MingZhong Ding
43Patents
11h-index
66Co-inventors
78Inventor score
Filing activity: Dec 20, 1999 → May 3, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6654198B2 | Repeatable run-out error compensation method for a disc drive | Physics | 39 | Expired |
| US7319570B2 | Random vibration and shock compensator using a disturbance observer | Physics | 31 | Expired |
| US7405893B2 | Data storage medium with optimized servo format | Physics | 27 | Active |
| US6690534B2 | Method and apparatus for handling multiple resonance frequencies in disc drives using active damping | Physics | 20 | Expired |
| US7133227B2 | Head polarity detection algorithm and apparatus | Physics | 19 | Expired |
| US6487035B1 | Method and apparatus for adaptive feedforward cancellation | Physics | 18 | Expired |
| US7054094B2 | Real-time automatic loop-shaping for a disc drive servo control system | Physics | 17 | Expired |
| US9495988B1 | Dependent write fault threshold | Physics | 15 | Active |
| US6859341B2 | Method and apparatus for feedforward repeatable runout compensation in a selected frequency range | Physics | 14 | Expired |
| US6574067B2 | Optimally designed parsimonious repetitive learning compensator for hard disc drives having high track density | Physics | 13 | Expired |
| US8467144B2 | Determining microactuator failure in a multi-stage tracking system | Physics | 12 | Active |
| US9236073B1 | Write fault threshold for a set of tracks | Physics | 8 | Active |
| US6704159B2 | Automatic acoustic management system for a disc drive | Physics | 8 | Expired |
| US6762571B2 | Sinusoidal feed-forward seek with adaptive acoustic level constraint | Physics | 8 | Expired |
| US7596795B2 | Vibration compensation based on identification of vibration frequency | Physics | 8 | Active |
| US6995946B2 | Temperature compensation of seek profiles in data storage devices | Physics | 7 | Expired |
| US6674604B1 | AC unlatch using grey code detection with zone partitioning | Physics | 7 | Expired |
| US6674589B2 | Method for harmonic frequency identification in a disc drive | Physics | 6 | Expired |
| US7760456B2 | Data protection based on system vibration modes | Physics | 6 | Active |
| US6636375B1 | Seek in a disc drive with nonlinear pivot friction | Physics | 6 | Expired |
| US7595957B2 | Servo gain adjustment based on bias force error | Physics | 5 | Active |
| US6710965B2 | Phase-advanced filter for robust resonance cancellation | Physics | 5 | Expired |
| US6731444B2 | Head-disc assembly with embedded product identification code | Physics | 5 | Expired |
| US7199964B2 | Adaptive voltage-mode controller for a voice coil motor | Physics | 4 | Expired |
| US9858955B1 | Disturbance compensation for dual-stage servo system using vibration sensor | Physics | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.