Patents by Inventor Zhishen Ye

Zhishen Ye 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).

  • Apparatus for secure digital content distribution and methods therefor
    Patent number: 7933838
    Abstract: A method of transmitting a first digital content file from a first sender device configured with a key library to a receiver device configured with a receiver identity and a first sender-receiver key is disclosed. The method includes identifying the first sender-receiver key within the key library based on the receiver identity. The method also includes encrypting a first digital message, the first digital message including the first digital content file and a code to derive a second sender-receiver key, with the first sender-receiver key. The method further includes transmitting the first digital message to the receiver device; decrypting the first digital message with the first sender-receiver key; deriving the second sender-receiver key based on the code; and replacing the first sender-receiver key with the second sender-receiver key.
    Type: Grant
    Filed: April 27, 2006
    Date of Patent: April 26, 2011
    Inventor: Zhishen Ye
  • Apparatus for secure digital content distribution and methods therefor
    Publication number: 20070198416
    Abstract: A method of transmitting a first digital content file from a first sender device configured with a key library to a receiver device configured with a receiver identity and a first sender-receiver key is disclosed. The method includes identifying the first sender-receiver key within the key library based on the receiver identity. The method also includes encrypting a first digital message, the first digital message including the first digital content file and a code to derive a second sender-receiver key, with the first sender-receiver key. The method further includes transmitting the first digital message to the receiver device; decrypting the first digital message with the first sender-receiver key; deriving the second sender-receiver key based on the code; and replacing the first sender-receiver key with the second sender-receiver key.
    Type: Application
    Filed: April 27, 2006
    Publication date: August 23, 2007
    Inventor: Zhishen Ye