Goods & Services

Security video cameras, surveillance cameras, closed circuit television cameras, network surveillance camera, digital video cameras, 360º video cameras, closed circuit television cameras (CCTV), camcorders, adapted for surveillance purposes; infrared cameras, thermal imaging cameras; monitors for video security, led monitors, liquid crystal display monitors, video monitors; VTRS, video recorders for video security, digital video recorders, solid state video recorders (SSVR); encoders; decoders, electronic decoders; alarm and warning apparatus, alarm installations, warning installations, especially, alarm control units, security centres, intruder detection systems, alarm installations, not for vehicles, keypads for safety alarms; electric alarm systems and software for the control and surveillance of security systems for buildings and real estate; motion sensors, alarm sensors; flame detectors; data transmission systems consisting of electric and electronic devices for receiving, processing and transmitting data and signals; electronic access control readers for buildings, electronic access control systems for buildings, apparatus for controlling access; security units, protectors, signalling equipment, especially, access control devices, access control cards; electronic conference and communications systems, consisting of the following goods: control devices, transmitting and receiving units, voting devices, related parts, devices for the aforesaid goods, especially, microphones, earphones, loudspeakers, mains voltage power supplies, namely, network equipment, electrical plugs and jacks, modems and cables; simultaneous interpretation receivers; public address systems and public announcement systems, consisting of apparatus for the control, transmission, recording, replay and amplification of sound, including apparatus for the recording, amplification and transmission of background music, components for the aforesaid goods; loudspeakers, microphones, repeaters and electrical cabling; audio loudspeaker systems, loudspeaker networks, accessories for loudspeakers, microphones, microphone accessories; intercom systems and digital matrix intercom systems, consisting of the following goods: system power supplies, intercom matrices, master stations, user stations, headset stations, loudspeaker stations, passive speakers, belt bag stations, electronic stations, microphone pre-amplifiers, map frame assemblies, power supply assemblies, communication amplifiers, distribution amplifiers, microphones on line level amplifiers, buffer amplifiers, interfaces, system-to-system adapters, dual digital hybrid interfaces, rack assembly panels, call light indicators, allocation panels, inter connection boxes, rack assembly kits, panel assembly kits, power splitters, input and output pins, drain panels for walls, interface cards, network boards, matrix meshing, key panels (keypads), related parts; aviation headsets, related parts, including the following products: microphones, headset connectors, headset covers, headset pads, carrying bags for headsets, wind protection for microphones and clothing clips, computer hardware for use in managing telecommunications, telephone forwarding and radio forwarding, gateway and interface adaptors, radio-frequency transmitter, receivers and amplifiers with audio output for use with hearing aid systems, radio transmission systems with master stations, loudspeaker stations, headset stations, related accessories, especially, headsets, mobile parts and microphones; audio electronics and software for signal processing, audio electronics and software, for use in relation to the following goods: repeaters, audio mixers, network equipment, related accessories; assistive software, security software, computer software for cryptography, decoder software; machine learning software for analysis and monitoring; artificial intelligence software for analysis or monitoring; software for facial analysis; software for facial recognition; predictive maintenance software, software for remote diagnosis relating to remote portals, remote device management and remote system management; video display software. Telecommunications services using cellular radio networks; remote data access services. Hosting, providing software as a service, in relation to the following goods: machine learning software; rental of software; computer software development and the programming and implementation of computer software; maintenance of computer software. Licensing of computer software [legal services]; alarm monitoring services, monitoring of security systems, monitoring of burglar and security alarms, electronic surveillance monitoring services for security purposes, surveillance of equipment by means of remote monitoring services, forensic analysis of surveillance video for fraud and theft prevention purposes, providing surveillance services, rental of security surveillance apparatus, safety services.

Abstract

In some implementations, the device may receive, for a plurality of stations, processing times indicating a time required for a part to be processed by each station, and waiting times indicating how long the part waited before moving to a subsequent one of the plurality of stations. In addition, the device may determine, cycle times for a predetermined window of time, where the cycle times indicates an average number of parts processed by the plurality of stations during the predetermined window of time. The device may determine one of the stations as a potential bottleneck station. Moreover, the device may display, to a user, the potential bottleneck station as a visualization which includes the processing time, the waiting time, and the cycle time of the potential bottleneck station. Also, the device may receive, from the user, a user feedback related to the potential bottleneck station.

IPC Classes  ?

• G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]

Abstract

A computer-implemented method for behavior planning of a vehicle, a processing device, and a vehicle control device.

IPC Classes  ?

• B60W 50/029 - Adapting to failures or work around with other constraints, e.g. circumvention by avoiding use of failed parts
• B60W 50/02 - Ensuring safety in case of control system failures, e.g. by diagnosing, circumventing or fixing failures

Abstract

A method of operating a surround view camera system for a vehicle includes generating first image data at a first time using a first imaging device operably connected to the vehicle, and generating second image data at a second time using a second imaging device operably connected to the vehicle. The second time is different from the first time, and the second imaging device different from the first imaging device. The method also includes identifying distorted object data in the second image data using a processor configured to receive the first image data and the second image data. The distorted object data corresponds to a predetermined object in a surroundings of the vehicle. The method includes identifying non-distorted object data in the first image data using the processor. The non-distorted object data corresponds to the predetermined object.

IPC Classes  ?

• G06T 5/80 - Geometric correction
• B60R 1/27 - Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles for viewing an area outside the vehicle, e.g. the exterior of the vehicle with a predetermined field of view providing all-round vision, e.g. using omnidirectional cameras
• G06T 3/4038 - Image mosaicing, e.g. composing plane images from plane sub-images
• G06T 7/20 - Analysis of motion
• G06V 20/58 - Recognition of moving objects or obstacles, e.g. vehicles or pedestriansRecognition of traffic objects, e.g. traffic signs, traffic lights or roads
• H04N 23/698 - Control of cameras or camera modules for achieving an enlarged field of view, e.g. panoramic image capture

Abstract

A method is for operating a surround view camera system for a vehicle towing a trailer. The method includes generating first image data at a first time using a first imaging device operably connected to a front side of the vehicle or a rear side of the trailer, and generating second image data at a second time using the first imaging device. The second time is different from the first time. The method also includes generating third image data using a second imaging device operably connected to a rear side of the vehicle, and receiving vehicle data with a processor as generated by at least one vehicle sensor. The vehicle data corresponds to movement of the vehicle from the first time to the second time. The processor receives the generated first image data, the second image data, and the third image data.

IPC Classes  ?

• H04N 23/698 - Control of cameras or camera modules for achieving an enlarged field of view, e.g. panoramic image capture
• B60R 1/24 - Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles for viewing an area outside the vehicle, e.g. the exterior of the vehicle with a predetermined field of view in front of the vehicle
• B60R 1/26 - Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles for viewing an area outside the vehicle, e.g. the exterior of the vehicle with a predetermined field of view to the rear of the vehicle
• G06T 3/4038 - Image mosaicing, e.g. composing plane images from plane sub-images
• G06T 7/70 - Determining position or orientation of objects or cameras

Abstract

A method for optimizing the execution of a process. The method includes: receiving a plurality of applications, which are to be to be executed on a plurality of processor units, of a process to be executed, wherein an execution sequence of the applications is defined by the process; and optimizing the execution of the process by determining optimized execution time plans for the plurality of processor units. In each optimized execution time plan for a processor unit, a chronological execution sequence of the applications to be executed by the processor unit according to the execution sequence of the process is defined based on a starting time for the execution of the process. The optimized execution time plans are characterized in that when the applications are executed in parallel by the processor units according to the optimized execution time plans, the execution duration of the process is minimal.

IPC Classes  ?

• G06F 9/48 - Program initiatingProgram switching, e.g. by interrupt
• G06F 9/38 - Concurrent instruction execution, e.g. pipeline or look ahead

Abstract

The disclosure relates to a tool interface device for an insertion tool for connecting the insertion tool to a tool holder of a machine tool, having at least one connection interface for connecting to a quick-release device of the tool holder, wherein the connection interface has a recess at least partially bounded by a boundary edge of the connection interface, and wherein the connection interface comprises at least one securing element at least partially forming the boundary edge. It is proposed that the connection interface comprises at least one tool mounting coding element spaced apart from the at least one securing element and at least partially forming the boundary edge and provided for interacting with at least one mounting coding element of the tool holder in a state of the connection interface arranged on the tool holder.

IPC Classes  ?

• B24B 23/02 - Portable grinding machines, e.g. hand-guidedAccessories therefor with rotating grinding toolsAccessories therefor

Abstract

An automotive vehicle braking system comprising an electronic control unit (ECU) for the vehicle electrically connected to a vehicle controller area network (CAN) bus, an electro-hydraulic power steering (EHPS) system electrically connected to the ECU via the vehicle CAN bus, the EHPS system configured to generate a signal including the state of the EHPS system, an electrically driven power steering pump connected to the EHPS system, and an electronic stability controller configured to receive the signal from the EHPS system, evaluate the signal to determine if the EHPS system is in a fault state, receive supplemental signals, evaluate the supplemental signals for supplemental pressure requests, arbitrate the supplemental pressure requests and the EHPS system fault state to determine a pressure actuation, and in response to the determination of the pressure actuation, control the electrically driven power steering pump to increase hydraulic pressure within the EHPS system.

IPC Classes  ?

• B60T 13/66 - Electrical control in fluid-pressure brake systems
• B60T 7/04 - Brake-action initiating means for personal initiation foot-actuated
• B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive

Abstract

A computer-implemented method for monitoring and tracking an electrochemical energy store of an electrically drivable vehicle.

IPC Classes  ?

• G01R 31/392 - Determining battery ageing or deterioration, e.g. state of health
• B60L 58/16 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to battery ageing, e.g. to the number of charging cycles or the state of health [SoH]
• G01R 31/367 - Software therefor, e.g. for battery testing using modelling or look-up tables
• G01R 31/371 - Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] with remote indication, e.g. on external chargers
• G01R 31/3842 - Arrangements for monitoring battery or accumulator variables, e.g. SoC combining voltage and current measurements

Abstract

A drive unit for an electromechanical brake. The drive unit includes an electric motor, a transmission, and a control unit. The control unit includes a circuit board and a housing, and the transmission includes a housing cover. The housing and the housing cover surround the motor and the circuit board, and at least partially form a housing.

IPC Classes  ?

• B60T 13/74 - Transmitting braking action from initiating means to ultimate brake actuator with power assistance or driveBrake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive

Abstract

A method for determining a need for a message content for a transmitting station. The method includes: determining an anticipated need for a message content according to one or more receiver stations, wherein the anticipated need with respect to the message content is based on the need of the transmitting station; computing at least one metadata configuration for the message content based on the determining of the anticipated need for the message content; augmenting the message content based on the computed at least one metadata configuration, wherein the metadata configuration specifies in which way the message content is to be adapted dependent on the one or more receiver stations and/or according to a message type to be transmitted.

IPC Classes  ?

