Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7382833 | System for phase, gain, and DC offset error correction for a quadrature modulator | Richard A. Groshong | 2008-06-03 |
| 6999536 | System for phase error estimation for a quadrature modulator | — | 2006-02-14 |
| 6397050 | Multiband squelch method and apparatus | Mathew S. Chackalackal, Richard A. Groshong | 2002-05-28 |
| 5121072 | Digital demodulator for amplitude or angle modulation using truncated nonlinear power series approximations | — | 1992-06-09 |
| 4750214 | Digital FM demodulator using delayed signal product with arctangent | Billy D. Hart | 1988-06-07 |