Patents by Inventor Zhengyong Zhu

Zhengyong Zhu 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).

  • Circuit Splitting in Analysis of Circuits at Transistor Level
    Publication number: 20090132975
    Abstract: Operating splitting methods for splitting a circuit into two sub circuits and analyzing the two sub circuits with improved computation efficiency and processing speed.
    Type: Application
    Filed: June 7, 2005
    Publication date: May 21, 2009
    Inventors: Chung-Kuan Cheng, Zhengyong Zhu, Rui Shi
  • Efficient Transistor-Level Circuit Simulation
    Publication number: 20080010048
    Abstract: Techniques for performing circuits with nonlinear circuit components such as transistors based on a two-stage Newton-Raphson approach.
    Type: Application
    Filed: July 12, 2007
    Publication date: January 10, 2008
    Inventors: Chung-Kuan Cheng, Zhengyong Zhu
  • Circuit network analysis using algebraic multigrid approach
    Publication number: 20070157133
    Abstract: This application describes techniques for applying an algebraic multigrid method to analysis of circuit networks with irregular and regular circuit patterns. Adaptive processing may be applied to the grid coarsening and error smoothing operations to increase the processing speed.
    Type: Application
    Filed: June 1, 2004
    Publication date: July 5, 2007
    Inventors: Chung-Kuan Cheng, Zhengyong Zhu