Patents by Inventor Petri P. Lamsa

Petri P. Lamsa 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).

  • Mobile terminal featuring smart card interrupt
    Patent number: 7344074
    Abstract: A method for activating a user interface of a mobile terminal or device having an ISO14443 smart card attached in a ISO7816 reader, where the mobile device monitors the state of the inactive ISO7816 interface, the ISO14443 smart card changes the state of one or more of the ISO7816 contacts when it needs user interaction during contactless communication, and when a state change occurs that did not originate in the mobile device, an interrupt is generated that communicates to the mobile device that smart card requires its services.
    Type: Grant
    Filed: April 8, 2002
    Date of Patent: March 18, 2008
    Assignee: Nokia Corporation
    Inventors: Panu S. Markkanen, Petri P. Lämsä
  • Mobile terminal featuring smart card interrupt
    Publication number: 20030189096
    Abstract: A method for activating a user interface of a mobile terminal or device having an ISO14443 smart card attached in a ISO7816 reader, where the mobile device monitors the state of the inactive ISO7816 interface, the ISO14443 smart card changes the state of one or more of the ISO7816 contacts when it needs user interaction during contactless communication, and when a state change occurs that did not originate in the mobile device, an interrupt is generated that communicates to the mobile device that smart card requires its services.
    Type: Application
    Filed: April 8, 2002
    Publication date: October 9, 2003
    Applicant: Nokia Corporation
    Inventors: Panu S. Markkanen, Petri P. Lamsa