| Patent | Date |
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Location predicative restoration of compressed images stored on a hard disk drive with soft and hard errors
Grant 7,694,224 - Ottesen , et al. April 6, 2 | 2010-04-06 |
Method of manufacturing an apparatus and a method for estimating the flyheight of an airbearing slider in a storage device
Grant 7,268,965 - Brannon , et al. September 11, 2 | 2007-09-11 |
Apparatus for look-ahead thermal sensing in a data storage device
Grant 7,027,263 - Ottesen , et al. April 11, 2 | 2006-04-11 |
Method for look-ahead thermal sensing in a data storage device
Grant 6,956,707 - Ottesen , et al. October 18, 2 | 2005-10-18 |
Method and apparatus for controlling data read/write between a hard disk and a hard disk controller
Grant 6,927,929 - Gong , et al. August 9, 2 | 2005-08-09 |
Method and apparatus for determining track identity from abbreviated track identifying data in a disk drive data storage device
Grant 6,831,808 - Ottesen , et al. December 14, 2 | 2004-12-14 |
Method of manufacturing an apparatus and a method for estimating the flyheight of an airbearing slider in a storage device
App 20040240099 - Brannon, James Hammond ; et al. | 2004-12-02 |
Method and apparatus for estimating the flyheight of an airbearing slider in a storage device
Grant 6,785,079 - Brannon , et al. August 31, 2 | 2004-08-31 |
Servo format for disk drive data storage devices
Grant 6,775,081 - Ottesen , et al. August 10, 2 | 2004-08-10 |
Adaptive dual-frequency notch filter
Grant 6,768,607 - Ottesen , et al. July 27, 2 | 2004-07-27 |
Method and apparatus for in situ detection of high-flying sliders over customer data
Grant 6,765,745 - Smith , et al. July 20, 2 | 2004-07-20 |
Method and apparatus for estimating the flyheight of an airbearing slider in a storage device using variable spindle velocity
Grant 6,762,899 - Ottesen , et al. July 13, 2 | 2004-07-13 |
Method and apparatus for enhanced, high speed updating and storing of E-commerce orders in a server
Grant 6,741,970 - Smith , et al. May 25, 2 | 2004-05-25 |
Method and apparatus for controlling data read/write between a hard disk and a harddisk controller
App 20040075925 - Gong, Karl ; et al. | 2004-04-22 |
Power savings method and apparatus for disk drives
Grant 6,717,763 - Ottesen , et al. April 6, 2 | 2004-04-06 |
Method and disk drive for enhanced performance in the presence of stationary PES outliers
Grant 6,700,728 - Smith , et al. March 2, 2 | 2004-03-02 |
Method and apparatus for predictive failure analysis technique for head crashes in hard drives using position error signal
Grant 6,683,737 - Gong , et al. January 27, 2 | 2004-01-27 |
Method and apparatus for identifying spindle imbalance in a hard disk drive
Grant 6,678,108 - Smith , et al. January 13, 2 | 2004-01-13 |
System and method for estimating a frequency of slider airbearing resonance
Grant 6,674,590 - Ottesen , et al. January 6, 2 | 2004-01-06 |
Readback signal detection and analysis in a magnetic data storage system
Grant 6,671,111 - Ottesen , et al. December 30, 2 | 2003-12-30 |
Methods and apparatus for detection and analysis of an envelope of a frequency modulated readback signal in a magnetic storage system
Grant 6,665,134 - Ottesen , et al. December 16, 2 | 2003-12-16 |
Method and apparatus for positioning a transducer using a phase difference in surface profile variations on a storage medium
Grant 6,657,809 - Ottesen , et al. December 2, 2 | 2003-12-02 |
Restoration of hard disk drive readback signal in the presence of thermal modulation
Grant 6,654,191 - Ottesen , et al. November 25, 2 | 2003-11-25 |
Apparatus for look-ahead thermal sensing in a data storage device
App 20030210488 - Ottesen, Hal Hjalmar ; et al. | 2003-11-13 |
Method for look-ahead thermal sensing in a data storage device
App 20030210486 - Ottesen, Hal Hjalmar ; et al. | 2003-11-13 |
Location predicative restoration of compressed images stored on a hard disk drive with soft and hard errors
App 20030164846 - Ottesen, Hal Hjalmar ; et al. | 2003-09-04 |
Method and apparatus for determining the tribology for a head/disk interface
Grant 6,608,727 - Ottesen , et al. August 19, 2 | 2003-08-19 |
Method and apparatus for in situ detection of high-flying sliders over customer data
App 20030123171 - Smith, Gordon James ; et al. | 2003-07-03 |
System and method for estimating a frequency of slider airbearing resonance
App 20030086194 - Ottesen, Hal Hjalmar ; et al. | 2003-05-08 |
Generation of a fixed angular disk position index in a DASD using a sensorless spindle motor
