Patents by Inventor Timo Hyyppa

Timo Hyyppa 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).

  • Generating asymmetric keys in a telecommunications system
    Patent number: 7424115
    Abstract: A method for creating a key pair in a telecommunications system comprises a user terminal and at least one network node serving the user terminal. In the method, upon a successful user authentication, a first seed value is composed in the user terminal and a second seed value is composed in the network node, such that the seed values are identical. Based on the seed values, respective public/private key pairs are generated, such that the generated public/private key pair in the user terminal and the generated public/private key pair in the network node are identical.
    Type: Grant
    Filed: May 2, 2003
    Date of Patent: September 9, 2008
    Assignee: Nokia Corporation
    Inventors: Timo Hyyppä, Kari Miettinen
  • Apparatus and method to provide mobile music appliance with subscription-based play-list service
    Publication number: 20060056324
    Abstract: Disclosed is a method to deliver a set of song-related information to a terminal associated with a subscriber of a content provisioning system. The method includes establishing a subscriber profile for specifying at least a frequency at which the content provisioning system is to download to the subscriber at least one list of content, in the preferred invention at least one list of songs, that is updated in accordance with at least one criterion. The method further downloads the at least one song list to the terminal at a time that is based on the subscriber profile. Also disclosed is a content provisioning system, a network server and a terminal that operate in accordance with the method.
    Type: Application
    Filed: September 10, 2004
    Publication date: March 16, 2006
    Inventors: Timo Hyyppa, Juha Salo, Toni Kopra, Mikko Makipaa, Jukka Nihtila, Oren Levine, Janne Aaltonen, Ari Pajusalo, Ahti Muhonen, Ari Hannikainen, Janne Antola
  • Generating asymmetric keys in a telecommunications system
    Publication number: 20040151317
    Abstract: A method for creating a key pair in a telecommunications system comprises a user terminal and at least one network node serving the user terminal. In the method, upon a successful user authentication, a first seed value is composed in the user terminal and a second seed value is composed in the network node, such that the seed values are identical. Based on the seed values, respective public/private key pairs are generated, such that the generated public/private key pair in the user terminal and the generated public/private key pair in the network node are identical.
    Type: Application
    Filed: May 2, 2003
    Publication date: August 5, 2004
    Inventors: Timo Hyyppa, Kari Miettinen