Hai T. Ho

Person

Broomfield, CO, US

People

Patents Grantslast 30 patents

Information Patent Grant
Reducing actuator arm oscillation during settle mode in a disc driv...
- Patent number 6,937,428
- Issue date Aug 30, 2005
- Seagate Technology LLC
- Hai Thanh Ho
- G11 - INFORMATION STORAGE
Information Patent Grant
Digital sine/cosine wave generator
- Patent number 6,892,213
- Issue date May 10, 2005
- Seagate Technology LLC
- Tony Chun-Hung Huang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Efficient feedforward compensation for repeatable runout in a disc...
- Patent number 6,867,943
- Issue date Mar 15, 2005
- Seagate Technology LLC
- Brent Jay Harmer
- G11 - INFORMATION STORAGE
Information Patent Grant
Repeated runout position error compensation in a disc drive servo s...
- Patent number 6,819,521
- Issue date Nov 16, 2004
- Seagate Technology LLC
- Hai T. Ho
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for electronically shifting mechanical resonan...
- Patent number 6,674,601
- Issue date Jan 6, 2004
- Seagate Technology LLC
- Hai Thanh Ho
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc drive dynamics identification using synchronous excitation signal
- Patent number 6,654,197
- Issue date Nov 25, 2003
- Seagate Technology LLC
- Hai T. Ho
- G11 - INFORMATION STORAGE
Information Patent Grant
Disc drive resonance disturbance cancellation filter
- Patent number 6,636,376
- Issue date Oct 21, 2003
- Seagate Technology LLC
- Hai T. Ho
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for feedforward cancellation using a phase loc...
- Patent number 6,628,472
- Issue date Sep 30, 2003
- Seagate Technoogy LLC
- Hai T. Ho
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for feedforward cancellation using a peak dete...
- Patent number 6,618,219
- Issue date Sep 9, 2003
- Seagate Technology LLC
- Hai T. Ho
- G11 - INFORMATION STORAGE
Information Patent Grant
Dual stage positioning system using a shared voltage source
- Patent number 6,541,931
- Issue date Apr 1, 2003
- Seagate Technology LLC
- Hai Thanh Ho
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive with compensation values calculated using a non-causal i...
- Patent number 6,292,324
- Issue date Sep 18, 2001
- Maxtor Corporation
- Hai T. Ho
- G11 - INFORMATION STORAGE
Information Patent Grant
Efficient drive-level estimation of written-in servo position error
- Patent number 6,115,203
- Issue date Sep 5, 2000
- Maxtor Corporation
- Hai T. Ho
- G11 - INFORMATION STORAGE
Information Patent Grant
Disk drive with multiple disk surfaces having improved allocation o...
- Patent number 6,018,430
- Issue date Jan 25, 2000
- Maxtor Corporation
- Hai Ho
- G11 - INFORMATION STORAGE
Information Patent Grant
Servo sector allocation for high sampling rate
- Patent number 5,936,790
- Issue date Aug 10, 1999
- Maxtor Corporation
- Hai Ho
- G11 - INFORMATION STORAGE
Information Patent Grant
Data cartridge library system architecture
- Patent number 5,682,276
- Issue date Oct 28, 1997
- Western Automation Laboratories, Inc.
- Bennett C. Hinnen
- G11 - INFORMATION STORAGE
Information Patent Grant
Retaining slot for data cartridge library system
- Patent number 5,621,586
- Issue date Apr 15, 1997
- Western Automation Laboratories, Inc.
- Bennett C. Hinnen
- G11 - INFORMATION STORAGE
Information Patent Grant
Data cartridge library system architecture
- Patent number 5,555,143
- Issue date Sep 10, 1996
- Western Automation Laboratories, Inc.
- Bennett C. Hinnen
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Reducing actuator arm oscillation during settle mode in a disc driv...
- Publication number 20030206365
- Publication date Nov 6, 2003
- Hai Thanh Ho
- G11 - INFORMATION STORAGE
Information Patent Application
Detecting head-disc interference using position error signal
- Publication number 20030193727
- Publication date Oct 16, 2003
- Seagate Technology LLC
- Louis J. Fioravanti
- G11 - INFORMATION STORAGE
Information Patent Application
Efficient feedforward compensation for repeatable runout in a disc...
- Publication number 20030112544
- Publication date Jun 19, 2003
- Brent Jay Harmer
- G11 - INFORMATION STORAGE
Information Patent Application
Digital sine/cosine wave generator
- Publication number 20020165889
- Publication date Nov 7, 2002
- Seagate Technology LLC
- Tony Chun-Hung Huang
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Dual stage positioning system using a shared voltage source
- Publication number 20020057068
- Publication date May 16, 2002
- Hai Thanh Ho
- G11 - INFORMATION STORAGE
Information Patent Application
Repeated runout position error compensation in a disc drive servo s...
- Publication number 20020012191
- Publication date Jan 31, 2002
- Seagate Technology LLC
- Hai T. Ho
- G11 - INFORMATION STORAGE

Person

Patents Grantslast 30 patents

Reducing actuator arm oscillation during settle mode in a disc driv...

Digital sine/cosine wave generator

Efficient feedforward compensation for repeatable runout in a disc...

Repeated runout position error compensation in a disc drive servo s...

Method and apparatus for electronically shifting mechanical resonan...

Disc drive dynamics identification using synchronous excitation signal

Disc drive resonance disturbance cancellation filter

Method and apparatus for feedforward cancellation using a phase loc...

Method and apparatus for feedforward cancellation using a peak dete...

Dual stage positioning system using a shared voltage source

Disk drive with compensation values calculated using a non-causal i...

Efficient drive-level estimation of written-in servo position error

Disk drive with multiple disk surfaces having improved allocation o...

Servo sector allocation for high sampling rate

Data cartridge library system architecture

Retaining slot for data cartridge library system

Data cartridge library system architecture

Patents Applicationslast 30 patents

Reducing actuator arm oscillation during settle mode in a disc driv...

Detecting head-disc interference using position error signal

Efficient feedforward compensation for repeatable runout in a disc...

Digital sine/cosine wave generator

Dual stage positioning system using a shared voltage source

Repeated runout position error compensation in a disc drive servo s...