Patent application number | Description | Published |
20120127313 | METHOD AND DEVICE FOR A VEHICLE-BASED ILLUMINATION IN INSUFFICIENTLY ILLUMINATED TRAFFIC ENVIRONMENTS - In a method for a vehicle-based illumination of traffic environments, light is irradiated from a vehicle into a traffic environment to detect critical objects, with the intensity averaged over time being reduced when producing the light so as to prevent the human eye from being blinded. The light is irradiated intermittently into the traffic environment in accordance with ON periods and OFF periods. In an OFF period, no light is irradiated from the light source into the traffic environment, while during an ON period the light is irradiated in the traffic environment. | 05-24-2012 |
20120203427 | METHOD AND DEVICE FOR THE DISTANCE-BASED DEBOUNCING OF LIGHT-CHARACTERISTIC CHANGES, - In a method for debouncing light-characteristic changes (e.g., streetlights, headlights of other vehicles), which are ascertained from image data of a camera for a vehicle, light-characteristic changes are identified in a continuous image sequence and a distance in time is determined between the light-characteristic changes. A spatial distance between the light-characteristic changes is determined with reference to the speed of the vehicle and from the distance in time between the light-characteristic changes. The debouncing is based on the spatial distance. | 08-09-2012 |
20130039576 | METHOD AND DEVICE FOR ANALYZING AN IMAGE OF AN IMAGE RECORDING DEVICE FOR A VEHICLE - In a method for analyzing an image of an image recording device for a vehicle, a piece of brightness information of the image is determined, taking an exposure characteristic of the image recording device into account, and a threshold value is set as a function of the piece of brightness information. An image structure of the image is furthermore determined, and a blindness value for the image is determined on the basis of the image structure, using the threshold value. | 02-14-2013 |
20130057687 | METHOD AND DEVICE FOR DETECTING FOG USING SPECTROSCOPY - A method for detection or the density determination or the classification of an aerosol using spectroscopy includes: using an image taken by a camera for a vehicle, a first value of a parameter being ascertained from the at least one image in a first step, using a first color filtering, and a second value for the same parameter being ascertained in a second step having a second color filtering, which is different from the preceding color filtering, and the values ascertained in the at least two steps are compared, and as a function of the result of the comparison, the detection or the density determination or the classification of the aerosol is carried out. | 03-07-2013 |
20130070966 | Method and device for checking the visibility of a camera for surroundings of an automobile - A method for checking the visibility of a camera for surroundings of an automobile is proposed which includes receiving a camera image and a step of dividing the camera image into a plurality of partial images. A visibility value is determined based on a number of objects detected in the particular partial image. A visibility probability is subsequently determined for each of the partial images based on the blindness values and the visibility values of the particular partial images. | 03-21-2013 |
20130079983 | METHOD FOR DETERMINING AN OBJECT CLASS OF AN OBJECT, FROM WHICH LIGHT IS EMITTED AND/OR REFLECTED TO A VEHICLE - A method is provided for determining an object class of an object, from which light is emitted and/or reflected to a vehicle. The method has a step of reading in a first brightness value at a first image position in a first image taken using a first vehicle camera and a second brightness value at a second image position in a second image taken using a second vehicle camera. The first and the second image positions represent an identical position associated with the object in the surroundings of the vehicle. The method further has a step of determining the object class of the object, based on a comparison while using the first brightness value and the second brightness value. | 03-28-2013 |
20130147956 | ACTUATING DEVICE FOR A DEVICE FOR MONITORING THE VEHICLE SURROUNDINGS - An actuating device is provided for a device for monitoring the vehicle surroundings, which actuating device is functionally connected to the device for monitoring the vehicle surroundings. A calibration of the device for monitoring the vehicle surroundings is able to be initiated by means of the actuating device, the initiation of the calibration being correlated with a weather parameter detected by the actuating device. | 06-13-2013 |
20140015411 | method and control device for switching on the high beam headlights of a vehicle - A method for switching on a high-beam headlight of a vehicle includes: a step of receiving high-beam information by way of an interface, the high-beam information indicating a possibility of a glare-free operation of the high-beam headlight; a step of determining a traveled distance of the vehicle in response to receiving the high-beam information, and a step of supplying switch-on information for activating the high-beam headlight if the traveled distance after receiving the high-beam information is greater than a predefined minimum distance. | 01-16-2014 |
