Patents by Inventor Karsten Bo Rasmussen

Karsten Bo Rasmussen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20190253813
    Abstract: A hearing device, e.g. a hearing aid, comprises a) a multitude of input transducers for providing respective electric input signals representing sound in an environment of the user; b) an output transducer for providing stimuli perceivable to the user as sound based on said electric input signals or a processed version thereof; c) an adaptive beamformer filtering unit connected to said input unit and to said output unit, and configured to provide a spatially filtered signal based on said multitude of electric input signals and adaptively updated beamformer weights; and d) a feedback estimation unit providing feedback estimates of current feedback paths from said output transducer to each of said input transducers. The hearing device is configured to provide that at least one of said adaptively updated beamformer weights of the adaptive beamformer filtering unit is/are updated in dependence of said feedback path estimates. The application further relates to a method of suppressing feedback.
    Type: Application
    Filed: February 8, 2019
    Publication date: August 15, 2019
    Applicant: Oticon A/S
    Inventors: Michael Syskind PEDERSEN, Svend Oscar PETERSEN, Meng GUO, Karsten Bo RASMUSSEN, Troels Holm PEDERSEN, Kenneth Rueskov MØLLER
  • Publication number: 20190181823
    Abstract: The invention relates to a hearing aid comprising a first microphone configured to receive a first acoustic signal and to convert the first acoustic signal to a first electrical audio signal, a speaker configured to emit an acoustic output signal into an ear of a user of the hearing aid device, a first analog-to-digital converter for converting the first electrical audio signal into a first time-domain input signal, a first input unit comprising a first analysis filter bank which is configured to convert the first time-domain input signal to a number NI,1 of first input frequency bands wherein the number NI,1 of first input frequency bands is determined by said first analysis filter bank, a first frequency band bundling and allocation unit which is configured to bundle adjacent first input frequency bands and to allocate first frequency bands to be processed to a number NP,1 of first processing channels, a memory unit which is configured to store data indicating which of the first NI,1 input frequency bands a
    Type: Application
    Filed: December 12, 2018
    Publication date: June 13, 2019
    Applicant: Oticon A/S
    Inventors: Michael Syskind PEDERSEN, Gary JONES, Søren Kamaric RIIS, Karsten Bo RASMUSSEN, Julian SKOVGAARD
  • Patent number: 10299049
    Abstract: A hearing device comprising a first and a second input sound transducers, a processing unit, and an output sound transducer. The first transducer is configured to be arranged in an ear canal or in the ear of the user, to receive acoustical sound signals from the environment and to generate first electrical acoustic signals from the received acoustical sound signals. The second transducer is configured to be arranged behind a pinna or on, behind or at the ear of the user, to receive acoustical sound signals from the environment and to generate second electrical acoustic signals from the received acoustical sound signals. The processing unit is configured to process the first and second electrical acoustic signals and apply a direction dependent gain. The output sound transducer is configured generate acoustical output sound signals in accordance with the applied direction dependent gain.
    Type: Grant
    Filed: November 9, 2017
    Date of Patent: May 21, 2019
    Assignee: OTICON A/S
    Inventors: Michael Syskind Pedersen, Thomas Kaulberg, Anders Thule, Steen Michael Munk, Karsten Bo Rasmussen
  • Patent number: 10284976
    Abstract: A hearing device configured to be worn in an ear canal, wherein the hearing device comprises a housing, a receiver, one or more microphones and a battery. The receiver is arranged in the housing in a manner in which the receiver at least partly extends outside of the housing, and a sealing element is configured to be arranged in the bony region of the ear canal.
    Type: Grant
    Filed: July 7, 2017
    Date of Patent: May 7, 2019
    Assignee: OTICON A/S
    Inventors: Karsten Bo Rasmussen, Dennis Presutti, Troels Holm Pedersen, Lars Steen Christensen, Kenneth Rueskov Møller
  • Patent number: 10264370
    Abstract: The application relates to a hearing device configured to be placed in the ear canal of a user, the hearing device comprising a forward path adapted for processing an input sound and providing an output sound representative of the input sound, the hearing device comprising an assembly comprising first and second modules adapted for being in mechanical contact with each other when the hearing device is operationally assembled to form a functional unit. The object of the present application is to provide a user friendly hearing device adapted for being located in an ear canal of the user.
