Patents Assigned to Fraunhofer
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Publication number: 20250150589Abstract: An apparatus for decoding a data structure from a data stream is configured for sequentially reconstructing a set of features, wherein the apparatus is configured for reconstructing a feature of the set of features by deriving a quantization index from the data stream using arithmetic decoding; mapping the quantization index to a reconstruction value in dependence on a quantization state, and assigning the reconstruction value to the feature; updating the quantization state in dependence on the quantization index and the quantization state; and deriving the data structure based on the set of features. The apparatus is configured for deriving probabilities for the arithmetic decoding of the quantization index in dependence on the quantization state.Type: ApplicationFiled: January 13, 2025Publication date: May 8, 2025Applicant: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.Inventors: Karsten SÜHRING, Michael SCHÄFER, Jonathan PFAFF, Heiko SCHWARZ, Detlev MARPE, Thomas WIEGAND
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Patent number: 12290875Abstract: An article having a metal substrate and a channel in the metal substrate which is partly or completely open to the surface, wherein the cross section of the channel has a local width maximum (5) between the channel base (7) and the contact plane (1), measured parallel to the contact plane and at right angles to the longitudinal channel axis in the section perpendicular to the surface. (FIG. 1a).Type: GrantFiled: December 18, 2019Date of Patent: May 6, 2025Assignee: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung eingetragener VereinInventors: Uwe Specht, Dirk Salz, Thomas Lukasczyk, Ralph Wilken, Kai Borcherding, Linda Gätjen, Tim Heusinger von Waldegge, Nane Nolte
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Patent number: 12291705Abstract: A method may be provided for stimulating the growth of a biomass, which is mixed with a liquid inside a bioreactor, by means of ionising radiation. The following method steps are used: a) exposing a first partial volume of the liquid in the bioreactor to ionising radiation, the first partial volume comprising at most 10% of the liquid volume in the bioreactor; b) mixing the first partial liquid volume, which has been exposed to ionising radiation, with the second partial liquid volume, which has not been exposed to ionising radiation, in the bioreactor; c) repeating method steps a) and b) multiple times, each partial volume of the liquid in the bioreactor being exposed to a total radiation dose of at most 50 Gy on statistical average.Type: GrantFiled: September 25, 2019Date of Patent: May 6, 2025Assignee: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.Inventors: Volker Kirchhoff, André Weidauer, Jessy Schönfelder, Gaby Gotzmann, Christiane Wetzel, Jörg Kubusch
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Patent number: 12291817Abstract: A method for dyeing leather with an organic colorant in a supercritical fluid. The method includes coating a surface of the leather to provide a coated surface of the leather. The method further includes dyeing the coated surface of the leather with the organic colorant in the supercritical fluid.Type: GrantFiled: June 28, 2021Date of Patent: May 6, 2025Assignee: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.Inventors: Michael Prokein, Manfred Renner
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Publication number: 20250142279Abstract: An apparatus for generating one or more audio output signals from one or more encoded audio signals according to an embodiment is provided. The apparatus has an input interface for receiving the one or more encoded audio signals and for receiving additional audio information data. Furthermore, the apparatus has a signal generator for generating the one or more audio output signals depending on the encoded audio signals and depending on second additional audio information. The signal generator is configured to obtain the second additional audio information using the additional audio information data and using first additional audio information, if the additional audio information data exhibits a redundancy state. Moreover, the signal generator is configured to obtain the second additional audio information using the additional audio information data without using the first additional audio information, if the additional audio information data exhibits a non-redundancy state.Type: ApplicationFiled: December 31, 2024Publication date: May 1, 2025Applicant: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.Inventor: Christian BORß
