Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8856515 | Implementation of robust and secure content protection in a system-on-a-chip apparatus | Hormuzd M. Khosravi, Raji Srinivasa Raghavan | 2014-10-07 |
| 7600118 | Method and apparatus for augmenting authentication in a cryptographic system | Gary L. Graunke, C. Brendan S. Traw | 2009-10-06 |
| 7426274 | Method and apparatus for generating pseudo random numbers in a video device having an embedded cipher unit | Robert W. Faber, Brendan Traw, Gary L. Graunke | 2008-09-16 |
| 7415110 | Method and apparatus for the generation of cryptographic keys | — | 2008-08-19 |
| 7233666 | Method and apparatus for increasing the entropy of a pseudorandom number | Gary L. Graunke | 2007-06-19 |
| 7114168 | Method and apparatus for determining scope of content domain | David Wyatt, Robert W. Faber, Brendan Traw | 2006-09-26 |
| 7068786 | Dual use block/stream cipher | Gary L. Graunke, Robert W. Faber | 2006-06-27 |
| 7043021 | Digital video content transmission ciphering and deciphering method and apparatus | Gary L. Graunke, Robert W. Faber | 2006-05-09 |
| 6956949 | Method and apparatus for authenticating an hierarchy of video receiving devices | Robert W. Faber, Brendan Traw, Gary L. Graunke | 2005-10-18 |
| 6947558 | Stream cipher having a shuffle network combiner function | Gary L. Graunke, Robert W. Faber | 2005-09-20 |
| 6931129 | Method and apparatus for generating pseudo random numbers in a video device having an embedded cipher unit | Robert W. Faber, Brendan Traw, Gary L. Graunke | 2005-08-16 |
| 6920221 | Method and apparatus for protected exchange of status and secret values between a video source application and a video hardware interface | Robert W. Faber, Brendan Traw, Gary L. Graunke, Richard P. Mangold | 2005-07-19 |
| 6731758 | Digital video content transmission ciphering and deciphering method and apparatus | Gary L. Graunke, Robert W. Faber | 2004-05-04 |
| 6477252 | Digital video content transmission ciphering and deciphering method and apparatus | Robert W. Faber, Brendan Traw, Gary L. Graunke | 2002-11-05 |
| 6219373 | Wavelet-based interference filtering for spread-spectrum signal | Grant A. Hansen, Wei Ting Kuo | 2001-04-17 |
| 6209605 | Apparatus for applying an image to a spherical surface | David Russell WATERS, Rocky Fisher | 2001-04-03 |
| 6065100 | Caching apparatus and method for enhancing retrieval of data from an optical storage device | Bruce William Schafer, Jeffrey W. Teeters, Mark C. Chweh, Daniel P. O'Connell, Gowri Ramanathan | 2000-05-16 |