    Type: Grant
    Filed: April 19, 2016
    Date of Patent: April 16, 2019
    Assignee: OTICON A/S
    Inventors: Thor Højlund Olsen, Povl Koch, Søren Stranne, Troels Holm Pedersen, Kåre Tais Christensen, Lars Lund Jørgensen, Jan Frantzen, Karsten Bo Rasmussen, Bent Severin
  • Publication number: 20190037321
    Abstract: A hearing aid device that is configured to be inserted into the bony region of an ear canal includes a receiver, a microphone, a processor for processing sound signals detected by the microphone, and a feedback suppressor for carrying out electronic feedback suppression by applying at least one of a frequency shift and a time delay to the sound signals detected by the microphone. The hearing aid device may be configured to carry out the electronic feedback suppression including at least one of the frequency shift and the time delay as function of the frequency of the detected sound signals.
    Type: Application
    Filed: October 4, 2018
    Publication date: January 31, 2019
    Applicant: Oticon A/S
    Inventor: Karsten Bo RASMUSSEN
  • Patent number: 10182298
    Abstract: The application relates to a hearing assistance device (HAD) comprising (a) an input transducer system comprising (a1) an audio input transducer (AIT), and (a2) a first supplementary input transducer (SIT1), (b) an output transducer (OT) for converting a processed output signal to a stimulus perceivable by said user as sound, and (c) a signal processing unit (SPU) operationally connected to said audio input transducer (AIT), to said first supplementary input transducer (SIT1), and to said output transducer (OT), said signal processing unit (SPU) being configured for processing said electric audio input signal, and said first supplementary electric input signal, and for providing said processed output signal. The audio input transducer (AIT) is adapted for being located in an ear of the user. In a NORMAL mode of operation, electric audio input signal is processed in the signal processing unit and the supplementary electric input signal(s) are used to control the processing.
    Type: Grant
    Filed: November 22, 2016
    Date of Patent: January 15, 2019
    Assignee: OTICFON A/S
    Inventors: Karsten Bo Rasmussen, Søren Stranne, Søren Laugesen
  • Patent number: 10136228
    Abstract: A hearing aid device that is configured to be inserted into the bony region of an ear canal includes a receiver, a microphone, a processor for processing sound signals detected by the microphone, and a feedback suppressor for carrying out electronic feedback suppression by applying at least one of a frequency shift and a time delay to the sound signals detected by the microphone. The hearing aid device may be configured to carry out the electronic feedback suppression including at least one of the frequency shift and the time delay as function of the frequency of the detected sound signals.
    Type: Grant
    Filed: April 13, 2016
    Date of Patent: November 20, 2018
    Assignee: OTICON A/S
    Inventor: Karsten Bo Rasmussen
  • Patent number: 10123133
    Abstract: A listening device processes an electric input sound signal and provides an output stimulus perceivable to a wearer of the listening device as sound, the listening device comprising a signal processing unit for processing an information signal originating from the electric input sound signal and to provide a processed output signal forming the basis for generating said output stimulus. A perception unit establishes a perception measure indicative of the wearer's present ability to perceive said information signal. A signal interface communicates the perception measure to another person or device.
    Type: Grant
    Filed: November 22, 2013
    Date of Patent: November 6, 2018
    Assignee: OTICON A/S
    Inventors: Niels Henrik Pontoppidan, Renskje K. Hietkamp, Lisbeth Dons Jensen, Thomas Lunner, Karsten Bo Rasmussen
  • Patent number: 9949045
    Abstract: According to an embodiment, a hearing aid comprising a custom-fit ear mold is disclosed. The custom fit ear mold includes a retention part comprising a structure adapted to lock anatomically with at least one point at a surface of the pinna and/or ear canal when the custom-fit earmold is positioned in the pinna and/or ear canal of the user. The at least one point represents at least one retention point selected from the plurality of retention possibility points (RPPs), wherein each RPP of the plurality of the RPPs comprises a point wherein a normal, at the RPP, to a tangent plane containing the RPP intersects at another point at surface of the pinna and/or ear canal such that the another point is proximal to a tympanic membrane of the user compared to position of the RPP relative to the tympanic membrane.
    Type: Grant
    Filed: August 13, 2015
    Date of Patent: April 17, 2018
    Assignees: BERNAFON AG, OTICON A/S
    Inventors: Gabriel Kure, Monika Bertges Reber, Karsten Bo Rasmussen
  • Patent number: 9936314
    Abstract: An insert for a hearing device is disclosed. The insert member is a flexible sealing part configured to be inserted into the ear canal of a hearing device user. The insert member comprises at least one through-going hole permeable for sound generated by the hearing device, the sound being transmitted through the insert member to an eardrum of the hearing device user or the at least one through-going hole being configured to allow an acoustically active part of the hearing device to be releasably fastened thereto. The insert member comprises a bag structure containing a non-hardened shapeable material and wherein an opening for receiving a hardening member is provided in the bag structure. The non-hardened shapeable material is configured to be hardened by means of a temperature increment and/or electromagnetic radiation, such as UV radiation or a chemical reaction.