• H04W 4/12 - MessagingMailboxesAnnouncements
• H04W 4/40 - Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]

Abstract

A method for automatic optical inspection (AOI) includes (i) obtaining an image of an inspected component of a first domain, (ii) inputting the image of the inspected component into an inspection model, the inspection model comprising a generic feature extraction sub-model and at least one task inspection sub-model associated with a particular AOI task of the first domain, (iii) generating, by the generic feature extraction sub-model, a first feature representation of the image based on the image of the inspected component, and (iv) generating, by the at least one task inspection sub-model, at least one inspection result associated with the particular AOI task of the first domain based on the first feature representation of the image.

IPC Classes  ?

• G06T 7/00 - Image analysis
• G06V 10/26 - Segmentation of patterns in the image fieldCutting or merging of image elements to establish the pattern region, e.g. clustering-based techniquesDetection of occlusion
• G06V 10/74 - Image or video pattern matchingProximity measures in feature spaces
• G06V 10/764 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using classification, e.g. of video objects
• G06V 10/77 - Processing image or video features in feature spacesArrangements for image or video recognition or understanding using pattern recognition or machine learning using data integration or data reduction, e.g. principal component analysis [PCA] or independent component analysis [ICA] or self-organising maps [SOM]Blind source separation
• G06V 10/774 - Generating sets of training patternsBootstrap methods, e.g. bagging or boosting
• G06V 10/776 - ValidationPerformance evaluation
• G06V 10/82 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using neural networks

Abstract

A device and a computer-implemented method for machine learning. The method includes: providing a latent variable of a diffusion model representing the synthetic digital image, wherein providing the latent variable comprises sampling the latent variable from random noise, or providing a digital reference image, and adding noise with the diffusion model to the digital reference image to determine the latent variable, or mapping the digital reference image with an encoder to an input of the diffusion model, and adding noise with the diffusion model to the input to determine the latent variable, mapping the latent variable with the diffusion model depending on parameters of the diffusion model to features of the diffusion model, mapping the features with the diffusion model depending on parameters of the diffusion model to an output of the diffusion model.

IPC Classes  ?

• G06V 10/774 - Generating sets of training patternsBootstrap methods, e.g. bagging or boosting
• G06T 9/00 - Image coding
• G06V 10/764 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using classification, e.g. of video objects

Abstract

Methods for encoding and decoding data. The encoding includes: receiving a datum representing a numerical value from a predefined maximum value range; selecting an encoding rule for the datum; encoding the numerical value of the datum based on the selected encoding rule by omitting all binary positions of the numerical value considered as a binary number that are of lower significance than a binary position used for the binary representation of a lower limit of a value range of the selected encoding rule, and all binary positions of the numerical value considered as a binary number that are of higher significance than a binary position used for the binary representation of an upper limit of the value range of the selected encoding rule; and extending the binary number of the encoded numerical value at a predefined position by predefined encoding information which uniquely identifies the encoding rule used.

IPC Classes  ?

• G06F 13/10 - Program control for peripheral devices

Abstract

A battery unit having a cooling device for dissipating heat includes a fluid-tight battery housing, a battery cell stack, and a battery disconnect unit having power electronics. The cooling device has a heat sink and at least one heat pipe. The battery cell stack, the battery disconnect unit, and the heat pipe are disposed in the battery housing. The battery cell stack and the battery disconnect unit are electrically connected to each other, and the heat pipe is thermally connected to the power electronics of the battery disconnect unit. The heat sink is disposed on an outer side of the battery housing, and the battery housing includes a heat sink opening. A connecting element of the heat sink extends into the battery housing via the heat sink opening, and the connecting element is thermally connected to the at least one heat pipe to discharge heat generated in operation.

IPC Classes  ?

• H01M 10/6551 - Surfaces specially adapted for heat dissipation or radiation, e.g. fins or coatings
• H01M 10/613 - Cooling or keeping cold
• H01M 10/625 - Vehicles
• H01M 10/6552 - Closed pipes transferring heat by thermal conductivity or phase transition, e.g. heat pipes
• H01M 10/6569 - Fluids undergoing a liquid-gas phase change or transition, e.g. evaporation or condensation
• H01M 50/249 - MountingsSecondary casings or framesRacks, modules or packsSuspension devicesShock absorbersTransport or carrying devicesHolders specially adapted for aircraft or vehicles, e.g. cars or trains
• H02J 7/00 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries

Abstract

A hierarchical system architecture for controlling an automated vehicle. The hierarchical system architecture includes: a performance layer; a safety layer; a hardware layer, wherein the safety layer is arranged between the performance layer and the hardware layer; the performance layer is configured to generate a first control signal and to transmit it to the safety layer; the safety layer is configured to detect whether a safety-critical driving situation is present for the vehicle, and a first system reaction is to be carried out to bring the vehicle into a safe state by transmitting a corresponding second control signal to the hardware layer instead of the first control signal, and the safety layer includes at least one detector module which detects whether a special case is present in the safety-critical driving situation of the vehicle which requires an associated second system reaction instead of the first system reaction.

IPC Classes  ?

• B60R 16/023 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for transmission of signals between vehicle parts or subsystems
• B60W 60/00 - Drive control systems specially adapted for autonomous road vehicles

Abstract

An illuminating apparatus for illuminating a microfluidic device disposed in a receiving region of an analyzer is disclosed. The illumination apparatus includes (i) at least one fluorescent light source designed to output a fluorescent light beam when excited by excitation radiation by fluorescing, (ii) a focusing device for focusing the fluorescent light beam, wherein the focusing device is designed to convert the fluorescent light beam into a focusing light beam, and (iii) a mirror mechanism for directing the focusing light beam towards the microfluidic device, wherein the mirror mechanism includes at least one movable mirror element.

IPC Classes  ?

• B01L 3/00 - Containers or dishes for laboratory use, e.g. laboratory glasswareDroppers
• G01N 21/88 - Investigating the presence of flaws, defects or contamination

Abstract

A method for ascertaining an operating state an exhaust gas burner in an exhaust system of an internal combustion engine. The burner is supplied with air by means of a secondary air system and with fuel by means of a fuel system. Exhaust gas generated in the burner is discharged into the exhaust system of the internal combustion engine. The method includes: detecting a sensor signal of at least one pressure sensor arranged in an air path upstream and/or downstream of the burner; ascertaining an amplitude of at least one periodic partial signal contained in the sensor signal and having a predeterminable frequency; and ascertaining the operating state of the burner depending on the ascertained amplitude. A computing unit, an exhaust system, and a computer program for carrying out the method are also provided.

IPC Classes  ?

• F01N 11/00 - Monitoring or diagnostic devices for exhaust-gas treatment apparatus
• F01N 3/10 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
• F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operationControl specially adapted for catalytic conversion
• F01N 9/00 - Electrical control of exhaust gas treating apparatus

Abstract

A method for providing training data for a machine learning (ML) model for predicting the behavior of a technical system. The method includes: generating a first data set containing simulation data for the technical system; generating a second data set containing prototype data of the technical system; generating a third data set by combining the first and second data sets; training the ML model based on the third data set; generating a fourth data set as first input data based on the third data set by maximizing an information function, to obtain a first feature combination as input data for the technical system; measuring the first feature combination for the prototype data of the technical system to obtain a fifth data set; and adding the fifth data set as output data and the generated fourth data set as first input data to the third data set as training data.

IPC Classes  ?

• G06N 20/00 - Machine learning

Abstract

Examples provide systems and methods for performing hydraulic braking in a vehicle. One system includes a set of hydraulically controlled brakes, a set of valves coupled to the set of brakes and configured to modulate hydraulic pressure applied to the brakes, a first hydraulic system including a primary hydraulic pressure generator, and a first controller, and a second hydraulic system including a backup hydraulic pressure generator and a second controller. The first controller is configured to receive sensor data. Based on the sensor data, the first controller determines an amount of hydraulic pressure to apply to each of the hydraulically controlled brakes, transmits a pressure command to the primary hydraulic pressure generator for generating hydraulic pressure, and transmits, using a high speed communication connection a valve control command to the second controller.

IPC Classes  ?

• B60T 8/1755 - Brake regulation specially adapted to control the stability of the vehicle, e.g. taking into account yaw rate or transverse acceleration in a curve
• B60T 8/171 - Detecting parameters used in the regulationMeasuring values used in the regulation
• B60T 8/172 - Determining control parameters used in the regulation, e.g. by calculations involving measured or detected parameters
• B60T 8/175 - Brake regulation specially adapted to prevent excessive wheel spin during vehicle acceleration, e.g. for traction control
• B60T 8/88 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means
• B60T 8/94 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration with failure responsive means, i.e. means for detecting and indicating faulty operation of the speed responsive control means automatically taking corrective action on a fluid pressure regulator

Abstract

The invention relates to a commander-subscriber station (100) for a serial bus system (1), a responder-subscriber station (101... 101N) for the serial bus system (1) and a method for communication in a serial bus system (1). The commander-subscriber station (100) has a communication control device (11) for controlling a communication of the subscriber station (100) and a responder-subscriber station (101; 102;... 101N) of the bus system (1) and for analysing at least one signal (VDIFF; RxD) received by a bus (40) of the bus system (1) using a frame (450; 460), in which the bit time (t_bt1) in a first communication phase (451) can differ from a bit time (t_bt2) in a second communication phase (452), and a synchronisation module (15) for synchronising the communication control device (11) to the signal (VDIFF; RxD) received by the bus (40), wherein the synchronisation module (15) is designed to deactivate its synchronisation function if the bit time (t_bt1) of the first communication phase (451) of a specified frame (460) has a specified value corresponding to a bitrate which is greater than a specified bitrate, and if the communication control device (11) is intended to act as a sender of the specified frame (460) so that the commander-subscriber station (100) is the sender of the signal (VDIFF; RxD) received by the bus (40).

IPC Classes  ?

• H04L 12/40 - Bus networks

Abstract

The invention relates to a device (102) and a computer-implemented method for analyzing, in particular optimizing or controlling, a sequence at stations (104-1,..., 104-n) in a work system (103), in particular in a production facility, in order to determine a bottleneck, characterized in that the sequence is carried out with a data structure and is in particular controlled on the basis of the data structure, wherein: the data structure comprises blocks; the blocks each encode a sequence type (200) in a data field and are each associated with a duration for a part of the sequence; the sequence type (200) defines a process at or on the station (104-1,..., 104-n); the process either is to be carried out cyclically and manually and is time-determining for the sequence of the machine and a user of the machine (204), or is to be carried out cyclically and manually and is not time-determining for the sequence of the machine and is time-determining for the sequence of the user (206), or is to be carried out cyclically and automatically and is time-determining for the sequence of the machine and is not time-determining for the sequence of the user (208), or is to be carried out periodically in a plurality of cyclic sequences and automatically and is not time-determining for the sequence of the user (210), or is to be carried out periodically in a plurality of cyclic sequences and manually and is time-determining for the sequence of the machine and of the user (212), or is to be carried out periodically in a plurality of cyclic sequences and manually and is not time-determining for the sequence of the machine (214); and, on the basis of the durations associated with blocks for processes that are time-determining, a bottleneck is determined, or a bottleneck modified with additions or factors is determined.

IPC Classes  ?

