Patents by Inventor Preben Kidmose

Preben Kidmose 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: 20190282119
    Abstract: An ear device for arrangement at an ear of a person and provided with at least two electrodes for having skin contact and detecting a bioelectrical signal when in use, the ear device includes a deformable ear canal part adapted to be arranged in an ear canal of the person, and an external ear part adapted to be arranged at the ear external to the ear canal and being provided with at least one external ear electrode for detecting a bioelectrical signal, the external ear part includes at least one bendable arm which is connected to the ear canal part and is adapted to exert a pressure such that the at least one external ear electrode is pressed against the skin when in use.
    Type: Application
    Filed: June 4, 2019
    Publication date: September 19, 2019
    Applicant: T&W Engineering A/S
    Inventors: Mikael ANDERSEN, Mike Lind RANK, Hans Olaf TOFT, Preben KIDMOSE, Simon Lind KAPPEL
  • Patent number: 10413208
    Abstract: An EEG monitoring system (2) adapted to be carried continuously by a person to be monitored comprises electrodes for measuring at least one EEG signal from the person carrying the EEG monitoring system (2). The system also comprises signal processing means adapted to receive, process and analyze the EEG signal. Furthermore the system comprises data logging means adapted to log data relating to said EEG signal and a memory for storing said data relating to said EEG signal. A method of using the monitoring system is also provided.
    Type: Grant
    Filed: December 22, 2011
    Date of Patent: September 17, 2019
    Assignee: Widex A/S
    Inventors: Preben Kidmose, Soren Erik Westermann
  • Patent number: 10285615
    Abstract: A personal wearable EEG monitor (1) is adapted to be carried at the head of a person. The EEG monitor comprises an EEG sensor part having skin surface electrodes (3) for measuring EEG signals from said person. The EEG monitor comprises an EEG signal analyzer (5, 5?) adapted for monitoring and analyzing the EEG signal. The EEG monitor (1) performs at least one of the following: providing a stimulus to the person, requesting the person to perform a stimuli creating act, or identifying a stimuli creating ambient sound. The EEG monitor comprises means for identifying an induced response from the EEG signal caused by the stimuli, and a classifier for deciding whether the skin surface electrodes receive EEG signals. The invention further provides a method of monitoring EEG signals of a person.
    Type: Grant
    Filed: March 18, 2013
    Date of Patent: May 14, 2019
    Assignee: WIDEX A/S
    Inventors: Preben Kidmose, Michael Ungstrup, Mike Lind Rank
  • Publication number: 20190117105
    Abstract: A system for bi-hemispheric brain wave measurements including a first device and a second device, wherein at least said first device is adapted to be worn in or at a first ear of a person subject to the measurements and wherein the first and second device exchange data using at least one wireless link configured to allow first digital data at least derived from first brain wave measurements from the first device to be compared with second digital data at least derived from second brain wave measurements from the second device. The invention also provides a method for measuring a bi-hemispherical brain wave signal.
    Type: Application
    Filed: December 14, 2018
    Publication date: April 25, 2019
    Applicant: Widex A/S
    Inventors: Soren Erik WESTERMANN, Preben KIDMOSE, Mike Lind RANK, Michael UNGSTRUP
  • Patent number: 10178952
    Abstract: A system (100) for bi-hemispheric brain wave measurements including a first device (102) and a second device (103), wherein at least said first device (102) is adapted to be worn in or at a first ear of a person subject to the measurements and wherein the first (102) and second (103) device exchange data using a wireless link (104). The invention also provides a method for measuring a bi-hemispherical brain wave signal.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: January 15, 2019
    Assignee: Widex A/S
    Inventors: Soren Erik Westermann, Preben Kidmose, Mike Lind Rank, Michael Ungstrup
  • Publication number: 20180177421
    Abstract: A wearable EEG monitor for continuously monitoring the EEG of a user through capacitive coupling to an ear canal of a user includes an ear insert (1) for positioning within the human ear canal, having at least two capacitive electrodes (16) for recording a signal. The electrodes are coated with a dielectricum for electrical insulation. The electrodes are connected to an amplifier (17). The amplifier has an input impedance matched to the impedance of the electrodes. The invention further provides a method of monitoring brain waves.
    Type: Application
    Filed: February 7, 2018
    Publication date: June 28, 2018
    Applicant: WIDEX A/S
    Inventors: Soren KILSGAARD, Mike Lind RANK, Michael UNGSTRUP, Morten Holm JENSEN, Preben KIDMOSE
  • Patent number: 9918650
    Abstract: A wearable EEG monitor for continuously monitoring the EEG of a user through capacitive coupling to an ear canal of a user comprises an ear insert (1) for positioning within the human ear canal, comprising at least two capacitive electrodes (16) for recording a signal. The electrodes are coated with a dielectricum for electrical insulation. The electrodes are connected to an amplifier (17). The amplifier has an input impedance matched to the impedance of the electrodes. The invention further provides a method of monitoring brain waves.
