Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6765445 | Digitally-synthesized loop filter circuit particularly useful for a phase locked loop | Michael H. Perrott, Yunteng Huang | 2004-07-20 |
| 6753738 | Impedance tuning circuit | — | 2004-06-22 |
| 6686803 | Integrated circuit incorporating circuitry for determining which of at least two possible frequencies is present on an externally provided reference signal and method therefor | Michael H. Perrott, Jerrell P. Hein | 2004-02-03 |