Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5121208 | Method and apparatus for reducing co-channel interference in an HDTV receiver | Richard W. Citta | 1992-06-09 |
| 5087975 | VSB HDTV transmission system with reduced NTSC co-channel interference | Richard W. Citta, Dennis M. Mutzabaugh | 1992-02-11 |
| 4939790 | PLL frequency stabilization in data packet receivers | — | 1990-07-03 |
| 4885794 | Method and apparatus for protection of channel access in broadband cable communications systems | — | 1989-12-05 |
| 4876718 | Secure data packet transmission system and method | Richard W. Citta, Paul M. Gosc, Dennis M. Mutzabaugh | 1989-10-24 |
| 4817144 | Secure TV scrambling system using framing code switching | Richard W. Citta, Paul M. Gosc, Dennis M. Mutzabaugh | 1989-03-28 |
| 4790010 | Enhanced scrambling method and system for TV signals | — | 1988-12-06 |
| 4771458 | Secure data packet transmission system and method | Richard W. Citta, Paul M. Gosc, Dennis M. Mutzabaugh | 1988-09-13 |
| 4755762 | Combined FPLL and PSK data detector | Richard W. Citta | 1988-07-05 |
| 4706283 | Television signal scrambling system | Richard W. Citta, Dennis M. Mutzabaugh | 1987-11-10 |
| 4706284 | Television signal data transmission system | Richard W. Citta, Dennis M. Mutzabaugh | 1987-11-10 |
| 4653071 | Carrier recovery circuit for PSK communication system | — | 1987-03-24 |
| 4586078 | CATV upstream signal transmission at nonharmonic video frequencies | Richard W. Citta, Dennis M. Mutzabaugh | 1986-04-29 |