ALAIN CHAHWAN

Person

IRVINE, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Data storage device employing dynamic track trajectories
- Patent number 10,748,568
- Issue date Aug 18, 2020
- Western Digital Technologies, Inc.
- Alain Chahwan
- G11 - INFORMATION STORAGE
Information Patent Grant
Data storage device aborting write operation based on accumulated t...
- Patent number 10,748,567
- Issue date Aug 18, 2020
- Western Digital Technologies, Inc.
- Hideki Zaitsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Mechanical shock mitigation for data storage
- Patent number 9,823,859
- Issue date Nov 21, 2017
- Western Digital Technologies, Inc.
- Alain Chahwan
- G07 - CHECKING-DEVICES
Information Patent Grant
Method and system to monitor magnetic head loading and unloading st...
- Patent number 9,401,165
- Issue date Jul 26, 2016
- Western Digital Technologies, Inc.
- Jifang Tian
- G11 - INFORMATION STORAGE
Information Patent Grant
Dynamically throttling host commands to disk drives
- Patent number 9,274,966
- Issue date Mar 1, 2016
- Western Digital Technologies, Inc.
- Alain Chahwan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Disk drive actuating first head microactuator while sensing signal...
- Patent number 9,053,724
- Issue date Jun 9, 2015
- Western Digital Technologies, Inc.
- Alain Chahwan
- G11 - INFORMATION STORAGE
Information Patent Grant
Electronic system with vibration management mechanism and method of...
- Patent number 9,013,825
- Issue date Apr 21, 2015
- Western Digital Technologies, Inc.
- Alain Chahwan
- G11 - INFORMATION STORAGE
Information Patent Grant
Booting from a secondary storage device in order to accumulate disk...
- Patent number 9,009,455
- Issue date Apr 14, 2015
- Western Digital Technologies, Inc.
- Mingji Lou
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive selecting disturbance signal for feed-forward compensation
- Patent number 8,953,278
- Issue date Feb 10, 2015
- Western Digital Technologies, Inc.
- Jianguo Zhou
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive implementing hysteresis for primary shock detector based...
- Patent number 8,947,819
- Issue date Feb 3, 2015
- Western Digital Technologies, Inc.
- Timothy A. Ferris
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive detecting microactuator degradation by evaluating freque...
- Patent number 8,929,022
- Issue date Jan 6, 2015
- Western Digital Technologies, Inc.
- Yanan Huang
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive releasing variable amount of buffered write data based o...
- Patent number 8,922,931
- Issue date Dec 30, 2014
- Western Digital Technologies, Inc.
- Chuanwen Ji
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive evaluating multiple vibration sensor outputs to enable w...
- Patent number 8,922,937
- Issue date Dec 30, 2014
- Western Digital Technologies, Inc.
- Alain Chahwan
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive reducing write unsafe threshold when detecting an unreco...
- Patent number 8,913,338
- Issue date Dec 16, 2014
- Western Digital Technologies, Inc.
- Alain Chahwan
- G11 - INFORMATION STORAGE
Information Patent Grant
Adaptive track follow control
- Patent number 8,896,955
- Issue date Nov 25, 2014
- Western Digital Technologies, Inc.
- Min Chen
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive adjusting write block size based on detected vibration
- Patent number 8,885,283
- Issue date Nov 11, 2014
- Western Digital Technologies, Inc.
- Alain Chahwan
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive predicting off-track error due to disturbances occurring...
- Patent number 8,767,332
- Issue date Jul 1, 2014
- Western Digital Technologies, Inc.
- Alain Chahwan
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive selecting disturbance signal for feed-forward compensation
- Patent number 8,737,013
- Issue date May 27, 2014
- Western Digital Technologies, Inc.
- Jianguo Zhou
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive adjusting noise spectrum to reduce resonance excitation...
- Patent number 8,717,696
- Issue date May 6, 2014
- Western Digital Technologies, Inc.
- Robert P. Ryan
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive generating feed-forward actuator compensation based on a...
- Patent number 8,634,158
- Issue date Jan 21, 2014
- Western Digital Technologies, Inc.
- Alain Chahwan
- G11 - INFORMATION STORAGE
Information Patent Grant
Adaptive data writing mode based on drive environment
- Patent number 8,315,006
- Issue date Nov 20, 2012
- Western Digital Technologies, Inc.
- Alain Chahwan
- G11 - INFORMATION STORAGE
Information Patent Grant
Adaptive shock detection
- Patent number 8,179,626
- Issue date May 15, 2012
- Western Digital Technologies, Inc.
- Robert P. Ryan
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive compensating for rotational vibrations, physical shocks,...
- Patent number 7,471,483
- Issue date Dec 30, 2008
- Western Digital Technologies, Inc.
- Timothy A. Ferris
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
MECHANICAL SHOCK MITIGATION FOR DATA STORAGE
- Publication number 20180074728
- Publication date Mar 15, 2018
- Western Digital Technologies, Inc.
- Alain Chahwan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MECHANICAL SHOCK MITIGATION FOR DATA STORAGE
- Publication number 20160132257
- Publication date May 12, 2016
- WESTERN DIGITAL TECHNOLOGIES, INC.
- ALAIN CHAHWAN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DISK DRIVE SELECTING DISTURBANCE SIGNAL FOR FEED-FORWARD COMPENSATION
- Publication number 20130120870
- Publication date May 16, 2013
- WESTERN DIGITAL TECHNOLOGIES, INC.
- JIANGUO ZHOU
- G11 - INFORMATION STORAGE
Information Patent Application
BOOTING FROM A SECONDARY STORAGE DEVICE IN ORDER TO ACCUMULATE DISK...
- Publication number 20120284493
- Publication date Nov 8, 2012
- WESTERN DIGITAL TECHNOLOGIES, INC.
- MINGJI LOU
- G11 - INFORMATION STORAGE

ALAIN CHAHWAN

Person

Patents Grantslast 30 patents

Data storage device employing dynamic track trajectories

Data storage device aborting write operation based on accumulated t...

Mechanical shock mitigation for data storage

Method and system to monitor magnetic head loading and unloading st...

Dynamically throttling host commands to disk drives

Disk drive actuating first head microactuator while sensing signal...

Electronic system with vibration management mechanism and method of...

Booting from a secondary storage device in order to accumulate disk...

Disk drive selecting disturbance signal for feed-forward compensation

Disk drive implementing hysteresis for primary shock detector based...

Disk drive detecting microactuator degradation by evaluating freque...

Disk drive releasing variable amount of buffered write data based o...

Disk drive evaluating multiple vibration sensor outputs to enable w...

Disk drive reducing write unsafe threshold when detecting an unreco...

Adaptive track follow control

Disk drive adjusting write block size based on detected vibration

Disk drive predicting off-track error due to disturbances occurring...

Disk drive selecting disturbance signal for feed-forward compensation

Disk drive adjusting noise spectrum to reduce resonance excitation...

Disk drive generating feed-forward actuator compensation based on a...

Adaptive data writing mode based on drive environment

Adaptive shock detection

Disk drive compensating for rotational vibrations, physical shocks,...

Patents Applicationslast 30 patents

MECHANICAL SHOCK MITIGATION FOR DATA STORAGE

MECHANICAL SHOCK MITIGATION FOR DATA STORAGE

DISK DRIVE SELECTING DISTURBANCE SIGNAL FOR FEED-FORWARD COMPENSATION

BOOTING FROM A SECONDARY STORAGE DEVICE IN ORDER TO ACCUMULATE DISK...