| HELLA KGAA HUECK & CO. Patent applications |
| Patent application number | Title | Published |
|---|
| 20120133738 | Data Processing System and Method for Providing at Least One Driver Assistance Function - The invention relates to a data processing system and a method for providing at least one driver assistance function. A stationary receiving unit ( | 05-31-2012 |
| 20120092315 | METHOD AND DEVICE FOR DETERMINING A CONTROL SIGNAL - In a method for determining a control signal as a function of measured ambient light conditions for subsequent processing by at least one electrical component, in particular in order to control an imaging unit of an image output apparatus, the present light conditions are detected by means of a plurality of light sensors, measuring signals are output as a function of the intensity of the light conditions recorded by the light sensors, and the measuring signals of the individual light sensors are then combined into at least one control signal in accordance with at least one predefined ratio. The control signal is adjusted with consideration of the orientation of at least one of the light sensors and is then output. | 04-19-2012 |
| 20120086376 | ELECTRIC MOTOR OPERATION APPARATUS AND METHOD - The invention relates to a method for operating an electric motor with a primary section and a secondary section, wherein the primary section has a multi-phase exciter winding comprising winding strands, each of the phase connections of said exciter winding being connected to an output connection of an end stage, wherein the end stage has controllable semi-conductor switches for applying phase voltages to the output connections, said method comprising the following steps: a) introducing an operating phase by applying the phase voltages to the output connections of the end stage such that a moving magnetic field is induced in the exciter winding, said moving field effecting a relative motion between the primary section and the secondary section, b) hinting off the phase voltage at at least one of the output connections in order to introduce a measurement phase, c) measuring the electrical back emf induced in the winding strand connected to said at least one of the output connections by virtue of the relative motion between the primary section and the secondary section in order to determine the angular difference between the phase position of the exciter current and that of the back emf, d) optionally, repeating steps a) through c). After turning off the phase voltage, the winding current in the winding strand for which the phase voltage was turned off is conducted and maintained by way of at least one free-wheeling element having a non-linear characteristic curve. A flank ( | 04-12-2012 |
| 20120044709 | ACTUATOR - The invention relates to an actuator ( | 02-23-2012 |
| 20120033074 | Method and device for determining a valid lane marking - The invention relates to a method and a device for determining a valid lane marking ( | 02-09-2012 |
| 20120019271 | DEVICE FOR DETECTING PHYSICAL STATE VARIABLES OF A MEDIUM - In the case of a device for detecting physical state variables of a medium, such as pressure or temperature, for example, of a liquid, comprising at least one measuring sensor, which is connected to at least one electrical conductor so as to transmit signals, wherein at least one section of the conductor, which encompasses the sensor, is embedded in a casting compound, the casting compound is embodied, according to the invention, from at least one casting core and a casting jacket, which encloses the casting core, and provision is made in the casting compound for at least one recess for a media-conducting access to a contact surface of the sensor. | 01-26-2012 |
| 20120007507 | METHOD AND SENSOR ARRANGEMENT FOR DETECTING THE VISIBILITY OUTSIDE OF A MOTOR VEHICLE - The invention relates to a method for detecting the visibility outside of a motor vehicle by means of at least two light sensors, in the case of which the intensity of the light reflection of the driving light emitted in the direction of travel is detected by means of a first light sensor, which is oriented in the direction of travel. The first light sensor thereby transmits at least a first evaluation signal to a control unit for further processing at least as a function of the recorded intensity of the light reflection. The ambient light is detected by means of a second light sensor and a second evaluation signal is transmitted to the control unit as a function of the intensity of the ambient light. The control unit correlates the evaluation signals of both light sensors and the light intensity threshold value is determined on the basis thereof. The control unit outputs different control signals in each case, in response the first evaluation signal is exceeding of falling below of the determined light intensity threshold value. | 01-12-2012 |
