| 8442226 |
Decryption key management |
Richard Lewis |
2013-05-14 |
| 8401189 |
Opportunistic use of keys during encryption/decryption |
Richard Lewis |
2013-03-19 |
| 8345877 |
Key management system |
Richard Lewis |
2013-01-01 |
| 8189786 |
Encryption system |
Richard Lewis |
2012-05-29 |
| 8144868 |
Encryption/decryption of program data but not PSI data |
Richard Lewis, Rudolf Turner |
2012-03-27 |
| 8054974 |
Opportunistic use of null packets during encryption/decryption |
Richard Lewis |
2011-11-08 |
| 7936870 |
Rotation of keys during encryption/decryption |
Richard Lewis, Rudolf Turner |
2011-05-03 |
| 7929704 |
Modified triple wrap encryption/decryption system |
Richard Lewis |
2011-04-19 |
| 7310354 |
Synchronous data link signal generator |
Mark Fimoff, Timothy G. Laud |
2007-12-18 |
| 6980255 |
VSB modulator symbol clock processing to reduce jitter/phase noise and sampling artifacts |
Gary A. Jones, Philip J. Nowaczyk |
2005-12-27 |
| 6559898 |
Low cost VBS encoder and RF modulator for supplying VSB baseband signal to RF input of digital television receiver |
Richard W. Citta, Thomas P. Horwitz, Paul A. Snopko |
2003-05-06 |
| 5847585 |
Method and apparatus for developing a close frequency tolerance output signal from an input signal of lesser frequency tolerance |
Dennis M. Mutzabaugh |
1998-12-08 |
| 5825778 |
VSB modulator input interfrace using simple standard |
— |
1998-10-20 |
| 5572532 |
Convolutional interleaver and deinterleaver |
Mark Fimoff, Scott F. Halozan |
1996-11-05 |
| 5289277 |
High definition television signal format converter |
David L. Blanchard, Ronald Lee, Paul A. Snopko, Frank Templin, Jong Gil Kim +3 more |
1994-02-22 |
| 4536717 |
Compensated inverting/noninverting differential amplifier |
Victor G. Mycynek |
1985-08-20 |