Patents by Inventor Raimo Bäcström

Raimo Bäcström 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).

  • Group communication device and method
    Patent number: 6757531
    Abstract: A method for voice based communication between a number of mobile terminals of a telecommunication network, the method comprising the steps of creating a group of said number of terminals and storing group information in each of the number of terminals, recording a voice message in one of the terminals of the group, dispatching the voice message to the terminals of the group from the one of the terminals, and receiving the voice message at at least all other terminals of the group. The step of creating a group of terminals further comprises the steps of coupling together a number of mobile terminals, initiating a group creation command from at least one of the terminals, sending predetermined information from terminal to terminal to each terminal of the number of terminals for forming a group information, and transmitting the group information to all of the terminals thus forming a group of the terminals.
    Type: Grant
    Filed: November 18, 1999
    Date of Patent: June 29, 2004
    Assignee: Nokia Corporation
    Inventors: Ville Haaramo, Turkka Keinonen, Panu Korhonen, Harri Wikberg, Johanna Fräki, Raimo Bäcström, Jyri Rauhala, Tatu Tahkokallio