Patents by Inventor Hing Pong LEUNG

Hing Pong LEUNG 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).

  • System and method for live conversion and movement of virtual machine image and state information between hypervisors
    Patent number: 9298491
    Abstract: A method for live conversion and movement of a virtual machine image and state information between hypervisors includes: freezing a current state of a source image; creating a proxy; redirecting any changes made to the source image to a journal of the proxy; reading from the source image; writing to the journal; converting the source image to a target image; and replaying the journal on the target image.
    Type: Grant
    Filed: June 25, 2013
    Date of Patent: March 29, 2016
    Assignee: VCUMULUS LIMITED
    Inventors: Kwun Hok Chan, Hing Pong Leung
  • SYSTEM AND METHOD FOR LIVE CONVERSION AND MOVEMENT OF VIRTUAL MACHINE IMAGE AND STATE INFORMATION BETWEEN HYPERVISORS
    Publication number: 20140380306
    Abstract: A system for live conversion and movement of a virtual machine image and state information between hypervisors includes: means for freezing a current state of a source image; means for creating a proxy; means for redirecting any changes made to the source image to a journal of the proxy; means for reading from the source image; means for writing to the journal; means for converting the source image to a target image; means for reattaching the journal to the target image; and means for replaying the journal on the target image.
    Type: Application
    Filed: June 25, 2013
    Publication date: December 25, 2014
    Inventors: Kwun Hok CHAN, Hing Pong LEUNG