Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7426243 | Preprocessing signal layers in a layered modulation digital signal system to use legacy receivers | Ernest C. Chen, Philip Ryan Hilmes, Joseph Santoru | 2008-09-16 |
| 7426246 | Dual layer signal processing in a layered modulation digital signal system | Ernest C. Chen, Philip Ryan Hilmes, Joseph Santoru | 2008-09-16 |
| 7245671 | Preprocessing signal layers in a layered modulation digital signal system to use legacy receivers | Ernest C. Chen, Philip Ryan Hilmes, Joseph Santoru | 2007-07-17 |
| 7173981 | Dual layer signal processing in a layered modulation digital signal system | Ernest C. Chen, Philip Ryan Hilmes, Joseph Santoru | 2007-02-06 |