| 9099147 |
Data storage device commutating a spindle motor using closed-loop rotation phase alignment |
Michael T. Nicholls |
2015-08-04 |
| 8054022 |
Reduced acoustic noise during spin-up by driving a spindle motor open loop using sinusoidal signals |
Robert P. Ryan, Brett A. Henne |
2011-11-08 |
| 7477471 |
Disk drive employing offset compensation for velocity control of a voice coil motor |
Craig R. Huddleston |
2009-01-13 |
| 7224546 |
Disk drive employing a calibrated brake pulse to reduce acoustic noise when latching an actuator arm |
Gokhan Orakcilar, Ashok K. Desai, Robert P. Ryan, Dean V. Dang, Lakshman Rathnam +1 more |
2007-05-29 |
| 6798603 |
Disk drive unlatching an actuator arm at a first spindle speed during a first spin-up mode and a second spindle speed during a second spin-up mode |
Dalwinder Singh |
2004-09-28 |
| 6198590 |
Disk drive employing method of spinning down its spindle motor to reduce the time required for subsequently spinning it up |
Raffi Codilian, Terry C. Dawson, Carl R. Messenger, Robert P. Ryan |
2001-03-06 |
| 6104153 |
Disk drive employing method of spinning down its spindle motor to reduce the time required for spinning it down and subsequently spinning it up |
Raffi Codilian, Robert P. Ryan |
2000-08-15 |