| 20120006110 | SENSOR ARRANGEMENT FOR DETECTING AMBIENT CONDITIONS - The invention relates to a sensor arrangement for detecting ambient conditions, in particular for a motor vehicle, with at least one carrier plate and optical elements arranged on this carrier plate, wherein several of the optical elements are arranged around a shared central region on the carrier plate, and at least two of the optical elements arranged around the central region exhibit primary action axes. These primary action axes are adjusted at a predetermined angle relative to the carrier plate, wherein the primary action axes are directed toward the shared central region. Additional sensors arranged on the carrier plate include a rain sensor, a solar sensor as well as various light sensors, which preferably are arranged on receiving surfaces of the carrier plate. | 01-12-2012 |
| 20110273898 | PROJECTION MODULE FOR VEHICLES - Projection module for a light unit of a vehicle having a reflector, a light source assigned to the reflector, a shutter connected to the reflector in a detachable manner, a lens holder holding a lens and being detachably connected to the shutter, and a carrier frame detachably connected to the reflector for the connection to a housing of the light unit, wherein the carrier frame is connected to the lens holder to form an integrally formed basic carrier part having, on a side facing the reflector, positioning means for the positioning of the shutter and screw fastening means for the screwable connection with a front edge of the reflector. | 11-10-2011 |
| 20110267455 | SYSTEM FOR GENERATING A LIGHT BEAM IN THE AREA IN FRONT OF A MOTOR VEHICLE - A system is described for generating a light beam in the area in front of a motor vehicle, which system has the following components—a headlight which comprises at least one LED array comprising a plurality of light emitting diodes (LEDs) which can be electrically actuated separately, —an object detection device for detecting objects in the area around the motor vehicle, and—a position determining device for determining the position of a detected object relative to the motor vehicle. In this context, the light beam which is generated by the LED array in conjunction with an optical imaging system can be characterized by at least one horizontal illumination intensity distribution value, in which the contributions of at least two LEDs to the illumination intensity distribution value overlap at least partially in terms of the horizontal angle, wherein the illumination intensity can be defined respectively for a) different positions in front of the motor vehicle and b) different horizontal angles relative to a reference direction. For a detected object, a horizontal angle range which is critical in terms of dazzle is then identified in each case as a function of the position of the object with respect to the motor vehicle and as a function of an assumed or identified object width, and the individual LEDs are driven, while taking into account the overlapping, in terms of horizontal angle, of their contributions to the illumination intensity distribution value, in such a way that an illumination intensity limiting value is not exceeded in the horizontal angle range which is critical in terms of dazzle and in terms of the position of the detected object. | 11-03-2011 |
| 20110265947 | METHOD OF CREATING A POSITIVE SUBSTANCE JOINT BETWEEN COMPONENTS - A method of creating a positive substance joint between components ( | 11-03-2011 |
| 20110259131 | LIGHT MODULE ADJUSTMENT APPARATUS AND METHOD - The present invention relates to an apparatus for adjusting a light module along a horizontal or a vertical axis, comprising an actuator and a linear control element which can be moved in an adjustment direction and is driven by said actuator to operate an adjustment mechanism, wherein an articulated joint connects said mechanism to a carrier of the light module and wherein an articulated joint connects a free end of the linear control element to the adjustment mechanism such that said linear control element can pivot around a first axis of rotation perpendicular to the adjustment direction to make up a first pivot joint, wherein the adjustment mechanism provides a control element ( | 10-27-2011 |
| 20110228641 | Device for determining a filling level - A device for determining a filling level in a container, with a stillwell which has an entry opening and a vent opening, an ultrasonic transducer arranged in the base region of the stillwell and at least one pre-chamber. The pre-chamber has an inlet opening to the container and an outlet opening to the entry opening of the Stillwell. The pre-chamber of the device has a second outlet opening that opens out in a lead-off arrangement. By the lead-off arrangement, foamed medium flowing in quickly and suddenly into the pre-chamber of the device does not arrive into the measurement section of the ultrasonic transducer. | 09-22-2011 |
