MingZhong Ding

Person

Singapore, SG

People

Patents Grantslast 30 patents

Information Patent Grant
Idle power saving for actuator device
- Patent number 11,790,947
- Issue date Oct 17, 2023
- Seagate Technology LLC
- Tze Ming Pang
- G11 - INFORMATION STORAGE
Information Patent Grant
Detection of z-axis non-operation shock
- Patent number 10,176,843
- Issue date Jan 8, 2019
- Seagate Technology LLC
- Xiong Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Vibration compensation using disk locked clock error
- Patent number 10,090,009
- Issue date Oct 2, 2018
- Seagate Technology LLC
- Qiang Bi
- G11 - INFORMATION STORAGE
Information Patent Grant
Direct current magnetoresistive jog offset compensation
- Patent number 10,068,600
- Issue date Sep 4, 2018
- Seagate Technology LLC
- Mingzhong Ding
- G11 - INFORMATION STORAGE
Information Patent Grant
Detection of Z-axis non-operation shock
- Patent number 9,916,858
- Issue date Mar 13, 2018
- Seagate Technology LLC
- Xiong Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Disturbance compensation for dual-stage servo system using vibratio...
- Patent number 9,858,955
- Issue date Jan 2, 2018
- Seagate Technology LLC
- WenJun Cao
- G11 - INFORMATION STORAGE
Information Patent Grant
Direct current magnetoresistive jog offset compensation
- Patent number 9,837,111
- Issue date Dec 5, 2017
- Seagate Technology LLC
- Mingzhong Ding
- G11 - INFORMATION STORAGE
Information Patent Grant
Direct current magnetoresistive jog offset compensation
- Patent number 9,520,149
- Issue date Dec 13, 2016
- Seagate Technology LLC
- Mingzhong Ding
- G11 - INFORMATION STORAGE
Information Patent Grant
Dependent write fault threshold
- Patent number 9,495,988
- Issue date Nov 15, 2016
- Seagate Technology LLC
- Xiong Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Write fault threshold for a set of tracks
- Patent number 9,236,073
- Issue date Jan 12, 2016
- Seagate Technology LLC
- Xiong Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
AC MR-offset compensation
- Patent number 9,117,471
- Issue date Aug 25, 2015
- Seagate Technology LLC
- Xiong Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Dynamic configuration of seek recovery in a disk drive
- Patent number 9,111,560
- Issue date Aug 18, 2015
- Seagate Technology LLC
- GuoQing Zhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Shock absorber capable of damping vibration
- Patent number 8,702,073
- Issue date Apr 22, 2014
- Seagate Technology LLC
- JuiJing Lim
- G11 - INFORMATION STORAGE
Information Patent Grant
Storage device maintenance in a portable device based on a power event
- Patent number 8,635,491
- Issue date Jan 21, 2014
- Seagate Technology LLC
- Mingzhong Ding
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Determining microactuator failure in a multi-stage tracking system
- Patent number 8,467,144
- Issue date Jun 18, 2013
- Seagate Technology LLC
- Kang Hai Lim
- G11 - INFORMATION STORAGE
Information Patent Grant
Scanning reassigned data storage locations
- Patent number 8,069,384
- Issue date Nov 29, 2011
- Seagate Technology LLC
- Bo Wei
- G11 - INFORMATION STORAGE
Information Patent Grant
Data protection based on system vibration modes
- Patent number 7,760,456
- Issue date Jul 20, 2010
- Seagate Technology LLC
- Mingzhong Ding
- G11 - INFORMATION STORAGE
Information Patent Grant
Prediction-based data reassignment
- Patent number 7,627,778
- Issue date Dec 1, 2009
- Seagate Technology LLC
- HuaYuan Chen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Servo gain adjustment based on bias force error
- Patent number 7,595,957
- Issue date Sep 29, 2009
- Seagate Technology LLC
- KeXiu Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Vibration compensation based on identification of vibration frequency
- Patent number 7,596,795
- Issue date Sep 29, 2009
- Seagate Technology LLC
- Mingzhong Ding
- G11 - INFORMATION STORAGE
Information Patent Grant
Discontinuous mode back EMF measurement
- Patent number 7,576,939
- Issue date Aug 18, 2009
- Seagate Technology LLC
- KianKeong Ooi
- G11 - INFORMATION STORAGE
