| Patent | Date |
|---|
Motor torque smoothing on combustion engines by approximating a periodic waveform using sinusoids
Grant 11,421,613 - Serrano , et al. August 23, 2 | 2022-08-23 |
Motor Torque Smoothing For Recharging Events On Combustion Engines
App 20220203959 - Srinivasan; Vijay ; et al. | 2022-06-30 |
Motor Torque Smoothing On Combustion Engines By Approximating A Periodic Waveform Using Sinusoids
App 20220205399 - Serrano; Louis Joseph ; et al. | 2022-06-30 |
Motor torque smoothing for recharging events on combustion engines
Grant 11,208,093 - Srinivasan , et al. December 28, 2 | 2021-12-28 |
Motor torque smoothing on combustion engines by approximating a periodic waveform using sinusoids
Grant 11,143,125 - Serrano , et al. October 12, 2 | 2021-10-12 |
Adaptable hybrid and selection method for ADSL modem data rate improvement
Grant 7,123,651 - Altekar , et al. October 17, 2 | 2006-10-17 |
Employing off-track capability in data access operations in a direct access storage device
Grant 6,788,489 - Chang , et al. September 7, 2 | 2004-09-07 |
Adaptable hybrid and selection method for ADSL modem data rate improvement
App 20040022308 - Altekar, Shirish A. ; et al. | 2004-02-05 |
Adaptive servo estimator and compensator for coil and carriage deformation in voice coil motor driven hard disk drive
Grant 6,594,106 - Serrano , et al. July 15, 2 | 2003-07-15 |
Multiple and reconfigurable data access and storage device using multiple actuators
Grant 6,563,657 - Serrano , et al. May 13, 2 | 2003-05-13 |
Position error signal linearization using an auxiliary discontinuity removal routine
Grant 6,522,493 - Dobbek , et al. February 18, 2 | 2003-02-18 |
Method and apparatus for providing feedforward control of two interacting actuators
Grant 6,519,109 - Price , et al. February 11, 2 | 2003-02-11 |
Method and system for adaptive settle and write inhibit constraints based on head geometry and servo/mechanical system
Grant 6,469,855 - Lamberts , et al. October 22, 2 | 2002-10-22 |
Disk drive with information encoded in the position error signal fields
Grant 6,462,898 - Blaum , et al. October 8, 2 | 2002-10-08 |
Method and apparatus for controlling write operations of a data storage system subjected to a shock event
Grant 6,429,990 - Serrano , et al. August 6, 2 | 2002-08-06 |
Position error signal calibration using measured bursts
Grant 6,429,995 - Dobbek , et al. August 6, 2 | 2002-08-06 |
Settle time estimator feedback for rotational position reordering in data storage devices
Grant 6,426,843 - Lamberts , et al. July 30, 2 | 2002-07-30 |
Linearity compensation for a position error signal based on repeatable and non-repeatable run out in a disk drive
Grant 6,421,198 - Lamberts , et al. July 16, 2 | 2002-07-16 |
Method and apparatus for improving disk drive seek performance
Grant 6,342,985 - Clare , et al. January 29, 2 | 2002-01-29 |
Method And Apparatus For Controlling Write Operations Of A Data Storage System Subjected To A Shock Event
App 20010043423 - SERRANO, LOUIS JOSEPH ; et al. | 2001-11-22 |
Disk Drive With Information Encoded In The Position Error Signal Fields
App 20010024335 - BLAUM, MARIO ; et al. | 2001-09-27 |
Current limiting in high performance files
Grant 6,282,046 - Houston , et al. August 28, 2 | 2001-08-28 |
Shock detector in a disk drive servo control system
Grant 6,226,140 - Serrano , et al. May 1, 2 | 2001-05-01 |
Hardware inhibit for a disk drive digital servo control system
Grant 6,215,608 - Serrano , et al. April 10, 2 | 2001-04-10 |
Servo system responsive to temperature changes
Grant 6,188,191 - Frees , et al. February 13, 2 | 2001-02-13 |
Self servo rewrite method and apparatus
Grant 6,181,500 - Serrano , et al. January 30, 2 | 2001-01-30 |
Data storage disk with information encoded in the position error signal fields
Grant 6,141,176 - Blaum , et al. October 31, 2 | 2000-10-31 |
Head selectable servo notch filter and method for improving servo system performance
Grant 6,122,125 - Clare , et al. September 19, 2 | 2000-09-19 |
Method and apparatus for preventing write operations in the presence of post-shock motion
Grant 6,115,200 - Allen , et al. September 5, 2 | 2000-09-05 |
Method and apparatus for providing separate read/write velocity curves
Grant 6,111,720 - Clare , et al. August 29, 2 | 2000-08-29 |
Gain control for a dual burst, dual frequency PES servo pattern
Grant 6,078,445 - Serrano , et al. June 20, 2 | 2000-06-20 |
Method and apparatus for encoding digital servo information in a servo burst
Grant 6,049,438 - Serrano , et al. April 11, 2 | 2000-04-11 |
Multiple servo track types using multiple frequency servo patterns
Grant 6,034,835 - Serrano March 7, 2 | 2000-03-07 |
Disk drive with multiple actuators on a single axis and disk surfaces of differing track pitch
Grant 6,005,743 - Price , et al. December 21, 1 | 1999-12-21 |
Servo-free velocity estimator for coil driven actuator arm in a data storage drive
Grant 5,963,393 - Rowan , et al. October 5, 1 | 1999-10-05 |
System and method for adjusting actuator control current for directional torque variance in a disk drive
Grant 5,912,782 - Lee , et al. June 15, 1 | 1999-06-15 |
Digital servo control system for a data recording disk file with improved saturation modelling
Grant 5,898,286 - Clare , et al. April 27, 1 | 1999-04-27 |
Disk drive servo sensing gain normalization and linearization
Grant 5,825,579 - Cheung , et al. October 20, 1 | 1998-10-20 |
Seek optimization for disk files with side-by-side head
Grant 5,793,555 - Belser , et al. August 11, 1 | 1998-08-11 |
Disk drive with multiple actuators on a single axis having different inertia characteristics
Grant 5,761,007 - Price , et al. June 2, 1 | 1998-06-02 |
Method and apparatus for servo control with high efficiency gray code for servo track ID
Grant 5,757,567 - Hetzler , et al. May 26, 1 | 1998-05-26 |
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