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Publication number: 20250142281Abstract: Audio processor for performing audio rendering by generating rendering parameters, which determine a derivation of loudspeaker signals to be reproduced by a set of loudspeakers from an audio signal. The audio processor is configured to perform a delay processing so as to determine, based on a listener position, delays for generating the loudspeaker signals for the loudspeakers from the audio signal. Further, the audio processor is configured to control the delay processing by modifying a version of the listener position, based on which the delay processing is commenced, or any intermediate value determined by the delay processing based on the listener position so as to reduce artifacts in the audio rendition due to changes in the delays.Type: ApplicationFiled: December 31, 2024Publication date: May 1, 2025Applicant: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.Inventors: Sascha DISCH, Vensan MAZMANYAN, Marvin TRÜMPER, Matthias GEIER, Jürgen HERRE, Christof FALLER, Markus SCHMIDT
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Publication number: 20250140272Abstract: Embodiments are related to a masking threshold determinator, wherein the masking threshold determinator is configured to obtain a plurality of bandpass signals using a plurality of filters having different bandwidths; and wherein the masking threshold determinator is configured to obtain a masking threshold information associated with a given frequency region on the basis of bandpass signal values of at least two bandpass signals. Furthermore, audio encoders, methods and computer programs are disclosed.Type: ApplicationFiled: January 7, 2025Publication date: May 1, 2025Applicant: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.Inventors: Bernd EDLER, Fabian Manfred SCHALLER, Paula SCHÄFER
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Publication number: 20250135430Abstract: The present disclosure relates to a reactor device (2) for converting powdered metal oxides, in particular metal oxides contained in regolith, to metal powder and molecular oxygen (O2), the reactor device (2) comprising a cathode reactor vessel (8) providing a receiving space (14) for the powdered metal oxides and adapted to be connected to an electron source (21) such that the powdered electrode oxides can be converted to the metal powder and oxygen ions (O2?) by the application of an electrical potential, and an anode reactor vessel (4) adapted to be connected to an electron sink (22) to attract the oxygen ions (O2?) travelling through an electrolyte (6) from the cathode reactor vessel (8) to the anode reactor vessel (4) during operation of the reactor device (2); wherein the anode reactor vessel (4) at least partially surrounds the cathode reactor vessel (8).Type: ApplicationFiled: November 1, 2023Publication date: May 1, 2025Applicants: Airbus Defence and Space GmbH, Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.Inventors: Achim O. Seidel, Uday B. Pal, Georg Pöhle, Christian Redlich
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Patent number: 12287642Abstract: A sorting system includes a first number of entry points configured to provide sorting goods. The sorting system further has a second number of terminal points configured to receive the sorting goods, and a third number of driverless sorting vehicles configured to transport the sorting goods between the first number of insertion points and the second number of terminal points. Further, a control device is provided, configured to control the driverless sorting vehicles between the first number of insertion points and the second number of terminal points.Type: GrantFiled: July 14, 2023Date of Patent: April 29, 2025Assignee: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.Inventors: Jan Behling, Mathias Rotgeri, Jan Sören Emmerich, Dirk Höning, Patrick Klokowski, Christian Hammermeister, Michael Ten Hompel
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Patent number: 12289743Abstract: Embodiments provide a method for sharing unused resources between at least two transceivers of a wireless communication system, at least a second transceiver of the at least two transceivers operating in a sidelink in-coverage, out of coverage or partial coverage scenario, in which resources for a sidelink communication over a sidelink are pre-configured by the wireless communication system or scheduled autonomously by the second transceiver, the method having: reporting, by a first transceiver of the at least two transceivers, a set of unused resources of the first transceiver to the second transceiver, determining, by the second transceiver, a set of candidate resources out of the resources of the sidelink, the set of candidate resources comprising at least a part of the unused resources of the first transceiver, performing, by the second transceiver, a sidelink transmission using selected resources selected out of the set of candidate resources.Type: GrantFiled: November 21, 2022Date of Patent: April 29, 2025Assignee: Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.Inventors: Dariush Mohammad Soleymani, Martin Leyh, Elke Roth-Mandutz, Shubhangi Bhadauria, Mehdi Harounabadi, Dietmar Lipka, Bernhard Niemann, Amany Abdelkader Ahmed Abdou Mohamed
