Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6980046 | Charge pump circuit using active feedback controlled current sources | — | 2005-12-27 |
| 6597249 | Fast coarse tuning control for PLL frequency synthesizer | Hwey-Ching Chien, Ping An | 2003-07-22 |
| 6351485 | Spread spectrum modulation technique for frequency synthesizers | Ewunnet Gebre-Selassie, Mingde Pan | 2002-02-26 |
| 6348886 | Self-calibrating video digital to analog converter | Michael Frank | 2002-02-19 |
| 6157332 | Self-calibrating video digital to analog converter | Michael Frank | 2000-12-05 |