Patents by Inventor Si Cheol SUNG

Si Cheol SUNG 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).

  • AUTOMATA PROCESSING METHOD AND APPARATUS FOR REGULAR EXPRESSION ENGINES USING GLUSHKOV AUTOMATA GENERATION AND HYBRID MATCHING
    Publication number: 20230092467
    Abstract: Provided are an automata processing method and apparatus capable of transforming a regular expression pattern into a specific type of nondeterministic finite automata (NFA), selectively applying a matching algorithm to the nondeterministic finite automata according to whether to include an extended grammar to minimize the use of temporal and spatial resources, and preventing regular expression denial of service (ReDoS).
    Type: Application
    Filed: November 8, 2021
    Publication date: March 23, 2023
    Applicant: UIF (University Industry Foundation), Yonsei University
    Inventors: Yo Sub HAN, Joong Hyuk HAHN, Si Cheol SUNG