mhurhangee/ep-ind-claims huggingface dataset:
A circuit for waking up a master Microcontroller Unit MCU, comprising the master MCU, a peripheral interface chip, and a peripheral processing chip, wherein the peripheral processing chip is connected with the master MCU via the peripheral interface chip; a clock line of the master MCU is connected with a master clock signal, and each of a clock line of the peripheral processing chip and a clock line of the peripheral interface chip is connected with a slave clock signal, the slave clock signal is independent of the master clock signal, such that the peripheral interface chip and the peripheral processing chip remain in a normal working state when the master MCU enters a deep sleep state in which the master clock stops working wherein the peripheral interface chip and the peripheral processing chip when configured to remain in a normal working state transmit data between the peripheral processing chip and the peripheral interface chip via Direct Memory Access DMA; and the peripheral interface chip is configured to monitor a data amount of data sent by the peripheral processing chip to the peripheral interface chip, and to send a wakeup signal to the master MCU if the data amount exceeds a threshold.
Arrangement for correcting optical disturbances caused by a boundary surface in imaging flow measurement methods for measuring a flowing fluid, wherein the flowing fluid contains tracers which are designed as scattering particles, comprising - an illumination source designed to illuminate a measuring field through which the flowing fluid flows, wherein a stationary optical pattern is arranged in the measuring field; - at least one camera designed to record the flow pattern as an image of the light scattered by the tracers in the flowing fluid and to record the pattern image as an image of the light scattered by the stationary pattern, wherein the illumination source and/or the at least one camera are arranged such that the illumination and/or the observation of the flowing fluid and the pattern takes place through the boundary surface; - a controllable wavefront modulator which is arranged in the optical path between the measuring field and the camera or in the optical path between the illumination source and the measuring field or in the optical path between the illumination source and the measuring field and between the measuring field and the camera; - a signal processing platform which is designed to evaluate at least the pattern image, wherein the pattern image is compared with the pattern to determine a quality factor of the image, and to control the wavefront modulator with respect to its orientation, wherein the wavefront modulator is oriented in such a way that the quality factor is iteratively optimised. - an illumination source designed to illuminate a measuring field through which the flowing fluid flows, wherein a stationary optical pattern is arranged in the measuring field; - at least one camera designed to record the flow pattern as an image of the light scattered by the tracers in the flowing fluid and to record the pattern image as an image of the light scattered by the stationary pattern, wherein the illumination source and/or the at least one camera are arranged such that the illumination and/or the observation of the flowing fluid and the pattern takes place through the boundary surface; - a controllable wavefront modulator which is arranged in the optical path between the measuring field and the camera or in the optical path between the illumination source and the measuring field or in the optical path between the illumination source and the measuring field and between the measuring field and the camera; - a signal processing platform which is designed to evaluate at least the pattern image, wherein the pattern image is compared with the pattern to determine a quality factor of the image, and to control the wavefront modulator with respect to its orientation, wherein the wavefront modulator is oriented in such a way that the quality factor is iteratively optimised.
A seal for a gas turbine engine, comprising: a plurality of seal arc segments, each of the seal arc segments including radially inner and outer sides (70a, 70b) and sloped first and second circumferential sides (72a, 72b), the seal arc segments being circumferentially arranged about an axis such that the sloped first and second circumferential sides (72a, 72b) define gaps circumferentially between adjacent ones of the seal arc segments, each of the gaps extending from the radially inner sides along a respective central gap axis that slopes with respect to a radial direction from the axis, each of the seal arc segments including an internal cooling passage that opens at one of the sloped first and second circumferential sides (72a, 72b); wherein a seal is arranged between adjacent seal arc segments radially outboard of the internal cooling passage to restrict escape of gas flow; characterized in that: the cooling passage extends along a central axis that is oriented to jet cooling air against the other of the sloped first and second circumferential sides (72a, 72b) of an adjacent seal arc segment, wherein a slope of the other of the sloped first and second circumferential sides (72a, 72b) is configured to deflect the cooling air radially outwards in the gap. a plurality of seal arc segments, each of the seal arc segments including radially inner and outer sides (70a, 70b) and sloped first and second circumferential sides (72a, 72b), the seal arc segments being circumferentially arranged about an axis such that the sloped first and second circumferential sides (72a, 72b) define gaps circumferentially between adjacent ones of the seal arc segments, each of the gaps extending from the radially inner sides along a respective central gap axis that slopes with respect to a radial direction from the axis, each of the seal arc segments including an internal cooling passage that opens at one of the sloped first and second circumferential sides (72a, 72b); wherein a seal is arranged between adjacent seal arc segments radially outboard of the internal cooling passage to restrict escape of gas flow; characterized in that: the cooling passage extends along a central axis that is oriented to jet cooling air against the other of the sloped first and second circumferential sides (72a, 72b) of an adjacent seal arc segment, wherein a slope of the other of the sloped first and second circumferential sides (72a, 72b) is configured to deflect the cooling air radially outwards in the gap.
