IP Library › Assignment 020599/0489
Patent Assignment
Reel/Frame 020599/0489

Release of Security Interest

Recorded: 2008-03-05 Received: 2008-03-05 Pages: 52
Assignor
Assignees
WESTERN DIGITAL TECHNOLOGIES, INC.
20511 LAKE FOREST DRIVE, LAKE FOREST, CA, 92630, UNITED STATES
WESTERN DIGITAL (FREMONT), INC.
44100 OSGOOD ROAD, FREMONT, CA, 94539, UNITED STATES
Covered Properties (100)
Disk Drive Employing Enhanced Instruction Cache Management to Facilitate Non-Sequential Immediate Operands
Application: 10/651,412 →
Disk Drive Having an Actuator Arm Assembly That Includes Stamped Actuator Arms
Application: 10/651,411 →
Reducing Estimation Period for Repeatable Runout Errors in a Disk Drive
Application: 10/651,408 →
Fetch Operations in a Disk Drive Control System
Application: 10/633,090 →
Disk Drives and Actuator Assemblies Having a Pair of Bonded Voice Coil Supporting Arms
Application: 10/632,351 →
Disk Drive Pulse Width Modulating a Voice Coil Motor Using Model Reference Current Feedback
Application: 10/633,095 →
Disk Drive Including a One-Piece Stamped Actuator Arm Assembly and Method of Making Same
Application: 10/633,190 →
Stamped Actuator Arm Having Longitudinally Spaced-Apart Stamped Protrusions for Supporting a Trace Suspension Flex
Application: 10/633,145 →
Method and Disk Drive for Improving Head Position Accuracy During Track Following Through Real-Time Identification of External Vibration and Monitoring of Write-Unsafe Occurrences
Application: 10/632,434 →
Timing Compensation in a Self-Servowriting System
Application: 10/632,880 →
Cluster-Based Cache Memory Allocation
Application: 10/628,144 →
Range-Based Cache Control System and Method
Application: 10/627,512 →
Disk Drive Employing a Modified Rotational Position Optimization Algorithm to Account for External Vibrations
Application: 10/609,241 →
Disk Drive Controlling Ripple Current of a Voice Coil Motor When Driven by a Pwm Driver
Application: 10/609,240 →
Performance of a Rotary Actuator in a Disk Drive
Application: 10/607,710 →
Disk Drive Cover for Use with a Disk Drive to Provide for Disk Shrouding and Heat Dissipation
Application: 10/608,874 →
Selecting a Track Density for Each Disk Surface of a Disk Drive Based on Head Characteristic
Application: 10/609,066 →
Flex Circuit Assembly with an Integrated Circuit Device Attached to a Base Film with an Underfill Portion and Sealed with a Glob Top Portion
Application: 10/609,062 →
Disk Drive Having an Acoustic Damping Assembly with an Acoustic Barrier Layer
Application: 10/448,487 →
Disk Drive Including a Disk Plate Having a Damping Member
Application: 10/452,569 →
Disk Drive Having an Acoustic Damping Shield Assembly with an Acoustic Barrier Layer
Application: 10/448,488 →
Method for Adaptively Allocating Data Storage Tracks in a Disk Drive to Improve Seek Performance
Application: 10/448,482 →
Method for Storing Format Specific Data in a Microcontroller Execution Memory
Application: 10/449,989 →
Disk Drive and Disk Drive-Containing Device Having Selectively Controllable Spindle Motor Spin Up Profiles
Application: 10/446,886 →
Disk Drive Comprising a Pulse Width Modulated Demand Limit Circuit for Enhancing Power Management During Spin-Down
Application: 10/446,885 →
Disk Drive Employing Commutation Phase Modulation and Current Modulation of a Spindle Motor
Application: 10/427,521 →
Method and Apparatus for Self Servowriting of Tracks of a Disk Drive Using an Observer Based on an Equivalent One-Dimensional State Model
Application: 10/427,475 →
Method for Generating a Format Specific Data Structure in a Disk Drive Having Differing Surface Formats
Application: 10/427,760 →
Head Stack and Actuator Arm Assemblies Including a Bobbin to Stiffen the Coil Portion of an Actuator of a Hard Disk Drive and Disk Drives Including the Same
Application: 10/427,651 →
Method for Calculating a Format Specific Parameter in a Disk Drive Having Differing Surface Formats
Application: 10/427,499 →
Disk Drive Suspension Assembly Including a Base Plate with Mass Reduction Openings at Distal Corners
Application: 10/427,495 →
Disk Drive and Method Having Cost-Effective Storage of the Disk Drive's Internal Program Code
Application: 10/427,484 →
Continuous Separator Plate for Use with a Disk Drive
Application: 10/425,886 →
Disk Drive Having a Disk Plate Body Attached to a Fixed Spindle Shaft of a Spindle Motor
Application: 10/425,897 →
Tag Memory Disk Cache Architecture
Application: 10/419,459 →
Disk Drive Housing Member Including an Electrically Insulative Coating and Metallic Platings and Method of Manufacturing the Same