    Type: Grant
    Filed: February 24, 2014
    Date of Patent: March 20, 2018
    Assignee: WIDEX A/S
    Inventors: Soren Kilsgaard, Mike Lind Rank, Michael Ungstrup, Morten Holm Jensen, Preben Kidmose
  • Patent number: 9808199
    Abstract: A personal wearable EEG monitor comprises a base part (1) having signal processing means (23), and an electrode part (2) with at least two electrodes (11, 12) for measuring an EEG signal of a person. The electrode part (2) comprises means for converting the EEG signal into a digital signal. The EEG monitor comprises a databus for transferring data between the base part (1) and the electrode part (2) and for providing power from one part to the other. The databus is adapted for application of two electrical wires. The invention further provides a method for communicating between two parts of an EEG monitor.
    Type: Grant
    Filed: August 17, 2012
    Date of Patent: November 7, 2017
    Assignee: Widex A/S
    Inventors: Soren Kilsgaard, Preben Kidmose, Mike Lind Rank
  • Patent number: 9782103
    Abstract: A portable monitoring device comprises a hearing aid having a housing, a microphone (24), an acoustic signal processing means (43), and an acoustic output transducer (33). The portable monitoring device further comprises an EEG monitoring system arranged at least partly in said housing, and comprising a measuring unit (3) having electrodes (12) arranged external to the housing. The EEG monitoring system comprises a processing unit (42) for analyzing the EEG signal for identifying or predicting specific biological incidences, such as a seizure, in said person, decision means for deciding, based on said analyzed EEG signal, when an alarm or information must be provided to said person, and means for providing said alarm or information through said output transducer (33). The invention further provides a method of monitoring an EEG signal of a hearing impaired person.
    Type: Grant
    Filed: March 23, 2012
    Date of Patent: October 10, 2017
    Assignee: Widex A/S
    Inventors: Preben Kidmose, Soren Erik Westermann
  • Publication number: 20170281037
    Abstract: An active electrode has an electrode for sensing an electric potential and generating an input signal, and a shield placed near the electrode but being electric insulated from the electrode. An integrated amplifier (10) has an input connected to the at least one electrode for receiving the input signal, and providing a buffered path outputting a buffered output signal. The shield being connected to the output of the integrated amplifier to actively drive the electrical potential of the shield, thereby providing an active shielding of the electrode. The buffered path includes a first mixer (11) in front of the integrated amplifier for frequency shifting the input signal from a basic frequency range to a higher frequency range, and a second mixer (12) on the output of the integrated amplifier for frequency shifting the amplified signal from the higher frequency range back to the basic frequency range. The active electrode may be used for recording EEG signals.
    Type: Application
    Filed: June 19, 2017
    Publication date: October 5, 2017
    Applicant: T&W Engineering A/S
    Inventors: Preben KIDMOSE, Xiong ZHOU, Soren KILSGAARD, Qiang LI
  • Publication number: 20160310028
    Abstract: An ear plug (200), and a method of producing an ear plug, which includes a shell (206) with at least one electrode (201-205) adapted for measuring brain wave signals, the electrode (201-205) being connected to a processor for processing the measured signals, wherein the contours of the outer surface of the ear plug (200) and the electrode (201-205) are individually matched to at least part of the ear canal and the concha of the user.
    Type: Application
    Filed: July 5, 2016
    Publication date: October 27, 2016
    Applicant: Widex A/S
    Inventors: Preben KIDMOSE, Michael UNGSTRUP
  • Patent number: 9408552
    Abstract: An ear plug (200) comprises a shell (206) with at least two electrodes (201-205) adapted for measuring brain wave signals, said electrodes (201-205) being connected with means for processing the measured signals, wherein the contours of the outer surface of the ear plug (200) and the electrodes (201-205) are individually matched to at least part of the ear canal and the concha of the user. The invention further provides a method for producing an ear plug.
    Type: Grant
    Filed: December 29, 2011
    Date of Patent: August 9, 2016
    Assignee: Widex A/S
    Inventors: Preben Kidmose, Michael Ungstrup
  • Patent number: 9344812
    Abstract: A portable electronic device (100) comprises a fuel cell (101) and a boost converter (102), wherein said boost converter (102) is adapted for boosting the fuel cell voltage to a level suitable to power the portable electronic device (100) and wherein said boost converter (102) is powered by said fuel cell (101). The invention also provides a method of operating a portable electronic device.
    Type: Grant
    Filed: December 16, 2011
    Date of Patent: May 17, 2016
    Assignee: TEKNOLOGISK INSTITUT
    Inventors: Klaus Krogsgaard, Torsten Lund-Olesen, Christian Kallesoee, Jan Harry Hales, Leif Hoejslet Christensen, Preben Kidmose
  • Patent number: 9232323
    Abstract: A hearing aid comprising a time domain codec. The codec comprises a decoder adapted to generate a decoded output signal based on an input quantization index and an encoder for generating an output quantization index based on an input signal, said encoder comprising said decoder and a predictor receiving an excitation signal derived from said decoder output signal and outputting a prediction signal. The output quantization index is determined by repeated decoding of the quantization indices in order to minimize the error between the input signal and the prediction signal, and the predictor uses a recursive autocorrelation estimate for the error minimization. The invention further provides a method of encoding an audio signal.
