Patent application number | Description | Published |
20100079170 | APPARATUS AND METHOD FOR THE ANALYSIS OF A PERIODIC SIGNAL - An apparatus and method for the analysis of a periodic signal. One embodiment provides signal values. Signs are assigned to the signal values. The signed signal values are summed to a first sum. At least one signal property is determined on the basis of the first sum. | 04-01-2010 |
20140097976 | SIGNAL GENERATING CIRCUIT - A signal generating circuit, may include an analog signal generator having an output and a control input, the analog signal generator configured to generate at the output an analog output signal in accordance with a timing parameter; an analog-to-digital converter (ADC) having an input and an output, the input coupled to the output of the analog signal generator, the ADC config-ured to generate a sequence of signal values dependent on the analog signal received at the input; a configurable digital signal generator comprising an output and a control input, the digital signal generator configured to generate a digital output signal in accordance with signal parameters received at the control input; and a control circuit having an input coupled to the output of the ADC. | 04-10-2014 |
20140098847 | TEST CIRCUIT - A test circuit may include an analog signal generator having an output and configured to generate an analog output signal at the output in accordance with a timing parameter; an analog-to-digital converter (ADC) having an input connected to the output of the analog signal generator, and an output and configured to generate a first digital output signal dependent on the analog signal; and a configurable digital signal generator comprising an output and configured to generate a second digital output signal in accordance with the timing parameter at the output. | 04-10-2014 |
20140333464 | APPARATUS AND METHOD FOR THE CHARACTERIZATION OF ANALOG-TO-DIGITAL CONVERTERS - A method and apparatus for characterizing an A/D converter are provided. The A/D converter is configured to convert an input signal into a digital output signal. The method and apparatus may provide: applying an input signal to the A/D converter that in a first phase at least includes a gradient of a rising exponential function with Euler's number as the base, and in a further phase has a profile of a falling exponential function with Euler's number as the base, integrating a digital output signal associated with the A/D converter during the first phase to provide a first sum, integrating the digital output signal associated with the A/D converter during the further phase to provide a second sum, and calculating from the first sum and the second sum at least a gain error of the A/D converter and/or a zero point error of the A/D converter. | 11-13-2014 |
Patent application number | Description | Published |
20080237373 | Intermediate Plate for a Fuel Injector, and Fuel Injector - The invention relates to an intermediate plate for a fuel injector, comprising a high-pressure through-hole which connects a high-pressure passage in a valve body and is connected to a high-pressure fuel reservoir, to a high-pressure space in a nozzle body, wherein the intermediate plate is arranged between the valve body and the nozzle body. In order to improve the injection behaviour of a fuel injector provided with the intermediate plate, in particular during multiple injection of small injection quantities, the high-pressure through-hole has a cross-sectional profile which improves the flow through the high-pressure through-hole from the valve body towards the nozzle body and impairs the flow in the opposite direction from the nozzle body towards the valve body. | 10-02-2008 |
20080296411 | Fuel Injection Valve for an Internal Combustion Engine - A fuel injection valve with a valve member axially displaceable in a bore of a valve body comprises a valve stem, the combustion chamber end, with which it interacts with a valve face of the valve body, at least one injection opening downstream of the valve face and opening into the combustion chamber to be supplied with fuel, a guide section of the valve body guiding the valve member and being disposed axially between an annular gap connected to the high-pressure fuel line and an annular space leading to the valve face, a first throttle connection permanently interlinking the annular gap and the annular space, and a second throttle connection interlinking the annular gap and the annular space as of a defined opening stroke of the valve member and having a smaller throttle resistance than the first throttle connection. The guide section is configured by a guide sleeve that is fastened at the combustion chamber end of the valve body in the bore so as to be stationary. | 12-04-2008 |
20090102320 | PIEZOACTUATOR - A piezoactuator includes a piezoelement of a multilayer construction of piezolayers, with internal electrodes arranged between the piezolayers alternately having a differing polarity of an electrical voltage applied to them. An actuator base and an actuator head and an insulation medium surrounding at least the piezolayers of the piezoelement are present. The surface of the piezoelement is provided with a first electrical insulation layer. The piezoactuator has at least one layer of a metallic film wound around it at least in the region of the piezoelement. A layer of a plastic is applied to the film and in a manner overlying the connecting locations with respect to the actuator head and with respect to the actuator base. | 04-23-2009 |
