Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6182270 | Low-displacement rank preconditioners for simplified non-linear analysis of circuits and other devices | David Esley Long, Robert C. Melville | 2001-01-30 |
| 6135649 | Method of modeling and analyzing electronic noise using Pade approximation-based model-reduction techniques | Roland Wilhelm Freund | 2000-10-24 |
| 6072947 | Method of making an integrated circuit including noise modeling and prediction | Jaijeet Roychowdhury, David Esley Long | 2000-06-06 |
| 6041170 | Apparatus and method for analyzing passive circuits using reduced-order modeling of large linear subcircuits | Roland Wilhelm Freund | 2000-03-21 |
| 6023573 | Apparatus and method for analyzing circuits using reduced-order modeling of large linear subcircuits | Zhaojun Bai, Roland Wilhelm Freund | 2000-02-08 |
| 5867416 | Efficient frequency domain analysis of large nonlinear analog circuits using compressed matrix storage | David Esley Long, Robert C. Melville | 1999-02-02 |
| 5689685 | Apparatus and method for analyzing circuits using reduced-order modeling of large linear subscircuits | Roland Wilhelm Freund | 1997-11-18 |
| 5537329 | Apparatus and method for analyzing circuits | Roland Wilhelm Freund | 1996-07-16 |