Information Patent Grant
Data storage medium with optimized servo format
- Patent number 7,405,893
- Issue date Jul 29, 2008
- Seagate Technology LLC
- Qiang Bi
- G11 - INFORMATION STORAGE
Information Patent Grant
Random vibration and shock compensator using a disturbance observer
- Patent number 7,319,570
- Issue date Jan 15, 2008
- Seagate Technology LLC
- QingWei Jia
- G11 - INFORMATION STORAGE
Information Patent Grant
Determining a location based on a cyclic bit sequence containing co...
- Patent number 7,242,546
- Issue date Jul 10, 2007
- Seagate Technology LLC
- KianKeong Ooi
- G11 - INFORMATION STORAGE
Information Patent Grant
Adaptive voltage-mode controller for a voice coil motor
- Patent number 7,199,964
- Issue date Apr 3, 2007
- Seagate Technology LLC
- KeXiu Liu
- G11 - INFORMATION STORAGE
Information Patent Grant
Electrical phase compensation in BEMF spindle motor control
- Patent number 7,170,249
- Issue date Jan 30, 2007
- Seagate Technology LLC
- June Christian Ang
- G11 - INFORMATION STORAGE
Information Patent Grant
Head polarity detection algorithm and apparatus
- Patent number 7,133,227
- Issue date Nov 7, 2006
- Seagate Technology LLC
- TaiVie Chiang
- G11 - INFORMATION STORAGE
Information Patent Grant
Real-time automatic loop-shaping for a disc drive servo control system
- Patent number 7,054,094
- Issue date May 30, 2006
- Seagate Technology LLC
- Tao Zhang
- G11 - INFORMATION STORAGE
Information Patent Grant
Temperature compensation of seek profiles in data storage devices
- Patent number 6,995,946
- Issue date Feb 7, 2006
- Seagate Technology LLC
- Mingzhong Ding
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for feedforward repeatable runout compensation...
- Patent number 6,859,341
- Issue date Feb 22, 2005
- Seagate Technology LLC
- ShuangQuan Min
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
IDLE POWER SAVING FOR ACTUATOR DEVICE
- Publication number 20230360676
- Publication date Nov 9, 2023
- SEAGATE TECHNOLOGY LLC
- Tze Ming Pang
- G11 - INFORMATION STORAGE
Information Patent Application
DETECTION OF Z-AXIS NON-OPERATION SHOCK
- Publication number 20180158483
- Publication date Jun 7, 2018
- SEAGATE TECHNOLOGY LLC
- Xiong LIU
- G11 - INFORMATION STORAGE
Information Patent Application
VIBRATION COMPENSATION USING DISK LOCKED CLOCK ERROR
- Publication number 20180061452
- Publication date Mar 1, 2018
- SEAGATE TECHNOLOGY LLC
- Qiang Bi
- G11 - INFORMATION STORAGE
Information Patent Application
DIRECT CURRENT MAGNETORESISTIVE JOG OFFSET COMPENSATION
- Publication number 20180033457
- Publication date Feb 1, 2018
- SEAGATE TECHNOLOGY LLC
- Mingzhong DING
- G11 - INFORMATION STORAGE
Information Patent Application
DIRECT CURRENT MAGNETORESISTIVE JOG OFFSET COMPENSATION
- Publication number 20170352371
- Publication date Dec 7, 2017
- SEAGATE TECHNOLOGY LLC
- Mingzhong DING
- G11 - INFORMATION STORAGE
Information Patent Application
DETERMINING MICROACTUATOR FAILURE IN A MULTI-STAGE TRACKING SYSTEM
- Publication number 20120281310
- Publication date Nov 8, 2012
- Seagate Technology LLC
- Kang Hai Lim
- G11 - INFORMATION STORAGE
Information Patent Application
TEMPERATURE INDUCED HEAD SKEW
- Publication number 20120044593
- Publication date Feb 23, 2012
- Seagate Technology LLC
- Yong Xiao
- G11 - INFORMATION STORAGE
Information Patent Application
SCANNING REASSIGNED DATA STORAGE LOCATIONS
- Publication number 20100313076
- Publication date Dec 9, 2010
- Seagate Technology LLC
- Bo Wei
- G11 - INFORMATION STORAGE
Information Patent Application
DISCONTINUOUS MODE BACK EMF MEASUREMENT
- Publication number 20090128946
- Publication date May 21, 2009
- Seagate Technology, LLC
- KianKeong Ooi
- G11 - INFORMATION STORAGE
Information Patent Application
DATA PROTECTION BASED ON SYSTEM VIBRATION MODES
- Publication number 20090128945
- Publication date May 21, 2009
- Seagate Technology LLC
- Mingzhong Ding
- G11 - INFORMATION STORAGE
Information Patent Application
STORAGE DEVICE MAINTENANCE IN A PORTABLE DEVICE BASED ON A POWER EVENT
- Publication number 20090089603
- Publication date Apr 2, 2009