Grant 6,560,054 - Ottesen , et al. May 6, 2 | 2003-05-06 |
Generation of higher-order harmonic sine and cosine sequences by indexing a first-order sine/cosine table
Grant 6,556,371 - Ottesen , et al. April 29, 2 | 2003-04-29 |
Adaptive dual-frequency notch filter
App 20030058558 - Ottesen, Hal Hjalmar ; et al. | 2003-03-27 |
Multimedia direct access storage device and formatting method
Grant 6,529,685 - Ottesen , et al. March 4, 2 | 2003-03-04 |
Servo format for disk drive data storage devices
App 20030039047 - Ottesen, Hal Hjalmar ; et al. | 2003-02-27 |
Method and apparatus for determining track identity from abbreviated track identifying data in a disk drive data storage device
App 20030035239 - Ottesen, Hal Hjalmar ; et al. | 2003-02-20 |
Method and apparatus for identifying spindle imbalance in a hard disk drive
App 20030030936 - Smith, Gordon James ; et al. | 2003-02-13 |
Method and apparatus for implementing an in-situ digital harmonic computation facility for direct access storage device (DASD)
Grant 6,519,102 - Smith , et al. February 11, 2 | 2003-02-11 |
Method and apparatus for improved PES demodulation in the presence of thermal asperities
App 20030026035 - Smith, Gordon James ; et al. | 2003-02-06 |
Method and apparatus for predictive failure analysis technique for head crashes in hard drives using mechanical sway mode detection
App 20030016462 - Gong, Karl ; et al. | 2003-01-23 |
In-situ envelope detection system for magnetic recording
App 20020191314 - Ottesen, Hal Hjalmar ; et al. | 2002-12-19 |
Head modulation detection
App 20020191313 - Ottesen, Hal Hjalmar ; et al. | 2002-12-19 |
Method and disk drive for enhanced performance in the presence of stationary PES outliers
App 20020191325 - Smith, Gordon James ; et al. | 2002-12-19 |
Power savings method and apparatus for disk drives
App 20020171966 - Ottesen, Hal Hjalmar ; et al. | 2002-11-21 |
Method and apparatus for estimating the flyheight of an airbearing slider in a storage device using variable spindle velocity
App 20020167745 - Ottesen, Hal Hjalmar ; et al. | 2002-11-14 |
Method and apparatus for estimating the flyheight of an airbearing slider in a storage device
App 20020145818 - Brannon, James Hammond ; et al. | 2002-10-10 |
Method and apparatus for determining the tribology for a head/disk interface
App 20020141090 - Ottesen, Hal Hjalmar ; et al. | 2002-10-03 |
Storage disk having surface profile variations patterned to reduce slider airbearing modulation
App 20020131186 - Ottesen, Hal Hjalmar ; et al. | 2002-09-19 |
Method and apparatus for enhanced, high speed updating and storing of E-commerce orders in a server
App 20020120524 - Smith, Gordon James ; et al. | 2002-08-29 |
Method and apparatus for positioning a transducer using a phase difference in surface profile variations on a storage medium
App 20020101680 - Ottesen, Hal Hjalmar ; et al. | 2002-08-01 |
Adaptive compensation for arm electronics amplification circuitry of a disk drive system
Grant 6,415,238 - Ottesen , et al. July 2, 2 | 2002-07-02 |
Method and apparatus for detection slider airbearing resonance using SAT P-list data
Grant 6,407,874 - Smith , et al. June 18, 2 | 2002-06-18 |
System and method for extending the operating life of a magnetoresistive transducer provided in a disk drive system
Grant 6,385,000 - Ottesen , et al. May 7, 2 | 2002-05-07 |
Multimedia direct access storage device and formatting method
App 20010041062 - Ottesen, Hal Hjalmar ; et al. | 2001-11-15 |
Real-time head-to-disk clearance measuring method and apparatus
Grant 6,288,856 - Ottesen , et al. September 11, 2 | 2001-09-11 |
Rigid disk surface defect detection and classification
Grant 6,281,676 - Ottesen , et al. August 28, 2 | 2001-08-28 |
System and method for estimating a frequency of slider airbearing resonance
Grant 6,275,345 - Ottesen , et al. August 14, 2 | 2001-08-14 |
Method and apparatus for calibrating a thermal response of a magnetoresistive element
Grant 6,239,936 - Abraham , et al. May 29, 2 | 2001-05-29 |
Apparatus with the method of unique disk identification for magnetic hard disk drives
Grant 6,222,697 - Ottesen , et al. April 24, 2 | 2001-04-24 |
Multimedia direct access storage device and formatting method
Grant 6,208,804 - Ottesen , et al. March 27, 2 | 2001-03-27 |
Method and apparatus for positioning a dual element magnetoresistive head
Grant 6,154,335 - Smith , et al. November 28, 2 | 2000-11-28 |
In situ method and apparatus for detecting surface defects to identify handling damage in a disk drive
Grant 6,154,858 - Ottesen , et al. November 28, 2 | 2000-11-28 |
