Patents by Inventor Yixin Shi

Yixin Shi 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).

  • CENTRAL PROCESSING UNIT HAVING BRANCH INSTRUCTION VERIFICATION UNIT FOR SECURE PROGRAM EXECUTION
    Publication number: 20080256346
    Abstract: Provided are a central processing unit (CPU) and method for executing a branch instruction of a CPU, which can protect user's data by preventing an error due to a computer virus and a hacker is provided. The CPU includes: a branch instruction verification unit which verifies whether a branch instruction is valid; and a branch instruction execution unit which executes the branch instruction when the branch instruction is valid. The method includes: verifying whether the branch instruction is valid; and not executing the branch instruction when the branch instruction is invalid.
    Type: Application
    Filed: December 27, 2007
    Publication date: October 16, 2008
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Gyung Ho LEE, Tae Joon Park, Byung Chang Kang, Edward Jung, Yixin Shi