Patents by Inventor Dongfeng Su

Dongfeng Su 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 apparatus for querying physical memory address
    Patent number: 10114762
    Abstract: A method and an apparatus for querying a physical memory address where the method includes storing, into a prefetch buffer, page table entries of a second thread that is to perform addressing that are stored in a standby buffer, where the standby buffer stores page table entries that are not queried within a set time in a translation lookaside buffer (TLB), receiving a memory addressing request message that carries a virtual address and is sent by the second thread, and querying, in the TLB and the prefetch buffer, a corresponding physical address according to the virtual address.
    Type: Grant
    Filed: February 19, 2016
    Date of Patent: October 30, 2018
    Assignee: Huawei Technologies Co., Ltd.
    Inventors: Xubin Guo, Rui Hou, Yujing Feng, Dongfeng Su
  • Method and Apparatus for Querying Physical Memory Address
    Publication number: 20160170904
    Abstract: A method and an apparatus for querying a physical memory address where the method includes storing, into a prefetch buffer, page table entries of a second thread that is to perform addressing that are stored in a standby buffer, where the standby buffer stores page table entries that are not queried within a set time in a translation lookaside buffer (TLB), receiving a memory addressing request message that carries a virtual address and is sent by the second thread, and querying, in the TLB and the prefetch buffer, a corresponding physical address according to the virtual address.
    Type: Application
    Filed: February 19, 2016
    Publication date: June 16, 2016
    Inventors: Xubin Guo, Rui Hou, Yujing Feng, Dongfeng Su