Patents by Inventor Heinz-Peter Keutmann

Heinz-Peter Keutmann 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 and devices for dialling services
    Patent number: 7324811
    Abstract: A method and devices for dialling services in a mobile telecommunication network include a set of stored character strings used for comparison with character strings entered by a subscriber to call a service is modified, if a mobile user equipment switches from or to a visited telecommunication network.
    Type: Grant
    Filed: May 7, 2004
    Date of Patent: January 29, 2008
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Martin Kaibel, Heinz-Peter Keutmann, Peter Kobriger
  • Location update procedure when roaming from a first communication service domain to a second communications service domain
    Patent number: 7099675
    Abstract: The invention relates to a location update procedure in a mobile communications system (150) having at least one first communications service domain (100) and at least one second communications service domain (110). The mobile subscriber (140) is allowed to register in said first communications service domain. A location update request is received at a network element (170) of the communications system, and a subscription restriction information is received at this network element, said subscription restriction information indicating, whether a roaming restriction for a roaming into the second communications service domain applies for the mobile subscriber. The subscription restriction information is evaluated, and the location update procedure is performed depending on the evaluation. The invention relates further to a corresponding network element (170), home subscriber data register (160), user equipment (140) and computer program.
    Type: Grant
    Filed: February 23, 2002
    Date of Patent: August 29, 2006
    Assignee: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Heinz-Peter Keutmann, Peter Kobriger
  • Method and devices for dialling services
    Publication number: 20040209603
    Abstract: The invention relates to a method and devices for dialling services in a mobile telecommunication network. A set of stored character strings used for comparison with character strings entered by a subscriber to call a service is modified, if a mobile user equipment switches from or to a visited telecommunication network.
    Type: Application
    Filed: May 7, 2004
    Publication date: October 21, 2004
    Applicant: Telefonaktiebolaget LM Ericsson (publ)
    Inventors: Martin Kaibel, Heinz-Peter Keutmann, Peter Kobriger
  • Method and devices for dialling services
    Patent number: 6757539
    Abstract: A method and devices for dialling services in a mobile telecommunication network include a set of stored character strings used for comparison with character strings entered by a subscriber to call a service is modified, if a mobile user equipment switches from or to a visited telecommunication network.
    Type: Grant
    Filed: November 29, 2000
    Date of Patent: June 29, 2004
    Assignee: Telefonaktiebolaget LM Ericsson
    Inventors: Martin Kaibel, Heinz-Peter Keutmann, Peter Kobriger
  • Location update procedure when roaming from a first communication service domain to a second communications service domain
    Publication number: 20040072578
    Abstract: The invention relates to a location update procedure in a mobile communications system (150) having at least one first communications service domain (100) and at least one second communications service domain (110). The mobile subscriber (140) is allowed to register in said first communications service domain. A location update request is received at a network element (170) of the communications system, and a subscription restriction information is received at this network element, said subscription restriction information indicating, whether a roaming restriction for a roaming into the second communications serice domain applies for the mobile subscriber. The subscription restriction information is evaluated, and the location update procedure is performed depending on the evaluation. The invention relates further to a corresponding network element (170), home subscriber data register (160), user equipment (140) and computer program.
    Type: Application
    Filed: August 14, 2003
    Publication date: April 15, 2004
    Inventors: Heinz-Peter Keutmann, Peter Kobriger
  • Method and devices for dialling services
    Publication number: 20010009854
    Abstract: The invention relates to a method and devices for dialling services in a mobile telecommunication network. A set of stored character strings used for comparison with character strings entered by a subscriber to call a service is modified, if a mobile user equipment switches from or to a visited telecommunication network.
    Type: Application
    Filed: November 29, 2000
    Publication date: July 26, 2001
    Inventors: Martin Kaibel, Heinz-Peter Keutmann, Peter Kobriger