Patents Assigned to Fraunhofer-Gesellschaft zur Forderung der angewandten Forschung e.V.
  • Patent number: 11937068
    Abstract: An apparatus for reproducing a spatially extended sound source having a defined position and geometry in a space includes an interface for receiving a listener position; a projector for calculating a projection of a two-dimensional or three-dimensional hull associated with the spatially extended sound source onto a projection plane using the listener position, information on the geometry of the spatially extended sound source, and information on the position of the spatially extended sound source; a sound position calculator for calculating positions of at least two sound sources for the spatially extended sound source using the projection plane; and a renderer for rendering the at least two sound sources at the positions to obtain a reproduction of the spatially extended sound source having two or more output signals, wherein the renderer is configured to use different sound signals for the different positions.
    Type: Grant
    Filed: May 27, 2021
    Date of Patent: March 19, 2024
    Assignee: FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
    Inventors: Jürgen Herre, Emanuel Habets, Sebastian Schlecht, Alexander Adami
  • Patent number: 11929089
    Abstract: An apparatus for processing a multichannel audio signal has a plurality of channel signals. The apparatus performs a time scale modulation of the multichannel audio signal and has a phase adaptor and a separator. The phase adaptor provides a processed signal by modifying a phase of a signal based on a combination of the channel signals. The separator provides separated signals based on the processed signal. A corresponding method is provided.
    Type: Grant
    Filed: October 31, 2018
    Date of Patent: March 12, 2024
    Assignee: FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
    Inventors: Christian Uhle, Michael Kratz, Paul Klose, Timothy Leonard, André Luvizotto, Sebastian Scharrer
  • Patent number: 11929084
    Abstract: An audio encoder for encoding an audio signal has: a first encoding processor for encoding a first audio signal portion in a frequency domain, having: a time frequency converter for converting the first audio signal portion into a frequency domain representation; an analyzer for analyzing the frequency domain representation to determine first spectral portions to be encoded with a first spectral resolution and second regions to be encoded with a second resolution; and a spectral encoder for encoding the first spectral portions with the first spectral resolution and encoding the second portions with the second resolution; a second encoding processor for encoding a second different audio signal portion in the time domain; a controller for analyzing and determining, which portion of the audio signal is the first audio signal portion encoded in the frequency domain and which portion is the second audio signal portion encoded in the time domain; and an encoded signal former for forming an encoded audio signal havi
    Type: Grant
    Filed: January 23, 2023
    Date of Patent: March 12, 2024
    Assignee: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
    Inventors: Sascha Disch, Martin Dietz, Markus Multrus, Guillaume Fuchs, Emmanuel Ravelli, Matthias Neusinger, Markus Schnell, Benjamin Schubert, Bernhard Grill
  • Patent number: 11922330
    Abstract: An apparatus for estimating a physical state of a movable object includes a processor receiving or determining a probability mass function including probabilities for each of a first group of at least two movement classes, wherein the movement models of the first group being determined using sensor data from the inertial measurement unit. The processor receives at least one additional probability mass function associated with a second group of at least two movement classes, wherein the additional probability mass function has been obtained using additional information different from the sensor data.
    Type: Grant
    Filed: August 11, 2020
    Date of Patent: March 5, 2024
    Assignee: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
    Inventors: Norbert Franke, Sebastian Kram, Christian Nickel, Jochen Seitz, Mohammad Alawieh
  • Patent number: 11923881
    Abstract: A data receiver is configured to receive a signal, the signal comprising interferences of an interference-infested transmission channel, the data receiver being configured to form a histogram of receive information of a signal portion of the received signal and to determine mean receive information and/or a noise measure from the histogram.
    Type: Grant
    Filed: October 20, 2020
    Date of Patent: March 5, 2024
    Assignee: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
    Inventors: Gerd Kilian, Josef Bernhard, Karol Bieg, Eberhard Gamm, Clemens Korn, Jakob Kneissl, Frank Obernosterer, Raimund Meyer
  • Patent number: 11918979
    Abstract: The invention relates to a method for activating a photocatalytically active, for example titanium-dioxide-containing, outer layer (13; 23) deposited on a composite, by means of at least one element (14; 24) generating a radiation, for example for generating ultraviolet radiation. The following method steps are comprised here: •a) forming the at least one radiation-generating first element (14; 24) within the composite; •b) forming at least one sensor (16; 26) within the composite; •c) recording an actual value of a physical variable characterizing luminous radiation by means of the at least one sensor (16; 26), wherein the luminous radiation is emitted by a light-generating second element (15; 25); •d) comparing the recorded actual value with a first threshold value within an evaluation device and switching on the at least one radiation-generating first element (14; 24) if the actual value is below or above the first threshold value.