- Seagate Technology LLC
- Mingzhong Ding
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SERVO GAIN ADJUSTMENT BASED ON BIAS FORCE ERROR
- Publication number 20090003146
- Publication date Jan 1, 2009
- Seagate Technology LLC
- KeXiu Liu
- G11 - INFORMATION STORAGE
Information Patent Application
DATA STORAGE MEDIUM HAVING SYSTEM DATA STORED IN A GUARD BAND BETWE...
- Publication number 20080304172
- Publication date Dec 11, 2008
- Seagate Technology LLC
- Qiang Bi
- G11 - INFORMATION STORAGE
Information Patent Application
Shock Absorber Capable of Damping Vibration
- Publication number 20080284074
- Publication date Nov 20, 2008
- Seagate Technology LLC
- JuiJing Lim
- G11 - INFORMATION STORAGE
Information Patent Application
Vibration Compensation Based on Identification of Vibration Frequency
- Publication number 20080262658
- Publication date Oct 23, 2008
- Seagate Technology LLC
- Mingzhong Ding
- G11 - INFORMATION STORAGE
Information Patent Application
PREDICTION-BASED DATA REASSIGNMENT
- Publication number 20080155304
- Publication date Jun 26, 2008
- Seagate Technology LLC
- HuaYuan Chen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Random vibration and shock compensator using a disturbance observer
- Publication number 20070064334
- Publication date Mar 22, 2007
- Seagate Technology LLC
- QingWei Jia
- G11 - INFORMATION STORAGE
Information Patent Application
Adaptive voltage-mode controller for a voice coil motor
- Publication number 20070013337
- Publication date Jan 18, 2007
- Seagate Technology LLC
- KeXiu Liu
- G11 - INFORMATION STORAGE
Information Patent Application
Electrical phase compensation in BEMF spindle motor control
- Publication number 20060097681
- Publication date May 11, 2006
- Seagate Technology LLC
- June Christian Ang
- G11 - INFORMATION STORAGE
Information Patent Application
Head polarity detection algorithm and apparatus
- Publication number 20050157415
- Publication date Jul 21, 2005
- TaiVie Chiang
- G11 - INFORMATION STORAGE
Information Patent Application
Determining a location based on a cyclic bit sequence containing co...
- Publication number 20050078396
- Publication date Apr 14, 2005
- KianKeong Ooi
- G11 - INFORMATION STORAGE
Information Patent Application
Motor torque variation compensation
- Publication number 20050034539
- Publication date Feb 17, 2005
- LeeLing Tan
- G11 - INFORMATION STORAGE
Information Patent Application
Temperature compensation of seek profiles in data storage devices
- Publication number 20040264036
- Publication date Dec 30, 2004
- Seagate Technology LLC
- Mingzhong Ding
- G11 - INFORMATION STORAGE
Information Patent Application
Electrical phase compensation in BEMF spindle motor control
- Publication number 20040245950
- Publication date Dec 9, 2004
- June Christian Ang
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for feedforward repeatable runout compensation...
- Publication number 20030193736
- Publication date Oct 16, 2003
- ShuangQuan Min
- G11 - INFORMATION STORAGE
Information Patent Application
Phase-advanced filter for robust resonance cancellation
- Publication number 20030076615
- Publication date Apr 24, 2003
- Seagate Technology LLC
- Mingzhong Ding
- G11 - INFORMATION STORAGE
Information Patent Application
Sinusoidal feed-forward seek with adaptive acoustic level constraint
- Publication number 20030057900
- Publication date Mar 27, 2003
- Seagate Technology LLC
- ShuangQuan Min
- G11 - INFORMATION STORAGE
Information Patent Application
Real-time automatic loop-shaping for a disc drive servo control system
- Publication number 20020093754
- Publication date Jul 18, 2002
- Tao Zhang
- G11 - INFORMATION STORAGE
Information Patent Application
Head-disc assembly with embedded product identification code
- Publication number 20020060870
- Publication date May 23, 2002
- Seagate Technology LLC
- JackMing Teng
- G11 - INFORMATION STORAGE
Information Patent Application
Method and apparatus for handling multiple resonance frequencies in...
- Publication number 20020041472
- Publication date Apr 11, 2002
- MingZhong Ding
- G11 - INFORMATION STORAGE

