Xiaodong Che
24Patents
11h-index
29Co-inventors
75Inventor score
Filing activity: May 6, 1994 → Feb 24, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7131346B1 | Spin stand testing system with fine positioner for head stack assembly | Physics | 165 | Expired |
| US7180692B1 | System and method for calibrating and controlling a fly-height actuator in a magnetic recording disk drive | Physics | 88 | Expired |
| US5576906A | Synchronous detection of concurrent servo bursts for fine head position in disk drive | Physics | 81 | Expired |
| US5493454A | Write precompensation optimization in a PRML channel using a selected PRML signal level | Physics | 49 | Expired |
| US5691857A | Method using matched filters for determining head positioner micro-jog in hard disk drive employing magneto-resistive heads | Physics | 45 | Expired |
| US5583705A | Write precompensation optimization in a PRML channel using a selected PRML signal level | Physics | 40 | Expired |
| US7215495B1 | System and method for determining head-disk contact in a magnetic recording disk drive | Physics | 31 | Expired |
| US7542227B2 | Flying height measurement and control with user data signal | Physics | 26 | Active |
| US7133241B2 | Method and apparatus for optimizing record quality with varying track and linear density by allowing overlapping data tracks | Physics | 24 | Expired |
| US5546253A | Digitial output magnetoresistive (DOMR) head and methods associated therewith | Physics | 15 | Expired |
| US7119537B2 | Full track profile derivative method for read and write width measurements of magnetic recording head | Physics | 14 | Expired |
| US7821736B2 | Shaped trailing shield of a perpendicular recording write element | Physics | 11 | Active |
| US7508628B2 | Winged pole and shield structure for reducing stray field in a perpendicular write head | Physics | 8 | Active |
| US8736996B2 | Implementing channel signal processing assist with ECS contact detection | Physics | 8 | Active |
| US5633770A | Digital output magnetoresistive (DOMR) head and methods associated therewith | Physics | 6 | Expired |
| US7538963B2 | System, method, and apparatus for monitoring stray magnetic fields and protecting disk drives therefrom | Physics | 5 | Active |
| US8120866B2 | Method for characterizing a magnetic-recording system for the presence of adjacent-track interference and far-track interference | Physics | 5 | Active |
| US7365531B2 | Magnetic reader recording characterization at slider or bar level | Physics | 5 | Expired |
| US8116021B2 | Synchronized rewriting of data | Physics | 1 | Active |
| US8405927B2 | Apparatus and method for detecting low flying sliders | Physics | 1 | Active |
| US7227711B2 | System, method, and apparatus for in-situ stray magnetic field measurement | Physics | 1 | Expired |
| US7420759B2 | Apparatus and method for internal calibration of normalized playback transfer curve in a hard disk drive | Physics | 1 | Active |
| US8537496B2 | Perpendicular magnetic write head having a trailing wrap-around magnetic shield magnetically biased in a cross track direction | Physics | 1 | Active |
| US11688427B1 | Angled free layer for multi-level read signals | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.