• G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]

Abstract

The invention relates to a check valve (10), in particular for controlling the flow direction in a pressure medium connection of a hydraulic unit of an electronically slip-controllable vehicle brake system. Known check valves (10) have a valve housing (12) with an inlet (16), an outlet (18) and an interposed control cross section (20) which is controlled by a closing element (24). What is proposed is a check valve (10) in which the inlet (16) and the outlet (18) are opposite one another and in which the closing element (24) is located inside a guide cage (30) in the valve housing (12). The guide cage (30) improves, inter alia, the flow resistance of the check valve (10).

IPC Classes  ?

• F16K 15/02 - Check valves with guided rigid valve members

Abstract

A smart lock system and a remote control device and remote control method therefor. The smart lock system (100) comprises a lock device (10) and a remote control device (20). The lock device (10) comprises a smart lock (11), and a camera (12) arranged at the smart lock (11). The remote control device (20) comprises: a wireless communication module (21), which is configured to receive a video stream provided by the camera; a pre-processing module (22), which is configured to perform object detection on the video stream, so as to obtain loitering objects in a monitoring space of the camera (12); a privacy protection module (23), which is configured to determine target objects and non-target objects among the loitering objects on the basis of a sensitivity threshold values, so as to treat the non-target objects among the loitering objects as privacy protection objects and blur same, wherein the sensitivity threshold values comprise a distance threshold value for the distances of the loitering objects relative to the camera (12), and a duration threshold value for the loitering durations of the loitering objects appearing in the monitoring space of the camera (12); and a user interface (24), which is configured to be capable of presenting a picture including target objects and blurred non-target objects.

IPC Classes  ?

• G07C 9/00 - Individual registration on entry or exit

Abstract

A fluid container (2) for storing a fluid (4) comprises a heat source (6) which is designed to heat fluid (4) stored in the fluid container (2), and at least one thermally conductive element (10, 10a, 10b) which is designed to transfer heat from the heat source (6) to at least one target region (8) at a distance from the heat source (6). The at least one thermally conductive element (10, 10a, 10b) is made of a plastic having good thermal conductivity.

IPC Classes  ?

• F01N 3/00 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust

Abstract

The invention relates to a method (500) for preparing a sample for an analysis of biological cells, in particular circulating tumour cells, and to a microfluidic device (100), wherein a first part of the sample is conducted into an analysis chamber (130) of the device (100) for analysis, and a second part of the sample is conducted into a parking chamber (120) of the device (100) for subsequent removal from the device (100).

IPC Classes  ?

• B01L 3/00 - Containers or dishes for laboratory use, e.g. laboratory glasswareDroppers

Abstract

Examples provide systems and methods for performing hydraulic braking in a vehicle. One system includes a set of hydraulically controlled brakes, a set of valves coupled to the set of brakes and configured to modulate hydraulic pressure applied to the brakes, a first hydraulic system including a primary hydraulic pressure generator, and a first controller, and a second hydraulic system including a backup hydraulic pressure generator and a second controller. The first controller is configured to receive sensor data. Based on the sensor data, the first controller determines an amount of hydraulic pressure to apply to each of the hydraulically controlled brakes, transmits a pressure command to the primary hydraulic pressure generator for generating hydraulic pressure, and transmits, using a high speed communication connection a valve control command to the second controller.

IPC Classes  ?

• B60T 13/66 - Electrical control in fluid-pressure brake systems
• B60T 8/32 - Arrangements for adjusting wheel-braking force to meet varying vehicular or ground-surface conditions, e.g. limiting or varying distribution of braking force responsive to a speed condition, e.g. acceleration or deceleration
• B60T 13/68 - Electrical control in fluid-pressure brake systems by electrically-controlled valves

Abstract

The invention relates to a work robot system (10) comprising a machining unit (12) which has a tool unit (14), in particular a drilling unit (24), for machining an object (30) and comprising a control unit (18) at least for actuating the machining unit (12). According to the invention, the control unit (18) is designed to modify at least one machining parameter of the machining unit (12) on the basis of at least one machining process value which arises during the machining process.

IPC Classes  ?

• G05B 19/404 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by control arrangements for compensation, e.g. for backlash, overshoot, tool offset, tool wear, temperature, machine construction errors, load, inertia
• G05B 19/4065 - Monitoring tool breakage, life or condition

Abstract

An intercom management system to administer operation and configuration, the system including an intercom, a peripheral device, an electronic processor configured to execute a bridge service, the bridge service configured to enable communication between the intercom and a computer over a connection. The computer is configured to connect to the intercom via the connection, generate a user interface, in response to receiving a first input via the user interface, assign the peripheral device to a port, and in response to receiving a second input via the user interface, assign a designation for the peripheral device.

IPC Classes  ?

• H04M 11/02 - Telephonic communication systems specially adapted for combination with other electrical systems with bell or annunciator systems

Abstract

In some aspects, the present disclosure provides a method for identifying one or more biomolecules. In some embodiments, the method comprises generating a set of biomolecules by incubating a cell in a supplemented medium under conditions sufficient for the cell to generate the set of biomolecules. In some embodiments, the method comprises contacting at least a portion of the supplemented medium with one or more surfaces to adsorb the set of biomolecules. In some embodiments, the method comprises removing the one or more surfaces and the set of biomolecules from the at least the portion of the supplemented medium to produce a separated sample. In some embodiments, the method comprises releasing, in the separated sample, the set of biomolecules from the one or more surfaces. In some embodiments, the method comprises detecting at least a subset of the set of biomolecules, thereby identifying one or more biomolecules.

IPC Classes  ?

• G01N 33/50 - Chemical analysis of biological material, e.g. blood, urineTesting involving biospecific ligand binding methodsImmunological testing
• C12M 1/00 - Apparatus for enzymology or microbiology
• C12M 1/26 - Inoculator or sampler
• C12M 1/34 - Measuring or testing with condition measuring or sensing means, e.g. colony counters
• G01N 33/68 - Chemical analysis of biological material, e.g. blood, urineTesting involving biospecific ligand binding methodsImmunological testing involving proteins, peptides or amino acids
• G16B 40/10 - Signal processing, e.g. from mass spectrometry [MS] or from PCR

Abstract

Methods and systems of processing audio data with a multi-stage audio front end model is provided. A one-dimensional audio waveform is received as input and processed using a multi-stage audio frontend model to convert the one-dimensional waveform into a two-dimensional matrix representing features of the audio waveform. The multi-stage learnable audio frontend model is configured to apply a first filterbank to the audio waveform to generate a first time-frequency representation of the audio waveform; apply a first decimation filter to the audio waveform to generate a first decimated audio input; apply a second filterbank to the first decimated audio input to generate a second time-frequency representation of the audio waveform; and stack the first time-frequency representation and the second time-frequency representation together to generate the two-dimensional matrix.

IPC Classes  ?

• G10L 19/02 - Speech or audio signal analysis-synthesis techniques for redundancy reduction, e.g. in vocodersCoding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders

Abstract

A method of operating a surround view camera system for a vehicle includes generating first image data at a first time using an imaging device, the first image data corresponding to a first image of a surroundings of the vehicle, and receiving first vehicle data generated by at least one sensor of the vehicle with a processor, the first vehicle data generated at the first time. The method further includes generating second image data at a second time after the first time using the imaging device, the second image data corresponding to a second image of the surroundings of the vehicle, and receiving second vehicle data generated by the at least one sensor with the processor, the second vehicle data generated from the first time to the second time. The method also includes processing the first vehicle data and the second vehicle data using the processor to determine change data.

IPC Classes  ?

• G06T 11/00 - 2D [Two Dimensional] image generation
• G06T 7/20 - Analysis of motion

Abstract

A variable de-energizing phase duty cycle Dd is generated based on an input signal to optimize for a low duty cycle in a freewheeling phase. A variable energizing phase duty cycle De is generated based on a buck-boost control loop tracking the input signal. A tri-state buck-boost converter is controlled using the variable energizing phase duty cycle De and the variable de-energizing phase duty cycle Dd.

IPC Classes  ?

• H02M 3/158 - Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
• H02M 1/00 - Details of apparatus for conversion
• H02M 1/08 - Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters

Abstract

A radar sensor. The radar sensor includes a high-frequency component and an antenna arrangement, which are arranged on opposite sides of a circuit board. The radar sensor includes a coupling structure for coupling the antenna arrangement to the high-frequency component by signals. The circuit board has an aperture which is sized such that it is permeable to microwave radiation, in that the high-frequency component is connected to the circuit board by a multilayer connection structure which covers the aperture. The coupling structure includes a resonator element that is embedded in the connection structure and configured to radiate microwave radiation through the aperture into the antenna arrangement.

IPC Classes  ?

• G01S 13/931 - Radar or analogous systems, specially adapted for specific applications for anti-collision purposes of land vehicles
• G01S 7/03 - Details of HF subsystems specially adapted therefor, e.g. common to transmitter and receiver
• H01P 5/107 - Hollow-waveguide/strip-line transitions
• H01Q 1/22 - SupportsMounting means by structural association with other equipment or articles
• H01Q 1/38 - Structural form of radiating elements, e.g. cone, spiral, umbrella formed by a conductive layer on an insulating support
• H01Q 21/00 - Antenna arrays or systems
• H01Q 21/24 - Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction

Abstract

A sensor system with a MEMS gyroscope. The sensor system includes: a drive circuit configured for generating an analog drive signal for driving an oscillatable seismic element of the MEMS gyroscope and including a first interface amplifier of a drive detection circuit which is configured such that, due to a movement of the oscillatable seismic element in a drive direction, a first analog signal is detected and is supplied to an input of the first interface amplifier; a detection circuit, coupled to the drive circuit and the oscillatable seismic element and including a second interface amplifier, and being configured such that, due to a movement of the oscillatable seismic element in a detection direction, a second analog signal is detected and supplied to an input of the second interface amplifier, wherein the second analog signal includes an analog rotation rate signal component and an analog quadrature signal component.

IPC Classes  ?

• G01C 19/5712 - Turn-sensitive devices using vibrating masses, e.g. vibratory angular rate sensors based on Coriolis forces using masses driven in reciprocating rotary motion about an axis the devices involving a micromechanical structure

Abstract

A method and device for creating a digital map representing one or more traffic routes. Each traffic route is composed of traffic route segments. A method for operation of an automated vehicle is also described.

IPC Classes  ?

• G01C 21/00 - NavigationNavigational instruments not provided for in groups

Abstract

A computing a measure quantifying the influence of a concept defined by a concept model on classifications of a target model. This may include computing for sensor data in an evaluation set the output of a similarity function applied to the output of a target model and the output of a concept model.

IPC Classes  ?

• G06N 20/00 - Machine learning

Abstract

A hand-held circular saw includes a housing in which a drive motor for rotatably driving a circular saw blade is disposed, and also includes a handle which is disposed on the housing and on which a hanging device having a rotation axis portion and a hook element is disposed. The hook element is disposed perpendicular to the rotation axis portion. The rotation axis portion forms an axis of rotation and is rotatably mounted on the housing. The hook element can pivot about the axis of rotation in an associated plane. The associated plane is aligned parallel to a center of gravity plane of the hand-held circular saw.

IPC Classes  ?

