Patents by Inventor Vijayakumar Sethuraman

Vijayakumar Sethuraman 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).

  • Media content encryption and distribution system and method based on unique identification of user
    Patent number: 10558786
    Abstract: A method and apparatus to identify user who purchased/downloaded audio/video content. When an audio/video content is purchased/downloaded the content is encrypted for the user and a unique identification code is added as part of the purchase/download. When the encrypted content is decrypted and assembled the identification code is converted to a spatial or time domain vector and added to the original content. The identification code can be split into individual digits/bytes to represent in spatial or time domain vector. The identification code can be visible or invisible. By examining the encoded original content, the user who purchased/downloaded the content can be identified from the unique identification code.
    Type: Grant
    Filed: August 29, 2017
    Date of Patent: February 11, 2020
    Inventor: Vijayakumar Sethuraman
  • MEDIA CONTENT ENCRYPTION AND DISTRIBUTION SYSTEM AND METHOD BASED ON UNIQUE IDENTIFICATION OF USER
    Publication number: 20180068092
    Abstract: A method and apparatus to identify user who purchased/downloaded audio/video content. When an audio/video content is purchased/downloaded the content is encrypted for the user and a unique identification code is added as part of the purchase/download. When the encrypted content is decrypted and assembled the identification code is converted to a spatial or time domain vector and added to the original content. The identification code can be split into individual digits/bytes to represent in spatial or time domain vector. The identification code can be visible or invisible. By examining the encoded original content, the user who purchased/downloaded the content can be identified from the unique identification code.
    Type: Application
    Filed: August 29, 2017
    Publication date: March 8, 2018
    Inventor: Vijayakumar Sethuraman