MingZhong Ding

Person

Patents Grantslast 30 patents

Idle power saving for actuator device

Detection of z-axis non-operation shock

Vibration compensation using disk locked clock error

Direct current magnetoresistive jog offset compensation

Detection of Z-axis non-operation shock

Disturbance compensation for dual-stage servo system using vibratio...

Direct current magnetoresistive jog offset compensation

Direct current magnetoresistive jog offset compensation

Dependent write fault threshold

Write fault threshold for a set of tracks

AC MR-offset compensation

Dynamic configuration of seek recovery in a disk drive

Shock absorber capable of damping vibration

Storage device maintenance in a portable device based on a power event

Determining microactuator failure in a multi-stage tracking system

Scanning reassigned data storage locations

Data protection based on system vibration modes

Prediction-based data reassignment

Servo gain adjustment based on bias force error

Vibration compensation based on identification of vibration frequency

Discontinuous mode back EMF measurement

Data storage medium with optimized servo format

Random vibration and shock compensator using a disturbance observer

Determining a location based on a cyclic bit sequence containing co...

Adaptive voltage-mode controller for a voice coil motor

Electrical phase compensation in BEMF spindle motor control

Head polarity detection algorithm and apparatus

Real-time automatic loop-shaping for a disc drive servo control system

Temperature compensation of seek profiles in data storage devices

Method and apparatus for feedforward repeatable runout compensation...

Patents Applicationslast 30 patents

IDLE POWER SAVING FOR ACTUATOR DEVICE

DETECTION OF Z-AXIS NON-OPERATION SHOCK

VIBRATION COMPENSATION USING DISK LOCKED CLOCK ERROR

DIRECT CURRENT MAGNETORESISTIVE JOG OFFSET COMPENSATION

DIRECT CURRENT MAGNETORESISTIVE JOG OFFSET COMPENSATION

DETERMINING MICROACTUATOR FAILURE IN A MULTI-STAGE TRACKING SYSTEM

TEMPERATURE INDUCED HEAD SKEW

SCANNING REASSIGNED DATA STORAGE LOCATIONS

DISCONTINUOUS MODE BACK EMF MEASUREMENT

DATA PROTECTION BASED ON SYSTEM VIBRATION MODES

STORAGE DEVICE MAINTENANCE IN A PORTABLE DEVICE BASED ON A POWER EVENT

SERVO GAIN ADJUSTMENT BASED ON BIAS FORCE ERROR

DATA STORAGE MEDIUM HAVING SYSTEM DATA STORED IN A GUARD BAND BETWE...

Shock Absorber Capable of Damping Vibration

Vibration Compensation Based on Identification of Vibration Frequency

PREDICTION-BASED DATA REASSIGNMENT

Random vibration and shock compensator using a disturbance observer

Adaptive voltage-mode controller for a voice coil motor

Electrical phase compensation in BEMF spindle motor control

Head polarity detection algorithm and apparatus

Determining a location based on a cyclic bit sequence containing co...

Motor torque variation compensation

Temperature compensation of seek profiles in data storage devices

Electrical phase compensation in BEMF spindle motor control

Method and apparatus for feedforward repeatable runout compensation...

Phase-advanced filter for robust resonance cancellation

Sinusoidal feed-forward seek with adaptive acoustic level constraint

Real-time automatic loop-shaping for a disc drive servo control system

Head-disc assembly with embedded product identification code

Method and apparatus for handling multiple resonance frequencies in...