Inventor · disambiguated record
Alain Chahwan
Also filed as: CHAHWAN ALAIN
24 granted patents·1 pending application·867 citations·filing 2007–2022
96Inventor score
Files withWESTERN DIGITAL TECH INC15CHAHWAN ALAIN4WESTERN DIGITAL TECHNOLOGIES INC2CHEN MIN1LOU MINGJI1
Top patents by PatentIndex Score
25 records- 0199US7471483B1Disk drive compensating for rotational vibrations, physical shocks, and thermal poppingWESTERN DIGITAL TECH INC·Filed 2007·Granted Dec 30, 2008·150 cites·17 claims
- 0298US8315006B1Adaptive data writing mode based on drive environmentCHAHWAN ALAIN·Filed 2010·Granted Nov 20, 2012·161 cites·27 claims
- 0397US8767332B1Disk drive predicting off-track error due to disturbances occurring over different frequency rangesWESTERN DIGITAL TECH INC·Filed 2013·Granted Jul 1, 2014·78 cites·20 claims
- 0497US8717696B1Disk drive adjusting noise spectrum to reduce resonance excitation of shock detectorWESTERN DIGITAL TECH INC·Filed 2012·Granted May 6, 2014·97 cites·22 claims
- 0597US8179626B1Adaptive shock detectionRYAN ROBERT P·Filed 2009·Granted May 15, 2012·119 cites·24 claims
- 0696US8737013B2Disk drive selecting disturbance signal for feed-forward compensationZHOU JIANGUO·Filed 2011·Granted May 27, 2014·101 cites·22 claims
- 0796US8634158B1Disk drive generating feed-forward actuator compensation based on a speaker driver signalCHAHWAN ALAIN·Filed 2011·Granted Jan 21, 2014·70 cites·20 claims
- 0891US10748567B1Data storage device aborting write operation based on accumulated track squeeze metric for adjacent data trackWESTERN DIGITAL TECHNOLOGIES INC·Filed 2019·Granted Aug 18, 2020·17 cites·20 claims
- 0988US9274966B1Dynamically throttling host commands to disk drivesWESTERN DIGITAL TECH INC·Filed 2013·Granted Mar 1, 2016·11 cites·24 claims
- 1087US10748568B1Data storage device employing dynamic track trajectoriesWESTERN DIGITAL TECHNOLOGIES INC·Filed 2019·Granted Aug 18, 2020·7 cites·20 claims
- 1187US9053724B1Disk drive actuating first head microactuator while sensing signal from second head microactuatorWESTERN DIGITAL TECH INC·Filed 2013·Granted Jun 9, 2015·9 cites·16 claims
- 1287US8953278B1Disk drive selecting disturbance signal for feed-forward compensationWESTERN DIGITAL TECH INC·Filed 2014·Granted Feb 10, 2015·7 cites·22 claims
- 1385US9013825B1Electronic system with vibration management mechanism and method of operation thereofWESTERN DIGITAL TECH INC·Filed 2014·Granted Apr 21, 2015·7 cites·22 claims
- 1485US8922937B1Disk drive evaluating multiple vibration sensor outputs to enable write-protectionCHAHWAN ALAIN·Filed 2012·Granted Dec 30, 2014·8 cites·22 claims
- 1582US8896955B1Adaptive track follow controlCHEN MIN·Filed 2011·Granted Nov 25, 2014·8 cites·23 claims
- 1680US9401165B1Method and system to monitor magnetic head loading and unloading stability for a data storage systemWESTERN DIGITAL TECH INC·Filed 2014·Granted Jul 26, 2016·4 cites·18 claims
- 1780US8913338B1Disk drive reducing write unsafe threshold when detecting an unrecoverable servo compensation valueWESTERN DIGITAL TECH INC·Filed 2013·Granted Dec 16, 2014·5 cites·22 claims
- 1871US8929022B1Disk drive detecting microactuator degradation by evaluating frequency component of servo signalWESTERN DIGITAL TECH INC·Filed 2012·Granted Jan 6, 2015·2 cites·30 claims
- 1970US8922931B1Disk drive releasing variable amount of buffered write data based on sliding window of predicted servo qualityWESTERN DIGITAL TECH INC·Filed 2013·Granted Dec 30, 2014·2 cites·24 claims
- 2070US8885283B1Disk drive adjusting write block size based on detected vibrationCHAHWAN ALAIN·Filed 2011·Granted Nov 11, 2014·2 cites·12 claims
- 2166US8947819B1Disk drive implementing hysteresis for primary shock detector based on a more sensitive secondary shock detectorWESTERN DIGITAL TECH INC·Filed 2013·Granted Feb 3, 2015·1 cites·20 claims
- 2257US9823859B2Mechanical shock mitigation for data storageWESTERN DIGITAL TECH INC·Filed 2015·Granted Nov 21, 2017·1 cites·22 claims
- 2350US11756581B1Position and risk reconstruction in shingled magnetic recording data storage devicesWESTERN DIGITAL TECH INC·Filed 2022·Granted Sep 12, 2023·0 cites·22 claims
- 2450US2018074728A1Mechanical shock mitigation for data storageWESTERN DIGITAL TECH INC·Filed 2017·Application pending·0 cites
- 2547US9009455B2Booting from a secondary storage device in order to accumulate disk drive performance dataLOU MINGJI·Filed 2011·Granted Apr 14, 2015·0 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →