Patents by Inventor Xinyan Zha

Xinyan Zha 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).

  • Efficient intrusion detection
    Patent number: 8272056
    Abstract: A method to compress an unoptimized Aho-Corasick automaton is provided that can be used in network intrusion detection systems. Embodiments of the subject method use bitmaps with multiple levels of summaries as well as aggressive path compaction. By using multiple levels of summaries, a popcount can be determined with as few as 1 addition.
    Type: Grant
    Filed: October 13, 2008
    Date of Patent: September 18, 2012
    Assignee: University of Florida Research Foundation, Inc.
    Inventors: Sartaj Kumar Sahni, Xinyan Zha
  • EFFICIENT INTRUSION DETECTION
    Publication number: 20100199348
    Abstract: A method to compress an unoptimized Aho-Corasick automaton is provided that can be used in network intrusion detection systems. Embodiments of the subject method use bitmaps with multiple levels of summaries as well as aggressive path compaction. By using multiple levels of summaries, a popcount can be determined with as few as 1 addition.
    Type: Application
    Filed: October 13, 2008
    Publication date: August 5, 2010
    Applicant: UNIVERSITY OF FLORIDA RESEARCH FOUD
    Inventors: Sartaj Kumar Sahni, Xinyan Zha