| 20110226212 | Device for measuring foamed media - A device for measuring the fill level in a container has an ultrasound sensor and a damping beaker with at least one antechamber. The antechamber has an inlet opening to the container and an outlet opening to the damping beaker, and has a geometric structure, which guides a fluid at least once around the midpoint of the damping beaker. The antechamber has at least two planes lying horizontally over each other. Each plane has a geometric structure, and the geometric structures of the planes are designed so that the fluid streams through the planes in opposite directions. As a result, the path to be traversed in the antechamber is lengthened, and the inflowing medium is additionally swirled. Even foamed media that quickly flow into the antechamber are effectively retained, and degassing is possible prior to entry into the measuring section of the ultrasound sensor. | 09-22-2011 |
| 20110175987 | STEREO CAMERA SYSTEM - The invention relates to a stereo camera system with at least two image detection sensors which are fixedly connected to a circuit board. The image detection sensors are coplanar and a fixed distance apart. | 07-21-2011 |
| 20110128752 | APPARATUS AND METHOD FOR ATTACHING A FAN OF A LIGHTING APPARATUS AND LIGHTING APPARATUS - The present invention relates to a device for attaching a fan of a lighting apparatus, characterized in that the device comprises at least one mounting element for mounting the fan and at least one mounting device for mounting the device inside the lighting apparatus. The invention further relates to a lighting apparatus of a vehicle, comprising a light source, a fan and a housing, wherein the light source is mounted inside and/or on the housing and wherein the lighting apparatus comprises an fan attachment device of the aforementioned type. | 06-02-2011 |
| 20110122643 | LIGHTING UNIT FOR VEHICLES AND MOUNTING METHOD - The present invention relates to a lighting unit for vehicles, comprising a light source arranged on a circuit board and further comprising an optical attachment mounted in the direction of light emission in front of the light source, said optical attachment comprising at least one holding turret on one of the sides facing the circuit board such that, at its mounting position, the holding turret slots into a hole drilled into the circuit board, wherein the optical attachment is positive-locking to a holding body arranged on one of the sides facing away from the light source, wherein the holding body is molded to a carrier frame, and wherein the holding body or the carrier frame snaps on to the optical attachment. | 05-26-2011 |
| 20110122642 | HEADLAMP WITH A CARRYING ELEMENT PIVOTING IN A FIRST DIRECTION AND A LIGHT UNIT PIVOTING IN A SECOND DIRECTION - Headlamp comprising a housing, a carrying element pivoting around a first axis in relation to the housing and a light unit pivoting around a second axis in relation to the carrying element, wherein the headlamp comprises a drive shaft for pivoting the light unit around the second axis such that a drive unit links the drive shaft to the light unit, wherein the drive shaft is suited and set up to transmit a rotary motion from an input drive head of the drive shaft to an output drive head of the drive shaft, wherein the input drive head is mounted on the housing, wherein the drive shaft comprises a first shaft section and a second shaft section, wherein first ends of the shaft sections, in order to transmit the rotary motion, can move in relation to one another in axial direction and interlink in a torque-proof manner, wherein a rotary motion to be transmitted is performed around a first axis of rotation in the first shaft section and a second axis of rotation in the second shaft section, and wherein the shaft sections are able to pivot around preferably multiple axes perpendicular to the first and second axes of rotation and in relation to one another. | 05-26-2011 |
| 20110122639 | ADJUSTMENT SYSTEM FOR AT LEAST ONE LIGHT MODULE OF A LIGHTING APPARATUS OF A VEHICLE AND LIGHTING APPARATUS FOR VEHICLES - The present invention relates to an adjustment system for at least one light module of a lighting apparatus of a vehicle, comprising a holding frame located in a housing of the lighting apparatus which holds the at least one light module, wherein the holding frame is installed such that it is able to pivot around an axis of rotation of the adjustment system inside the housing of the lighting apparatus, and further comprising an adjusting device for tilting the holding frame around the axis of rotation of the adjustment system, wherein the adjusting device and the holding frame are swivel-mounted to one another. The invention further relates to a lighting apparatus for a vehicle, comprising a housing, at least one light module inside the housing, and a corresponding adjustment system for the at least one light module. | 05-26-2011 |
| 20100319467 | INDUCTIVE TORQUE SENSOR - The present invention relates to an inductive torque sensor ( | 12-23-2010 |