    Type: Grant
    Filed: June 29, 2016
    Date of Patent: April 3, 2018
    Assignee: OTICON A/S
    Inventors: Karsten Bo Rasmussen, Bent Severin
  • Publication number: 20180070185
    Abstract: A hearing device comprising a first and a second input sound transducers, a processing unit, and an output sound transducer. The first transducer is configured to be arranged in an ear canal or in the ear of the user, to receive acoustical sound signals from the environment and to generate first electrical acoustic signals from the received acoustical sound signals. The second transducer is configured to be arranged behind a pinna or on, behind or at the ear of the user, to receive acoustical sound signals from the environment and to generate second electrical acoustic signals from the received acoustical sound signals. The processing unit is configured to process the first and second electrical acoustic signals and apply a direction dependent gain. The output sound transducer is configured generate acoustical output sound signals in accordance with the applied direction dependent gain.
    Type: Application
    Filed: November 9, 2017
    Publication date: March 8, 2018
    Applicant: OTICON A/S
    Inventors: Michael Syskind PEDERSEN, Thomas KAULBERG, Anders THULE, Steen Michael MUNK, Karsten Bo RASMUSSEN
  • Patent number: 9894448
    Abstract: A hearing aid device configured to be inserted into the ear canal of a hearing aid user. The hearing aid includes a receiver, a hearing instrument body, and a connection member extending between the hearing instrument body and the receiver. The connection member is a permanent part of the hearing aid device and the connection member has a stiffness that allows the receiver to be inserted into the ear canal by moving the hearing instrument body towards the eardrum. The connection member achieves a first stiffness sufficiently large to insert the hearing aid device into the ear canal and achieves a second significantly reduced stiffness which makes the hearing aid device comfortable to wear for the user.
    Type: Grant
    Filed: January 26, 2017
    Date of Patent: February 13, 2018
    Assignee: Oticon A/S
    Inventors: Karsten Bo Rasmussen, Povl Koch
  • Publication number: 20180020302
    Abstract: A hearing device configured to be worn in an ear canal, wherein the hearing device comprises a housing, a receiver, one or more microphones and a battery. The receiver is arranged in the housing in a manner in which the receiver at least partly extends outside of the housing, and a sealing element is configured to be arranged in the bony region of the ear canal.
    Type: Application
    Filed: July 7, 2017
    Publication date: January 18, 2018
    Applicant: Oticon A/S
    Inventors: Karsten Bo RASMUSSEN, Dennis PRESUTTI, Troels Holm PEDERSEN, Lars Steen CHRISTENSEN, Kenneth Rueskov MØLLER
  • Patent number: 9860653
    Abstract: A hearing aid device configured to be partly or fully inserted into the ear canal of a user is disclosed. The hearing aid device comprises a receiver (loudspeaker) adapted to generate and send an air-borne acoustic signal towards the eardrum when the hearing aid device is partly or fully inserted into the ear canal. The hearing aid device further comprises a microphone configured to receive acoustic signals. The hearing aid device comprises a processing unit configured to determine if the hearing aid device is positioned in a correct position in the ear canal on the basis of the acoustic signals received by the microphone.
    Type: Grant
    Filed: April 19, 2016
    Date of Patent: January 2, 2018
    Assignee: OTICON A/S
    Inventors: Thor Højlund Olsen, Povl Koch, Troels Holm Pedersen, Claus Nielsen, Søren Laugesen, Karsten Bo Rasmussen, Peter Sommer, Kåre Tais Christensen, Svend Oscar Petersen, Jørn Johansen, Bent Severin, Jan Frantzen, Lars Lund Jørgensen, Glenn Jensen, Anders Højsgaard Thomsen, Steen Michael Munk, Henrik Lodberg Olsen, Anders Hebsgaard, Vijay Kumar Bhat
  • Patent number: 9843873
    Abstract: A hearing device comprising a first and a second input sound transducers, a processing unit, and an output sound transducer. The first transducer is configured to be arranged in an ear canal or in the ear of the user, to receive acoustical sound signals from the environment and to generate first electrical acoustic signals from the received acoustical sound signals. The second transducer is configured to be arranged behind a pinna or on, behind or at the ear of the user, to receive acoustical sound signals from the environment and to generate second electrical acoustic signals from the received acoustical sound signals. The processing unit is configured to process the first and second electrical acoustic signals and apply a direction dependent gain. The output sound transducer is configured generate acoustical output sound signals in accordance with the applied direction dependent gain.
