Patents by Inventor Tapani Nevalainen

Tapani Nevalainen 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).

  • Seismocardiography
    Patent number: 10779770
    Abstract: According to an example aspect of the present invention, there is provided an apparatus comprising two charge amplifiers configured to receive input from an acceleration sensor and to each produce one first output signal, a differential amplifier configured to receive the first output signals and to amplify a difference between the first output signals to produce two second outputs signals.
    Type: Grant
    Filed: March 2, 2018
    Date of Patent: September 22, 2020
    Assignee: Suunto Oy
    Inventors: Tero Koivisto, Mikko Pänkäälä, Tapani Nevalainen, Kati Sairanen
  • Apparatus and method for heartbeat detection
    Patent number: 10750963
    Abstract: According to an example aspect of the present invention, there is provided an apparatus for heartbeat detection, comprising: means for forming a first amplified signal and a second amplified signal on the basis of an input signal representative of heartbeat, means for forming a third signal by inverting the second signal and adding a base voltage, and means for indicating an overlap of the first signal and the third signal.
    Type: Grant
    Filed: March 8, 2018
    Date of Patent: August 25, 2020
    Assignee: Suunto Oy
    Inventors: Tero Koivisto, Mikko Pänkäälä, Tapani Nevalainen
  • Apparatus and method for heartbeat detection
    Publication number: 20180256040
    Abstract: According to an example aspect of the present invention, there is provided an apparatus for heartbeat detection, comprising: means for forming a first amplified signal and a second amplified signal on the basis of an input signal representative of heartbeat, means for forming a third signal by inverting the second signal and adding a base voltage, and means for indicating an overlap of the first signal and the third signal.
    Type: Application
    Filed: March 8, 2018
    Publication date: September 13, 2018
    Inventors: Tero Koivisto, Mikko Pänkäälä, Tapani Nevalainen
  • Seismocardiography
    Publication number: 20180249962
    Abstract: According to an example aspect of the present invention, there is provided an apparatus comprising two charge amplifiers configured to receive input from an acceleration sensor and to each produce one first output signal, a differential amplifier configured to receive the first output signals and to amplify a difference between the first output signals to produce two second outputs signals.
    Type: Application
    Filed: March 2, 2018
    Publication date: September 6, 2018
    Inventors: Tero Koivisto, Mikko Pänkäälä, Tapani Nevalainen, Kati Sairanen