Patents by Inventor Kari-Matti Varanki

Kari-Matti Varanki 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).

  • Multiple security level mobile telecommunications device system and method
    Patent number: 7835721
    Abstract: A method and apparatus for implementing at least first and second security levels in a mobile telecommunications device for use within a telecommunications network. The location of the mobile device is determined, and one of the first and second security levels is selected on the basis of that location. A security procedure is implemented within the mobile device on the basis of the selected security level.
    Type: Grant
    Filed: March 27, 2002
    Date of Patent: November 16, 2010
    Assignee: Nokia Corporation
    Inventors: Martti Tuulos, Kari-Matti Varanki
  • Traffic control in an IP based network
    Patent number: 7626932
    Abstract: According to the present invention, traffic control in an IP based network is provided. For this purpose, traffic situation in the network is measured, and the traffic flow is controlled on the basis of the measured traffic situation. Moreover, an operator may define rules for different measured situations, and the traffic flow is controlled on the basis of these rules.
    Type: Grant
    Filed: December 21, 2001
    Date of Patent: December 1, 2009
    Assignee: Nokia Corporation
    Inventors: Martti Tuulos, Kari-Matti Varanki, Ove Strandberg, Zhi-Chun Honkasalo, Erik Salo, Jussi Ruutu, Pertti Paski, Vilho Räisänen, Kari Niemelä, Ari Kynäslahti
  • Traffic control in an ip based network
    Publication number: 20050122900
    Abstract: According to the present invention, traffic control in an IP based network is provided. For this purpose, traffic situation in the network is measured, and the traffic flow is controlled on the basis of the measured traffic situation. Moreover, an operator may define rules for different measured situations, and the traffic flow is controlled on the basis of these rules.
    Type: Application
    Filed: December 21, 2001
    Publication date: June 9, 2005
    Inventors: Martti Tuulos, Kari-Matti Varanki, Ove Strandberg, Zhi-Chun Honkasalo, Erik Salo, Jussi Ruutu, Pertti Paski, Vilho Raisanen, Kari Niemela, Ari Kynaslahti