Method of determining a fault current portion (I F) in a differential current (i diff (t)) which is measured at an inverter, wherein, for determining an AC fault current portion ( I F AC) in the differential current (i diff (t)), - an AC voltage (u AC (t)) present at an AC current output of the inverter is measured: - a periodic reference function (y(t)) of alternating sign is generated as a function of the measured AC voltage (u AC (t)); - the differential current (i diff (t)) is multiplied by the reference function (y(t)); and - the product of the differential current (i diff (t)) and the reference function (y(t)) is averaged over an integral number of periods of the reference function (y(t)); characterized in that the reference function (y(t)), at least for one operating state of the inverter, is generated with a predefined phase offset with respect to the measured AC voltage (u AC (t)) and/or at a frequency which is an integral multiple of the frequency of the measured AC voltage (u AC (t)). - an AC voltage (u AC (t)) present at an AC current output of the inverter is measured: - a periodic reference function (y(t)) of alternating sign is generated as a function of the measured AC voltage (u AC (t)); - the differential current (i diff (t)) is multiplied by the reference function (y(t)); and - the product of the differential current (i diff (t)) and the reference function (y(t)) is averaged over an integral number of periods of the reference function (y(t));
Military wheeled vehicle having a signal generator for VHF signals in the military VHF band from 30 to 80 MHz and an antenna which is connected to the signal generator, characterized in that the signal generator and the antenna are connected, by means of a rotary coupling for contact-free transmission of a VHF signal in the military VHF band from 30 to 80 MHz, to a stator electrode and a rotor electrode which is capacitively coupled to the stator electrode and can rotate with respect to the stator electrode, wherein the stator electrode and/or the rotor electrode are/is segmented, wherein the segments (22.1, 22.2) of the stator electrode and/or the segments (12.1, 12.2) of the rotor electrode are embodied as circular ring segments, and wherein the length of the segments (22.1, 22.2) of the stator electrode and/or of the segments (12.1, 12.2) of the rotor electrode is less than 0.5 m.
A water filter can, comprising a water tank with gravimetrically operated filter cartridge, with a connection to the water tank for the supply of water from the water tank into a collection- and/or storage container (66.10), wherein a filter connection is provided for the connection of the filter cartridge in the interior of the water tank, characterized in that mechanical coding structures are provided at the filter connection of the water tank, in order to exclude the use of a filter cartridge not corresponding hereto, wherein the coding structure is provided at the external circumference of a filter connection element on the tank side, wherein a connector base on the tank side has a polygonal outer contour, the outer surface on the circumference of which forms a sealing surface, and the inserted filter cartridge is provided with a molded seal, which accordingly also has a polygonal cross section, wherein the inner surface of the molded seal thereby forms the sealing surface.