    Type: Grant
    Filed: September 15, 2016
    Date of Patent: December 12, 2017
    Assignee: OTICON A/S
    Inventors: Michael Syskind Pedersen, Thomas Kaulberg, Anders Thule, Steen Michael Munk, Karsten Bo Rasmussen
  • Publication number: 20170311097
    Abstract: The application relates to a hearing device, e.g. a hearing aid, comprising a first part for being inserted in an ear canal or fully or partially implanted in the head of a user, the first part comprising at least one electrode unit, termed a PR-electrode unit, for making contact to skin or tissue of a user when mounted or implanted in an operational condition, the at least one PR-electrode unit being configured to pick up a physiological response from the user, and wherein the at least one PR-electrode unit comprises an electrically conductive material, e.g. a shape memory alloy. The first part may comprise an implanted part, e.g. in combination with an external part adapted for being located in an ear canal, wherein both parts comprise one or more PR-electrode units. The invention may e.g. be used hearing aids, headsets, ear phones, active ear protection systems, or combinations thereof, e.g. to control processing of the hearing device or to monitor a condition of the user wearing the hearing device.
    Type: Application
    Filed: April 26, 2017
    Publication date: October 26, 2017
    Applicants: Oticon A/S, Oticon Medical A/S
    Inventors: Claus NIELSEN, Thomas LUNNER, Regin Kopp PEDERSEN, Carina GRAVERSEN, Dorothea WENDT, Karsten Bo RASMUSSEN, Eline Borch PETERSEN, Troels Holm PEDERSEN, Martin LINDEBJERG
  • Publication number: 20170208402
    Abstract: A hearing aid device configured to be inserted into the ear canal of a hearing aid user. The hearing aid includes a receiver, a hearing instrument body, and a connection member extending between the hearing instrument body and the receiver. The connection member is a permanent part of the hearing aid device and the connection member has a stiffness that allows the receiver to be inserted into the ear canal by moving the hearing instrument body towards the eardrum. The connection member achieves a first stiffness sufficiently large to insert the hearing aid device into the ear canal and achieves a second significantly reduced stiffness which makes the hearing aid device comfortable to wear for the user.
    Type: Application
    Filed: January 26, 2017
    Publication date: July 20, 2017
    Applicant: Oticon A/S
    Inventors: Karsten Bo RASMUSSEN, Povl KOCH
  • Publication number: 20170078803
    Abstract: The application relates to a hearing assistance device (HAD) comprising (a) an input transducer system comprising (a1) an audio input transducer (AIT), and (a2) a first supplementary input transducer (SIT1), (b) an output transducer (OT) for converting a processed output signal to a stimulus perceivable by said user as sound, and (c) a signal processing unit (SPU) operationally connected to said audio input transducer (AIT), to said first supplementary input transducer (SIT1), and to said output transducer (OT), said signal processing unit (SPU) being configured for processing said electric audio input signal, and said first supplementary electric input signal, and for providing said processed output signal. The audio input transducer (AIT) is adapted for being located in an ear of the user. In a NORMAL mode of operation, electric audio input signal is processed in the signal processing unit and the supplementary electric input signal(s) are used to control the processing.
    Type: Application
    Filed: November 22, 2016
    Publication date: March 16, 2017
    Inventors: Karsten Bo Rasmussen, Søren Stranne, Søren Laugesen
  • Publication number: 20170078805
    Abstract: A hearing device comprising a first and a second input sound transducers, a processing unit, and an output sound transducer. The first transducer is configured to be arranged in an ear canal or in the ear of the user, to receive acoustical sound signals from the environment and to generate first electrical acoustic signals from the received acoustical sound signals. The second transducer is configured to be arranged behind a pinna or on, behind or at the ear of the user, to receive acoustical sound signals from the environment and to generate second electrical acoustic signals from the received acoustical sound signals. The processing unit is configured to process the first and second electrical acoustic signals and apply a direction dependent gain. The output sound transducer is configured generate acoustical output sound signals in accordance with the applied direction dependent gain.
    Type: Application
    Filed: September 15, 2016
    Publication date: March 16, 2017
    Applicant: Oticon A/S
    Inventors: Michael Syskind PEDERSEN, Thomas KAULBERG, Anders THULE, Steen Michael MUNK, Karsten Bo RASMUSSEN