Richard Koonwai Wong

Person

San Jose, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Disk drive initializing servo read channel by reading data precedin...
- Patent number 9,047,919
- Issue date Jun 2, 2015
- Western Digitial Technologies, Inc.
- Guoxiao Guo
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive compensating for cycle slip of disk locked clock when re...
- Patent number 9,025,269
- Issue date May 5, 2015
- Western Digital Technologies, Inc.
- Richard K. Wong
- G11 - INFORMATION STORAGE
Information Patent Grant
Data storage device estimating servo zone to reduce size of track a...
- Patent number 8,934,186
- Issue date Jan 13, 2015
- Western Digital Technologies, Inc.
- Wei Guo
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive iteratively adapting correction value that compensates f...
- Patent number 8,891,194
- Issue date Nov 18, 2014
- Western Digital Technologies, Inc.
- Sanghoon Chu
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for establishing and maintaining radial position for hard di...
- Patent number 7,826,167
- Issue date Nov 2, 2010
- Broadcom Corporation
- King Wai Thomas Lau
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for establishing and maintaining radial position for hard di...
- Patent number 7,471,481
- Issue date Dec 30, 2008
- Broadcom Corporation
- King Wai Thomas Lau
- G11 - INFORMATION STORAGE
Information Patent Grant
Hard disk drive repeatable runout feed forward cancellation with hi...
- Patent number 7,433,148
- Issue date Oct 7, 2008
- Broadcom Corporation
- Richard Koonwai Wong
- G11 - INFORMATION STORAGE
Information Patent Grant
Read write (RW) head position control for self servo writing process
- Patent number 7,312,943
- Issue date Dec 25, 2007
- Broadcom Corporation
- King Wai Thomas Lau
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive with feed-forward control path that receives a reference...
- Patent number 6,614,618
- Issue date Sep 2, 2003
- Western Digital Technologies, Inc.
- Edgar D. Sheh
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for transparent switching and controlling optical signals us...
- Patent number 6,529,654
- Issue date Mar 4, 2003
- Nayna Networks, Inc.
- Richard Koonwai Wong
- G02 - OPTICS
Information Patent Grant
Floating interface for integrated circuit test head
- Patent number 6,377,062
- Issue date Apr 23, 2002
- Credence Systems Corporation
- Carlos Ramos
- G01 - MEASURING TESTING
Information Patent Grant
Repeatable runout cancellation in sectored servo disk drive positio...
- Patent number 6,310,742
- Issue date Oct 30, 2001
- Western Digital Technologies, Inc.
- Ara W. Nazarian
- G11 - INFORMATION STORAGE
Information Patent Grant
Repeatable runout cancellation in sectored servo disk drive positio...
- Patent number 6,141,175
- Issue date Oct 31, 2000
- Western Digital Corporation
- Ara W. Nazarian
- G11 - INFORMATION STORAGE
Information Patent Grant
Hardware PES calculator
- Patent number 6,130,798
- Issue date Oct 10, 2000
- Seagate Technology LLC
- Dar-Der Chang
- G11 - INFORMATION STORAGE
Information Patent Grant
Hybrid method of determining a fractional track position of a read...
- Patent number 6,122,133
- Issue date Sep 19, 2000
- Western Digital Corporation
- Ara W. Nazarian
- G11 - INFORMATION STORAGE
Information Patent Grant
Self-PES linearity calibration method for MR head
- Patent number 5,946,158
- Issue date Aug 31, 1999
- Western Digital Corporation
- Ara W. Nazarian
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Method for establishing and maintaining radial position for hard di...
- Publication number 20090067084
- Publication date Mar 12, 2009
- BROADCOM CORPORATION
- King Wai Thomas Lau
- G11 - INFORMATION STORAGE
Information Patent Application
HARD DISK DRIVE REPEATABLE RUNOUT FEED FORWARD CANCELLATION WITH HI...
- Publication number 20070230024
- Publication date Oct 4, 2007
- Richard Koonwai Wong
- G11 - INFORMATION STORAGE
Information Patent Application
Method for establishing and maintaining radial position for hard di...
- Publication number 20070211367
- Publication date Sep 13, 2007
- Broadcom Corporation, a California Corporation
- King Wai Thomas Lau
- G11 - INFORMATION STORAGE
Information Patent Application
Read write (RW) head position control for self servo writing process
- Publication number 20070070538
- Publication date Mar 29, 2007
- King Wai Thomas Lau
- G11 - INFORMATION STORAGE

Richard Koonwai Wong

Person

Patents Grantslast 30 patents

Disk drive initializing servo read channel by reading data precedin...

Disk drive compensating for cycle slip of disk locked clock when re...

Data storage device estimating servo zone to reduce size of track a...

Disk drive iteratively adapting correction value that compensates f...

Method for establishing and maintaining radial position for hard di...

Method for establishing and maintaining radial position for hard di...

Hard disk drive repeatable runout feed forward cancellation with hi...

Read write (RW) head position control for self servo writing process

Disk drive with feed-forward control path that receives a reference...

Method for transparent switching and controlling optical signals us...

Floating interface for integrated circuit test head

Repeatable runout cancellation in sectored servo disk drive positio...

Repeatable runout cancellation in sectored servo disk drive positio...

Hardware PES calculator

Hybrid method of determining a fractional track position of a read...

Self-PES linearity calibration method for MR head

Patents Applicationslast 30 patents

Method for establishing and maintaining radial position for hard di...

HARD DISK DRIVE REPEATABLE RUNOUT FEED FORWARD CANCELLATION WITH HI...

Method for establishing and maintaining radial position for hard di...

Read write (RW) head position control for self servo writing process