• B23D 47/06 - Sawing machines or sawing devices working with circular saw blades, characterised only by constructional features of particular parts of devices for feeding, positioning, clamping, or rotating work for stock of indefinite length
• B23D 45/16 - Hand-held sawing devices with circular saw blades

Abstract

The invention relates to an axle module (1) of a vehicle (10), comprising: —a drive unit (2), which has a vehicle axle (21), an electric motor (22), a transmission (23) and power electronics (24), wherein the vehicle axle (21) is designed for connecting to vehicle wheels (11); —a module carrier (3), which is designed for connecting to a vehicle body (12) of the vehicle (10); —an assembly bearing (4), which connects the drive unit (2) and the module carrier (3) to each other; and —a control device (5); wherein the drive unit (2), the module carrier (3) and the assembly bearing (4) jointly form a vibration transmission path (50), and wherein the control device (5) is designed to actuate the drive unit (2) in a controlled manner in accordance with acoustic and/or mechanical vibration transmission via the vibration transmission path (50), such that noise emission of the axle module (1) during operation of the axle module (1) is adjusted in a predefined way.

IPC Classes  ?

• B60L 15/20 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performanceAdaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
• B60Q 5/00 - Arrangement or adaptation of acoustic signal devices

Abstract

A portable, battery-powered liquid sprayer includes a supply tank assembly, a base assembly, and a wand. The supply tank assembly holds a liquid to be sprayed. The base assembly is selectively coupled to the supply tank assembly. The base assembly receives and supports a motor, a pump that is driven by the motor, and a rechargeable battery that powers the motor. Based on a signal provided by a pressure switch that detects an outlet pressure of the pump, the motor drives the pump to drive the liquid from the supply tank assembly and to eject the liquid from the hose. The battery is removably coupled to the base assembly and is operable to supply power to the motor. A wand is connected to an outlet of the pump via a flexible hose whereby the wand is in fluid communication with the supply tank assembly.

IPC Classes  ?

• B05B 9/08 - Apparatus to be carried on or by a person, e.g. of knapsack type
• B05B 12/08 - Arrangements for controlling deliveryArrangements for controlling the spray area responsive to condition of liquid or other fluent material discharged, of ambient medium or of target

Abstract

The invention relates to a method for operating a fuel cell system (1) comprising a fuel cell stack (2) having a cathode (3) and an anode (4), wherein air is supplied to the cathode (3) via a supply air path (5), and exhaust air exiting the fuel cell stack (2) is discharged via an exhaust air path (6), and wherein the anode (4) is supplied with hydrogen via an anode circuit (7). According to the invention, when the fuel cell system (1) is switched off, the cathode (3) is shut off and the oxygen concentration of the air in the cathode (3) is minimized, and, when the system is subsequently restarted and the cathode (3) remains shut off, the following steps are then carried out: a) the anode (4) is flushed with hydrogen, b) at least one cell voltage and/or the total voltage of the fuel cell stack (2) is or are measured and used to detect a leakage point. The invention relates to a method for operating a fuel cell system (1) comprising a fuel cell stack (2) having a cathode (3) and an anode (4), wherein air is supplied to the cathode (3) via a supply air path (5), and exhaust air exiting the fuel cell stack (2) is discharged via an exhaust air path (6), and wherein the anode (4) is supplied with hydrogen via an anode circuit (7). According to the invention, when the fuel cell system (1) is switched off, the cathode (3) is shut off and the oxygen concentration of the air in the cathode (3) is minimized, and, when the system is subsequently restarted and the cathode (3) remains shut off, the following steps are then carried out: a) the anode (4) is flushed with hydrogen, b) at least one cell voltage and/or the total voltage of the fuel cell stack (2) is or are measured and used to detect a leakage point. The invention also relates to a control device for carrying out steps of a method according to the invention.

IPC Classes  ?

• H01M 8/04664 - Failure or abnormal function
• H01M 8/04228 - Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids during start-up or shut-downDepolarisation or activation, e.g. purgingMeans for short-circuiting defective fuel cells during shut-down
• H01M 8/04303 - Processes for controlling fuel cells or fuel cell systems applied during specific periods applied during shut-down
• H01M 8/0432 - TemperatureAmbient temperature
• H01M 8/0438 - PressureAmbient pressureFlow
• H01M 8/0444 - ConcentrationDensity
• H01M 8/04537 - Electric variables

Abstract

The invention relates to a method (100) for operating a fuel cell system (200), the method (100) comprising: a first determination step (101), in which a hydrogen concentration supplied to a fuel cell stack (203) of the fuel cell system (200) by means of an inlet valve (209) of the fuel cell system (200) is determined, a second determination step (103), in which a nitrogen volume flow flowing through the fuel cell stack (203) is determined, and an adjustment step (105), in which a rotational speed of a recirculation fan (205) of the fuel cell system (200) is adjusted on the basis of the determined hydrogen concentration and the determined nitrogen volume flow. The invention also relates to a fuel cell system (200) and a to computer program product according to the appended claims.

IPC Classes  ?

• H01M 8/0444 - ConcentrationDensity
• H01M 8/04089 - Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
• H01M 8/04746 - PressureFlow
• H01M 8/04992 - Processes for controlling fuel cells or fuel cell systems characterised by the implementation of mathematical or computational algorithms, e.g. feedback control loops, fuzzy logic, neural networks or artificial intelligence

Abstract

A method and device of controlling a drain valve of a fuel cell, a controller, a fuel cell system, and a medium is disclosed. The method includes (i) acquiring a permeate water mass flow rate from a cathode to an anode of the fuel cell system and a separation efficiency of a water-gas separator in the fuel cell system, (ii) determining a water mass flow rate level of water passing through a hydrogen circulating pump based on a drive current of the hydrogen circulating pump in the fuel cell system, (iii) determining a circulating water mass flow rate passing through the hydrogen circulating pump based on the permeate water mass flow rate, the separation efficiency, and the water mass flow rate level, and (iv) controlling the drain valve in the fuel cell system based on the circulating water mass flow rate. Solutions provided by the examples of the present disclosure are capable of more precisely controlling a frequency and duration of opening the drain valve while saving costs, thereby being capable of improving the safety and performance of the fuel cell system.

IPC Classes  ?

• H01M 8/04746 - PressureFlow
• H01M 8/0438 - PressureAmbient pressureFlow
• H01M 8/04537 - Electric variables

Abstract

A method for ascertaining a position of a vehicle within a lane. The method includes: providing image data, wherein the image data result from a recording by at least one camera of the vehicle; analyzing the image data in order to determine a width of the lane and a distance of the vehicle to a nearest boundary of the lane; determining at least two sub-lanes in the lane based on the determined width of the lane and the nearest boundary of the lane; ascertaining the position of the vehicle with respect to one of the at least two determined sub-lanes based on the width of the lane and the distance of the vehicle to the nearest boundary of the lane. A computer program, a device, and a storage medium are also described.

IPC Classes  ?

• G06V 20/56 - Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle

Abstract

A microfluidic device for analyzing sample material is disclosed. The device features a microfluidic network. The network includes a first partial network for purifying sample material. In the first partial network, a first microfluidic pumping chamber and a second microfluidic pumping chamber are connected in series to a functional module for filtering sample material.

IPC Classes  ?

• B01L 3/00 - Containers or dishes for laboratory use, e.g. laboratory glasswareDroppers

Abstract

A method for finding an emergency parking position for safe parking of a motor vehicle includes generating a plurality of control signals for controlling a drone having a monitoring facility. The control signals are output to control the drone to monitor an environment of the motor vehicle using the monitoring facility and to output a monitoring data based on the monitoring. After outputting the control signals, the monitoring data is received from the drone, the monitoring data is analyzed to find an emergency parking position for safe parking of the motor vehicle in an emergency, and an analysis result of the analysis of the monitoring data is output.

IPC Classes  ?

• G08G 1/14 - Traffic control systems for road vehicles indicating individual free spaces in parking areas
• B60W 50/00 - Details of control systems for road vehicle drive control not related to the control of a particular sub-unit
• B64U 10/13 - Flying platforms
• B64U 101/20 - UAVs specially adapted for particular uses or applications for use as communications relays, e.g. high altitude platforms
• G08G 1/01 - Detecting movement of traffic to be counted or controlled

Abstract

A tempering device of a battery disconnect unit includes a first tempering plate, on which a switching device of the battery disconnect unit can be arranged, and a second tempering plate, on which the power electronics of the battery disconnect unit can be arranged. The first tempering plate and the second tempering plate are directly connected to one another in a material-locking fashion, forming a common flow chamber through which tempering fluid can flow. The switching device and the power electronics are arranged on a top side of the tempering device.

IPC Classes  ?

• H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating
• H01H 50/12 - VentilatingCoolingHeating

Abstract

The invention relates to a method for operating an anode subsystem for supplying at least one fuel cell of a fuel cell system with an anode gas that is enriched with product water created due to operation and is recirculated by means of a fan, an excessively high water content in the anode gas adversely affecting the degree of efficiency and the service life of the fuel cell system. For the purpose of monitoring the concentration of water in the recirculate, according to the invention electrical power consumption by the fan during stationary operation is observed and the power consumption is evaluated in respect of high-frequency peaks, which are caused by interference in the local flow conditions because of water droplets and indicate that a saturation concentration has been reached. The invention also relates to a computer program product having a program code for executing method steps.

IPC Classes  ?

• H01M 8/04828 - HumidityWater content
• H01M 8/04089 - Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
• H01M 8/04492 - HumidityAmbient humidityWater content
• H01M 8/04537 - Electric variables

Abstract

The invention relates to a drill bit packaging unit (10a; 10b), in particular for directly packaging a drill bit (12a; 12b) having a diameter less than 5 mm, comprising at least one first cardboard element (14a; 14b), in particular a cardboard card, and at least one further cardboard element (16a; 16b), in particular a cardboard card, connected to the first cardboard element (14a; 14b). According to the invention, the further cardboard element (16a; 16b) has at least one recess (18a; 18b).

IPC Classes  ?

• B65D 75/32 - Articles or materials enclosed between two opposed sheets or blanks having their margins united, e.g. by pressure-sensitive adhesive, crimping, heat-sealing, or welding one or both sheets or blanks being recessed to accommodate contents
• B65D 75/36 - Articles or materials enclosed between two opposed sheets or blanks having their margins united, e.g. by pressure-sensitive adhesive, crimping, heat-sealing, or welding one or both sheets or blanks being recessed to accommodate contents one sheet or blank being recessed and the other formed of relatively stiff flat sheet material, e.g. blister packages
• B65D 81/113 - Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents specially adapted to protect contents from mechanical damage maintaining contents at spaced relation from package walls, or from other contents using blocks of shock-absorbing material of a shape specially adapted to accommodate contents
• B65D 85/20 - Containers, packaging elements or packages, specially adapted for particular articles or materials for incompressible or rigid rod-shaped or tubular articles

Abstract

The invention relates to a sensor for determining two measured variables relating to a gas. The sensor has at least a first sensor element and a second sensor element and also two control connections. The first sensor element and the second sensor element are connected in series. The sensor elements are arranged between the control connections. The first sensor element has a first electronic equivalent circuit diagram, the first electronic equivalent circuit diagram comprising a parallel connection containing a first resistance and a first capacitance. The second sensor element has a second electronic equivalent circuit diagram, the second electronic equivalent circuit diagram comprising a second capacitance.