A power supply circuit comprising: a DC power supply; a switching element disposed in a current path extending from an output terminal at a high-potential side of the DC power supply to an output terminal at a low-potential side of the DC power supply, via a load; a transformer including a primary coil disposed in the current path and a secondary coil magnetically coupled with the primary coil; a current detector circuit adapted to detect current flowing through the switching element, and adapted to output voltage corresponding to the current thus detected; a voltage output circuit adapted to output, while the switching element is in a turned-on state, voltage that is dependent on voltage induced by the secondary coil; characterized by an on-off control circuit adapted to turn off the switching element when an absolute value of a difference between the voltage output by the current detector circuit and the voltage output by the voltage output circuit is equal to or greater than a threshold voltage, and adapted to turn on the switching element when the absolute value of the difference is smaller than the threshold voltage. a DC power supply; a switching element disposed in a current path extending from an output terminal at a high-potential side of the DC power supply to an output terminal at a low-potential side of the DC power supply, via a load; a transformer including a primary coil disposed in the current path and a secondary coil magnetically coupled with the primary coil; a current detector circuit adapted to detect current flowing through the switching element, and adapted to output voltage corresponding to the current thus detected; a voltage output circuit adapted to output, while the switching element is in a turned-on state, voltage that is dependent on voltage induced by the secondary coil; characterized by an on-off control circuit adapted to turn off the switching element when an absolute value of a difference between the voltage output by the current detector circuit and the voltage output by the voltage output circuit is equal to or greater than a threshold voltage, and adapted to turn on the switching element when the absolute value of the difference is smaller than the threshold voltage.
Air pulsation device comprising an electronic-switching electric motor, the said motor comprising a rotor and a stator, wherein the said stator has a plurality of teeth arranged radially in star-like manner around a longitudinal axis so that an interspace for winding a magnetic coil around each of the teeth is formed between two adjacent teeth, the stator is in contact with a means for supporting the electric motor, the said support means being metallic and electrically connected to an electrical earth, and at least one screen (50, 64, 66, 70) is electrically connected to the support means, the said at least one screen comprising closing means (62, 68) which extend along the longitudinal axis so as to fill at least one of the said interspaces between two teeth of the stator, characterized in that: the said screen (50, 64) extends transversely relative to the longitudinal axis between the rotor and the stator. the stator is in contact with a means for supporting the electric motor, the said support means being metallic and electrically connected to an electrical earth, and at least one screen (50, 64, 66, 70) is electrically connected to the support means, the said at least one screen comprising closing means (62, 68) which extend along the longitudinal axis so as to fill at least one of the said interspaces between two teeth of the stator,
Electric hand tool, in particular a hammer drill, having a housing (12, 32), which encloses at least one drive unit (42, 44) having a drive shaft (46, 48) and a pinion (60, 62) arranged in an end region of the drive shaft (46, 48), and a gearing arrangement having an input gear which forms an angular gearing with the pinion (60, 62), wherein the input gear is arranged such that it can be fixed for conjoint rotation on an input shaft, which is arranged parallel to an axis along which a receiving opening for receiving a tool extends, wherein the input shaft of the input gear encloses an angle W1 of between 30° and 80°, preferably between 50° and 70°, with the drive shaft (46, 48), characterized in that the input gear bears a crown-gear toothing which meshes with the pinion (60, 62), for converting a rotary movement of the drive shaft (46, 48) into at least one oscillating movement of a usage unit having a tool holder for preferably releasable connection to a tool, wherein a transmission ratio IW between a rotational speed NR of the pinion (60, 62) and a rotational speed NE of the input gear lies in the range between 2 and 8, preferably between 2.5 and 7, wherein the drive unit comprises an electric motor, preferably a d.c. motor or an electronically commutated electric motor, which is prestressed with respect to the housing (12, 32) by an elastic element (50, 52), at least axially in a direction along the drive shaft (46, 48).
Method for operating an internal combustion engine in which exhaust gas produced by the internal combustion engine is passed via a 3-way catalytic converter disposed in the exhaust duct and a lambda probe detects a variable that is characteristic of an exhaust gas lambda number before the 3-way catalytic converter and forwards the same to an engine controller with integrated PI controller or PID controller, wherein an essentially stoichiometric exhaust gas lambda number is set up with the PI controller or PID controller of the engine controller by specifying a target value and the exhaust gas lambda number is alternately deflected towards a weak lambda number and a rich lambda number with a specified periodic target value variation such that at the start of each target value variation a precontrolled P component with following I component is specified up to a point in time t2, wherein the point in time t2 is specified using stored parameters characterizing a path behavior so that at said point in time t2 the probe signal or a variable derived therefrom must have reached the specified target value, characterized in that from the point in time t2 a changeover to control based on a difference between an actual value and the target value of the lambda probe or a variable derived therefrom takes place for a specifiable time period until the end of the respective target value variation.
