Patents by Inventor Kevin K. O'Brien

Kevin K. O'Brien 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).

  • Target memory hierarchy specification in a multi-core computer processing system
    Patent number: 8495307
    Abstract: Target memory hierarchy specification in a multi-core computer processing system is provided including a system for implementing prefetch instructions. The system includes a first core processor, a dedicated cache corresponding to the first core processor, and a second core processor. The second core processor includes instructions for executing a prefetch instruction that specifies a memory location and the dedicated local cache corresponding to the first core processor. Executing the prefetch instruction includes retrieving data from the memory location and storing the retrieved data on the dedicated local cache corresponding to the first core processor.
    Type: Grant
    Filed: May 11, 2010
    Date of Patent: July 23, 2013
    Assignee: International Business Machines Corporation
    Inventors: Tong Chen, Yaoqing Gao, Kevin K. O'Brien, Zehra N. Sura, Lixin Zhang
  • Target Memory Hierarchy Specification in a Multi-Core Computer Processing System
    Publication number: 20110283067
    Abstract: Target memory hierarchy specification in a multi-core computer processing system is provided including a system for implementing prefetch instructions. The system includes a first core processor, a dedicated cache corresponding to the first core processor, and a second core processor. The second core processor includes instructions for executing a prefetch instruction that specifies a memory location and the dedicated local cache corresponding to the first core processor. Executing the prefetch instruction includes retrieving data from the memory location and storing the retrieved data on the dedicated local cache corresponding to the first core processor.
    Type: Application
    Filed: May 11, 2010
    Publication date: November 17, 2011
    Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Tong Chen, Yaoqing Gao, Kevin K. O'Brien, Zehra Sura, Lixin Zhang