Patents by Inventor Russell Dickerson

Russell Dickerson 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 system for maintaining secure semiconductor device areas
    Publication number: 20030212897
    Abstract: A method and system for preventing access to secure areas of semiconductor devices using a control signal in conjunction with a secure area access obstruction circuit. A semiconductor device may have a user mode and a supervisor mode. When entering a supervisor mode, a control signal may transition from one logic state to another. Embodiments of the present invention utilize the control signal in conjunction with the secure area access obstruction circuit to prevent access to secure areas of the semiconductor device.
    Type: Application
    Filed: August 18, 2001
    Publication date: November 13, 2003
    Inventors: Russell Dickerson, Antonio Guillermo