Patents Assigned to TTR TECHNOLOGIES INC.
  • Copy-protected compact disc and method for producing same
    Publication number: 20030133386
    Abstract: A copy-protected compact disc and a method for producing the optical disc and preventing unauthorized copying is provided. In one embodiment, the contents of at least one of the lead-in items in the optical disc are altered so that it is no longer uniform, thereby making a copied disc effectively corrupted and unplayable.
    Type: Application
    Filed: December 6, 2002
    Publication date: July 17, 2003
    Applicant: TTR TECHNOLOGIES INC.
    Inventor: Yehuda Hahn