Patents by Inventor Nick Zacharov

Nick Zacharov 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 for loudness calibration of a multichannel sound systems and a multichannel sound system
    Patent number: 6639989
    Abstract: A method and a system for loudness calibration of a multichannel sound systems, wherein the test signal is psychoacoustically shaped. The psychoacoustically shaped test signal is preferably a pseudorandom test signal suitable for both automatic and subjective loudness calibration. Further, the psychoacoustically shaped test signal preferably has essentially constant specific loudness on the frequency range essential for aural perception.
    Type: Grant
    Filed: September 22, 1999
    Date of Patent: October 28, 2003
    Assignee: Nokia Display Products Oy
    Inventors: Nick Zacharov, Pekka Suokuisma