Patents by Inventor John Barstow

John Barstow 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 of protecting a password from unauthorized access and data processing unit
    Patent number: 8239963
    Abstract: A method of protecting a password from unauthorized access and a data processing unit are provided. An embodiment of the method of protecting a password from unauthorized access comprises storing data representing at least a portion of a password in a memory, assigning the data to at least one of a plurality of instructions, storing the plurality of instructions as processor executable code in the memory, and preventing read-out of the processor executable code as data from the memory.
    Type: Grant
    Filed: September 26, 2007
    Date of Patent: August 7, 2012
    Assignee: Intel Mobile Communications GmbH
    Inventors: David Jennings, John Barstow, Patrik Eder, Michael Goedecke, Richard Knight
  • Device for transmitting data between memories
    Patent number: 7631153
    Abstract: An apparatus for data transmission between memories has a memory controller as well as a memory protocol controller. In one embodiment, a first memory controller is operatively connected to a first memory, and a memory protocol controller is operatively connected between the first memory controller and a second memory, wherein the first memory is a volatile memory and the second memory is a nonvolatile memory. The volatile memory includes a command list containing a command sequence for the memory protocol controller. The memory protocol controller may be configured to produce at least one of an error detection code and an error correction code when an error condition occurs.
    Type: Grant
    Filed: July 28, 2006
    Date of Patent: December 8, 2009
    Assignee: Infineon Technologies AG
    Inventors: Peter Mahrla, John Barstow, Michael Goedecke
  • METHOD OF PROTECTING A PASSWORD FROM UNAUTHORIZED ACCESS AND DATA PROCESSING UNIT
    Publication number: 20090083858
    Abstract: A method of protecting a password from unauthorized access and a data processing unit are provided. An embodiment of the method of protecting a password from unauthorized access comprises storing data representing at least a portion of a password in a memory, assigning the data to at least one of a plurality of instructions, storing the plurality of instructions as processor executable code in the memory, and preventing read-out of the processor executable code as data from the memory.
    Type: Application
    Filed: September 26, 2007
    Publication date: March 26, 2009
    Applicant: INFINEON TECHNOLOGIES AG
    Inventors: David JENNINGS, John Barstow, Patrik Eder, Michael Goedecke, Richard Knight
  • DEVICE FOR TRANSMITTING DATA BETWEEN MEMORIES
    Publication number: 20070028030
    Abstract: An apparatus for data transmission between memories has a memory controller as well as a memory protocol controller. In one embodiment, a first memory controller is operatively connected to a first memory, and a memory protocol controller is operatively connected between the first memory controller and a second memory, wherein the first memory is a volatile memory and the second memory is a nonvolatile memory. The volatile memory includes a command list containing a command sequence for the memory protocol controller. The memory protocol controller may be configured to produce at least one of an error detection code and an error correction code when an error condition occurs.
    Type: Application
    Filed: July 28, 2006
    Publication date: February 1, 2007
    Inventors: Peter Mahrla, John Barstow, Michael Goedecke