Patents by Inventor Allen P. Burkman

Allen P. Burkman 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).

  • Audio to video switchover in video conferencing
    Patent number: 5920693
    Abstract: The invention concerns placing an exploratory telephone call to a party, using a first telephone channel, in order to inquire whether the party wishes to hold a video conference. If the party does, the caller then actuates the invention, which establishes an initial video conference on a second data channel, without disrupting the existing telephone call. Then, after the video conference has been established, the exploratory telephone call is terminated, and the first channel is used to carry the video conference data, along with the second channel.
    Type: Grant
    Filed: September 30, 1997
    Date of Patent: July 6, 1999
    Assignee: NCR Corporation
    Inventors: Allen P. Burkman, Allison A. Carleton, Theresa M. Pommier, Paul A. Peterson, Shiv M. Seth
  • System for switching data connection to use first channel and second channel without substantial interruption of transfer of audio signals and image data between computers
    Patent number: 5717857
    Abstract: The invention concerns placing an exploratory telephone call to a party, using a first telephone channel, in order to inquire whether the party wishes to hold a video conference. If the party does, the caller then actuates the invention, which establishes an initial video conference on a second data channel, without disrupting the existing telephone call. Then, after the video conference has been established, the exploratory telephone call is terminated, and the first channel is used to carry the video conference data, along with the second channel.
    Type: Grant
    Filed: January 28, 1997
    Date of Patent: February 10, 1998
    Assignee: NCR Corporation
    Inventors: Allen P. Burkman, Allison A. Carleton, Theresa M. Pommier, Paul A. Peterson, Shiv M. Seth