Patents by Inventor Rolf Kalland

Rolf Kalland 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).

  • Method, means and computer program product for controlling and/or restricting use of telecommunications connection
    Patent number: 7649840
    Abstract: The invention includes method for monitoring and/or limiting the use of a data communications connection subject to payment between IP clients in a packet-switched connection network, in which method the operator terminal, such as a SIP system, of the signalling channel of the connection station of the client is set to control a traffic limiter, such as a firewall in the operator's traffic-relaying system between the source terminal and the destination terminal. The invention also includes a system for limiting the use of a data communications connection subject to payment, between IP clients, in a packet-switched connection network and a computer software product for limiting the use of a data communications connection subject to payment, between IP clients, in a packet-switched connection network.
    Type: Grant
    Filed: July 4, 2003
    Date of Patent: January 19, 2010
    Assignee: Comptel Oyj
    Inventors: Rolf Kalland, Massimo Nardone
  • Method, means and computer program product for controlling and/or restricting use of telecommunications connection
    Publication number: 20060153160
    Abstract: This publication discloses a method for monitoring and/or limiting the use of a data communications connection subject to payment between IP clients in a packet-switched connection network (15), in which method the operator terminal (13), such as a SIP system, of the signalling channel of the connection station of the client is set to control a traffic limiter (16), such as a firewall in the operator's traffic-relaying system between the source terminal (11) and the destination terminal (12). The publication also discloses means for limiting the use of a data communications connection subject to payment, between IP clients, in a packet switched connection network (15) and a computer software product for limiting the use of a data communications connection subject to payment, between IP clients, in a packet-switched connection network (15).
    Type: Application
    Filed: July 4, 2003
    Publication date: July 13, 2006
    Applicant: COMPTEL OYJ
    Inventors: Rolf Kalland, Massimo Nardone