| 20100301750 | METHOD FOR DIMMING A LIGHT-EMITTING DIODE ARRANGEMENT OF A MOTOR VEHICLE - The invention concerns a process to dim a light emitting diode device of a motor vehicle. In order to keep changes of the light intensity from being noticeable, they must be appropriately small. Electronic dimmers with pulse width modulation have historically required a microcontroller with a pulse width modulation generator with at least 10 bits. In order to use cheaper controllers, the invention proposes that the pulse width signal be modulated as a function of a variable on-period and a simultaneously variable period length. | 12-02-2010 |
| 20100283855 | Method and Device for Traffic Sign Recognition - In a method and a device for traffic sign recognition, at least one significant feature for a traffic sign is determined which is standardized for a region. The region that corresponds to the determined feature is determined. At least one classification feature and/or at least one classification method is defined depending on the determined region for the recognition of the traffic sign and/or at least one further traffic sign. The recognition of the traffic sign and/or the at least one further traffic sign is performed by using the defined classification feature and/or the defined classification method. | 11-11-2010 |
| 20100264824 | HEADLIGHT FOR VEHICLES - The invention relates to a vehicle headlamp containing a multiple number of LED light sources and at least one optical unit upstream of the LED sources, whereby the LED light sources are arranged in groups with one group of LED light sources to generate a specified light distribution, whereby the LED light sources within one group of LED light sources are of equal size, whereby the dimensions of the LED light sources within one group of LED light sources and/or the optical unit demonstrate the illumination characteristics needed to ensure that the group of LED light sources completely fulfills at least one specified lighting function in the vehicle environment, whereby light spots are produced with a vertical and/or horizontal critical angle within the range of between 0.2° and 1°. | 10-21-2010 |
| 20100259946 | HEADLIGHT FOR A MOTOR VEHICLE WITH TEMPERATURE-COMPENSATED HOLDER FOR A LAMP MODULE - This invention relates to a vehicle headlamp ( | 10-14-2010 |
| 20100218353 | RESONATOR SENSOR ASSEMBLY - An improved method and assembly, wherein the method generally includes the steps of providing a coated or uncoated sensor element having an exposed sensing surface; attaching the sensor element to a platform so that the exposed sensing surface is spaced from the platform; and optionally applying a protective layer over the platform while maintaining the sensing surface as exposed. The assembly includes a resonator having a free portion with a sensing surface is incorporated onto a platform, components of the sensor are physically shielded from harsh operating conditions, the requisite space is maintained between the free portion of the resonator and the platform, and the sensing surface of the resonator remains exposed for sensing. | 09-02-2010 |
| 20100202151 | Illuminating Device for Vehicles - The invention relates to an illuminating device for vehicles, in particular a tail light, with a housing containing at least one light source, a support accommodating the light source, and a reflector, and with a diffusion lens for covering an opening of the housing, characterized in that the reflector, which is provided with an electrically conductive coating, is assigned charge dissipation means in such a manner that, when electrostatic charging of the reflector occurs, a dissipation current flows to a connection to earth of the illuminating device. | 08-12-2010 |
| 20100165102 | METHOD AND DEVICE FOR DETERMINING A CHANGE IN THE PITCH ANGLE OF A CAMERA OF A VEHICLE - A method and device determine the change in pitch angle of a camera of a vehicle. At least three images, each reproducing a detection area in front of the vehicle, are sequentially recorded and corresponding image data are generated. A position of a first reproduction of a stationary object in the first image is determined as a first image position. A position of a second reproduction of the stationary object in the second image is determined as a second image position. On the basis of at least the first image position and the second image position, the course of a straight line is determined. A position of a third reproduction of the stationary object in the third image is determined as a third image position. On the basis of the distance between the third image position and the straight line, the change in the pitch angle is determined. | 07-01-2010 |
| 20100157058 | Method and Device for Compensating a Roll Angle - The invention relates to a method and a device for compensating a roll angle (α) when operating a camera-assisted driver assistance system in a motor vehicle. A camera takes a first image ( | 06-24-2010 |
| 20100103690 | Headlight for a Motor Vehicle having a Masking Apparatus - The present invention relates to a headlight for a motor vehicle having a light source, which is arranged in a reflector, for emission of light beams in a light outlet direction, having a masking apparatus ( | 04-29-2010 |