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Patent number: 12284954Abstract: Devices and methods for promoting the growth of plants, which transport the plants using a conveyor belt where roots of the plants protrude into a region located below a lower surface of the conveyor belt and at least parts of leaves and/or fruits of the plants protrude into a region located above an upper surface of the conveyor belt which opposes the lower surface. The conveyor path moves along a closed circular or oval path such that a deflection occurs in the region of an upper deflection point and in the region of a lower deflection point, which interconnect vertical sections.Type: GrantFiled: August 21, 2020Date of Patent: April 29, 2025Assignee: Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.Inventors: Simon Vogel, Stefan Schillberg
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Patent number: 12285748Abstract: A method of manufacturing a catalyst material includes the steps of: providing a body having an open-porous foam structure and comprising at least a first metal or alloy; providing particles, each of which particles comprising at least a second metal or alloy; distributing the particles on the body; forming a structural connection between each of at least a subset of the particles and the body; and forming an oxide film on at least the subset of the particles and the body, wherein the oxide film has a catalytically active surface.Type: GrantFiled: December 20, 2023Date of Patent: April 29, 2025Assignees: Alantum Europe GmbH, Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.Inventors: Lars Torkuhl, Robin Kolvenbach, JungSuk Bae, Andreas Tillmann, Alexandra Gerstle, Gunnar Walther, Tilo Büttner, Hans-Dietrich Böhm, Bernd Kieback, Thomas Weissgärber, Arne Boden
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Publication number: 20250130213Abstract: A sensing device that includes (a) an image sensor matrix that comprises a first pixel and a second pixel; wherein the first pixel is configured to generate a first detection signal indicative of a presence of a first analyte; wherein the second pixel is configured to generate a second detection signal that is indifferent to the presence of the first analyte; and (b) a processing circuit that is configured to determine the presence of the first analyte based on at least a relationship between the first detection signal and the second detection signal.Type: ApplicationFiled: August 29, 2024Publication date: April 24, 2025Applicants: Tower Semiconductor Ltd., Fraunhofer Gesellschaft zur Förderung der Angewandten ForschungInventors: Ruth Shima Edelstein, Dmitry Ivanov, Dmitry Veinger, Yakov Roizin, Sonja Hoffmann, Michael Henfling, Sabine Trupp
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Publication number: 20250131929Abstract: An apparatus for generating one or more audio output signals from one or more encoded audio signals according to an embodiment is provided. The apparatus comprises at least one entropy decoding module for decoding encoded additional audio information, when the encoded additional audio information is entropy-encoded, to obtain decoded additional audio information. Moreover, the apparatus comprises a signal processor for generating the one or more audio output signals depending on the one or more encoded audio signals and depending on the decoded additional audio information.Type: ApplicationFiled: December 31, 2024Publication date: April 24, 2025Applicant: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.Inventor: Christian BORß
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Publication number: 20250133810Abstract: A method for producing a (thick) bottom oxide in a trench structure, having the following steps: providing a substrate having at least one trench structure comprising a bottom and sidewalls; depositing a polysilicon layer on a surface of the substrate, the bottom and the sidewalls; depositing an oxide layer on the polysilicon layer; depositing a nitride layer on the oxide layer; anisotropic dry etching of the nitride layer; thermal oxidation of the polysilicon of the polysilicon layer to produce a thick oxide layer locally; and wet etching; depositing a further oxide layer on the thick oxide layer along at least the bottom and the surface or on the residual oxide along the bottom and the surface and on the sidewalls.Type: ApplicationFiled: October 24, 2024Publication date: April 24, 2025Applicant: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.Inventors: Minwho LIM, Alesa FUCHS, Tobias ERLBACHER
