Patents by Inventor Hans-Jürgen Hanisch

Hans-Jürgen Hanisch 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).

  • Signaling referring to setup of H.324 video telephone between media gateway and controller
    Patent number: 9614714
    Abstract: A video telecommunication connection is established via a landline telecommunications network and an IP multimedia subsystem telecommunications network using a media gateway control function of at least one Internet multimedia-media gateway device in the IP multimedia subsystem telecommunications network. An H.223 multiplex level usable for a telecommunication connection is exposed to an H.223 protocol negotiation, in carrying out an H.245 protocol negotiations for setting up the H.223 protocol negotiations connection for a telecommunication connection. A media gateway control function device is informed when the H.223 logic channels are open by H.245 signaling, thereby enabling the Internet multimedia-media gateway device of the IP multimedia subsystem telecommunications network to carry out at least part of the setup.
    Type: Grant
    Filed: September 8, 2006
    Date of Patent: April 4, 2017
    Assignee: SIEMENS AKTIENGESELLSCHAFT
    Inventors: Thomas Belling, Hans-Jürgen Hanisch, Franz Kalleitner, Norbert Seitter, Andreas Trapp