    Type: Grant
    Filed: March 26, 2012
    Date of Patent: January 5, 2016
    Assignee: Widex A/S
    Inventors: Mike Lind Rank, Preben Kidmose, Michael Ungstrup, Morten Holm Jensen
  • Patent number: 9025800
    Abstract: A hearing aid comprises an amplifier (303, 309, 317), an input transducer (301), an output transducer (824) and a signal processing device (825). The amplifier (303, 309, 317) and the signal processing device (825) are connected. The hearing aid further comprises at least two electrodes (201-205) adapted for detecting electrical signals such as brain waves, the at least two electrodes (201-205) being connected to a differential amplifier (303, 309, 317), which in turn is connected to the signal processing device, and means for modifying the operation of said hearing aid in dependence of the detected signals. The invention further provides a method for adaptation of a hearing aid.
    Type: Grant
    Filed: January 12, 2012
    Date of Patent: May 5, 2015
    Assignee: Widex A/S
    Inventors: Preben Kidmose, Danilo P. Mandic, Michael Ungstrup, David Looney, Cheolsoo Park, Mike Lind Rank
  • Patent number: 9014379
    Abstract: In a method of initializing a binaural hearing aid system (1) both ipse- and contra-lateral individualized adjustment data are stored in both hearing aids of the binaural hearing aid system for transmission between the hearing aids. This provides an easy backup of the data. The invention further provides a hearing aid having means adapted for performing such a method.
    Type: Grant
    Filed: December 16, 2011
    Date of Patent: April 21, 2015
    Assignee: Widex A/S
    Inventors: Mike Lind Rank, Preben Kidmose
  • Patent number: 8923542
    Abstract: A hearing aid comprises a power supply, a microphone and a base part to be arranged outside the ear canal of a hearing aid user, and an ear plug part to be arranged in the ear canal of a hearing aid user. The ear plug part comprises a receiver for transmitting sound into the ear canal, and a transducer generating a signal to be transferred to said base part. A databus connects the ear plug part with the base part. The databus comprises two electrical wires adapted for transmission of signal to the receiver, and for transmission of signal from the transducer to the base part. The databus provides power supply either from the base part to the ear plug part, or, from the ear plug part to the base part. The invention further provides a method for communicating between two parts of a hearing aid.
    Type: Grant
    Filed: August 17, 2012
    Date of Patent: December 30, 2014
    Assignee: Widex A/S
    Inventors: Soren Kilsgaard, Preben Kidmose, Mike Lind Rank
  • Patent number: 8884767
    Abstract: A method of alerting a person using an EEG assembly (201) comprises the steps of automatically alerting said person of an incidence, manipulating an external device for establishing a wireless connection between the EEG assembly (201) and the external device (202), wirelessly transmitting from the EEG assembly (201) and to the external device (202) a data message holding information identifying the incidence that triggered the alert of the person carrying the EEG assembly, and providing information related to the incidence that triggered the alert of said person using presentation means in the external device (202). The invention also relates to an apparatus operating according to the method.
    Type: Grant
    Filed: May 25, 2012
    Date of Patent: November 11, 2014
    Assignee: Widex A/S
    Inventor: Preben Kidmose
  • Publication number: 20140233776
    Abstract: A portable electronic device (100) comprises a fuel cell (101) and a boost converter (102), wherein said boost converter (102) is adapted for boosting the fuel cell voltage to a level suitable to power the portable electronic device (100) and wherein said boost converter (102) is powered by said fuel cell (101). The invention also provides a method of operating a portable electronic device.
    Type: Application
    Filed: December 16, 2011
    Publication date: August 21, 2014
    Applicant: TEKNOLOGISK INSTITUT
    Inventors: Klaus Krogsgaard, Torsten Lund-Olesen, Christian Kallesoee, Jan Harry Hales, Leif Hoejslet Christensen, Preben Kidmose
  • Publication number: 20140171775
    Abstract: A wearable EEG monitor for continuously monitoring the EEG of a user through capacitive coupling to an ear canal of a user comprises an ear insert (1) for positioning within the human ear canal, comprising at least two capacitive electrodes (16) for recording a signal. The electrodes are coated with a dielectricum for electrical insulation. The electrodes are connected to an amplifier (17). The amplifier has an input impedance matched to the impedance of the electrodes. The invention further provides a method of monitoring brain waves.
    Type: Application
    Filed: February 24, 2014
    Publication date: June 19, 2014
    Applicant: WIDEX A/S
    Inventors: Soren KILSGAARD, Mike Lind RANK, Michael UNGSTRUP, Morten Holm JENSEN, Preben KIDMOSE