Inventor · disambiguated record
Guoxiao Guo
Also filed as: GUO GUOXIAO
77 granted patents·1 pending application·2,915 citations·filing 2001–2024
99Inventor score
Files withWESTERN DIGITAL TECH INC56GUO GUOXIAO5AGENCY SCIENCE TECH & RES3INST DATA STORAGE2CHANG MICHAEL1
Top patents by PatentIndex Score
78 records- 0198US7916422B1Disk drive rotating phase based servo bursts based on radial location of headWESTERN DIGITAL TECH INC·Filed 2010·Granted Mar 29, 2011·110 cites·14 claims
- 0298US7898762B1Disk drive excluding servo sub-bursts when computing position error signalWESTERN DIGITAL TECH INC·Filed 2009·Granted Mar 1, 2011·143 cites·24 claims
- 0398US7746595B1Disk drive comprising slanted line servo bursts having reverse polarity segmentsWESTERN DIGITAL TECH INC·Filed 2008·Granted Jun 29, 2010·122 cites·15 claims
- 0498US7639447B1Servo track squeeze compensation in a disk driveWESTERN DIGITAL TECH INC·Filed 2008·Granted Dec 29, 2009·123 cites·16 claims
- 0598US7518819B1Disk drive rewriting servo sectors by writing and servoing off of temporary servo data written in data sectorsWESTERN DIGITAL TECH INC·Filed 2007·Granted Apr 14, 2009·136 cites·37 claims
- 0697US8717704B1Disk drive defining non-circular data tracks relative to a rotation axis of the diskYU JIE·Filed 2012·Granted May 6, 2014·98 cites·18 claims
- 0797US8693123B1Disk drive correcting high order gray code using track estimator and decoding low order track code separatelyGUO GUOXIAO·Filed 2011·Granted Apr 8, 2014·139 cites·11 claims
- 0897US8619385B1Disk drive biasing sync pattern of an extended sync markGUO GUOXIAO·Filed 2011·Granted Dec 31, 2013·112 cites·24 claims
- 0997US8531798B1Disk drive adjusting servo burst signals to compensate for radial velocity of the headXI WEI·Filed 2010·Granted Sep 10, 2013·111 cites·26 claims
- 1097US8213106B1Zoned servo systemGUO GUOXIAO·Filed 2009·Granted Jul 3, 2012·124 cites·33 claims
- 1197US7916416B1Disk drive comprising slanted line servo bursts having a varying tilt angleWESTERN DIGITAL TECH INC·Filed 2008·Granted Mar 29, 2011·117 cites·13 claims
- 1297US7800853B1Correcting servo sectors in a disk driveWESTERN DIGITAL TECH INC·Filed 2008·Granted Sep 21, 2010·114 cites·24 claims
- 1397US7746594B1Disk drive comprising slanted line servo burst sets offset radiallyWESTERN DIGITAL TECH INC·Filed 2008·Granted Jun 29, 2010·115 cites·12 claims
- 1497US7663835B1System and method for identifying track squeeze errors (TSEs) of a disk of a disk driveWESTERN DIGITAL TECH INC·Filed 2007·Granted Feb 16, 2010·122 cites·31 claims
- 1597US7583470B1Disk drive writing wedge RRO data along a sinusoidal path to compensate for reader/writer offsetWESTERN DIGITAL TECH INC·Filed 2007·Granted Sep 1, 2009·122 cites·19 claims
- 1696US8824081B1Disk drive employing radially coherent reference pattern for servo burst demodulation and fly height measurementGUO GUOXIAO·Filed 2012·Granted Sep 2, 2014·69 cites·22 claims
- 1796US8780477B1Disk drive adjusting servo timing to compensate for transient when crossing a servo zone boundaryGUO WEI·Filed 2012·Granted Jul 15, 2014·88 cites·22 claims
- 1896US8724245B1Disk drive employing overlapping servo zones to facilitate servo zone crossingSMITH STEVEN C·Filed 2012·Granted May 13, 2014·118 cites·22 claims
- 1995US9111575B1Data storage device employing adaptive feed-forward control in timing loop to compensate for vibrationWESTERN DIGITAL TECH INC·Filed 2014·Granted Aug 18, 2015·38 cites·16 claims
- 2095US7576941B1Disk drive writing wedge RRO values in a butterfly patternWESTERN DIGITAL TECH INC·Filed 2007·Granted Aug 18, 2009·123 cites·23 claims
- 2194US11200912B1Data storage device with servo field dependent write boostWESTERN DIGITAL TECH INC·Filed 2021·Granted Dec 14, 2021·6 cites·20 claims
- 2294US9053712B1Data storage device reading servo sector while writing data sectorWESTERN DIGITAL TECH INC·Filed 2014·Granted Jun 9, 2015·27 cites·26 claims
- 2394US8917469B1Disk drive correcting an error in a detected gray codeGUO GUOXIAO·Filed 2012·Granted Dec 23, 2014·26 cites·8 claims
- 2494US8792202B1Disk drive adjusting rotation speed of disk to compensate for blind area when measuring frequency response of servo control systemWESTERN DIGITAL TECH INC·Filed 2013·Granted Jul 29, 2014·76 cites·30 claims
- 2594US8576506B1Disk drive estimating reader/writer gap across servo zonesWANG HONGE·Filed 2012·Granted Nov 5, 2013·114 cites·22 claims