| 20100033978 | PROJECTION HEADLIGHT ARRANGEMENT FOR VEHICLES - The invention relates to a projection headlight arrangement for vehicles with a left projection headlight and a right projection headlight, each comprising: a reflector exhibiting two focal points, a light source arranged in a first focal point of the reflector, a lens upstream of the reflector in the direction of light emission whose focus is arranged in the proximity of the second focal point and a diaphragm shaft arranged between the lens and the reflector, which is displaceable in several rotary positions by means of a control unit around a horizontal rotary axis running transversely to the optical axis, wherein the rotary positions each have a diaphragm edge of the diaphragm shaft assigned for the creation of a light-dark boundary for a specified light distribution, wherein a sensor unit is provided for the detection of a traffic participant located in the far-field of the vehicle, the control unit distorts the diaphragm shaft in such a way in dependence on a sensor signal of the sensor unit that such a diaphragm edge of the diaphragm shaft is active, that a complete illumination of the far-field takes place, without blinding the traffic participant detected in the far-field of the vehicle and the diaphragm edges are assigned to light function sectors of the diaphragm shaft, said light function sectors sweeping a variable angular region in the direction of rotation of the diaphragm shaft. | 02-11-2010 |
| 20090303726 | LED LENS MOUNTING DEVICE - A headlight for a vehicle has a lens, a mounting frame, an LED on an LED board. The LED board is mounted on a heat sink. The heat sink has a first adjustment slot and a second adjustment slot. Each of the slots is dimensioned and disposed to closely cooperate with an eccenter adjustment device mounted on one of the LED module or an LED module carrier, said eccenters being adjustable on a fulcrum such that adjustment of one of the eccenters adjusts one of a first position or a second position of the LED module within a plane normal to an optical axis of a lens mounted in a fixed position relative to the LED module carrier. | 12-10-2009 |
| 20090184863 | DETECTION AND COMPENSATION OF TARGET LOSSES WHEN THERE IS A CHANNEL CHANGE - The present invention relates to a method of detecting and correcting the loss of a target lost by the distance sensor installation of a motor vehicle when a target object ( | 07-23-2009 |
| 20090135621 | HEADLIGHT FOR A MOTOR VEHICLE - This present invention relates to a lighting device for vehicles which comprises a flat type light conducting body having two opposed flat sides at which light is transmitted from a light coupling or input side of said body to a light decoupling or output side thereof by total reflection, and a narrow side at the light input end along which a plurality of spaced-apart light elements are fitted for light input into the light conducting body, wherein said narrow side extends in at least an extension plane perpendicular to the flat sides and the narrow side is uneven at least in a light input section thereof that constitutes a light input position. | 05-28-2009 |
| 20090071234 | INSTALLATION FOR MOISTURE DETECTION FOR MOTOR VEHICLES - Installation for moisture detection for motor vehicles comprised of an oscillator, a resonant circuit ( | 03-19-2009 |
| 20080255728 | Path Planning - The present invention relates to a method of determining the path of a vehicle along a two-dimensional plane intended to control the movement of the vehicle by means of a driver-assisting system, where the path interconnects an initial state and a terminal state and each of the states Zi=[xi, yi, ψi, ci] along the path is characterized by four state coordinates with xi and yi being the Cartesian coordinates of a point Pi, ψi being the direction angle of the tangent line, and ci being the curvature of the path at point Pi, and where the path is made up of a number of elementary paths meeting at junction points JPi such that the four state coordinates of state Zi are characterized by a continuous transition at the junction points JPi. | 10-16-2008 |
| 20080239746 | Headlamp for Vehicles - The present invention relates to a headlamp for vehicles with a plurality of LED light sources combined into a single light-emitting surface, where an optical unit is allocated to at least one LED light source to generate some of a specified light distribution, where one or several LED light sources can be turned on or off such that the light distribution can be modified, where a first optical unit with first projection characteristics is placed before a first group of LED light sources and a second optical unit with second projection characteristics is placed before a second group of LED light sources such that a number of differently sized light spots can be generated in the traffic space by optionally turning on or off or dimming the LED light sources of the first group of LED light sources or the second group of LED light sources. | 10-02-2008 |