IPC Classes  ?

• G01N 27/02 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
• G01N 27/04 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
• G01N 27/06 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
• G01N 27/07 - Construction of measuring vesselsElectrodes therefor
• G01N 27/08 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid which is flowing continuously
• G01N 27/10 - Investigation or analysis specially adapted for controlling or monitoring operations or for signalling
• G01N 27/22 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
• G01N 27/12 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluidInvestigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon reaction with a fluid

Abstract

The invention relates to a rotor of an electrically excited synchronous machine (1), comprising: a rotor shaft (8) which is rotatable about a rotor axis (7); a rotor body (9), in particular a rotor laminated core, which is coupled to the rotor shaft (8); and a secondary unit (10) of an energy transmitter system, in particular a rotary transmitter, which is connected to the rotor shaft (8) for conjoint rotation, for contactlessly transmitting electrical energy into an exciter coil (3) of the rotor (2) of the electric machine (1), wherein the secondary unit (10) comprises a secondary winding support (11), a secondary winding (12) arranged on the secondary winding support (11), and a circuit board (13) which extends in the radial direction with respect to the rotor axis (7) and which has a rectifier circuit (14) for generating a DC voltage for the exciter coil (3), characterized in that - the circuit board (13) of the secondary unit (10), in particular electronic or electrical components (15) of the circuit board (13), can be cooled with cooling fluid from the rotor shaft (8), and - the cooling fluid for cooling the circuit board (13) can be conducted in a radial direction onto a front side (13f) and/or a rear side (13b) of the circuit board (13).

IPC Classes  ?

• H02K 1/32 - Rotating parts of the magnetic circuit with channels or ducts for flow of cooling medium
• H02K 7/20 - Structural association with auxiliary dynamo-electric machines, e.g. with electric starter motors or exciters
• H02K 11/042 - Rectifiers associated with rotating parts, e.g. rotor cores or rotary shafts
• H02K 11/33 - Drive circuits, e.g. power electronics

Abstract

A drop protection system and method for an electric tool. The drop protection method for an electric tool sequentially comprises: measuring a vertical acceleration of an electric tool, and on the basis of the vertical acceleration, determining whether the electric tool is in a free fall state; when it is determined that the electric tool is in a free fall state, starting timing, and detecting whether an electric motor of the electric tool is in a running state; when it is determined that the electric motor is in a running state, powering off the electric motor of the electric tool; determining whether a drop travel of the electric tool reaches a preset travel threshold value; when it is determined that the drop travel of the electric tool reaches the preset travel threshold value, detecting an angular orientation of the electric tool; determining whether the angular orientation of the electric tool is within a preset dangerous angular orientation range; and when the angular orientation of the electric tool is within the preset dangerous angular orientation range, restarting the electric motor.

IPC Classes  ?

• B25F 5/00 - Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for

Abstract

An integrated electro-hydraulic unit has a hydraulic machine, an electric machine encircling the hydraulic machine and a housing at least partially surrounding the electric machine and the hydraulic machine. The hydraulic machine includes a rotary working group configured to pump a fluid. The electric machine includes a stator and a rotor coupled to the rotary working group such that the rotor drives the rotary working group. The housing includes a front cap and an end cap each having a plurality of tie rod openings. The housing includes a plurality of tie rods and a housing shell encircling the electric machine and positioned between the front and end caps. The tie rods extend through the openings in the front cap and end cap. Nuts are tightened on the tie rods such that the front cap, the end cap, and the housing shell are compressed via tension in the tie rods.

IPC Classes  ?

• F04B 17/03 - Pumps characterised by combination with, or adaptation to, specific driving engines or motors driven by electric motors
• F01B 23/10 - Adaptations for driving, or combinations with, electric generators
• F01B 31/26 - Other component parts, details, or accessories, peculiar to steam engines
• H02K 5/04 - Casings or enclosures characterised by the shape, form or construction thereof

Abstract

A pre-chamber spark plug. The pre-chamber spark plug includes a central electrode and at least one ground electrode, a housing, an insulator that electrically insulates the central electrode from the housing, a cap having at least one cap hole, and a pre-chamber having a defined gas volume. The insulator includes a base portion which protrudes into the pre-chamber in the axial direction over a base length and which is in contact with the gas volume, and wherein a ratio of the gas volume to the base length is in a range of: R=40 to 300 mm2.

IPC Classes  ?

• H01T 13/54 - Sparking plugs having electrodes arranged in a partly-enclosed ignition chamber
• H01T 13/16 - Means for dissipating heat
• H01T 13/20 - Sparking plugs characterised by features of the electrodes or insulation

Abstract

A method for optimizing the environment sensing for a driving assistance system having sensor data fusion using an additional reference sensor system. The method includes: using a sensor for environment sensing as a reference sensor; creating a first environment model on the basis of sensor data from the reference sensor; creating a second environment model on the basis of sensor data from the sensor data fusion; and comparing the first environment model with the second environment model.

IPC Classes  ?

• G01S 17/931 - Lidar systems, specially adapted for specific applications for anti-collision purposes of land vehicles

Abstract

A method for evaluating spatially resolved actual sensor data acquired using at least one sensor. The method includes: ascertaining a location and an orientation of the sensor at the time of acquiring the sensor data; retrieving a spatially resolved expectation from a spatially resolved map on the basis of the location and the orientation of the sensor; checking to what extent the actual sensor data are consistent with the expectation; at least with respect to the locations for which the actual sensor data are consistent with the expectation, determining that the scene observed by the sensor has a characteristic stored in the map in conjunction with the expectation.

IPC Classes  ?

• G01C 21/30 - Map- or contour-matching
• G01S 13/86 - Combinations of radar systems with non-radar systems, e.g. sonar, direction finder
• G01S 13/89 - Radar or analogous systems, specially adapted for specific applications for mapping or imaging
• G06V 20/56 - Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle

Abstract

A method for generating a lane boundary in an ego-vehicle ground truth system includes (i) generating a lane boundary on the basis of received offline measurement data, (ii) predicting a position of a missing point in the lane boundary on the basis of positions of valid points in the lane boundary, and (iii) correcting and/or smoothing positions of respective points in the lane boundary on the basis of lane constraint conditions. An apparatus for generating a lane boundary in an ego-vehicle ground truth system, a computer storage medium, and a computer program product are also disclosed.

IPC Classes  ?

• G08G 1/16 - Anti-collision systems
• G01C 21/30 - Map- or contour-matching

Abstract

The invention relates to a method for operating a fuel cell system (1), comprising a fuel cell stack (2), in which method anode gas coming from the fuel cell stack (2) is recirculated via an anode circuit (3) using an electrical recirculation pump (4) integrated in the anode circuit (3), wherein liquid water contained in the recirculated anode gas is separated using a water separator (5) integrated in the anode circuit (3), and wherein water separated using the water separator (5) is collected in a container (6) which is emptied periodically by opening an electromagnetically actuatable drain valve (7). According to the invention, the drive power of the recirculation pump (4) is monitored and, if a sudden increase in drive power is detected, the drain valve (7) is opened. The invention relates to a method for operating a fuel cell system (1), comprising a fuel cell stack (2), in which method anode gas coming from the fuel cell stack (2) is recirculated via an anode circuit (3) using an electrical recirculation pump (4) integrated in the anode circuit (3), wherein liquid water contained in the recirculated anode gas is separated using a water separator (5) integrated in the anode circuit (3), and wherein water separated using the water separator (5) is collected in a container (6) which is emptied periodically by opening an electromagnetically actuatable drain valve (7). According to the invention, the drive power of the recirculation pump (4) is monitored and, if a sudden increase in drive power is detected, the drain valve (7) is opened. The invention also relates to a control device (8) for carrying out steps of the method according to the invention.

IPC Classes  ?

• H01M 8/04119 - Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyteHumidifying or dehumidifying
• H01M 8/0438 - PressureAmbient pressureFlow
• H01M 8/04858 - Electric variables

Abstract

The invention relates to a method for operating a fuel cell system (1) in which anode gas emerging from a fuel cell stack (2) is recirculated via an anode circuit (3) by means of an electrically operated hydrogen blower (4) that is integrated into the anode circuit (3), and in which nitrogen-enriched anode gas is intermittently discharged by selectively opening a purge valve (5) that is integrated into the anode circuit (3). According to the invention, the method comprises the following steps: measuring the temperature at at least one temperature measurement point (6), said temperature being representative of the temperature of the hydrogen blower (4), comparing the measured temperature with a predefined threshold value, and switching to a more hydrogen-rich operation of the fuel cell system (1) if the threshold value is overshot. The invention relates to a method for operating a fuel cell system (1) in which anode gas emerging from a fuel cell stack (2) is recirculated via an anode circuit (3) by means of an electrically operated hydrogen blower (4) that is integrated into the anode circuit (3), and in which nitrogen-enriched anode gas is intermittently discharged by selectively opening a purge valve (5) that is integrated into the anode circuit (3). According to the invention, the method comprises the following steps: measuring the temperature at at least one temperature measurement point (6), said temperature being representative of the temperature of the hydrogen blower (4), comparing the measured temperature with a predefined threshold value, and switching to a more hydrogen-rich operation of the fuel cell system (1) if the threshold value is overshot. The invention furthermore relates to a control unit (8) for carrying out the steps of the method according to the invention.

IPC Classes  ?

• H01M 8/04089 - Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
• H01M 8/04119 - Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyteHumidifying or dehumidifying
• H01M 8/0432 - TemperatureAmbient temperature
• H01M 8/04746 - PressureFlow
• H01M 8/04791 - ConcentrationDensity

Abstract

A method for improving the safety of a driving assistance system of a vehicle. The method includes: detecting a hazardous situation of the vehicle based on at least one situation-dependent driving parameter; providing a defined base action path including at least a first action portion, wherein, within the first action portion, at least a first vehicle-side action that is suitable to bring the vehicle into a safe state is triggered depending on the detected hazardous situation; assessing the detected hazardous situation for the vehicle; adjusting the base action path depending on the assessment of the detected hazardous situation for the vehicle.

IPC Classes  ?

• B60W 60/00 - Drive control systems specially adapted for autonomous road vehicles
• B60W 50/14 - Means for informing the driver, warning the driver or prompting a driver intervention

Abstract

A method for ensuring the integrity of image data of a vehicle. The method includes: providing the image data, wherein the image data results from a recording of at least one camera of the vehicle; generating a metric for the image data in order to, based on said metric, provide a check of the image data with respect to integrity; carrying out at least one camera-based vehicle function of the vehicle using the image data; checking, with respect to integrity, the image data used for the at least one camera-based vehicle function using the generated metric; performing at least one action based on a result of the check, so as to ensure the integrity of the image data. A computer program, a device, and a storage medium are also described.

IPC Classes  ?

• G06T 7/00 - Image analysis
• G06V 10/98 - Detection or correction of errors, e.g. by rescanning the pattern or by human interventionEvaluation of the quality of the acquired patterns

Abstract

An apparatus and method for detecting damage to a steering system, wherein values of moisture in the steering system are determined with a sensor within the steering system, wherein the damage is detected as a function of the values.

IPC Classes  ?

