Patents by Inventor Rita Leirich

Rita Leirich 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 ARRANGEMENT FOR AUTOMATICALLY UPDATING A WHITE LIST
    Publication number: 20100142512
    Abstract: The invention relates to a method and a system and devices for session control in a communications network, whereby subscriber-specific data (D) of a subscriber (B) called by a calling subscriber (A) for the purpose of call completion (C) are stored in a list (WL), associated with the subscriber (A) to be called, for administering subscriber-specific data (D) of trustworthy subscribers. The subscriber-specific data (D) concerning the called subscriber (B) are automatically stored in the list (WL).
    Type: Application
    Filed: July 31, 2006
    Publication date: June 10, 2010
    Applicant: Nokia Siemens Networks GmbH & Co. KG
    Inventors: Joachim Charzinski, Patrick Kleiner, Bernhard Kugle, Rita Leirich, Manuel Rieken
  • Method for negotiating bearer properties in ip networks
    Publication number: 20070121514
    Abstract: In one aspect, a method for negotiating bearer properties in a communication network providing a plurality of Media Gateway Controllers and a plurality of Media Gateways, in which bearer properties are maintained, and maintaining reference lists in the Media Gateway Controllers, the reference list comprising influenceable bearer properties is provided.
    Type: Application
    Filed: February 1, 2005
    Publication date: May 31, 2007
    Inventors: Peter Goldstein, Rudiger Kreuter, Rita Leirich, Egid Pichlmair, Bernd Siegwart
  • Method and device for codec negotiation
    Publication number: 20050091392
    Abstract: A method for codec negotiation between two gateway controllers, wherein the gateway controllers manage, in a link-independent manner, a codec list with codec types which are supported by the respective media gateway, thereby avoiding ultimate disconnection of a set-up link as a result of unsupported codecs.
    Type: Application
    Filed: December 12, 2002
    Publication date: April 28, 2005
    Inventors: Lothar Gesswein, Rudiger Kreuter, Rita Leirich, Bernd Siegwart