HomSSPICE: a homotopy-based circuit simulator for periodic steady-state analysis of oscillators

Road map

Motivation

Steady-state analysis

Solution for oscillators

Graphical solution for oscillators

Homotopy methods

Problem formulation for oscillators

Example: LC circuit

Implementation

New steady command

HOMPACK algorithms

Example: phase-shift oscillator

Example: high frequency Colpitts oscillator

Solution traces

Comparison of homotopy methods

Difficult oscillator examples

Conclusions

Email: karty@ec.orst.edu, ljilja@cs.sfu.ca

Home Page: http://www.ensc.sfu.ca/~ljilja/cnl/