Patents by Inventor Yin Jun Xu

Yin Jun Xu 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).

  • Administering the polling of a number of devices for device status
    Patent number: 8380903
    Abstract: Administering the polling of a number of devices for device status including determining whether a task identification for polling the device is in the delayed polling queue; if the task identification for polling the device is not in the delayed polling queue, determining whether the task identification for polling the device is in the immediate polling queue; if the task identification for polling the device is in the immediate polling queue; calculating a new time interval for polling the device in dependence upon a predetermined base period and a random selection of a time offset, wherein the time offset is within a predetermined range; calculating a next polling time for polling the device in dependence upon the current time and the new time interval; inserting the task identification in the delayed polling queue in dependence upon the next polling time.
    Type: Grant
    Filed: April 9, 2012
    Date of Patent: February 19, 2013
    Assignee: International Business Machines Corporation
    Inventors: Nicholas M. Williamson, Yin Jun Xu, Pu Yp Yang
  • Administering the polling of a number of devices for device status
    Patent number: 8244943
    Abstract: Administering the polling of a number of devices for device status including determining whether a task identification for polling the device is in the delayed polling queue; if the task identification for polling the device is not in the delayed polling queue, determining whether the task identification for polling the device is in the immediate polling queue; if the task identification for polling the device is in the immediate polling queue; calculating a new time interval for polling the device in dependence upon a predetermined base period and a random selection of a time offset, wherein the time offset is within a predetermined range; calculating a next polling time for polling the device in dependence upon the current time and the new time interval; inserting the task identification in the delayed polling queue in dependence upon the next polling time.
    Type: Grant
    Filed: September 30, 2009
    Date of Patent: August 14, 2012
    Assignee: International Business Machines Corporation
    Inventors: Nicholas M. Williamson, Yin Jun Xu, Pu Yp Yang
  • Administering The Polling Of A Number Of Devices For Device Status
    Publication number: 20120198108
    Abstract: Administering the polling of a number of devices for device status including determining whether a task identification for polling the device is in the delayed polling queue; if the task identification for polling the device is not in the delayed polling queue, determining whether the task identification for polling the device is in the immediate polling queue; if the task identification for polling the device is in the immediate polling queue; calculating a new time interval for polling the device in dependence upon a predetermined base period and a random selection of a time offset, wherein the time offset is within a predetermined range; calculating a next polling time for polling the device in dependence upon the current time and the new time interval; inserting the task identification in the delayed polling queue in dependence upon the next polling time.
    Type: Application
    Filed: April 9, 2012
    Publication date: August 2, 2012
    Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Nicholas M. Williamson, Yin Jun Xu, Pu Yp Yang
  • Administering The Polling Of A Number Of Devices For Device Status
    Publication number: 20110078352
    Abstract: Administering the polling of a number of devices for device status including determining whether a task identification for polling the device is in the delayed polling queue; if the task identification for polling the device is not in the delayed polling queue, determining whether the task identification for polling the device is in the immediate polling queue; if the task identification for polling the device is in the immediate polling queue; calculating a new time interval for polling the device in dependence upon a predetermined base period and a random selection of a time offset, wherein the time offset is within a predetermined range; calculating a next polling time for polling the device in dependence upon the current time and the new time interval; inserting the task identification in the delayed polling queue in dependence upon the next polling time.
    Type: Application
    Filed: September 30, 2009
    Publication date: March 31, 2011
    Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Nicholas M. Williamson, Yin Jun Xu, Pu Yp Yang