Patents Assigned to Volkswagen AG
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Patent number: 12088332Abstract: Apparatuses, methods, and computer programs for a mobile transceiver and for a network entity, a mobile transceiver, a network entity and a system, an apparatus, a method, and a computer program for a mobile transceiver. The method for a mobile transceiver to communicate in a mobile communication system includes providing information on a field of application of the mobile transceiver to the mobile communication system.Type: GrantFiled: August 8, 2019Date of Patent: September 10, 2024Assignees: VOLKSWAGEN AKTIENGESELLSCHAFT, AUDI AGInventors: Steffen Schmitz, Jörg Plechinger
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Patent number: 12079694Abstract: In one embodiment, a method is provided. The method includes storing a set of training data. One or more machine learning models are trained based on the set of training data. The method also includes receiving, from a computing device, a request to access the set of training data. The method further includes determining whether the computing device is allowed to access the set of training data. In response to determining that the computing device is allowed to access the set of training data, the method includes transmitting a training token to the computing device. The training token grants a training environment with access to the set of training data for a period of time.Type: GrantFiled: August 28, 2020Date of Patent: September 3, 2024Assignees: Volkswagen Aktiengesellschaft, Porsche AG, Audi AGInventors: Liang Kong, Oleg Tolstov
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Publication number: 20240291355Abstract: The described examples may relate to a connection device for electrically conductively connecting a stator and a pulse inverter of an electric motor. The connection device includes at least one clamping piece pair with two clamping pieces, which are movable in relation to each other along a clamping direction between a closed and an open position and formed to clamp a stator-side line end with a pulse inverter-side line end between the two clamping pieces in the closed position such that an electrically conductive connection of the line ends is established.Type: ApplicationFiled: February 20, 2024Publication date: August 29, 2024Applicants: AUDI AG, VOLKSWAGEN AGInventors: András Csákány, Marvin Emde, Andreas Lenz, Max Possen
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Patent number: 12038494Abstract: Approaches, techniques, and mechanisms are disclosed for range data compression. According to one embodiment, a current range data frame for a current time point is generated. Each current range data cell in the current range data frame includes current ranges representing points in a point cloud in a 3D space for the current time point. Accumulated prior ranges in an accumulated prior range buffer are propagated from a prior time point to the current time point. Current ranges in the current range data frame are compared with the propagated accumulated prior ranges to determine range differences between the current ranges and the propagated accumulated prior ranges. A proper subset of current ranges in the set of current ranges is identified based on the range difference. The proper subset of current ranges is included in a range data signal excluding other current ranges not in the proper subset.Type: GrantFiled: July 5, 2022Date of Patent: July 16, 2024Assignees: VOLKSWAGEN AKTIENGESELLSCHAFT, AUDI AG, DR. ING. H.C. F. PORSCHE AKTIENGESELLSCHAFTInventor: Jerramy Lee Gipson
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Publication number: 20240190258Abstract: The described examples may relate to a method of operating an on-board power supply of an electrically drivable motor vehicle, in which at least one electrical machine is supplied with electrical energy from a vehicle battery connected to the on-board power supply via an inverter connected to the on-board power supply in an intended drive operation, and the inverter may include a radio interference suppression filter to reduce grid-bound interferences. In an example, at least the inverter may be electrically disconnected from the on-board power supply in a charging operation.Type: ApplicationFiled: December 8, 2023Publication date: June 13, 2024Applicants: AUDI AG, VOLKSWAGEN AGInventors: Georg Dobmeier, Tobias Grassl, Kai Marschall, Cornelius Rettner, Bjarne Wirsen
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Patent number: 12009526Abstract: A method for the production of an electrode for a fuel cell is provided that comprises providing a multitude of catalyst particles carried on at least one electrically conductive particle carrier, and depositing one or more atomic or molecular layers of an ionomer from the gas phase on the catalyst particles and/or the at least one particle carrier, thereby forming a proton-conducting ionomer coating. Furthermore, an electrode for a fuel cell is also provided.Type: GrantFiled: December 5, 2019Date of Patent: June 11, 2024Assignees: Volkswagen AG, Audi AGInventors: Thomas Schladt, Lasse Schmidt, Tanja Graf, Gerold Hübner, Jonathan Edward Müller
