Patents by Inventor Atsuo Sugiura

Atsuo Sugiura 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).

  • Program, recording medium, method, and information processing apparatus for controlling an execution mode of a CPU
    Patent number: 7325151
    Abstract: Disclosed is a program product for directing the information processing apparatus to control an execution mode of a central processing unit(CPU) provided, the CPU having a plurality of execution modes, whose types and power consumptions of executable processing are different from one another, the program product comprising: an apparatus readable medium; recovery time acquisition means for acquiring a recovery time which is a time required for the CPU to recover from a low power mode to a high power mode of which power consumption is higher than that of the low power mode; allowed time acquisition means for acquiring the longest allowed time from a request for processing unprocessable in the low power mode and processable in the high power mode to a start of the processing after the CPU recovers to the high power mode, the request being made by an input/output device; and execution mode setting means for settingthe CPU in a state of being shiftable to the low power mode if it is determined that the CPU is able
    Type: Grant
    Filed: February 17, 2005
    Date of Patent: January 29, 2008
    Assignee: Lenovo (Singapore) Pte. Ltd.
    Inventors: Tomoki Maruichi, Yuhko Ohmori, Atsuo Sugiura, Noritoshi Yoshiyama
  • Program, recording medium, method, and information processing apparatus for controlling an execution mode of a CPU
    Publication number: 20050210312
    Abstract: Disclosed is a program product for directing the information processing apparatus to control an execution mode of a central processing unit(CPU) provided, the CPU having a plurality of execution modes, whose types and power consumptions of executable processing are different from one another, the program product comprising: an apparatus readable medium; recovery time acquisition means for acquiring a recovery time which is a time required for the CPU to recover from a low power mode to a high power mode of which power consumption is higher than that of the low power mode; allowed time acquisition means for acquiring the longest allowed time from a request for processing unprocessable in the low power mode and processable in the high power mode to a start of the processing after the CPU recovers to the high power mode, the request being made by an input/output device; and execution mode setting means for settingthe CPU in a state of being shiftable to the low power mode if it is determined that the CPU is able
    Type: Application
    Filed: February 17, 2005
    Publication date: September 22, 2005
    Applicant: International Business Machines Corporation
    Inventors: Tomoki Maruichi, Yuhko Ohmori, Atsuo Sugiura, Noritoshi Yoshiyama