20140044312 | Method and apparatus for recognizing an intensity of an aerosol in a field of vision of a camera on a vehicle - A method for recognizing an intensity of an aerosol in a field of view of a camera of a vehicle includes: reading in image information of an image of the camera, providing a color indicator value for at least one subsection of the image, the color indicator value representing a relation between (i) a first parameter representing a value obtained with application of a first color filter to the image information in the subsection, and (ii) a second parameter representing a value obtained without application of a color filter, or with application of a second color filter differing from the first color filter, and providing a gradient indicator value representing a brightness difference of a different image region of the image, an aerosol intensity value being determined using the color indicator and the gradient indicator values. | 02-13-2014 |
20140091710 | METHOD AND CONTROL UNIT FOR DISTANCE-DEPENDENT ADJUSTMENT OF THE ILLUMINATION RANGE OF A LIGHTING SYSTEM FOR A VEHICLE - A method for increasing the illumination range of a vehicle, having a step of receiving high beam activation information via an interface, the high beam activation information indicating an option for the glare-free operation of the high beam. The method also includes a step of ascertaining a distance covered by the vehicle in response to receiving the high beam activation information, and a step of providing range-increasing information for increasing the illumination range when the covered distance after receiving the high beam activation information is greater than a predetermined minimum distance, and/or a step of providing at least one value of the increase in the illumination range (illumination range-increasing value) as a function of the distance covered. | 04-03-2014 |
20140125227 | METHOD AND DEVICE FOR CONTROLLING A HEADLIGHT SYSTEM OF A VEHICLE - A method is described for controlling a headlight system of a vehicle. The method includes a step of reading in an aerosol signal which represents a recognized intensity of an aerosol in a field of vision of a camera of the vehicle. Furthermore, the method includes a step of activating a change in a light emission in a lighting area ahead of the vehicle with the aid of the headlight system as a response to the aerosol signal. | 05-08-2014 |
20140129081 | METHOD FOR REGULATING THE BEAM RANGE OF AT LEAST ONE HEADLAMP OF A VEHICLE AND LIGHT CONTROL DEVICE - A method for beam range regulation of at least one headlamp of a vehicle includes: reading in a camera image of at least one camera of the vehicle, the camera image including at least a part of a representation of a projection surface of a light cone of the headlamp in front of the vehicle; determining at least one coordinate of at least one predefined brightness transition and/or of a predefined brightness inhomogeneity in the camera image; comparing the coordinate with a target coordinate in order to obtain a difference of the coordinate from the target coordinate, the target coordinate representing a coordinate at which the predefined brightness transition or the predefined brightness inhomogeneity is expected; and controlling the headlamp with a beam range modification signal that is a function of the difference, in order to modify the beam range. | 05-08-2014 |
20140301094 | METHOD, CONTROL UNIT, AND COMPUTER PROGRAM PRODUCT FOR SETTING A RANGE OF A HEADLIGHT OF A VEHICLE - A method for setting a headlight range of a headlight of a vehicle. The method includes a step of provision a signal which represents a pitch angle of the vehicle and a step of changing the headlight range of the headlight in response to the provided signal. | 10-09-2014 |
20140333806 | Method and device for adapting a filter property of an adaptive color filter and for operating an imager - A method for adapting a filter property of an adaptive color filter of an image point of an imager of a camera. The method includes ascertaining a required detection property of the image point, determining a required filter property of the color filter, to implement the required detection property of the image point, and providing a setting signal for setting the filter property of the color filter according to the required filter property. | 11-13-2014 |
20140334168 | Method and control unit for activating at least one headlight of a vehicle using a traffic density - A method for activating at least one headlight of a vehicle has: a step of ascertaining a traffic density from an item of information about road users in the surroundings of the vehicle; a step of determining a control parameter for controlling an emission characteristic of the headlight using the ascertained traffic density; and a step of providing the control command for controlling an emission characteristic of the headlight using the control parameter. | 11-13-2014 |
20140375812 | Method for representing a vehicle's surrounding environment - A method for modifying a plane of projection in response to detection of at least one object, in particular, at least one raised object in the surroundings of a vehicle. The surroundings of the vehicle are monitored for raised objects. The coordinates of a base point of at least one detected, raised object and the width thereof are determined. The plane of projection is raised in front of the at least one detected, raised object, starting from the base point thereof, if indicated, within a transition region. | 12-25-2014 |
20150051797 | METHOD AND CONTROL UNIT FOR ADAPTING AN UPPER HEADLIGHT BEAM BOUNDARY OF A LIGHT CONE - A method for adapting an upper headlight beam boundary of a light cone of at least one headlight of a vehicle. The method includes detecting a time curve of a pitch rate of the vehicle or a value that is dependent on the pitch rate and/or of a roll rate of the vehicle or a value that is dependent on the roll rate. The method also includes ascertaining an envelope curve and/or an amplitude of the time curve and/or an average value of the time curve. The method also includes providing a control signal for adapting the upper headlight beam boundary of the headlight beam. | 02-19-2015 |