Patents by Inventor Keith M Lundberg

Keith M Lundberg 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).

  • System and method for gain control of audio sample packets
    Patent number: 7145883
    Abstract: Determining gain factors for a sequential multiplicity of audio sample packets by first determining a comparison peak value for a present such packet by multiplying a highest sample value by a previously predetermined gain factor, determining a hysteretic peak value for the present peak from the comparison peak value and a hysteretic peak value from a previously processed packet and determining a gain factor for use with subsequent packets.
    Type: Grant
    Filed: August 14, 2002
    Date of Patent: December 5, 2006
    Assignee: Sonexis, Inc.
    Inventors: Keith M Lundberg, Paul W Reilly
  • System and method for gain control of audio sample packets
    Publication number: 20030161276
    Abstract: Determining gain factors for a sequential multiplicity of audio sample packets by first determining a comparison peak value for a present such packet by multiplying a highest sample value by a previously predetermined gain factor, determining a hysteretic peak value for the present peak from the comparison peak value and a hysteretic peak value from a previously processed packet and determining a gain factor for use with subsequent packets.
    Type: Application
    Filed: August 14, 2002
    Publication date: August 28, 2003
    Applicant: Sonexis, Inc.
    Inventors: Keith M. Lundberg, Paul W. Reilly