which a sensor element, which comprises at least a first housing, is at least partially encapsulation-molded in an encapsulation-molding process. As a result of the encapsulation-molding process a sensor housing is formed. The sensor element is mechanically connected to a support element and/or accommodated by the support element, after which the sensor element and the support element are encapsulation-molded in a common encapsulation-molding process for forming the sensor housing. | 07-28-2011 |
20110177791 | POSITIONING SIGNAL FOR RESCUE FORCES - An emergency call unit for a vehicle includes not only a detection unit, a position-finding unit and a control unit, but also a transmission unit for the repeated transmission of a locating signal to a rescue worker. In this context, the locating signal may correspond to the position of the vehicle, and the transmission of the locating signal is initiated by a trigger event. By way of example, the trigger event is a request from a rescue worker or is the detection of an accident. | 07-21-2011 |
20110175598 | METHOD FOR PRODUCING A SPEED SENSOR ELEMENT - A method for producing a sensor element, wherein at least parts of the sensor element are subjected to at least one plasma treatment process during production. The plasma treatment process may be either a plasma cleaning process and/or a plasma activation process. During the plasma treatment process, a base element and/or a carrier element of the sensor element is subjected to a plasma treatment process before a placement process and/or before a contact-connecting process with electrical connection means. The sensor element is equipped with at least one measurement probe element and/or at least one electronic circuit. This method is used to produce a sensor element, such as a speed sensor element, that may be used in a motor vehicle. | 07-21-2011 |
20110174151 | PNEUMATIC BRAKE BOOSTER - A tandem-type pneumatic brake booster, in particular for hydraulic vehicle brake systems, having a housing comprising a first and a second housing half shell, the interior of which is divided with the aid of a partition into a front and a rear booster chamber, wherein the partition has a centrally arranged, circular cavity, through which a control housing or a cylindrical control housing extension extends, and the partition rests sealingly against the control housing or the control housing extension by a sealing element, having a first and a second movable wall, which respectively subdivide the front and the rear booster chamber into a first low-pressure chamber and a first working chamber and into a second low-pressure chamber and a second working chamber, having at least one connecting conduit between the first working chamber and the second working chamber in order to equalize the pressure between said two working chambers. | 07-21-2011 |
20110169663 | DEVICE AND A METHOD FOR DETECTING MOTOR VEHICLES AND THEIR APPROACH ANGLES - A device and a method for detecting motor vehicles and their approach angles by passive or active transponders which are provided on the motor vehicles is described, which can be triggered by a transceiver device to transfer information stored in the transponders. It is recommended that on a motor vehicle at least two transponders are arranged with a restricted emission angle range and a different emission direction, and that information suitable for identifying the motor vehicle is stored in the transponders. | 07-14-2011 |
20110168502 | COMBINED VEHICLE BRAKE SYSTEM WITH HYDRAULICALLY AND ELECTROMECHANICALLY ACTUATABLE WHEEL BRAKES - A combined vehicle brake system, in particular for a motor vehicle, includes an electromechanical service brake system for a front axle of the vehicle. The electromechanical brake system has at least one electromechanically actuatable wheel brake ( | 07-14-2011 |
20110167920 | TORQUE SENSOR ARRANGEMENT WITH ROTATIONAL ANGLE INDEX DETECTION - Sensor arrangement including a torque sensor for measuring the torque acting on a first shaft, the sensor arrangement having a rotational angle index unit which is designed in such a manner that it can detect and/or identify the angular position of the first shaft with respect to a defined rotational angle and/or defined rotational angle range. | 07-14-2011 |
20110164594 | DEVICE AND METHOD FOR TRANSMITTING INFORMATION - An apparatus and a method for transmitting information in vehicle-to-vehicle communication based on IEEE802.11 standard WLAN, which involves both safety information based on the IEEE802.11p standard and non-safety-related information based on another IEEE802.11 standard being transmitted. The apparatus is equipped with a transmission and/or reception device which has a WLAN chipset. In order to achieve the vehicle-to-vehicle communication with a single piece of hardware, provision is made for the WLAN chipset to be able to be changed over by a control command between a first mode based on the IEEE802.11p standard and a second mode based on another IEEE802.11 standard and for the apparatus to have a control device which changes over the mode of the WLAN chipset using a control command. | 07-07-2011 |
20110162935 | COMBINED VEHICLE BRAKE WITH ELECTROMECHANICALLY ACTUABLE PARKING BRAKE - A combined vehicle brake which has a hydraulically actuable service brake and an electromechanically actuable parking brake device, a hydraulic service pressure space being delimited in a brake housing by a brake piston which can be acted upon by hydraulic pressure medium in order to execute service braking operations, so that the brake piston can be actuated along a piston longitudinal axis in order to achieve a braking action, and the parking brake device acting on the brake piston by a gear, in that the gear converts the rotational movement of an electromechanical actuator into a translational movement and causes an actuation of the brake piston in order to execute parking braking operations and holds the said brake piston in the actuated position, the gear having a threaded spindle and a threaded nut which are in contact with one another via a plurality of rolling bodies. | 07-07-2011 |
20110144878 | MULTI-CIRCUIT ELECTROHYDRAULIC MOTOR VEHICLE BRAKE SYSTEM AND METHOD FOR OPERATING THE SAME - A multi-circuit electrohydraulic motor vehicle brake system includes a plurality of calipers having hydraulically actuated actuators which are hydraulically connected to an electronically controlled unit. The unit includes an electronic unit ECU and a hydraulic unit HCU. At least some of the calipers, additionally or separately include electromechanical actuators for actuating or releasing a parking brake effect. In order to cut down on electrical interfaces and electronic units in a motor vehicle, the electronic unit is connected to the electromechanical actuators via respective two separate electrical supply lines, and the electronic unit has at least one electrical switch for supplying the electromechanically actuated actuators with power. | 06-16-2011 |