- 2693US11587587B1Method to measure thermal protrusion by sensing spacing change due to pre-lasingWESTERN DIGITAL TECH INC·Filed 2022·Granted Feb 21, 2023·4 cites·20 claims
- 2793US9013824B1Data storage device comprising dual read sensors and dual servo channels to improve servo demodulationWESTERN DIGITAL TECH INC·Filed 2014·Granted Apr 21, 2015·23 cites·25 claims
- 2893US8711506B1Disk drive increasing capacity by adjusting a servo gate during write operationsGIOVENZANA DAVIDE·Filed 2012·Granted Apr 29, 2014·71 cites·30 claims
- 2992US9025269B1Disk drive compensating for cycle slip of disk locked clock when reading mini-wedgeWESTERN DIGITAL TECH INC·Filed 2014·Granted May 5, 2015·20 cites·18 claims
- 3092US8654467B1Disk drive increasing bandwidth of cutoff filter while reading servo sector preambleWONG WAI EE·Filed 2012·Granted Feb 18, 2014·108 cites·20 claims
- 3191US11587586B1Determining laser induced thermal protrusion and laser threshold in heat-assisted magnetic recording (HAMR) data storageWESTERN DIGITAL TECH INC·Filed 2022·Granted Feb 21, 2023·3 cites·20 claims
- 3290US6888694B2Active control system and method for reducing disk fluttering induced track misregistrationsAGENCY SCIENCE TECH & RES·Filed 2002·Granted May 3, 2005·50 cites·20 claims
- 3389US11830524B1Data storage device with split burst servo patternWESTERN DIGITAL TECH INC·Filed 2022·Granted Nov 28, 2023·3 cites·20 claims
- 3489US9343094B1Data storage device filtering burst correction values before downsampling the burst correction valuesWESTERN DIGITAL TECH INC·Filed 2015·Granted May 17, 2016·11 cites·14 claims
- 3588US12094503B1Continuous frequency servo in a data storage deviceWESTERN DIGITAL TECH INC·Filed 2023·Granted Sep 17, 2024·2 cites·20 claims
- 3688US9959052B1Media based cache for data storage deviceWESTERN DIGITAL TECH INC·Filed 2015·Granted May 1, 2018·8 cites·33 claims
- 3787US12046265B1Data storage device with enhanced management of laser pre-bias and logic block addressing in heat-assisted magnetic recordingWESTERN DIGITAL TECH INC·Filed 2023·Granted Jul 23, 2024·1 cites·20 claims
- 3887US10289310B2Hybrid data storage system with private storage cloud and public storage cloudWESTERN DIGITAL TECH INC·Filed 2017·Granted May 14, 2019·6 cites·16 claims
- 3985US9286925B1Data storage device writing multiple burst correction values at the same radial locationWESTERN DIGITAL TECH INC·Filed 2015·Granted Mar 15, 2016·9 cites·22 claims
- 4084US10410656B1Data storage device pre-biasing a spin torque oscillator prior to a write operationWESTERN DIGITAL TECH INC·Filed 2018·Granted Sep 10, 2019·6 cites·17 claims
- 4184US7009805B2Detection of track misregistration within user data channelAGENCY SCIENCE TECH & RES·Filed 2004·Granted Mar 7, 2006·27 cites·30 claims
- 4283US12100431B1Data storage device with symmetric split burst servo patternWESTERN DIGITAL TECH INC·Filed 2023·Granted Sep 24, 2024·1 cites·20 claims
- 4383US10733061B2Hybrid data storage system with private storage cloud and public storage cloudWESTERN DIGITAL TECH INC·Filed 2017·Granted Aug 4, 2020·4 cites·20 claims
- 4479US11798587B1Reducing noise in back EMF sensing for data storageWESTERN DIGITAL TECH INC·Filed 2022·Granted Oct 24, 2023·1 cites·23 claims
- 4579US8970982B1Disk drive compensating for non-linearity of a head based on a fly height of the headWESTERN DIGITAL TECH INC·Filed 2013·Granted Mar 3, 2015·4 cites·16 claims
- 4678US9542966B1Data storage devices and methods with frequency-shaped sliding mode controlUNIV CALIFORNIA·Filed 2015·Granted Jan 10, 2017·5 cites·25 claims
- 4778US8970979B1Disk drive determining frequency response of actuator near servo sample frequencyWESTERN DIGITAL TECH INC·Filed 2013·Granted Mar 3, 2015·4 cites·22 claims
- 4878US8922938B1Disk drive filtering disturbance signal and error signal for adaptive feed-forward compensationWESTERN DIGITAL TECH INC·Filed 2012·Granted Dec 30, 2014·4 cites·20 claims
- 4976US7502186B2Disk drive clock tracking circuit, error compensation circuit and methodAGENCY SCIENCE TECH & RES·Filed 2006·Granted Mar 10, 2009·4 cites·17 claims
- 5076US6522050B2Head suspension assembly with piezoelectric beam micron actuatorINST DATA STORAGE·Filed 2001·Granted Feb 18, 2003·14 cites·14 claims
Showing the top 50 of 78 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →