Inventor · disambiguated record
Sang-Hoon Chu
Also filed as: CHU SANG H · CHU SANG-HOON
33 granted patents·6 pending applications·221 citations·filing 2001–2009
97Inventor score
Files withSAMSUNG ELECTRONICS CO LTD34SAMSUNG ELECTRONICS CO INC2SAMSUNG ELECTRONICS CO LT1SAMSUNG ELECTRONICS LTD CO1SONG KUM-JUNG1
Top patents by PatentIndex Score
39 records- 0193US7564644B2Adaptive disturbance repressing method and apparatus, and disk drive apparatus using the sameSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Jul 21, 2009·18 cites·32 claims
- 0293US7158335B2Method for resonance identification in hard disk drivesSAMSUNG ELECTRONICS CO LTD·Filed 2005·Granted Jan 2, 2007·21 cites·12 claims
- 0391US7333288B2Method and apparatus for single written-in Repeatable Run-Out correction function used in multi-stage actuation control of hard disk driveSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Feb 19, 2008·13 cites·22 claims
- 0488US7248428B2Method, medium, and apparatus controlling track seek in a recording and/or reproducing apparatusSAMSUNG ELECTRONICS CO LTD·Filed 2005·Granted Jul 24, 2007·9 cites·21 claims
- 0588US7203024B2Method of testing servo burst signals of hard disk drive and recording medium adapted thereforSAMSUNG ELECTRONICS CO LTD·Filed 2005·Granted Apr 10, 2007·10 cites·22 claims
- 0687US6744590B2Seek trajectory adaptation in sinusoidal seek servo hard disk drivesSAMSUNG ELECTRONICS CO INC·Filed 2001·Granted Jun 1, 2004·32 cites·39 claims
- 0786US7715140B2Method of determining size of error and write control method for hard disc drive, hard disc drive using the write control method, and media storing computer programs for executing the methodsSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted May 11, 2010·7 cites·12 claims
- 0886US7385780B2Online identification of secondary actuator transfer function via system decoupling in multiple-stage actuator servo systems in disk drivesSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Jun 10, 2008·7 cites·10 claims
- 0982US6801384B2Voltage-constrained sinusoidal seek servo in hard disk drivesSAMSUNG ELECTRONICS CO LTD·Filed 2001·Granted Oct 5, 2004·16 cites·31 claims
- 1081US7952825B2Method and apparatus adjusting reference clock frequency and disk drive using sameSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted May 31, 2011·4 cites·17 claims
- 1181US7336438B2Write control method of hard disk drive, hard disk drive adapting the method and recording medium thereofSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Feb 26, 2008·4 cites·7 claims
- 1281US6906883B2Servo defect management scheme in hard disk drivesSAMSUNG ELECTRONICS LTD CO·Filed 2001·Granted Jun 14, 2005·16 cites·34 claims
- 1380US7342739B2Method, medium, and apparatus compensating for torque variations based on temperatureSAMSUNG ELECTRONICS CO LTD·Filed 2005·Granted Mar 11, 2008·4 cites·10 claims
- 1478US6791778B2Method and apparatus to detect and manage servo sectors with defect on servo pattern area in hard disk drivesSAMSUNG ELECTRONICS CO INC·Filed 2001·Granted Sep 14, 2004·15 cites·29 claims
- 1577US7777982B2Disturbance compensation determination apparatus, a related method, a computer-readable medium storing a computer program related to the method, and a disk drive comprising the apparatusSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Aug 17, 2010·3 cites·15 claims
- 1677US7432673B2Method, medium, and apparatus controlling current gain change of a spindle motor driverSAMSUNG ELECTRONICS CO LTD·Filed 2005·Granted Oct 7, 2008·3 cites·21 claims
- 1775US7420764B2Servo controller method and apparatus for high tracks per inch hard disk drives using a delay accomodating state estimatorSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Sep 2, 2008·2 cites·21 claims
- 1874US7369352B2Apparatus, medium, and method with seek servo control considering temperature changeSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted May 6, 2008·2 cites·37 claims
- 1973US7333292B2Seek servo control method for adapting to supply voltage variation and disk drive using the sameSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Feb 19, 2008·2 cites·13 claims
- 2070US6724553B2Method and apparatus for generating the optimum read timing for read and write offset of a magneto resistive headSAMSUNG ELECTRONICS CO LTD·Filed 2001·Granted Apr 20, 2004·9 cites·47 claims
- 2168US7031095B2Servo controller method and apparatus for high tracks per inch hard disk drives using a delay accomodating state estimatorSAMSUNG ELECTRONICS CO LTD·Filed 2004·Granted Apr 18, 2006·6 cites·14 claims
- 2265US7593180B2HDD data read control apparatus, medium, and methodSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Sep 22, 2009·5 cites·22 claims
- 2364US8040630B2Method and apparatus for estimating touchdown of a slider in a hard disk driveSAMSUNG ELECTRONICS CO LTD·Filed 2009·Granted Oct 18, 2011·1 cites·7 claims
- 2462US6982849B2Method and apparatus for providing positional information on a diskSAMSUNG ELECTRONICS CO LTD·Filed 2001·Granted Jan 3, 2006·4 cites·4 claims
- 2561US7116515B2Method and apparatus for compensating for torque change in seek servoSAMSUNG ELECTRONICS CO LTD·Filed 2004·Granted Oct 3, 2006·4 cites·23 claims
- 2660US7813076B2Method for estimating position error gain for hard disk drivesSAMSUNG ELECTRONICS CO LTD·Filed 2008·Granted Oct 12, 2010·0 cites·10 claims
- 2758US7145743B2Apparatus and method for unlatching a head within a data storage deviceSAMSUNG ELECTRONICS CO LTD·Filed 2004·Granted Dec 5, 2006·3 cites·25 claims
- 2856US7605994B2Multiple sinusoidal seek servo system for reducing seek acoustics and seek time in hard disk drivesSAMSUNG ELECTRONICS CO LTD·Filed 2006·Granted Oct 20, 2009·0 cites·11 claims
- 2953US8228628B2Data storage disk having variable location signal and disk drive using the data storage diskSONG KUM-JUNG·Filed 2009·Granted Jul 24, 2012·0 cites·10 claims
- 3053US7489467B2Method for measuring track width of hard disk driveSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Feb 10, 2009·0 cites·13 claims
- 3149US7158337B2Method and apparatus for providing positional information on a diskSAMSUNG ELECTRONICS CO LTD·Filed 2005·Granted Jan 2, 2007·0 cites·8 claims
- 3249US2008037164A1Adaptive spindle motor startup method and disk drive using the sameSAMSUNG ELECTRONICS CO LTD·Filed 2007·Application pending·0 cites
- 3347US2007019321A1Method and apparatus for suppressing resonance of hard disk drive using notch filterSAMSUNG ELECTRONICS CO LTD·Filed 2006·Application pending·0 cites
- 3445US7667417B2Apparatus and method compensating recurring false speed errors in DC motor and disk drive adopting sameSAMSUNG ELECTRONICS CO LTD·Filed 2007·Granted Feb 23, 2010·1 cites·11 claims
- 3545US2008174902A1Hard disk drive apparatus to control flying height of magnetic head and method thereofSAMSUNG ELECTRONICS CO LT·Filed 2007·Application pending·0 cites
- 3643US2006103969A1System and apparatus for position error signal linearizationSAMSUNG ELECTRONICS CO LTD·Filed 2004·Application pending·0 cites
- 3742US2006103964A1Variable control of write parameters for hard disk driveSAMSUNG ELECTRONICS CO LTD·Filed 2004·Application pending·0 cites
- 3842US2006103972A1Flexible data TPI in hard disk drivesSAMSUNG ELECTRONICS CO LTD·Filed 2004·Application pending·0 cites
- 3932US6967809B2Method and apparatus providing spiral servo control for skewless read/writes in a hard disk driveSAMSUNG ELECTRONICS CO LTD·Filed 2002·Granted Nov 22, 2005·0 cites·26 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →