Patents by Inventor Daniel Ionel Costin

Daniel Ionel Costin 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).

  • DATA PROCESSING SYSTEM AND METHOD FOR OPERATING A DATA PROCESSING SYSTEM
    Publication number: 20150067279
    Abstract: A data processing system comprising a processing unit, a first memory, and a second memory, wherein the data processing system is arranged to hardware protect the second memory when a write access to the first memory is executed, wherein the processing unit is arranged to execute a program having at least one jump instruction and at least one return instruction, wherein the processing unit is arranged to store a program stack in the first memory, wherein the processing unit is arranged to store a return address on the program stack and to store a return address copy in the second memory when the at least one jump instruction is executed, and wherein the processing unit is arranged to compare the return address with the return address copy when the at least one return instruction is executed.
    Type: Application
    Filed: April 23, 2012
    Publication date: March 5, 2015
    Applicant: Freescale Semiconductor, Inc.
    Inventor: Daniel Ionel Costin