20110140926 | VEHICLE KEY - A vehicle key for radio communication with a vehicle. The vehicle key has a radio transmitter for transmitting radio signals to the vehicle. The vehicle key has a radio receiver and/or audio receiver to be able to locate the vehicle within close range. A bidirectional communication with a transceiver of the vehicle is set up by the radio receiver and/or the audio receiver and the radio transmitter. Furthermore, a corresponding method for locating the vehicle by using the vehicle key is described. | 06-16-2011 |
20110140873 | NAVIGATION SYSTEM FOR A COMPLEX, MENU-CONTROLLED, MULTIFUNCTIONAL VEHICLE SYSTEM - A system and method for a navigation system for a complex menu-controlled multifunctional vehicle control system. The system has a navigation unit and a man-machine interface which are arranged separately at different locations in the vehicle. Between the two units there is a communication link which is of bidirectional design. | 06-16-2011 |
20110132188 | MULTI-PART PISTON CONSTRUCTION FOR A BRAKE CALIPER OF A DISK BRAKE - A multi-part piston for a brake saddle of a hydraulically and/or mechanically and/or electromechanically actuated disk brake is described herein. The piston is a pot open on one side and including a base and a wall attached thereto in one piece. The base can be impinged by brake pressure coming from the inside of the pot so that an outward-facing abutting surface of the base can be pressed against a brake lining. The inside of the pot receives at least one pressure piece associated with a parking brake mechanism. For simplified manufacture in the form of a modular piston system for use in various applications, it is proposed that the pressure piece and the base comprise conical surfaces facing one another for transferring braking pressure. | 06-09-2011 |
20110131821 | ANGLE SENSOR ARRANGEMENT - Method for detecting an angle of rotation of an angle sensor arrangement including at least one first element and one second element, which are designed and arranged such that they can be rotated relative to one another, and at least one capacitor element whose capacitance changes on the basis of the angle of rotation, the angle of rotation being detected or determined directly or indirectly on the basis of this capacitance of the capacitor element, the capacitor element having at least one first band, and the angle of rotation being detected or determined at least on the basis of the positioning of the first band. | 06-09-2011 |
20110129122 | MAP MATCHING FOR SECURITY APPLICATIONS - An apparatus for map matching between a measured position for an object and information on a digital map is specified. This involves a computation unit being used to perform a first selection of cartography elements on the map on the basis of the measured position and on the basis of a predefined error. In addition, the computation unit is designed to provide the selected cartography elements for a first and a second secondary computation unit. In addition, values from the secondary computation units are converted in the same unit of measurement. | 06-02-2011 |
20110125401 | UPDATE UNIT AND METHOD FOR UPDATING A DIGITAL MAP - An update device for updating a digital map for a vehicle is specified which has a multiplicity of sensors which measure the current traffic situation, the movement of the vehicle or else the road conditions. These measured values are transferred to a control center which evaluates them and then sends appropriate update data for updating the digital map to other vehicles. | 05-26-2011 |
20110124311 | METHOD AND SYSTEM FOR TRANSMITTING AN EMERGENCY CALL - A method and a system for transmitting an emergency call from a vehicle in an accident to an emergency call center, including:
| 05-26-2011 |
20110115644 | METHOD AND APPARATUS FOR WARNING OF EMERGENCY VEHICLES IN EMERGENCY SERVICE - A method and an apparatus for warning of emergency vehicles in emergency service. The emergency vehicles use vehicle-to-vehicle communication to transmit warning messages which are received by other vehicles and are indicated to the driver of the receiving vehicle. In order to allow rapid orientation of the driver, provision is made for the warning message from the emergency vehicle to have a position statement for the emergency vehicle and for the position statement to be evaluated in the vehicle which receives the warning message, wherein the position of the emergency vehicle is indicated relative to the position of the receiving vehicle. | 05-19-2011 |
20110113880 | MICROMECHANICAL ACCELERATION SENSOR - A micromechanical acceleration sensor includes at least a first seismic mass which is suspended in a deflectable manner, at least one readout device for detecting the deflection of the first seismic mass and at least one resetting device. | 05-19-2011 |
20110113876 | TIRE MODULE HAVING A PIEZO-SENSITIVE SENSOR - A tire module for detecting tire condition variables, the module being mounted on an inside of a tire in an area deformed during tread shuffle and including at least one carrier, on which at least one electronic component is disposed, and at least one piezo-sensitive sensor, the piezo-sensitive sensor being disposed such that it is at least partially deformed during deformation of the tire during tread shuffle, and the deformation of the piezo-sensitive sensor being used to determine at least one shuffle variable, and the tire module including at least one battery for at least partially supplying energy to the at least one electronic component, and to use of the tire module. | 05-19-2011 |
20110098877 | TRANSMISSION OF VEHICLE-RELEVENT DATA OF A VEHICLE VIA MOBILE COMMUNICATION - A device, method, computer program and computer readable medium allowing for vehicle to vehicle and vehicle to infrastructure communication. An ignition key radio technology may used in addition to WLAN-based communication in a vehicle in order to communicate with other vehicles or infrastructure. The ignition key radio technology is used to send only selected data which have been altered significantly. The remaining data are not sent or kept for the WLAN communication. | 04-28-2011 |