Patents by Inventor Carlos Francisco Mendoza Lara

Carlos Francisco Mendoza Lara 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).

  • Sound processing apparatus utilizing an electroencephalography (EEG) signal
    Patent number: 11043210
    Abstract: There is provided a speech classification apparatus for hearing devices with electroencephalography, EEG, dependent sound processing, comprising a sound processing unit configured to capturing sound input signals from at least one external microphone and segmenting said captured sound input signals into segmented sound signals, a speech classification unit comprising a speech cepstrum calculation unit configured to calculate a speech cepstrum for each segmented sound signal, an EEG cepstrum calculation unit configured to calculate an EEG cepstrum for an EEG signal of a user's brain, a mapping unit configured to select a predetermined number of coefficients from each calculated sound cepstrum and from the calculated EEG cepstrum, and a correlation unit configured to calculate a correlation value for each captured sound input signal based on a correlation of the predetermined number of selected coefficients from the respective calculated sound cepstrum with the predetermined number of selected coefficients from
    Type: Grant
    Filed: June 14, 2019
    Date of Patent: June 22, 2021
    Assignee: OTICON A/S
    Inventors: Thomas Lunner, Carina Graversen, Emina Alickovic, Carlos Francisco Mendoza Lara, Andrew Segar
  • SOUND PROCESSING APPARATUS
    Publication number: 20200005770
    Abstract: There is provided a speech classification apparatus for hearing devices with electroencephalography, EEG, dependent sound processing, comprising a sound processing unit configured to capturing sound input signals from at least one external microphone and segmenting said captured sound input signals into segmented sound signals, a speech classification unit comprising a speech cepstrum calculation unit configured to calculate a speech cepstrum for each segmented sound signal, an EEG cepstrum calculation unit configured to calculate an EEG cepstrum for an EEG signal of a user's brain, a mapping unit configured to select a predetermined number of coefficients from each calculated sound cepstrum and from the calculated EEG cepstrum, and a correlation unit configured to calculate a correlation value for each captured sound input signal based on a correlation of the predetermined number of selected coefficients from the respective calculated sound cepstrum with the predetermined number of selected coefficients from
    Type: Application
    Filed: June 14, 2019
    Publication date: January 2, 2020
    Applicant: Oticon A/S
    Inventors: Thomas Lunner, Carina Graversen, Emina Alickovic, Carlos Francisco Mendoza Lara, Andrew Segar