Patents by Inventor Yun Yun Lou

Yun Yun Lou 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).

  • Restoring a processing unit that has become hung during execution of an option ROM
    Patent number: 10768940
    Abstract: A computing device includes an accessory containing an option ROM, a first processor adapted to boot the computing device and to execute the option ROM, and a second processor adapted to be activated by the first processor to monitor execution of the option ROM by the first processor. The second processor is adapted to restore the first processor to a state prior to execution of the option ROM in response to the first processor becoming hung during execution of the option ROM. A computer program product includes program instructions executable by a processor to monitor execution of the option ROM by a first processor of a computing device, determine whether the first processor has become hung during execution of the option ROM, and restore the first processor to an execution environment that the first processor had prior to execution of the option ROM.
    Type: Grant
    Filed: September 13, 2018
    Date of Patent: September 8, 2020
    Assignee: LENOVO ENTERPRISE SOLUTIONS (SINGAPORE) PTE. LTD.
    Inventors: Zhijun Liu, Yun Yun Lou, Xuefeng Sun
  • RESTORING A PROCESSING UNIT THAT HAS BECOME HUNG DURING EXECUATION OF AN OPTION ROM
    Publication number: 20190243658
    Abstract: A computing device includes an accessory containing an option ROM, a first processor adapted to boot the computing device and to execute the option ROM, and a second processor adapted to be activated by the first processor to monitor execution of the option ROM by the first processor. The second processor is adapted to restore the first processor to a state prior to execution of the option ROM in response to the first processor becoming hung during execution of the option ROM. A computer program product includes program instructions executable by a processor to monitor execution of the option ROM by a first processor of a computing device, determine whether the first processor has become hung during execution of the option ROM, and restore the first processor to an execution environment that the first processor had prior to execution of the option ROM.
    Type: Application
    Filed: September 13, 2018
    Publication date: August 8, 2019
    Inventors: Zhijun Liu, Yun Yun Lou, Xuefeng Sun