Patents by Inventor Federick C. Rotbart

Federick C. Rotbart 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).

  • Patent number: 6285976
    Abstract: The present invention discloses apparatus implementing hierarchical state charts and including a state machine engine (SME) operative to carry out repertoires of behaviors of a system, a state chart encoder operative to replicate, in computer code form, a user-defined hierarchical state chart describing a repertoire of behaviors of the system, the encoder being operative to preserve the state chart's hierarchical structure intact in a first data structure, an event list generator operative to generate, for each individual event from among a plurality of events within the repertoire, a list of at least one transition between states of the state chart which are associated with the individual event, the event list generator being operative to preserve the list in a second data structure, and a behavior implementer operative to activate the system to carry out each of the behaviors in its repertoire.
    Type: Grant
    Filed: November 29, 1999
    Date of Patent: September 4, 2001
    Assignee: Emultek Ltd.
    Inventor: Federick C. Rotbart
  • Patent number: 5995739
    Abstract: The present invention discloses apparatus implementing hierarchical state charts and including a state machine engine (SME) operative to carry out repertoires of behaviors of a system, a state chart encoder operative to replicate, in computer code form, a user-defined hierarchical state chart describing a repertoire of behaviors of the system, the encoder being operative to preserve the state chart's hierarchical structure intact in a first data structure, an event list generator operative to generate, for each individual event from among a plurality of events within the repertoire, a list of at least one transition between states of the state chart which are associated with the individual event, the event list generator being operative to preserve the list in a second data structure, and a behavior implementer operative to activate the system to carry out each of the behaviors in its repertoire.
    Type: Grant
    Filed: June 3, 1997
    Date of Patent: November 30, 1999
    Assignee: Emultek Ltd.
    Inventor: Federick C. Rotbart