• B62D 5/04 - Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear

Abstract

A microelectromechanical loudspeaker. The loudspeaker includes a substrate, a housing arranged on the substrate, and a cavity delimited by the housing and the substrate. The loudspeaker includes a translation device, which is arranged in the cavity so as to be movable and deflectable in a specified movement direction parallel to the substrate surface and includes an arrangement of a plurality of movable fin structures, which are arranged next to one another in the movement direction and divide the cavity into a plurality of portions fluidically separated from one another, and a support structure connecting the movable fin structures to one another, and a drive device designed to deflect the translation device in the movement direction, including a plurality of drive units each including least one actuator electrode mechanically connected to the translation device and at least one stator electrode mechanically connected to the housing and/or the substrate.

IPC Classes  ?

• B81B 3/00 - Devices comprising flexible or deformable elements, e.g. comprising elastic tongues or membranes
• H04R 19/00 - Electrostatic transducers
• H04R 19/02 - Loudspeakers

Abstract

A method is disclosed for determining position in a vehicle by receiving GNSS signals while calibrating a GNSS receiving antenna based on a plurality of different antenna error impact maps stored in the vehicle. The method includes (a) determining at least one signal parameter of at least one GNSS signal, (b) selecting at least two antenna error impact maps from the plurality of antenna error impact maps, (c) determining at least one correction value to correct a position determination from each of the at least two selected antenna error impact maps while taking into account the signal parameter determined in step (a), and (d) performing the position determination with a Kalman filter, wherein corrective values determined in step (c) are taken into account.

IPC Classes  ?

• G01S 19/39 - Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
• G01S 19/23 - Testing, monitoring, correcting or calibrating of a receiver element

Abstract

A method for updating an application of an automotive electronic control unit. The method includes: converting the application of the automotive electronic control unit into a bytecode representation of the application; modifying the bytecode representation of the application at least with regard to at least one input and/or output interface thereof, the at least one input and/or output interface enabling a communication to at least one other application and/or to at least one other automotive electronic control unit; deploying the bytecode representation of the application on the automotive electronic control unit and/or on the at least one other automotive electronic control unit. A computer program, an apparatus, and a storage medium are also described.

IPC Classes  ?

• G06F 8/65 - Updates
• G06F 8/40 - Transformation of program code

Abstract

A computer-implemented method for determining a first element and a second element. The first element characterizes a classification or a regression result of a sensor signal, and the second element characterizes a confidence interval of likely classifications or regression results. The first element and second element are determined by an early-exit neural network.

IPC Classes  ?

• G06N 3/08 - Learning methods
• G06V 10/764 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using classification, e.g. of video objects
• G06V 10/766 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using regression, e.g. by projecting features on hyperplanes
• G06V 10/774 - Generating sets of training patternsBootstrap methods, e.g. bagging or boosting
• G06V 10/82 - Arrangements for image or video recognition or understanding using pattern recognition or machine learning using neural networks

Abstract

The invention relates to a method for weighting a dataset for training a machine learning model, comprising the following steps: ascertaining (101) a position of each data point (1) of the dataset in a feature space (2) of a further machine learning model, ascertaining (102) a respective proximity of the data points (1) to at least one surrounding data point (1′) in the feature space (2) of the further machine learning model based on the position of the data points (1) ascertained, determining (103) a weighting value for each data point (1) based on the proximity to the at least one surrounding data point (1′) ascertained, using (104) the determined weighting values of the data points (1) when training the machine learning model, wherein the weighting values determined are used for an extent of consideration of the respective data points (1) in the training. The invention relates to a method for weighting a dataset for training a machine learning model, comprising the following steps: ascertaining (101) a position of each data point (1) of the dataset in a feature space (2) of a further machine learning model, ascertaining (102) a respective proximity of the data points (1) to at least one surrounding data point (1′) in the feature space (2) of the further machine learning model based on the position of the data points (1) ascertained, determining (103) a weighting value for each data point (1) based on the proximity to the at least one surrounding data point (1′) ascertained, using (104) the determined weighting values of the data points (1) when training the machine learning model, wherein the weighting values determined are used for an extent of consideration of the respective data points (1) in the training. The invention further relates to a computer program, a device, and a storage medium for this purpose.

IPC Classes  ?

• G06N 20/00 - Machine learning

Abstract

A computer implemented method of training a first machine learning system for object classification by optimizing an objective function, using a set of training data. The first machine learning system is trained based on the objective function, including a guidance term that measures a similarity between a span of feature representations in a feature space of the first machine learning system and a corresponding span of feature representations in a feature space of a second machine learning system for object classification.

IPC Classes  ?

• G06N 20/00 - Machine learning

Abstract

A method for operating a system includes controlling an operational readiness of a hand-held power tool or an operation of the hand-held power tool by open-loop or closed-loop control, in dependence on an exchange of electronic data between a removable dust collection device operably connected to the hand-held power tool and the hand-held power tool. The system includes the hand-held power tool including an exhaust nozzle and at least one communication unit; and the removable dust collection device. The removable dust collection device includes a basic structure including at least one frame configured to receive a variable-shape collection bag, and at least one connection nozzle extending from the at least one frame and configured to connect to the exhaust nozzle.

IPC Classes  ?

• B23Q 11/00 - Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling workSafety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
• B25F 5/00 - Details or components of portable power-driven tools not particularly related to the operations performed and not otherwise provided for

Abstract

The invention relates to a stator arrangement (20) having a high-voltage interface (30) for establishing an electrical connection between a stator (25) and a high-voltage electronic system (35). The invention relates to a stator arrangement (20) having a high-voltage interface (30) for establishing an electrical connection between a stator (25) and a high-voltage electronic system (35). In order to simplify manufacture of the stator arrangement (20) the high-voltage interface (30) is combined with a centering element (38) centered on a cooling sleeve (24) that encloses a receiving space for the stator (25).

IPC Classes  ?

• H02K 1/20 - Stationary parts of the magnetic circuit with channels or ducts for flow of cooling medium

Abstract

A pressure vessel system (21) for a motor vehicle, comprising at least two pressure vessels (19), each of which delimits an interior space (27), for filling with a fluid as fuel, a pressure sensor (32) for detecting the pressure in the pressure vessel system (21), and a computer unit (36) for determining a leak in the pressure vessel system (21) using the data detected by the pressure sensor (32), the pressure vessel system (21) comprising at least two pressure sensors for detecting the pressure of the fluid in at least two different pressure detection spaces (31) in the pressure vessel system (21), so that the pressure in each pressure detection space (31) can be detected by a pressure sensor (32) and, depending on the pressure data of the fluid in the at least two different pressure detection spaces (31) which can be detected by the at least two pressure sensors (32), a leak can be detected in the pressure vessel system (21), in particular in a pressure detection space (31).

IPC Classes  ?

• F17C 13/12 - Arrangements or mounting of devices for preventing or minimising the effect of explosion
• B60K 15/03 - Fuel tanks
• F17C 13/02 - Special adaptations of indicating, measuring, or monitoring equipment

Abstract

A method for depicting the rear surroundings of a mobile platform coupled to a trailer, wherein the mobile platform comprises a first rearward-facing camera. The method include: providing a first rearward image from the first rearward-facing camera; providing a second rearward image generated by means of a second rearward-facing camera; determining a trailer image region in the first rearward image in which a portion of the surroundings is obscured by the coupled trailer; and replacing at least a portion of the trailer image region in the first image with a partial image region of the second rearward image to depict the rear surroundings of the mobile platform.

IPC Classes  ?

• G06F 3/0481 - Interaction techniques based on graphical user interfaces [GUI] based on specific properties of the displayed interaction object or a metaphor-based environment, e.g. interaction with desktop elements like windows or icons, or assisted by a cursor's changing behaviour or appearance
• B60R 1/26 - Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles for viewing an area outside the vehicle, e.g. the exterior of the vehicle with a predetermined field of view to the rear of the vehicle

Abstract

A bipolar plate for a fuel cell, comprising an anode plate and a cathode plate. The anode plate and the cathode plate each is provided with a main extension plane and a plurality of groove parts recessed relative to the main extension plane in a flow field region of the bipolar plate. The groove parts are oriented in the longitudinal direction of the bipolar plate and are arranged side by side and spaced apart in the transverse direction. The groove parts of the anode plate and the groove parts of the cathode plate are arranged opposite to each other and the recessed directions are oriented opposite to each other, so that a coolant flow channel is jointly formed by the groove parts of the anode plate and the cathode plate, wherein a first joint portion is provided between every two adjacent groove parts of the anode plate, and a second joint portion is provided between every two adjacent groove parts of the cathode plate, and the first joint portion and the second joint portion abut against each other and are fastened to each other in a shape-fit mode. Also provided are a corresponding manufacturing method and a fuel cell. A welding process can be at least simplified or even omitted while ensuring a fixed connection between the anode plate and the cathode plate.

IPC Classes  ?

• H01M 8/026 - CollectorsSeparators, e.g. bipolar separatorsInterconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant characterised by grooves, e.g. their pitch or depth

Abstract

The invention relates to a process for manufacturing a bipolar plate (1), comprising the steps - Providing a metal foil (2), - Applying particles (3) of a conductive material on a surface (4) of the metal foil (2), - Pressing the particles (3) into the surface (4) of the metal foil (2) by using rollers (5), - Stamping the metal foil (2). The invention further relates to an electrochemical cell comprising a bipolar plate (1).

IPC Classes  ?

• C23C 24/00 - Coating starting from inorganic powder
• B32B 15/01 - Layered products essentially comprising metal all layers being exclusively metallic
• B32B 15/16 - Layered products essentially comprising metal next to a particulate layer
• C21D 8/02 - Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
• C21D 9/48 - Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articlesFurnaces therefor for sheet metals deep-drawing sheets
• C23C 24/02 - Coating starting from inorganic powder by application of pressure only
• C23C 24/04 - Impact or kinetic deposition of particles
• C23C 24/06 - Compressing powdered coating material, e.g. by milling
• C23C 26/00 - Coating not provided for in groups
• C23C 28/04 - Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of main groups , or by combinations of methods provided for in subclasses and only coatings of inorganic non-metallic material
• C23C 28/00 - Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of main groups , or by combinations of methods provided for in subclasses and
• C23C 30/00 - Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process
• H01M 8/0206 - Metals or alloys
• H01M 8/0208 - Alloys
• H01M 8/0228 - Composites in the form of layered or coated products
• H01M 8/0245 - Composites in the form of layered or coated products
• H01M 8/0254 - CollectorsSeparators, e.g. bipolar separatorsInterconnectors characterised by the form corrugated or undulated
• H01M 8/026 - CollectorsSeparators, e.g. bipolar separatorsInterconnectors characterised by the configuration of channels, e.g. by the flow field of the reactant or coolant characterised by grooves, e.g. their pitch or depth

Abstract

Aspects concern an apparatus (100) for generating a 3D scan (160) of an object (110) in an automated disassembly process, the apparatus (100) comprising a 3D scanner (120), the 3D scanner (120) configured to mounted on a machine (130), the machine (130) configured to move in at least one rotational motion and at least one translational displacement; a platform (140) positioned at a pre-determined distance from the machine (130), the platform (140) rotatable about a centre (140A); and a processor (150) arranged in data communication with the machine (130) and the platform (140), the processor (150) configured to obtain a set of scan parameters as input and provide a set of control data as output, the set of control data comprising at least one of a first control data to control the machine (130) to move the machine (130) to a desired pose of the 3D scanner, and a second control data to control the platform (140) to move the platform (140) to expose a surface of the object (110) within optical alignment of the 3D scanner.

