Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8006172 | Auxiliary path iterative decoding | Keith Gary Boyer, Jin Lu | 2011-08-23 |
| 7911730 | Magnetic head and tape drive for reading multiple data formats | — | 2011-03-22 |
| 7675710 | Tape drive with read/write head having legacy read elements and with special-purpose read channels | Matthew P. Wojciechowski | 2010-03-09 |
| 7478315 | Parallel spectral equalization channels with low density parity check codes | David Pereira | 2009-01-13 |
| 7206873 | Throughput optimization by activation of selected parallel channels in a multichannel tape drive | — | 2007-04-17 |
| 7139141 | System and method for read/write optimization | James C. Cates, Keith Gary Boyer, Robert G. Brocko, Larry Blanchard, Michael L. Leonhardt | 2006-11-21 |
| 7019930 | Digital filtering and digital automatic gain control for a variable speed read channel | — | 2006-03-28 |
| 7006317 | Dynamically allocated parallel equalization and detection of a PRML read channel in a multi-channel drive | Richard A. Gill, Keith Gary Boyer | 2006-02-28 |
| 6894858 | Read equalizer optimization based on the PTR effects to write equalization | Keith Gary Boyer | 2005-05-17 |
| 6870698 | Drum electronics control interface and protocol for recording/reproducing apparatus | Michael Blatchley | 2005-03-22 |
| 6744594 | Servo write head with gaps for writing high and low frequency transitions | Edward V. Denison, Mark L. Watson, Steven G. Trabert | 2004-06-01 |
| 6710967 | High frequency and low frequency servo pattern | Robert G. Brocko, Steven G. Trabert, Ronald Dean Gillingham | 2004-03-23 |
| 5637999 | Opamp based broad band phase shifter for use in detecting flaws in the media of disks for use in disk drives | — | 1997-06-10 |