Patents by Inventor Heng Seng Cheng

Heng Seng Cheng 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).

  • Publication number: 20110047630
    Abstract: A method and system for tamper proofing a system of interconnected electronic devices. The method comprises splitting embedded software of each electronic device into at least two executable parts, a stationary part residing in memory of said each electronic device and a non-stationary part residing in memory of another electronic device.
    Type: Application
    Filed: February 11, 2008
    Publication date: February 24, 2011
    Applicant: Agency for Science, Technology and Research
    Inventors: Heng Seng Cheng, Huaqun Guo, Yong Dong Wu
  • Patent number: 7234079
    Abstract: A method for enabling recovery of data stored in a computer network, the computer network comprises a plurality of computer nodes, the method comprising the steps of generating a set of redundancy data based on a predetermined relationship between a first set of data and a second set of data, injecting the first set of data, the second set of data and the set of redundancy data into separate looping paths of the computer network, wherein a looping path is a path along a plurality of computer nodes in which data is transported, and the looping paths are defined in separate communication channels between the computer nodes and pass through at least one common node of the computer network, such that the redundancy data and the second set of data can be used to reconstruct the first set of data based on the predetermined relationship between the first and second set of data when the first set of data is lost, thereby enabling the recovery of data stored in the computer network.
    Type: Grant
    Filed: July 11, 2003
    Date of Patent: June 19, 2007
    Assignee: Agency for Science, Technology & Research
    Inventors: Heng Seng Cheng, Lek Heng Ngoh, Zheng Yuan