IPC Classes  ?

• G05B 19/401 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by control arrangements for measuring, e.g. calibration and initialisation, measuring workpiece for machining purposes
• G01B 11/00 - Measuring arrangements characterised by the use of optical techniques

Abstract

The invention relates to a power converter arrangement (100) comprising at least one self-conducting semiconductor switch (111, 112), said power converter arrangement comprising: at least one gate driver unit (131, 132) for controlling the at least one self-conducting semiconductor switch (111, 112); at least one gate driver power supply circuit (141, 142) for supplying the at least one gate driver unit (131, 132) with an output voltage; at least one main power supply unit (161, 162) for providing a first DC supply voltage to the at least one gate driver power supply circuit (141, 142); at least one auxiliary power supply unit (151, 152) for providing a second DC supply voltage to the at least one gate driver power supply circuit (141, 142); and a DC link having a positive branch (Vp), a negative branch, and a DC link capacitor (120) between the positive branch (Vp) and the negative branch (Vn), wherein the DC link can be connected to a main DC power source (20) in order to charge the DC link capacitor (120), wherein the at least one semiconductor switch (111, 112) is connected between the positive branch (Vp) or the negative branch (Vn) and a load terminal (113), wherein the at least one main power supply unit (161, 162) is supplied with power from the DC link, wherein the power converter arrangement (100) has an auxiliary DC power source (40) or can be connected to an auxiliary DC power source (40), wherein the at least one auxiliary power supply unit (151, 152) is supplied with power from the auxiliary DC power source (40).

IPC Classes  ?

• H03K 17/06 - Modifications for ensuring a fully conducting state
• H03K 17/687 - Electronic switching or gating, i.e. not by contact-making and -breaking characterised by the use of specified components by the use, as active elements, of semiconductor devices the devices being field-effect transistors

Abstract

The invention relates to a heating device (2) for a fluid-conveying device (40), comprising a support element (4) with two receiving regions (8a, 8b) and a bridge region (6) which extends between the two receiving regions (8a, 8b); and a first electric conductor layer (10) which is arranged on the support element (4) and comprises two electric contact regions (12a, 12b) and a bridge element (14), wherein each of the two electric contact regions (12a, 12b) of the first electric conductor layer (10) is arranged in one of the two receiving regions (8a, 8b), and the bridge element (14) of the first electric conductor layer (10) is arranged in the bridge region (6) of the support element (4). The heating device (2) also comprises two electric heating elements (16a, 16b), in particular two PTC heating elements (16a, 16b), each of which is arranged on a respective electric contact region of the two electric contact regions (12a, 12b), and a second electric conductor layer (20) which comprises the two electric contact regions (22a, 22b) and a bridge element (24). Each of the two electric contact regions (22a, 22b) of the second electric conductor layer (20) is arranged on one of the two electric heating elements (16a, 16b), and the bridge element (24) of the second electric conductor layer (20) is arranged in the bridge region (6) of the support element (4). The support element (4), the first electric conductor layer (10), the electric heating elements (16a, 16b), and the second electric conductor layer (20) are mechanically connected together by means of a heat staking process.

IPC Classes  ?

• F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operationControl specially adapted for catalytic conversion

Abstract

A fluid transport device (40) for transporting a fluid reducing agent (34) in a system (31) for the aftertreatment of exhaust gases (48) of a combustion engine (38) comprises a transport module (42) having a fluid pump (43) for transporting the fluid reducing agent (34); and a control module (41) having a control device (39) for controlling the operation of the transport module (42). The transport module (42) and the control module (41) are connected together by an electric connecting device (2). The electric connecting device (2) comprises: a plug element (4) having a base (8) in which electrical contact elements (22) with exposed ends are formed, and having a cover (45) with a collar (47) which surrounds the exposed ends of the contact elements (22); and a socket element (6) having electric sockets (24) which are designed to receive and make contact with the electrical contact elements (22). At least one region of each of the electrical contact elements (22) is coated with a hydrophobic coating (30) in order to inhibit penetration of a fluid along the contact elements (22) on account of capillary effects, and/or an elastic sealing element (14) is provided between the base (8) and the collar (47), said sealing element surrounding the contact element region (21) and sealing off the transition between the base (8) and the cover (45) in a fluid-tight manner.

IPC Classes  ?

• F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operationControl specially adapted for catalytic conversion
• F01N 3/24 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus

Abstract

The present invention relates to a microfluidic device (100) for processing fluids. The microfluidic device (100) comprises a base element (110) with a recess (130) and a sealing film (140), which is arranged on one side of the base element (110) and covers the recess (130). The microfluidic device (100) additionally comprises at least one microfluidic receiving element (135) for carrying out a reaction in the microfluidic device (100). The microfluidic receiving element (135) is arranged directly on the sealing film (140) in the recess (130).

IPC Classes  ?

• B01L 3/00 - Containers or dishes for laboratory use, e.g. laboratory glasswareDroppers
• B01L 7/00 - Heating or cooling apparatusHeat insulating devices
• G01N 21/03 - Cuvette constructions

Abstract

The invention relates to a method (500) for microfluidically decanting in a chamber (130) of a microfluidic device (100), the chamber (130) comprising a sedimentation substrate (135) having recesses (137) for receiving biological cells (15), in particular circulating tumor cells (15).

IPC Classes  ?

• B01L 3/00 - Containers or dishes for laboratory use, e.g. laboratory glasswareDroppers

Abstract

The present invention relates to a method for the predictive identification of a lane change by a road user travelling ahead from an adjacent lane into the same lane as a motor vehicle, wherein aggregated features are formed from data from a sensor of the motor vehicle, wherein a lane-change manoeuvre is determined by means of an artificial neural network, wherein the aggregated features are used as input variables into the artificial neural network. The invention also relates to a device which is designed to carry out the corresponding method, and to a corresponding computer program.

IPC Classes  ?

• G06V 20/56 - Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle

Abstract

The invention relates to an inspection assembly (1) for optically inspecting a component (2), comprising: a camera device (3) for capturing images in a capturing region (9) of the camera device (3); preferably an actuating device (7) for shifting the capturing region (9) on the component (2); an adaptive optical unit (5) for shifting the object plane (11) of the camera device (3) in the capturing direction; a control device (10), the control device (10) being designed to control the inspection assembly (1) such that, for a capturing region (9) on the component (2), an image stack comprising images with different object planes (11) is captured; a combining device (12), the combining device (12) being designed to form a combination image from the image stack of a capturing region (9) on the basis of sharply imaged image regions of different images of the image stack; an evaluation device (14), the evaluation device (14) being designed to process the combination image in order to inspect the component (2).

IPC Classes  ?

• G01N 21/88 - Investigating the presence of flaws, defects or contamination
• G06T 7/00 - Image analysis
• G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
• G02B 21/36 - Microscopes arranged for photographic purposes or projection purposes

Abstract

The invention relates to a method for producing a MEMS micromirror unit (100) for use in projection lighting systems (1) for photolithography, and to a MEMS micromirror unit (100) produced according to this method. The invention also relates to a system for semiconductor technology with a corresponding MEMS micromirror unit (100) and to an electronic component produced with such a system. The MEMS micromirror unit (100) comprises a MEMS mirror array assembly (110) having a MEMS mirror array structure (111) and a joining structure (115) and an interface element (120) for fixing the MEMS micromirror unit (100) on a higher-level assembly, a joining structure (125) interacting therewith in a form-fitting manner, and at least one stop surface (121, 121'). The production comprises the steps: a) measuring the position and location of the MEMS mirror array structure (111) relative to the joining structure (115); b) adjusting the relative position and/or location of the joining structure (125) of the interface element (120) and the at least one stop surface (121, 121') in such a way that the relative position and location of the MEMS mirror array structure (111) and the at least one stop surface (121, 121'), after joining the MEMS mirror array assembly (110) and the interface element (120) via the joining structures (115, 125), corresponds to a predetermined position and location.

IPC Classes  ?

• G02B 26/08 - Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
• G02B 7/182 - Mountings, adjusting means, or light-tight connections, for optical elements for prismsMountings, adjusting means, or light-tight connections, for optical elements for mirrors for mirrors

Abstract

The invention relates to an acoustic resonator comprising: a first electrode (10a) and a second electrode (10b); a layer stack (12) arranged between the first electrode (10a) and the second electrode (10b), the layers (14a-14c) of said stack having at least two piezoelectric layers (14a-14c); and an acoustic reflector device (18), wherein a working frequency (fw) of the acoustic resonator is defined as the frequency (fw) of an electromagnetic wave which is incoming through the first electrode (10a) and for which the acoustic resonator is transparent, this being achieved as a result of the at least two piezoelectric layers (14a-14c) of the layer stack (12) having an equal or specific layer thickness (d) along the direction extending from the first electrode (10a) to the second electrode (10b), where d = λa(fw)/2, wherein λa(fw) is an acoustic wavelength of a sound wave (22) at the working frequency (fw) in the relevant piezoelectric layer (14a-14c).

IPC Classes  ?

• H03H 9/02 - Networks comprising electromechanical or electro-acoustic elementsElectromechanical resonators Details
• H03H 9/17 - Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator
• H03H 9/05 - Holders or supports

Abstract

The invention relates to a volume acoustic apparatus, comprising a resonator device. The resonator device comprises a first piezoelectric element (1), a second piezoelectric element (2), and a high-f-Q structure (3). The volume acoustic apparatus further comprises a first electrode device (7a) and a second electrode device (8a), wherein the first electrode device and the second electrode device are located on a first side and/or a second side, respectively, of the resonator device. A material of the high-f-Q structure comprises a high-f-Q material, in particular having an f-Q value of more than 1013 at a frequency of greater than or equal to 3 GHz.

IPC Classes  ?

• H03H 9/02 - Networks comprising electromechanical or electro-acoustic elementsElectromechanical resonators Details
• H03H 9/05 - Holders or supports
• H03H 9/17 - Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator

Abstract

1211) by way of a drive apparatus (6). The invention additionally relates to a microelectromechanical device (1), to a microelectromechanical loudspeaker, to a microelectromechanical fluid pump apparatus and to a microelectromechanical combination component.

IPC Classes  ?

• H04R 7/06 - Plane diaphragms comprising a plurality of sections or layers
• F04B 1/00 - Multi-cylinder machines or pumps characterised by number or arrangement of cylinders
• F04B 43/04 - Pumps having electric drive

Abstract

The present invention relates to a method for closing a form-fitting coupling (6, 6l, 6r) on a vehicle with hydrostatic drive (30a, 30b), wherein the coupling (6, 6l, 6r) is arranged between the hydrostatic drive (30a, 30b) and at least one wheel (1vl, 1vr, 1hl, 1hr) of a first axle (10, 20) of the vehicle, and a vehicle, a computing unit and a computer program for carrying out the method. The method according to the invention comprises producing a contact between the at least two coupling parts of the form-fitting coupling (6, 6l, 6r); setting a first displacement volume (Vg1) in a first flow direction of the hydraulic pump (5) in order to exert a force in a first direction of rotation of the hydraulic motor (4v, 4h, 4vl, 4vr, 4hl, 4hr); and setting a second displacement volume (Vg2) in a second flow direction of the hydraulic pump (5), which is opposite to the first flow direction, in order to exert a force in a second direction of rotation of the hydraulic motor (4v, 4h, 4vl, 4vr, 4hl, 4hr) which is opposite to the first direction of rotation.

