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Configuration, frequency registers generating power from motor in supply-loss event |
Seil Oh, Tuan Van Tran, David R. Street, Juergen Luebbe, Quang Dieu An |
2018-02-13 |
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Increasing PWM resolution for digitally controlled motor control applications |
Jasraj R. Dalvi, Seil Oh |
2017-09-12 |
| 8922147 |
Quiet motor control system |
Brian L. Schmidt, Gregory Swize |
2014-12-30 |
| 8680799 |
Method and apparatus for applying a commutation advance automatically in a brushless DC motor |
Seil Oh, Brian L. Schmidt |
2014-03-25 |
| 8493010 |
Quiet motor control system |
Brian L. Schmidt, Gregory Swize |
2013-07-23 |
| 7888924 |
Combination continuous and discontinuous control of a power regulator |
Tuan Van Tran, Degang Xia |
2011-02-15 |
| 7243058 |
Method and circuit for operating a voice coil actuator of a mass data storage device |
Tan Du |
2007-07-10 |
| 7167334 |
Digital actuator control and method |
Liyong Chen |
2007-01-23 |
| 6998799 |
System and method for improved motor control |
Tanchu Shih, Bertram J. White |
2006-02-14 |
| 6721119 |
System and method for controlling an actuator motor during retract |
Mehedi Hassan, Joao Carlos Brito |
2004-04-13 |
| 6373208 |
System for voltage regulation of a voice coil motor |
Joao Carlos Brito, Frederick Trafton |
2002-04-16 |
| 6204629 |
Method and apparatus for accurately measuring a back-emf voltage on an actuator coil |
Lindian Wayne Reynolds, Jr. |
2001-03-20 |
| 6184645 |
Voltage mode drive for control circuit for an actuator using sampled back EMF control |
Joao Carlos Brito, Robert E. Whyte, Jr. |
2001-02-06 |
| 6040671 |
Constant velocity control for an actuator using sampled back EMF control |
Joao Carlos Brito, Frederick Trafton, Marcus M. Martins |
2000-03-21 |