Patents by Inventor Tatu Dufva

Tatu Dufva 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).

  • Location services interworking with intelligent network
    Patent number: 8532669
    Abstract: The invention provides location information indicating the geographical location of a mobile station via a core net-work node serving the mobile station The method includes the steps of initiating a communication between the mobile station and the network by calculating the geographical location, supplying corresponding location information indicating the geographical location to the core network node, and subsequently routing the communication between the mobile station and the network.
    Type: Grant
    Filed: April 27, 2010
    Date of Patent: September 10, 2013
    Assignee: Nokia Corporation
    Inventors: Tatu Dufva, Janne Muhonen
  • Location services interworking with intelligent network
    Publication number: 20100210286
    Abstract: The invention provides location information indicating the geographical location of a mobile station via a core net-work node serving the mobile station The method includes the steps of initiating a communication between the mobile station and the network by calculating the geographical location, supplying corresponding location information indicating the geographical location to the core network node, and subsequently routing the communication between the mobile station and the network.
    Type: Application
    Filed: April 27, 2010
    Publication date: August 19, 2010
    Applicant: Nokia Corporation
    Inventors: Tatu Dufva, Janne Muhonen
  • Location services interworking with intelligent network
    Patent number: 7738885
    Abstract: The invention provides location information indicating the geographical location of a mobile station via a core network node serving the mobile station. The method includes the steps of initiating a communication between the mobile station and the network by calculating the geographical location, supplying corresponding location information indicating the geographical location to the core network node, and subsequently routing the communication between the mobile station and the network.
    Type: Grant
    Filed: June 21, 2001
    Date of Patent: June 15, 2010
    Assignee: Nokia Corporation
    Inventors: Tatu Dufva, Janne Muhonen
  • Location services interworking with intelligent network
    Publication number: 20040087315
    Abstract: The invention provides location information indicating the geographical location of a mobile station via a core net-work node serving the mobile station The method includes the steps of initiating a communication between the mobile station and the network by calculating the geographical location, supplying corresponding location information indicating the geographical location to the core network node, and subsequently routing the communication between the mobile station and the network.
    Type: Application
    Filed: April 25, 2003
    Publication date: May 6, 2004
    Inventors: Tatu Dufva, Janne Muhonen