Issued Patents All Time
Showing 26–50 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10008229 | Implementing enhanced track following during read back using head asymmetry metrics in hard disk drives | Richard Leo Galbraith, Mark A. Nichols, Alexander Taratorin, Roger William Wood | 2018-06-26 |
| 9886979 | Implementing BER-list modulation code for hard disk drives | Richard Leo Galbraith, Iouri Oboukhov, Gary Walker | 2018-02-06 |
| 9632863 | Track error-correcting code extension | Richard Leo Galbraith, Roger William Wood | 2017-04-25 |
| 9437232 | Magnetic recording disk drive with write position error signal values written in the data tracks for compensation of track misregistration | Richard Leo Galbraith, Roger William Wood | 2016-09-06 |
| 9361922 | Spacing measurement improvement in the presence of track mis-registration | Kazuhiro Saito | 2016-06-07 |
| 9275656 | Disk drive with channel and preamp with dynamic write-current control for write head | John Contreras, Samir Y. Garzon, Alexander Taratorin | 2016-03-01 |
| 9218847 | System and method for testing data storage systems utilizing micro-transitions | Michael Paul Salo, Alexander Taratorin, Roger William Wood | 2015-12-22 |
| 9111561 | Magnetic recording disk drive with write current overshoot amplitude (OSA) responsive to data transitions | John Contreras, Samir Y. Garzon, Rehan Ahmed Zakai | 2015-08-18 |
| 9059737 | Disk drive with distributed codeword blocks | Jonathan Darrel Coker, Richard Leo Galbraith, Travis Roger Oenning, Roger William Wood | 2015-06-16 |
| 8988807 | Disk drive with different data sector integrated preambles in adjacent data tracks | Jonathan Darrel Coker, Richard Leo Galbraith, Travis Roger Oenning, Srinivasan Surendran | 2015-03-24 |
| 8982491 | Disk drive with different synchronization fields and synchronization marks in the data sector preambles in adjacent data tracks | Jonathan Darrel Coker, Richard Leo Galbraith, Travis Roger Oenning, Srinivasan Surendran | 2015-03-17 |
| 8736997 | Implementing combined phase and amplitude magnetic defect detection on-the-fly | Richard Leo Galbraith, Martin Hassner, Travis Roger Oenning, Satoshi Yamamoto | 2014-05-27 |
| 8736996 | Implementing channel signal processing assist with ECS contact detection | Xiaodong Che | 2014-05-27 |
| 8654464 | Implementing magnetic defect classification using phase modulation | Richard Leo Galbraith, Martin Hassner, Travis Roger Oenning, Satoshi Yamamoto | 2014-02-18 |
| 8599973 | Detection of synchronization mark from output of matched filter upstream of Viterbi detector | Richard Leo Galbraith, Travis Roger Oenning, Todd Carter Truax | 2013-12-03 |
| 8503125 | Channel-source laser-pulsing system architecture for thermal-assisted recording | John Contreras, Barry Cushing Stipe, Rehan Ahmed Zakai | 2013-08-06 |
| 8300342 | Multi-bit phase alignment for synchronization mark pattern matching | Richard Leo Galbraith, Travis Roger Oenning, Todd Carter Truax | 2012-10-30 |
| 8276038 | Data storage systems | Roy D. Cideciyan, Ajay Dholakia, Evangelos S. Eleftheriou, Richard Leo Galbraith, Thomas Mittelholzer +1 more | 2012-09-25 |
| 7733591 | Data storage device with data recovery process using fixed phase clocking for analog-to-digital conversion | Kraig Bottemiller, Richard Leo Galbraith, Travis Roger Oenning, Michael J. Ross, Fuminori Sai | 2010-06-08 |
| 7694205 | Method and apparatus for providing a read channel having combined parity and non-parity post processing | Roy D. Cideciyan, Ajay Dholakia, Evangelos S. Eleftheriou, Richard Leo Galbraith, Thomas Mittelholzer +1 more | 2010-04-06 |
| 7424074 | Optimizing detector target polynomials in read/write channels to achieve best error rate performance in disk drives | Yuan Xing Lee, Richard Leo Galbraith, Travis Roger Oenning | 2008-09-09 |
| 7395482 | Data storage systems | Roy D. Cideciyan, Ajay Dholakia, Evangelos S. Eleftheriou, Richard Leo Galbraith, Thomas Mittelholzer +1 more | 2008-07-01 |
| 7193802 | Apparatus for providing dynamic equalizer optimization | Roy D. Cideciyan, Ajay Dholakia, Evangelos S. Eleftheriou, Richard Leo Galbraith, Thomas Mittelholzer +3 more | 2007-03-20 |
| 6937415 | Method and apparatus for enhanced data channel performance using read sample buffering | Richard Leo Galbraith, Travis Roger Oenning | 2005-08-30 |
| 6868515 | Formatting method and apparatus for a direct access storage device | — | 2005-03-15 |