Multiple element transducer for magnetic recording
Grant 6,104,562 - Ottesen , et al. August 15, 2 | 2000-08-15 |
System and method for detecting head-to-disk contact in-situ a direct access storage device using a position error signal
Grant 6,097,559 - Ottesen , et al. August 1, 2 | 2000-08-01 |
Method and apparatus for separating magnetic and thermal components from an MR read signal
Grant 6,088,176 - Smith , et al. July 11, 2 | 2000-07-11 |
In situ offset correction for position error signal
Grant 6,078,461 - Smith , et al. June 20, 2 | 2000-06-20 |
Disk drive having optimized spindle speed for environment
Grant 6,067,203 - Ottesen , et al. May 23, 2 | 2000-05-23 |
Method for optimization of seek and settle performance in hard disk drives
Grant 6,031,683 - Iverson , et al. February 29, 2 | 2000-02-29 |
Method and apparatus for controlling a multiple-stage actuator for a disk drive
Grant 6,005,742 - Cunningham , et al. December 21, 1 | 1999-12-21 |
Method and apparatus for rotary actuator arc compensation correction in a direct access storage device
Grant 6,002,540 - Cunningham , et al. December 14, 1 | 1999-12-14 |
Method and apparatus for real-time filtering of a position error signal for a disk drive servo system
Grant 5,995,317 - Ottesen November 30, 1 | 1999-11-30 |
Adaptive and in-situ load/unload damage estimation and compensation
Grant 5,973,870 - Boutaghou , et al. October 26, 1 | 1999-10-26 |
Method and apparatus for ramp load and unload
Grant 5,936,788 - Boutaghou , et al. August 10, 1 | 1999-08-10 |
Multimedia server system and method for communicating multimedia information
Grant 5,930,493 - Ottesen , et al. July 27, 1 | 1999-07-27 |
Method and apparatus for positioning a magnetoresistive head
Grant 5,880,901 - Smith , et al. March 9, 1 | 1999-03-09 |
Method and apparatus for real-time filtering of a position error signal for a disk drive servo system
Grant 5,875,066 - Ottesen February 23, 1 | 1999-02-23 |
Method and apparatus for positioning a dual element magnetoresistive head using thermal signals
Grant 5,872,676 - Smith , et al. February 16, 1 | 1999-02-16 |
Method and apparatus for evasive maneuvering to keep DASD heads away from protruding surface defects
Grant 5,870,241 - Ottesen , et al. February 9, 1 | 1999-02-09 |
Method and apparatus for rotary actuator arc compensation correction in a direct access storage device
Grant 5,854,722 - Cunningham , et al. December 29, 1 | 1998-12-29 |
Method and apparatus for calibrating a thermal response of a magnetoresistive transducer
Grant 5,838,514 - Smith , et al. November 17, 1 | 1998-11-17 |
Disk drive having position sensor for ramp load and unload, and method for its use
Grant 5,831,786 - Boutaghou , et al. November 3, 1 | 1998-11-03 |
Disk drive having optimized spindle speed for environment
Grant 5,764,430 - Ottesen , et al. June 9, 1 | 1998-06-09 |
Multimedia direct access storage device and formatting method
Grant 5,751,883 - Ottesen , et al. May 12, 1 | 1998-05-12 |
Method and apparatus for restoring a thermal response signal of a magnetoresistive head
Grant 5,751,510 - Smith , et al. May 12, 1 | 1998-05-12 |
Method and apparatus for positioning a magnetoresistive head using thermal response to servo information on the record medium
Grant 5,739,972 - Smith , et al. April 14, 1 | 1998-04-14 |
Optimally banded disk for use with multiple frequency channel
Grant 5,739,994 - Ottesen , et al. April 14, 1 | 1998-04-14 |
System for equalizing operating temperature by allocating infrequently accessed data to the high temperature DASD and allocating frequently accessed data to the low temperature DASD
Grant 5,732,215 - Boutaghou , et al. March 24, 1 | 1998-03-24 |
Media-on-demand communication system and method employing direct access storage device
Grant 5,721,815 - Ottesen , et al. February 24, 1 | 1998-02-24 |
Multimedia control system and method for controlling multimedia program presentation
Grant 5,721,878 - Ottesen , et al. February 24, 1 | 1998-02-24 |
Method and apparatus for positioning transducers to correct for read and write element misregistration offsets which vary dependent on rotary actuator angular position across a disk medium
Grant 5,682,274 - Brown , et al. October 28, 1 | 1997-10-28 |
Intelligent multimedia set-top control method and apparatus in which billing signals are communicated to an information network upon presentation of downloaded media programs
Grant 5,654,747 - Ottesen , et al. August 5, 1 | 1997-08-05 |
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