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Patent number: 11936249Abstract: A measurement system for an electrical machine includes a position sensor device arranged on a rotor of the electrical machine, a carrier connected to the position sensor device, and a temperature sensor device fastened to the carrier. The position sensor device is configured to ascertain an item of information about an orientation of the rotor. The temperature sensor is configured to ascertain a temperature of a stator of the electrical machine.Type: GrantFiled: December 22, 2021Date of Patent: March 19, 2024Assignees: TE Connectivity India Private Limited, TE Connectivity Germany GmbH, Volkswagen AG, TE Connectivity Begium BVInventors: Bram Embo, Dirk Pillu, Rainer Schindel, Sebastian Wiechert, Mathias Dohmann, Manivasakan Ravinthiran
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Publication number: 20240068523Abstract: A shaft-hub connection includes a shaft and a hub which engage with one another for conjoint rotation about an axis of rotation via a first toothing and a second toothing. The first toothing has a first toothing region and a second toothing region, wherein the first toothing region and the second toothing region are, as viewed in the circumferential direction (u), arranged offset by a dimension (d) in such a way that the first toothing region engages with the second toothing via front tooth flanks as viewed in the circumferential direction (u), and the second toothing region engages with the second toothing via rear tooth flanks as viewed in the circumferential direction (u).Type: ApplicationFiled: October 13, 2021Publication date: February 29, 2024Applicants: AUDI AG, Volkswagen AGInventors: Michael FRISCH, Johannes ALBL, Wolfgang HEISE
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Patent number: 11888178Abstract: The present invention provides a method for manufacturing a battery cell component including providing a current collector foil and placing separators onto the current collector foil at spaced intervals. A battery cell component, battery and electric or hybrid vehicle is also provided.Type: GrantFiled: September 10, 2018Date of Patent: January 30, 2024Assignees: Volkswagen AG, Audi AG, Dr. Ing. h.c. F. Porsche AGInventors: Mirko Herrmann, Angela Speidel
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Patent number: 11885463Abstract: A pressurized gas accumulator has a hollow body which extends along a longitudinal axis and at least one connection piece. The hollow body has at least one layer of a weave structure with a plurality of warp threads running next to one another and a weft thread woven with the warp threads and oriented perpendicular thereto. The warp threads are oriented essentially parallel or essentially perpendicular to the longitudinal axis of the hollow body. A method for producing a pressurised gas accumulator and to a device for carrying out said method is also provided.Type: GrantFiled: January 23, 2019Date of Patent: January 30, 2024Assignees: Audi AG, Volkswagen AGInventor: Maik Kraus
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Patent number: 11874370Abstract: A method for acquiring information in the spatial environment of a vehicle, comprising: providing at least two radar sensors arranged at different positions at the vehicle; transmitting radar signals by the radar sensors, the radar signals being assigned to the radar sensors; receiving reflected components of the radar signals assigned to the radar sensors at the respective radar sensors and further processing these reflected components of the radar signals as reception information; assigning time information to the reception information obtained from the respective radar sensors, the time information forming a time reference for the reception information; assigning location information to the reception information obtained from the respective radar sensors, the location information forming a location reference for the reception information; and processing the reception information obtained from the at least two radar sensors into common environment information by taking into account the time information andType: GrantFiled: September 23, 2019Date of Patent: January 16, 2024Assignees: CONTINENTAL AUTONOMOUS MOBILITY GERMANY GMBH, VOLKSWAGEN AGInventors: Andreas Löffler, Fabian Harrer, Thomas Gisder, Marc-Michael Meinecke, Thorsten Bagdonat
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Patent number: 11876272Abstract: A fuel-cell stack has a first end plate and a second end plate and a plurality of fuel cells arranged between the end plates. At least one elastic tensioning element is tensioned in the stack direction between the end plates. Furthermore, a re-tensioning element is arranged between the tensioning element and a surface section of the fuel-cell stack. The re-tensioning element has a tensioning body and at least one adjusting element arranged between the tensioning body and the surface section. A distance between the tensioning body and the surface section can be variably adjusted and fixed by the at least one adjusting element.Type: GrantFiled: January 18, 2019Date of Patent: January 16, 2024Assignees: VOLKSWAGEN AG, AUDI AGInventors: Adel Jilani, Siva Sankar Voosani Krishna
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Patent number: 11870028Abstract: A battery module includes a plurality of battery cells connected in series, each battery cell having a cathode, an anode, and a separator separating the cathode and the anode, and a bipolar current collector; a plurality of polymer frames, each having a window to receive part of the one of the plurality of battery cells; two of the plurality of polymer frames defining a compartment; and electrolyte filling the compartment for one of the plurality of battery cells. A method is also provided.Type: GrantFiled: February 14, 2017Date of Patent: January 9, 2024Assignees: Volkswagen AG, Audi AG, Dr. Ing. h.c. F. Porsche AGInventors: Mirko Herrmann, Angela Speidel