Energy system, with an energy source device and/or with an energy sink system, and with a purging system for purging the energy source device and/or the energy sink device, comprising a purging device with a storage chamber, which is fluidically connected on the inlet side to a line section, which leads off from the energy source device and is designed as a purging line, and/or to a line section, which leads off from the energy sink device and is designed as a purging line, a monitoring device for monitoring the state of the storage chamber, wherein the monitoring device comprises at least one sensor device assigned to the storage chamber for monitoring the filling level of the storage chamber, characterized in that the purging system comprises a safety control device, in that the sensor device for monitoring the filling level of the storage chamber is connected to the safety control device (53 via an interface associated therewith, in that the sensor device for monitoring the filling level of the storage chamber comprises a pressure measuring device or is designed as a pressure measuring device, in particular for detecting the pressure within the storage chamber, and in that the safety control device is provided for the safety-directed monitoring of the purging system, in particular for detecting error states and for initiating error reactions.
An optical coherence tomography system comprising: - a broadband light radiation source; - a reference optical arm; - movable scanning means for scanning a sample, adapted to receive the light radiation emitted by said source to illuminate a portion of the sample corresponding to a position of the scanning means, generating a radiation hitting a surface of the same sample, and to collect the backscattered radiation from the sample; a signal detection arm with at least one sensor adapted to reconstruct the spectrum of the signal resulting from the recombination of the radiation collected by said reference arm and by said scanning means; beam splitter means adapted to permit the passage of the radiation from the source to the scanning means and to the reference arm, and from these to the detection arm; and a control and processing unit adapted to control the above mechanical and electronic components, and configured to transform said spectrum in a reflectivity profile of the illuminated sample portion, and to generate an image of the sample by juxtaposing a number of profiles each corresponding to a sample portion and obtained further to a displacement of said scanning means; wherein said control unit is further configured to obtain a time sequence of images of the sample, and to execute processing steps of an optical flow obtained from said sequence, characterised by said processing steps comprising: motion estimations of graphic features of the images between two or more consecutive images; based on said estimations, classification of said features by distinction between mirror artifact graphic features and real graphic features; and reconstruction of a final image of the sample further to a removal of said mirror artifact graphic features.
A system for applying tumor-treating fields to a portion of a body of a subject, the system comprising: a carrier comprising a carrier body that defines a receiving space, and a coupling apparatus that is configured to fixedly couple the carrier body to a first location on the body of the subject; an electric-signal generator at least partially received within the receiving space of the carrier body; and at least one transducer array in electrical communication with the electric-signal generator; characterized in that the first location is one of a thigh, a chest, an upper arm or an armpit of the body of the subject, and each transducer array is configured for secure placement at a respective second location on the body of the subject, different than the first location. a carrier comprising a carrier body that defines a receiving space, and a coupling apparatus that is configured to fixedly couple the carrier body to a first location on the body of the subject; an electric-signal generator at least partially received within the receiving space of the carrier body; and at least one transducer array in electrical communication with the electric-signal generator; characterized in that the first location is one of a thigh, a chest, an upper arm or an armpit of the body of the subject, and each transducer array is configured for secure placement at a respective second location on the body of the subject, different than the first location.
A method for providing training data for a machine learning model for monitoring a person based on video data, the method being performed by a training data provider, the method comprising: obtaining a data feed of the person, wherein the data feed comprises a series of images that preserves a privacy of the person; generating fake video data of a fictive person, such that a face of the fake video data is a computer-generated fictive face; combining the data feed with the fake video data, resulting in training data; and providing the training data for training the machine learning model. obtaining a data feed of the person, wherein the data feed comprises a series of images that preserves a privacy of the person; generating fake video data of a fictive person, such that a face of the fake video data is a computer-generated fictive face; combining the data feed with the fake video data, resulting in training data; and providing the training data for training the machine learning model.