IPC Classes  ?

• F16D 48/02 - Control by fluid pressure

Abstract

The invention relates to a surface-functionalized substrate (20), in particular for a microfluidic cartridge, having oligonucleotide chains (10), each of which is covalently bonded to the surface of the substrate (20). The substrate is produced by providing functionalized oligonucleotide chains (10), providing a substrate (20) with a surface which is functionalized, and bonding the oligonucleotide chains (10) to the substrate by means of a reaction between a functionalization of the oligonucleotide chains (10) and a functionalization of the surface.

IPC Classes  ?

• B01J 19/00 - Chemical, physical or physico-chemical processes in generalTheir relevant apparatus

Abstract

The invention relates to a fuel cell system (10) for a trailer (12), in particular a driveless trailer (12), having a plurality of fuel cells (11), having a hydrogen supply (14) for supplying hydrogen to the fuel cells (11), having at least one tank valve (16) for opening and closing the hydrogen supply (14), the tank valve (16) being open-loop and/or closed-loop controllable, having an optional high-voltage system with at least one high-voltage component (42), having at least one impact sensor (18) for sensing (110) an impact by the trailer (12) and/or on the trailer (12), and having a fuel cell monitoring unit (20), wherein the fuel cell monitoring unit (20) has an acquisition unit (22) for acquiring the data from the impact sensor (18) and has a comparison unit (24) for comparing the acquired data from the impact sensor (18) with stored impact comparison values, and wherein the fuel cell monitoring unit (20) is designed to open-loop and/or close-loop control the at least one tank valve (16) and the optional high-voltage system with at least one high-voltage component depending on the comparison of the acquired data from the impact sensor (18) with the stored impact comparison values.

IPC Classes  ?

• B60L 3/00 - Electric devices on electrically-propelled vehicles for safety purposesMonitoring operating variables, e.g. speed, deceleration or energy consumption
• B60L 50/71 - Arrangement of fuel cells within vehicles specially adapted for electric vehicles
• B60L 58/31 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling fuel cells for starting of fuel cells

Abstract

The invention relates to an electrolysis module cluster (100) with a first electrolysis module (140) and a second electrolysis module (140), each electrolysis module (140) having: an electrolysis stack system comprising a plurality of actuators and a plurality of sensors; power electronics which are coupled to the electrolysis stack system in order to provide electric energy; a control interface (120) for providing a respective operating mode of a plurality of operating modes for each electrolysis module (140) of the electrolysis module cluster (100) and/or for providing a respective electrolysis production quantity request for each electrolysis module (140) of the electrolysis module cluster (100); and control and regulating electronics (130), which are coupled to each of the plurality of actuators and sensors, the power electronics, and the control interface (120) so as to transmit signals. The control and regulating electronics (130) are designed to operate the respective electrolysis stack system by means of the actuators and the power electronics in a self-sufficiently regulated manner on the basis of signals of the respective plurality of sensors of the electrolysis stack system, on the basis of the electrolysis production quantity request provided for each electrolysis module (140), and on the basis of the respective operating mode provided for each electrolysis module (140).

IPC Classes  ?

• C25B 9/73 - Assemblies comprising two or more cells of the filter-press type
• C25B 15/00 - Operating or servicing cells
• C25B 15/023 - Measuring, analysing or testing during electrolytic production
• C25B 15/02 - Process control or regulation
• C25B 1/04 - Hydrogen or oxygen by electrolysis of water
• C25B 9/70 - Assemblies comprising two or more cells

Abstract

The invention relates to a method for operating an electrolysis plant (1), comprising a stack (2) having an anode (3) and a cathode (4), wherein in normal operation of the electrolysis plant (1), water is supplied to the anode (3) via a water circuit (5) with an integrated pump (6), said water being split in the stack (2) by electrolysis into hydrogen and oxygen, and wherein the hydrogen produced by electrolysis is supplied to a gas-liquid separator (8) via a cathode outlet (10) of the stack (2) and a media line (7) connected thereto. According to the invention, when the electrolysis plant (1) is switched off, the current density is reduced to 0 A/cm² and the media line (7) is shut off with the aid of a valve (9), while the anode (3) continues to be supplied with water via the water circuit (5) with the aid of the pump (6). The invention further relates to an electrolysis plant (1) that is suitable for carrying out the method or can be operated according to the method.

IPC Classes  ?

• C25B 1/04 - Hydrogen or oxygen by electrolysis of water
• C25B 9/73 - Assemblies comprising two or more cells of the filter-press type
• C25B 15/02 - Process control or regulation
• C25B 15/08 - Supplying or removing reactants or electrolytesRegeneration of electrolytes

Abstract

A sensor has a sensor element, a sensor data output, a data interface, sensor electronics, and an evaluation apparatus. The sensor element is configured to determine a physical measured variable. The sensor electronics are configured to convert the physical measured variable into sensor data that are output via the sensor data output. The evaluation apparatus is configured to determine a grade of the sensor data based on at least one parameter and to output the grade using the data interface.

IPC Classes  ?

• G01D 21/00 - Measuring or testing not otherwise provided for

Abstract

A method for planning an AVP operation for a motor vehicle within a parking lot using an infrastructure AVP system. The parking lot includes a plurality of regions, within each of which an AVP operation according to a different AVP type can be performed. The method includes the following steps: ascertaining for which infrastructure AVP types the AVP system is configured to perform an AVP operation; ascertaining within which region of the plurality of regions which of the infrastructure AVP types ascertained can be used for performing an AVP operation; ascertaining for which vehicle AVP type(s) the motor vehicle is configured to perform an AVP operation; planning an AVP operation for the motor vehicle to be performed within the parking lot, based on the infrastructure AVP types ascertained corresponding in each case to the plurality of regions and based on the vehicle AVP type(s) ascertained.

IPC Classes  ?

• B62D 15/02 - Steering position indicators

Abstract

A commander subscriber station for a serial bus system, a responder subscriber station for the serial bus system, and a method for communication in a serial bus system. The commander subscriber station includes a communication control device for controlling communication between the subscriber station and at least another subscriber station and for evaluating at least one signal received from a bus of the bus system using a predetermined first frame or a predetermined second frame, and a status information module for evaluating the at least one signal received from the bus with respect to a predetermined control bit. The communication control device is configured to use the predetermined second frame to request a responder subscriber station subordinate to the commander subscriber station to send at least one first signal according to the predetermined second frame which differs from the predetermined first frame via the bus.

IPC Classes  ?

• G06F 13/362 - Handling requests for interconnection or transfer for access to common bus or bus system with centralised access control
• G06F 13/42 - Bus transfer protocol, e.g. handshakeSynchronisation

Abstract

A MEMS microphone. The MEMS microphone includes: a membrane for absorbing sound pressure; a signal transduction element; and a lever element, coupled to the membrane and the signal transduction element. The lever element is configured, when the membrane is deflected, to generate a tilting movement and to transmit the generated tilting movement to the signal transduction element.

IPC Classes  ?

• B81B 3/00 - Devices comprising flexible or deformable elements, e.g. comprising elastic tongues or membranes

Abstract

A method of training a prototypical network for sound event detection includes receiving samples of an audio signal that include positive samples corresponding to sound events and negative samples that do not correspond to sound events, determining, based on the positive samples, respective positive prototypes of a plurality of classes of sound events, determining, based on the negative samples, respective negative prototypes for respective groups of the negative samples, each of the negative prototypes corresponding to a combination of a plurality of the negative samples, and generating, based on comparisons between a first sample and the respective positive prototypes and each of the negative prototypes, an output signal that indicates whether the first sample belongs to one of the plurality of classes of sound events.

IPC Classes  ?

• G05D 1/02 - Control of position or course in two dimensions
• G05B 13/02 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric

Abstract

A micrometer further comprising a pressure sensor measuring the pressure experienced by the spindle. The micrometer is configured to present an indication signal when the pressure data generated by the pressure sensor indicates that a pressure threshold has been reached. The indication signal may be presented visually or audibly. The micrometer may further comprise an automatic locking mechanism to retain the spindle in position when the pressure threshold has been reached.

IPC Classes  ?

• G01B 3/18 - Micrometers

Abstract

A method of operating an anomaly detection system includes receiving training message sequences corresponding to messages transmitted in an in-vehicle network (IVN), constructing, based on the training message sequences, a model that includes a plurality of states corresponding to observed signal values in the training message sequences and state transitions between respective states of the plurality of states, training the model by supplying, to the model, first messages sequences corresponding to the training message sequences and second message sequences not contained in the training message sequences, and, using the anomaly detection system, executing the model to identify anomalous message sequences transmitted in the IVN by receiving an IVN message sequence, outputting, from the model, a value based on state transitions between states of signals contained in the IVN message sequence, and outputting, based on the value, an indication of whether the IVN message sequence includes an anomalous message sequence.

IPC Classes  ?

• G06F 21/55 - Detecting local intrusion or implementing counter-measures
• G06N 20/00 - Machine learning

Abstract

The invention relates to a coupling device (120) for coupling to a cartridge (105) for an analyser which is designed to analyse a sample contained in the cartridge (105). The coupling device (120) comprises a supporting element (200) which can be or is arranged fixed in position with respect to the analyser, a coupling unit (202) for coupling to the cartridge (105), the coupling unit (202) being arranged movably relative to the supporting element (200), and at least one pneumatically operable pressure pad (204) for moving the coupling unit (202) relative to the supporting element (200). The pressure pad (204) is arranged between the coupling unit (202) and the supporting element (200), wherein the pressure pad (204) can be operated in order to move the coupling unit (202) in the direction of the cartridge (105) inserted into the analyser.

IPC Classes  ?

• B01L 9/00 - Supporting devicesHolding devices

Abstract

The invention relates to a method for three-dimensional eye tracking of an eye (10a-c) of a user of a virtual reality retinal display (12a-c) (retinal scan display), for example in smart glasses (14a-c), by means of stereoscopy which is based on an evaluation of perspectively different images (16a-c) of the same eye (10a-c), which images are recorded by means of laser feedback interferometry (LFI). It is proposed that from scanned infrared laser signals (18a-c) of an LFI sensor unit (20a-c), in particular infrared laser signals starting from a single starting point (26a-c), at least two different virtual camera perspectives (22a-c, 24a-c) are created for a recording of the perspectively different images (16a-c) used for the stereoscopy.

IPC Classes  ?

• G02B 27/00 - Optical systems or apparatus not provided for by any of the groups ,
• G02B 27/01 - Head-up displays
• G06F 3/01 - Input arrangements or combined input and output arrangements for interaction between user and computer