| 7843662 |
Servoing on concentric servo sectors of a first disk surface to write a spiral servo track to a second disk surface |
Siri S. Weerasooriya, Brian P. Rigney |
2010-11-30 |
| 7602575 |
Disk drive adjusting estimated reader/writer offset to achieve target burst crossing signal amplitude when propagating servo sectors |
Yakov M. Lifchits, Lawrence M. Bryant, Siri S. Weerasooriya |
2009-10-13 |
| 7433143 |
Adjusting track density by changing slope of spiral tracks used to servo write a disk drive |
Jack M. Chue, Siri S. Weerasooriya, Tehri S. Lee |
2008-10-07 |
| 7333280 |
Servo writing a disk drive by synchronizing a servo write clock to a reference pattern on the disk and compensating for repeatable phase error |
Yakov M. Lifchits, Yilin Cai, Siri S. Weerasooriya |
2008-02-19 |
| 7068459 |
Adjusting track density by changing PES algorithm when servo writing a disk drive from spiral tracks |
Robert L. Cloke, Siri S. Weerasooriya, Tehri S. Lee, Edgar D. Sheh |
2006-06-27 |
| 6992852 |
Method for reducing disk thermal expansion effects while writing reference spiral servo patterns to a disk of a disk drive |
William Ward Clawson, Siri S. Weerasooriya |
2006-01-31 |
| 6384997 |
Method and apparatus for sustaining write throughput in disk drives |
Hsiang-Chen Wu, Tainshain Lee, Monica Kuan |
2002-05-07 |