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Publication number: 20250133366Abstract: Audio processor for performing audio rendering by generating rendering parameters, which determine a derivation of loudspeaker signals to be reproduced by a set of loudspeakers from an audio signal. The audio processor is configured to obtain a reverberation effect information and to perform a gain adjustment so as to determine, based on a listener position, gains for generating the loudspeaker signals for the loudspeakers from the audio signal. The audio processor is configured to use, depending on the reverberation effect information, in the gain adjustment, for at least one loudspeaker, a roll-off gain compensation function for mapping a listener-to-loudspeaker distance of the at least one loudspeaker onto a listener-to-loudspeaker-distance compensation gain for the at least one loudspeaker, for which a compensated roll-off gets monotonically shallower with increasing listener-to-loudspeaker distance.Type: ApplicationFiled: December 31, 2024Publication date: April 24, 2025Applicant: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.Inventors: Sascha DISCH, Vensan MAZMANYAN, Marvin TRÜMPER, Alexander ADAMI, Jürgen HERRE, Andreas SILZLE, Christof FALLER, Markus SCHMIDT
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Publication number: 20250132090Abstract: A method for manufacturing an electronic device with an integrated permanent magnet for providing a magnetic field is disclosed. The method includes providing a first substrate and structuring a cavity into a first substrate surface. The permanent magnet integrated within the cavity is generated by introducing loose powder including magnetic material into the cavity and by subsequently agglomerating the powder to a mechanically firm magnetic body structure by means of atomic layer deposition. The method further includes providing a second substrate, wherein at least one electronic component is arranged on a first substrate surface of the second substrate, and aligning the two substrates with respect to each other so that the permanent magnet integrated into the first substrate functionally interacts with the electronic component arranged on the second substrate and provides a magnetic field for the electronic component.Type: ApplicationFiled: October 18, 2024Publication date: April 24, 2025Applicant: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.Inventors: Thomas LISEC, Björn GOJDKA
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Patent number: 12281724Abstract: A method for manufacturing at least one micromechanical device includes: providing a first and a separate second substrate, each having two surfaces spaced parallel to each other with a predetermined thickness; patterning a first trench structure into one of the two surfaces of the first substrate, and a second trench structure into one of the two surfaces of the second substrate; arranging the patterned surfaces of the two substrates with respect to each other such that a substrate stack with an upper and a lower surface is defined and the first and/or second trench structure forms at least one cavity therein; thinning the substrate stack from its upper and/or lower surface; exposing the at least one cavity by patterning a recess into the upper and/or lower surface of the substrate stack, wherein exposing the at least one cavity is performed after arranging the two substrates into the substrate stack. Further embodiments relate to a valve manufactured by means of the method and to a micromechanical pump.Type: GrantFiled: November 29, 2021Date of Patent: April 22, 2025Assignee: Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.Inventors: Henry Leistner, Martin Richter, Martin Wackerle, Juergen Kruckow
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Patent number: RE50418Abstract: A device and method for manipulating an audio signal includes a windower for generating a plurality of consecutive blocks of audio samples, the plurality of consecutive blocks including at least one padded block of audio samples, the padded block having padded values and audio signal values, a first converter for converting the padded block into a spectral representation having spectral values, a phase modifier for modifying phases of the spectral values to obtain a modified spectral representation and a second converter for converting the modified spectral representation into a modified time domain audio signal.Type: GrantFiled: June 28, 2022Date of Patent: May 6, 2025Assignee: Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.Inventors: Sascha Disch, Frederik Nagel, Max Neuendorf, Christian Helmrich, Dominik Zorn
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Patent number: RE50419Abstract: A device and method for manipulating an audio signal includes a windower for generating a plurality of consecutive blocks of audio samples, the plurality of consecutive blocks including at least one padded block of audio samples, the padded block having padded values and audio signal values, a first converter for converting the padded block into a spectral representation having spectral values, a phase modifier for modifying phases of the spectral values to obtain a modified spectral representation and a second converter for converting the modified spectral representation into a modified time domain audio signal.Type: GrantFiled: June 29, 2022Date of Patent: May 6, 2025Assignee: Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.Inventors: Sascha Disch, Frederik Nagel, Max Neuendorf, Christian Helmrich, Dominik Zorn