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Patent number: 11862826Abstract: The present invention relates to a method for determining the compressive tensile force acting on a fuel cell stack due to at least one tensioning element. Thereby, the compressive tensile force is the overall tensile force compressing the fuel cell stack. This is determined according to the invention by means of acoustic measurements on vibratable sections of the tensioning elements. The subject matter of the invention also includes a data processing program for carrying out the method according to the invention along with the use of a smartphone for carrying out the method according to the invention.Type: GrantFiled: June 20, 2018Date of Patent: January 2, 2024Assignees: Volkswagen AG, Audi AGInventors: Ian Stewart, Tegan Harrower, Matej Kusy
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Patent number: 11855310Abstract: A flow-field plate is provided for distributing a reactant to an electrode or a gas diffusion layer of a fuel cell, the flow-field plate having a gas inlet, and having a plurality of channels defining a flow field. A pressure gradient is present between the gas inlet and the flow field given a state of throughflow, which leads to an intake of exhaust gas flowing in the channels in the direction of the gas inlet. Furthermore, there is a water/gas separator which is fluidically connected to the gas inlet for separating liquid water and/or water vapor from a gas which is connected to the flow field in order to supply the gas separated in the water/gas separator to the flow field. A flow cross-section at the gas inlet or at the gas inlet region is smaller than the flow cross-section at or in the region of the water/gas separator.Type: GrantFiled: March 24, 2020Date of Patent: December 26, 2023Assignees: Volkswagen AG, Audi AGInventor: Rune Staeck
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Patent number: 11855325Abstract: A fuel cell stack includes a plurality of fuel cells received between two end plates, at least one end plate of which has flow channels formed therein with ports for the anode fresh gas and the anode exhaust gas as well as ports for the cathode fresh gas and the cathode exhaust gas, wherein a hygroscopic material forms the wall between the ports for the anode exhaust gas and the cathode fresh gas.Type: GrantFiled: April 30, 2020Date of Patent: December 26, 2023Assignees: Volkswagen AG, Audi AGInventor: Christian Lucas
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Patent number: 11848469Abstract: A fuel cell system comprises a clamping system for a fuel cell stack, the clamping system including a plurality of disc springs. The disc springs are connected together in a bonded and/or force-fitting manner on a plane perpendicular to an axis of rotational symmetry running through the center of the circle described by the disc.Type: GrantFiled: March 4, 2019Date of Patent: December 19, 2023Assignees: VOLKSWAGEN AG, AUDI AGInventors: Ian Stewart, Campbell Perry, Amy Warkentin
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Patent number: 11837758Abstract: A humidification system for a fuel cell system is provided, comprising a feed line for supplying cathode gas which is to be or is humidified, to a heat exchanger, further comprising a liquid supply and an eddy generator, located upstream of the liquid supply, for generating eddies in the flowing cathode gas. A fuel cell system comprising a humidification system is also provided.Type: GrantFiled: October 1, 2018Date of Patent: December 5, 2023Assignees: Volkswagen AG, Audi AGInventors: Christian Lucas, Oliver Berger
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Patent number: 11817611Abstract: A fuel cell stack is provided comprising a first end plate and a second end plate between which a plurality of fuel cells is arranged. At least one tensioning or tensile element is tensioned in the stack direction between the end plates. Inlet and outlet ports for operating resources are arranged in first end areas of the first end plates and in second end areas of the second end plates. At least one additional elastic tensioning element is tensioned between first end areas and/or second end areas of the end plates.Type: GrantFiled: May 10, 2019Date of Patent: November 14, 2023Assignees: Volkswagen AG, Audi AGInventors: Adel Jilani, Siva Sankar Voosani Krishna
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Patent number: 11791492Abstract: A fuel cell stack is provided comprising a first end plate and a second end plate between which a plurality of fuel cells is arranged. At least one elastic tensioning element is tensioned in the stack direction between the end plates. Furthermore, the fuel cell stack has at least one rotatably mounted mounting shaft. At least one end section of at least one tensioning element is fixed to the rotating mounting shaft. Moreover, the rotatable mounting shaft is connected to the fuel cell stack via a tensioned torsion spring. The torsion spring brings about an automatic retensioning of the tensioning element.Type: GrantFiled: May 10, 2019Date of Patent: October 17, 2023Assignees: Volkswagen AG, Audi AGInventors: Adel Jilani, Siva Sankar Voosani Krishna