Patents by Inventor Helena S. Wisniewski

Helena S. Wisniewski 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).

  • Patent number: 8555052
    Abstract: A steganographic message/advertisement embedding method is presented that can be used for contextual and targeted advertising supporting unobtrusive and on-demand message/advertisement delivery. The present invention presents over two client devices, the method includes receiving, on a first client device, a primary multimedia presentation with a plurality of steganographic codes embedded therein; whereby the steganographic code is not perceivable during a rendering of the multimedia presentation and the steganographic code is associated with at least one secondary multimedia presentation. Next; the primary multimedia presentation is rendered on the first client device. The first client device receives a user selection to select at least one of the steganographic codes.
    Type: Grant
    Filed: August 21, 2007
    Date of Patent: October 8, 2013
    Assignee: The Trustees of The Stevens Institute of Technology
    Inventors: Rajarathnam Chandramouli, Koduvayur P. Subbalakshmi, Helena S. Wisniewski
  • Publication number: 20100325413
    Abstract: A steganographic message/advertisement embedding method is presented that can be used for contextual and targeted advertising supporting unobtrusive and on-demand message/advertisement delivery. The present invention presents over two client devices, the method includes receiving, on a first client device, a primary multimedia presentation with a plurality of steganographic codes embedded therein; whereby the steganographic code is not perceivable during a rendering of the multimedia presentation and the steganographic code is associated with at least one secondary multimedia presentation. Next; the primary multimedia presentation is rendered on the first client device. The first client device receives a user selection to select at least one of the steganographic codes.
    Type: Application
    Filed: August 21, 2007
    Publication date: December 23, 2010
    Inventors: Rajarathnam Chandramouli, Koduvayur P. Subbalakshmi, Helena S. Wisniewski