Inventor · disambiguated record
Xiaodong Che
Also filed as: CHE XIAODONG
24 granted patents·5 pending applications·839 citations·filing 1994–2022
97Inventor score
Files withHITACHI GLOBAL STORAGE TECH9QUANTUM CORP6CHE XIAODONG4SAMSUNG ELECTRONICS CO LTD3NUBIA TECHNOLOGY CO LTD2
Top patents by PatentIndex Score
29 records- 0197US7131346B1Spin stand testing system with fine positioner for head stack assemblyWESTERN DIGITAL FREMONT INC·Filed 2004·Granted Nov 7, 2006·175 cites·17 claims
- 0296US7542227B2Flying height measurement and control with user data signalSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Jun 2, 2009·42 cites·15 claims
- 0396US7215495B1System and method for determining head-disk contact in a magnetic recording disk driveHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted May 8, 2007·55 cites·20 claims
- 0496US7180692B1System and method for calibrating and controlling a fly-height actuator in a magnetic recording disk driveHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Feb 20, 2007·128 cites·20 claims
- 0596US7133241B2Method and apparatus for optimizing record quality with varying track and linear density by allowing overlapping data tracksHITACHI GLOBAL STORAGE TECH·Filed 2005·Granted Nov 7, 2006·35 cites·9 claims
- 0695US5576906ASynchronous detection of concurrent servo bursts for fine head position in disk driveQUANTUM CORP·Filed 1994·Granted Nov 19, 1996·105 cites·25 claims
- 0795US5493454AWrite precompensation optimization in a PRML channel using a selected PRML signal levelQUANTUM CORP·Filed 1994·Granted Feb 20, 1996·70 cites·17 claims
- 0892US7821736B2Shaped trailing shield of a perpendicular recording write elementHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted Oct 26, 2010·13 cites·12 claims
- 0991US5583705AWrite precompensation optimization in a PRML channel using a selected PRML signal levelQUANTUM CORP·Filed 1995·Granted Dec 10, 1996·64 cites·19 claims
- 1089US5691857AMethod using matched filters for determining head positioner micro-jog in hard disk drive employing magneto-resistive headsQUANTUM CORP·Filed 1995·Granted Nov 25, 1997·62 cites·19 claims
- 1187US7538963B2System, method, and apparatus for monitoring stray magnetic fields and protecting disk drives therefromHITACHI GLOBAL STORAGE TECH·Filed 2006·Granted May 26, 2009·7 cites·23 claims
- 1285US8736996B2Implementing channel signal processing assist with ECS contact detectionCHE XIAODONG·Filed 2012·Granted May 27, 2014·8 cites·17 claims
- 1383US7119537B2Full track profile derivative method for read and write width measurements of magnetic recording headHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Oct 10, 2006·17 cites·18 claims
- 1482US8120866B2Method for characterizing a magnetic-recording system for the presence of adjacent-track interference and far-track interferenceCHE XIAODONG·Filed 2009·Granted Feb 21, 2012·6 cites·7 claims
- 1578US7508628B2Winged pole and shield structure for reducing stray field in a perpendicular write headHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Mar 24, 2009·14 cites·27 claims
- 1675US7420759B2Apparatus and method for internal calibration of normalized playback transfer curve in a hard disk driveSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Sep 2, 2008·2 cites·44 claims
- 1774US5546253ADigitial output magnetoresistive (DOMR) head and methods associated therewithQUANTUM CORP·Filed 1994·Granted Aug 13, 1996·19 cites·10 claims
- 1873US8405927B2Apparatus and method for detecting low flying slidersCHE XIAODONG·Filed 2006·Granted Mar 26, 2013·2 cites·20 claims
- 1968US8116021B2Synchronized rewriting of dataALEX MICHAEL·Filed 2009·Granted Feb 14, 2012·1 cites·16 claims
- 2061US7365531B2Magnetic reader recording characterization at slider or bar levelHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Apr 29, 2008·5 cites·20 claims
- 2157US8537496B2Perpendicular magnetic write head having a trailing wrap-around magnetic shield magnetically biased in a cross track directionLI ZHIHAO·Filed 2010·Granted Sep 17, 2013·1 cites·8 claims
- 2252US11688427B1Angled free layer for multi-level read signalsWESTERN DIGITAL TECH INC·Filed 2022·Granted Jun 27, 2023·0 cites·23 claims
- 2350US7227711B2System, method, and apparatus for in-situ stray magnetic field measurementHITACHI GLOBAL STORAGE TECH·Filed 2004·Granted Jun 5, 2007·1 cites·15 claims
- 2449US5633770ADigital output magnetoresistive (DOMR) head and methods associated therewithQUANTUM CORP·Filed 1996·Granted May 27, 1997·7 cites·8 claims
- 2547US2008158705A1Write head testerCHE XIAODONG·Filed 2006·Application pending·0 cites
- 2646US2008259482A1Fabrication of discrete track media for narrow groove and improved reliabilitySAMSUNG ELECTRONICS CO LTD·Filed 2007·Application pending·0 cites
- 2742US2008055772A1Method and apparatus for predicting contact of a read-write head in a hard disk driveMCMILLAN CHRIS·Filed 2007·Application pending·0 cites
- 2838US2019028929A1Data-interface flow-splitting method, apparatus, terminal device, and computer storage mediumNUBIA TECHNOLOGY CO LTD·Filed 2016·Application pending·0 cites
- 2938US2019037388A1User device, communication method, and computer storage mediumNUBIA TECHNOLOGY CO LTD·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →