Patents by Inventor Manindra Mohan

Manindra Mohan 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 and a device for detecting a watermark in digital data
    Patent number: 7336800
    Abstract: The present invention relates to a method, computer program product and a device for detecting watermarks in digital data for the purpose of electronic copyright management system. The invention includes transforming the original as well as unwatermarked data. Thereafter, tagging the resultant components of the transformed data using a pair of rows and columns. Then, selecting significant components in the said transformed data, transforming the suspected watermarked data and tagging the components in the transformed data. Further, selecting the tagged components from the transformed suspected watermarked data corresponding to those selected as significant in the original transformed data, and comparing said two groups of selected significant components to detect the watermarks.
    Type: Grant
    Filed: May 14, 2003
    Date of Patent: February 26, 2008
    Assignee: Indian Institute of Information Technology
    Inventors: Trevor Miranda, Manindra Mohan
  • Method and a device for detecting a watermark in digital data
    Publication number: 20040062394
    Abstract: The present invention relates to a method, computer program product and a device for detecting watermarks in digital data for the purpose of electronic copyright management system. The invention includes transforming the original as well as unwatermarked data. Thereafter, tagging the resultant components of the transformed data using a pair of rows and columns. Then, selecting significant components in the said transformed data, transforming the suspected watermarked data and tagging the components in the transformed data. Further, selecting the tagged components from the transformed suspected watermarked data corresponding to those selected as significant in the original transformed data, and comparing said two groups of selected significant components to detect the watermarks.
    Type: Application
    Filed: May 14, 2003
    Publication date: April 1, 2004
    Applicant: Indian Institute of Information Technology
    Inventors: Trevor Miranda, Manindra Mohan