Patents by Inventor Alexander Y. Levitskiy

Alexander Y. Levitskiy 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).

  • Inexact pattern searching using bitmap contained in a bitcheck command
    Patent number: 7539031
    Abstract: A search circuit for determining whether an input string including a plurality of input characters matches an inexact pattern including a number of pattern characters that are members of a specified character set, the search circuit including an input for receiving a bitcheck command, the bitcheck command containing a bitmap including a plurality of compliance bits each indicating whether a corresponding one of a plurality of reference characters of a general character set is a member of the specified character set, and a circuit for referencing each of the input characters to a corresponding compliance bit in the bitmap to determine whether the input character are members of the specified character set.
    Type: Grant
    Filed: September 19, 2006
    Date of Patent: May 26, 2009
    Assignee: NetLogic Microsystems, Inc.
    Inventors: Ajit V. Ninan, Alexander Y. Levitskiy
  • Inexact pattern searching using bitmap contained in a bitcheck command
    Publication number: 20080071781
    Abstract: A search circuit for determining whether an input string including a plurality of input characters matches an inexact pattern including a number of pattern characters that are members of a specified character set, the search circuit including an input for receiving a bitcheck command, the bitcheck command containing a bitmap including a plurality of compliance bits each indicating whether a corresponding one of a plurality of reference characters of a general character set is a member of the specified character set, and a circuit for referencing each of the input characters to a corresponding compliance bit in the bitmap to determine whether the input character are members of the specified character set.
    Type: Application
    Filed: September 19, 2006
    Publication date: March 20, 2008
    Inventors: Ajit V. Ninan, Alexander Y. Levitskiy