Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11374571 | Pad limited configurable logic device | Philip Anthony Coyle | 2022-06-28 |
| 11088047 | Ceramic package opening, heat sink, vias coupled to conductive pad | Javier Antonio Valle Mayorga, Hector Torres | 2021-08-10 |
| 10804900 | Pad limited configurable logic device | Philip Anthony Coyle | 2020-10-13 |
| 10547267 | Voice coil motor pulse width modulation-to-linear smooth transition control | Qunying Li, Wenxiao Tan | 2020-01-28 |
| 9276598 | Trim-matched segmented digital-to-analog converter apparatus, systems and methods | Qunying Li | 2016-03-01 |
| 9252691 | Back electromagnetic force (BEMF) sense system | Qunying Li | 2016-02-02 |
| 7911190 | Regulator with automatic power output device detection | Dongjie Cheng | 2011-03-22 |
| 7834608 | Feed-forward compensation for a hysteretic switching regulator | Dongjie Cheng, Juergen Luebbe | 2010-11-16 |
| 7102844 | Dual direction integrator for constant velocity control for an actuator using sampled back EMF control | — | 2006-09-05 |
| 6771480 | Circuit to sample and compare the BEMF on an actuator into a constant velocity control | — | 2004-08-03 |
| 6721119 | System and method for controlling an actuator motor during retract | Mehedi Hassan, John K. Rote | 2004-04-13 |
| 6373208 | System for voltage regulation of a voice coil motor | Frederick Trafton, John K. Rote | 2002-04-16 |
| 6374043 | Fully-integrated VCM driver with controlled and predictable Class-AB linear operation | Alaa Y. El-Sherif, Marcus M. Martins | 2002-04-16 |
| 6184645 | Voltage mode drive for control circuit for an actuator using sampled back EMF control | John K. Rote, Robert E. Whyte, Jr. | 2001-02-06 |
| 6040671 | Constant velocity control for an actuator using sampled back EMF control | John K. Rote, Frederick Trafton, Marcus M. Martins | 2000-03-21 |