    Type: Grant
    Filed: July 25, 2019
    Date of Patent: March 5, 2024
    Assignee: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
    Inventors: Gaby Gotzmann, Uwe Vogel, Daniel Glöss, Jessy Schönfelder, Philipp Wartenberg
  • Patent number: 11920561
    Abstract: The invention relates to a device for monitoring mechanical connection points in an installation, in particular in a wind turbine, having: at least one optical imaging device, which is designed to digitally capture optical images of one or more connection points repeatedly, in particular regularly or continuously; and a comparison device for comparing images with reference images or for comparing parameters of the images with reference parameters and for generating an error signal relating to the connection point reproduced in an image as soon as the deviations of the image from a reference image or of a parameter from a reference parameter exceed a specified threshold during imaging. Monitoring of mechanical connection points can thus be automated and systematised, and maintenance costs can be reduced. Operation of the monitored installation is also made safer.
    Type: Grant
    Filed: August 7, 2017
    Date of Patent: March 5, 2024
    Assignee: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
    Inventors: Arne Bartschat, Matthias Stammler
  • Patent number: 11919206
    Abstract: A matrix for the cultivation of biological cells and differentiation into neuronal cells consists of a polymer base body having a structured surface with a microstructure and a nanostructure embedded therein.
    Type: Grant
    Filed: March 15, 2018
    Date of Patent: March 5, 2024
    Assignee: FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
    Inventors: Angela Gutermuth, Christoph Baum
  • Patent number: 11922957
    Abstract: A method is described which decodes a downmix matrix for mapping a plurality of input channels of audio content to a plurality of output channels, the input and output channels being associated with respective speakers at predetermined positions relative to a listener position, wherein the downmix matrix is encoded by exploiting the symmetry of speaker pairs of the plurality of input channels and the symmetry of speaker pairs of the plurality of output channels. Encoded information representing the encoded downmix matrix is received and decoded for obtaining the decoded downmix matrix.
    Type: Grant
    Filed: June 15, 2022
    Date of Patent: March 5, 2024
    Assignee: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
    Inventors: Florin Ghido, Achim Kuntz, Bernhard Grill
  • Patent number: 11924395
    Abstract: An inventive device includes a multi-aperture imaging device having an image sensor; an array of adjacently arranged optical channels, each optical channel including optics for projecting at least one partial field of view of a total field of view on an image sensor area of the image sensor, a beam deflector for deflecting a beam path of the optical channels, and focusing means for setting a focal position of the multi-aperture imaging device.
    Type: Grant
    Filed: June 21, 2021
    Date of Patent: March 5, 2024
    Assignee: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
    Inventors: Frank Wippermann, Jacques Duparré
  • Patent number: 11921108
    Abstract: A method for determining an amount of functional albumin includes providing a test sample containing a defined amount of albumin of unknown binding capacity and a reference sample containing the same defined amount of albumin having a reference binding capacity, incubating the test and reference samples with a defined amount of at least one albumin-binding marker M under conditions that allow formation of complexes of the at least one albumin-binding marker M and albumin (M:A), removing the complexes, detecting a presence or an amount of unbound marker M in the samples after removal of the complex (M:A) through a first and a second test strips that allow for a determination of an amount of unbound marker M, and determining the amount of functional albumin based on the presence or the amount detected of marker M.
    Type: Grant
    Filed: February 8, 2022
    Date of Patent: March 5, 2024
    Assignee: FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
    Inventors: Sebastian Klammt, Steffen Mitzner, Jan Stange, Emil Reisinger
  • Publication number: 20240073896
    Abstract: Methods and apparatuses for enhancing the reliability and performance of the PDCCH in a wireless network. The method performed by a UE comprises: receiving a configuration of search space sets for the PDCCH, each search space set comprises a number of PDCCH candidates made up of a number of resource elements; monitoring for DCIs of a specific format as indicated in the configured PDCCH candidates; wherein a configuration an indication of an association of the search space sets with a search space set pool is provided to the UE, and at least two PDCCH candidates from the search space sets are associated with the same DCI content, or an association of two or more TCI states with a single CORESET is obtained from the network node; and applying the configuration(s) or indication of the association for receiving one or more PDCCH(s) on the search space sets.
    Type: Application
    Filed: October 16, 2023
    Publication date: February 29, 2024
    Applicant: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
    Inventors: Marcus Grossmann, Markus Landmann, Sutharshun Varatharaajan
  • Patent number: 11915712
    Abstract: An audio encoder for encoding an audio signal includes: a first encoding processor for encoding a first audio signal portion in a frequency domain, wherein the first encoding processor includes: a time frequency converter for converting the first audio signal portion into a frequency domain representation having spectral lines up to a maximum frequency of the first audio signal portion; a spectral encoder for encoding the frequency domain representation; a second encoding processor for encoding a second different audio signal portion in the time domain; a cross-processor for calculating, from the encoded spectral representation of the first audio signal portion, initialization data of the second encoding processor, so that the second encoding processing is initialized to encode the second audio signal portion immediately following the first audio signal portion in time in the audio signal; a controller configured for analyzing the audio signal and for determining, which portion of the audio signal is the firs
    Type: Grant
    Filed: November 1, 2021
    Date of Patent: February 27, 2024
    Assignee: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
    Inventors: Sascha Disch, Martin Dietz, Markus Multrus, Guillaume Fuchs, Emmanuel Ravelli, Matthias Neusinger, Markus Schnell, Benjamin Schubert, Bernhard Grill
  • Patent number: 11917220
    Abstract: A section-specific video data stream is derived by reducing a video data stream pertaining an entire scene with conservation of conformance by use of a file format and incorporating slices into which tiles of a set of tiles are encoded which forms the section, are incorporated into a set of one or more source tracks and a set of one or more gathering tracks including construction instructions is used in order to indicate a synthesis of the section-specific video data stream by signaling replacements of certain portions of the slices and instructing to copy certain portions of the slices. Further, there is described a concept pertaining an indication of a position of a region of interest.