20090108093 | FUEL INJECTOR - The invention relates to a fuel injector having an injector housing which has a high-pressure fuel connection which is connected outside the injector housing to a central high-pressure fuel source and inside the injector housing to a pressure space. From the fuel injector highly pressurized fuel is injected into a combustion chamber of an internal combustion engine as a function of the pressure in a control space when a nozzle needle opens In order to provide a fuel injector which can be manufactured inexpensively, the pressure in the control space is controlled directly by a magnetic actuator. | 04-30-2009 |
20090211553 | Method and Control Device for Metering Fuel To Combustion Chambers of an Internal Combustion Engine - A method for metering fuel into a combustion chamber of an internal combustion engine is provided, in which a fuel quantity to be metered for a combustion is metered by a preinjection and at least one additional injection, and in which, in the operation of the internal combustion engine, quantity errors of the preinjection are ascertained from the signal of at least structure-borne noise sensor. The method is distinguished in that a correction value is formed as a function of the quantity error of the preinjection, and at least one of the additional injections is corrected using the correction value. A control device is also provided that controls the method. | 08-27-2009 |
Patent application number | Description | Published |
20140210795 | Control Assembly for a Motor Vehicle and Method for Operating the Control Assembly for a Motor Vehicle - A control assembly for a motor vehicle is arranged so that a control action carried out by a finger is able to be detected. The control assembly includes a control device and a selection element, on which a finger is able to be positioned to make a selection. The selection element is arranged in a predetermined spatial way with respect to the control device either next to or directly next to the control device. The control device is formed to detect a position of the finger on the selection element and to differentiate the control action depending on the detected position. | 07-31-2014 |
20140236454 | Control Device for a Motor Vehicle and Method for Operating the Control Device for a Motor Vehicle - A control device for a motor vehicle, with which a control input carried out by at least one finger can be detected, includes a transmitter unit to transmit a signal to the finger, a receiving unit to receive a signal reflected from the finger, a control surface element, which is able to be spatially positioned in relation to the finger to carry out an operational entry, and an evaluation unit to determine a spatial position of the finger in relation to the control surface element using the received signal. | 08-21-2014 |
20140358368 | Method and Device for Operating Functions Displayed on a Display Unit of a Vehicle Using Gestures Which are Carried Out in a Three-Dimensional Space, and Corresponding Computer Program Product - A method to control functions displayed on a display unit of a vehicle uses gestures carried out in three-dimensional space. When a first gesture carried out in three-dimensional space is detected it is determined whether the detected first gesture is allocated to an activation of an operation of a function. If it is determined that the detected first gesture is the gesture allocated to the activation of the operation of the function, then the function is activated. Next a second gesture carried out in three-dimensional space is detected and it is determined whether the detected second gesture is a gesture allocated to the operation of the function. If it is determined that the detected second gesture is the gesture allocated to the operation of the function then the operation of the function is performed. | 12-04-2014 |
Patent application number | Description | Published |
20080203621 | Device and Method for the Manufacturing of a Three-Dimensional Object - A device for manufacturing a three-dimensional object by a layerwise solidification of a building material in powder form at the positions in the respective layer that correspond to the object to be manufactured is provided. A work plane ( | 08-28-2008 |
20090152771 | Method of manufacturing three-dimensional objects by laser sintering - A method of manufacturing three-dimensional objects by laser sintering is provided, the object is formed by solidifying powder material layer by layer at locations in each layer corresponding to the object by means of laser radiation, wherein an IR-radiation image in an applied powder layer is detected, characterized in that defects and/or geometrical irregularities in the applied powder layer are determined on the basis of the IR-radiation image. | 06-18-2009 |
20100140550 | Method for identifying laser sintering powders - A method is presented that makes possible the labelling of powders that can be applied as building material in a layer-additive manufacturing method such as a selective laser sintering method. To this effect the powder is mixed with at least one salt of a metal of the rare earths, wherein the salt has the property that it shows a luminescence when being irradiated with photons having a wavelength outside of the visible spectrum or with particle radiation. Thereby, parts that have been manufactured by means of the layer-additive manufacturing method can be identified with regard to the manufacturer, the place of manufacture or the manufacture date. | 06-10-2010 |
20100161102 | Method of providing an identifiable powder amount and method of manufacturing an object - In a method of providing a material amount for a generative manufacturing method, a three-dimensional object ( | 06-24-2010 |
20110168091 | Device of Generatively Manufacturing Three-Dimensional Objects with Insulated Building Field - The present invention relates to a device for generatively manufacturing a three-dimensional object ( | 07-14-2011 |