    Type: Grant
    Filed: August 25, 2021
    Date of Patent: February 27, 2024
    Assignee: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
    Inventors: Robert Skupin, Yago Sánchez, Thomas Schierl, Cornelius Hellge, Karsten Grüneberg
  • Publication number: 20240062995
    Abstract: A hollow cathode system generates a plasma. The system includes an anode device, a power supply for applying an electric current between a cathode tube and the anode device, and at least one gas reservoir for supplying the gas flowing through the cathode tube are used, in which at least two cathode tubes are used that are electrically connected to one another, and in which each cathode tube has a separate actuator with which the amount of gas flowing through the respective cathode tube is set.
    Type: Application
    Filed: October 27, 2023
    Publication date: February 22, 2024
    Applicant: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
    Inventors: Henrik Flaske, Meyer Björn, Mattausch Gösta, Stefan Weiss, Volker Kirchhoff, Burkhard Zimmermann, Rainer Labitzke, Jörg Kubusch
  • Patent number: 11909957
    Abstract: A video decoder (151) for decoding an encoded video signal comprising encoded picture data to reconstruct a plurality of pictures of a video sequence of a video. The video decoder (151) comprises an input interface (160) configured for receiving the encoded video signal comprising the encoded picture data. Moreover, the video decoder (151) comprises a data decoder (170) configured for reconstructing the plurality of pictures of the video sequence depending on the encoded picture data. Moreover, further video decoders, video encoders, systems, methods for encoding and decoding, computer programs and encoded video signals according to embodiments are provided.
    Type: Grant
    Filed: September 24, 2020
    Date of Patent: February 20, 2024
    Assignee: FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
    Inventors: Yago Sánchez De La Fuente, Karsten Sühring, Cornelius Hellge, Thomas Schierl, Robert Skupin, Thomas Wiegand
  • Patent number: 11908484
    Abstract: An apparatus for generating an enhanced signal from an input signal, wherein the enhanced signal has spectral values for an enhancement spectral region, the spectral values for the enhancement spectral regions not being contained in the input signal, includes a mapper for mapping a source spectral region of the input signal to a target region in the enhancement spectral region, the source spectral region including a noise-filling region; and a noise filler configured for generating first noise values for the noise-filling region in the source spectral region of the input signal and for generating second noise values for a noise region in the target region, wherein the second noise values are decorrelated from the first noise values or for generating second noise values for a noise region in the target region, wherein the second noise values are decorrelated from first noise values in the source region.
    Type: Grant
    Filed: January 19, 2022
    Date of Patent: February 20, 2024
    Assignee: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
    Inventors: Sascha Disch, Ralf Geiger, Andreas Niedermeier, Matthias Neusinger, Konstantin Schmidt, Stephan Wilde, Benjamin Schubert, Christian Neukam
  • Patent number: 11907683
    Abstract: A method for generating a random number comprises selecting a group of at least two servers within a network; receiving a server specific string from at least two servers of the group; and using the server specific strings to generate the random number.
    Type: Grant
    Filed: October 23, 2019
    Date of Patent: February 20, 2024
    Assignee: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
    Inventors: Haya Shulman, Michael Waidner
  • Patent number: 11906292
    Abstract: An example of a method for time-resolved calculation of a deformation of a body comprises calculating (110) a model of the body during the deformation. The method further comprises calculating (120) a predicted X-ray image for the body for a plurality of time points during the deformation based on the model. The method further comprises obtaining (130) one measured X-ray image of the body each for the time points during the deformation. The method further comprises modifying (140) the model based on the predicted X-ray images and the measured X-ray images.
    Type: Grant
    Filed: April 8, 2020
    Date of Patent: February 20, 2024
    Assignee: Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
    Inventors: Stefan Hiermaier, Randolf Hanke, Siegfried Nau, Stefan Moser, Norman Uhlmann, Jens Fritsch, Malte Kurfiss, Rolf Behrend, Ines Butz
  • Publication number: 20240050247
    Abstract: In the stent for use in the interventional treatment of vascular diseases and in vascular surgery, there is a tubular support structure formed with struts made of a first bioresorbable metallic material that are joined to one another at selective points. The surface of the struts is fully covered by a coating made with a second bioresorbable metallic material. The second metallic material has a lower dissolution rate in the implanted state under physiological conditions in the course of bioresorption, and has a more positive electrode potential compared to the first metallic material.
    Type: Application
    Filed: December 14, 2021
    Publication date: February 15, 2024
    Applicant: Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V.
    Inventors: Christian Redlich, Georg Pohle, Peter Quadbeck