Application: 10/404,998 →
Disk Drive Comprising an Offset-Nulling Amplifier for Detecting a Back Emf Voltage of a Voice Coil Motor
Application: 10/405,013 →
Configuring a Disk Drive to Support a Targeted Storage Format
Application: 10/404,990 →
Disk Drive Including an Actuator with a Constrained Layer Damper Disposed Upon an Actuator Body Lateral Surface
Application: 10/404,997 →
Disk Drive Including a Stamped Arm Assembly and Method of Making an Actuator Arm Assembly
Application: 10/404,456 →
Method for Mapping a Selected Sector to a Zone on a Disk
Application: 10/404,485 →
Head Stack Assembly Including a Ground Conductive Pad for Grounding a Slider to a Gimbal
Application: 10/386,259 →
Actuator for Use with a Disk Drive Having a Coil Assembly Designed to Aid in Heat Convection from the Coil of the Coil Assembly
Application: 10/377,572 →
Disk Drive Rotary Actuator Assembly Having a Constrained Layer Damper Attached to a Flat Actuator Coil
Application: 10/376,833 →
Disk Drives and Host Devices Including a Resetable Shock Sensor
Application: 10/376,832 →
Disk Drive Comprising Oscillators and Counters for Sensing Current in a Voice Coil Motor
Application: 10/376,821 →
Disk Drive Monitoring a Supply Current to Protect Motor Driver Circuits
Application: 10/377,219 →
Disk Drive Including an Actuator Main Coil and an Actuator Secondary Coil with a Lateral Segment and Method of Operating Same
Application: 10/377,210 →
Disk Drive Employing a Multi-Stage Pulse Width Modulated Voice Coil Motor Driver
Application: 10/377,038 →
Actuator for Use with a Disk Drive Having a Coil Assembly Including a Bobbin to Aid in Heat Convection from the Coil of the Coil Assembly
Application: 10/376,958 →
Disk Drive Having Servo Sectors That Store Repeatable Runout Correction Values and Related Error Correction Code Data
Application: 10/377,078 →
Esd-Protected Slider and Head Gimbal Assembly
Application: 10/377,041 →
Disk Drive Comprising Current Sense Circuitry for a Voice Coil Motor
Application: 10/376,819 →
Cleating Features to Improve Adhesive Interface Between an Actuator Tang and a Tang-Supporting Surface of an Actuator Assembly of a Hard Disk Drive
Application: 10/377,037 →
Thin Film Recording Head with a Buried Coil Providing a Shortened Yoke and Improved Dimension Control
Application: 10/375,539 →
Magnetic Recording Head with a Side Shield Structure for Controlling Side Reading of Thin Film Read Sensor
Application: 10/364,799 →
Disk Drive Having Internal Data Structures for Efficiently Storing Repeatable Runout Cancellation Information
Application: 10/360,206 →
Active Fly Height Control Crown Actuator
Application: 10/356,149 →
Method and System for Providing High Sensitivity Giant Magnetoresistive Sensors
Application: 10/349,470 →
Dimple Pivot Post for a Rotary Co-Located Microactuator
Application: 10/326,514 →
Stitched Pole Write Element with a T-Shaped Pole Tip Portion
Application: 10/323,128 →
Double-Nosed Inductive Transducer with Reduced Off-Track Writing
Application: 10/290,880 →
Coil Inductive Writer Having a Low Inductance and Short Yoke Length
Application: 10/277,463 →
Magnetoresistive Sensor with Overlapping Lead Layers Including Alpha Tantalum and Conductive Layers
Application: 10/260,896 →
Magnetoresistive Sensor with Overlapping Leads Having Distributed Current
Application: 10/261,119 →
Gmr Spin Valve Having a Smooth Interface Between Magnetic and Non-Magnetic Layers and Method for Manufacturing Same
Application: 10/243,401 →
Ultra-Short Yoke and Ultra-Low Stack Height Writer and Method of Fabrication
Application: 10/242,091 →
Highly Conductive Lead Adjoining Mr Stripe and Extending Beyond Stripe Height at Junction
Application: 10/226,398 →
Sandwich Diamond-Like Carbon Overcoat for Use in Slider Designs of Proximity Recording Heads
Application: 10/223,992 →
Air Bearing Having a Cavity Patch Surface Coplanar with a Leading Edge Pad Surface
Application: 10/222,042 →
Technique for Reducing Pole Tip Protrusion in a Magnetic Write Head and Gmr Stripe Temperature in an Associated Read Head Structure Utilizing One or More Internal Diffuser Regions
Application: 10/214,044 →
Writer with a Hot Seed Zero Throat and Substantially Flat Top Pole
Application: 10/213,532 →
Thin Film Write Head Having a Laminated, Flat Top Pole with Bottom Shaper and Method of Fabrication
Application: 10/213,339 →
Alpha-Tantalum Lead for Use with Magnetic Tunneling Junctions
Application: 10/192,430 →
Magnetic Tunneling Junction with Improved Power Consumption
Application: 10/192,458 →
Wafer Serialization Manufacturing Process for Read/Write Heads Using Photolithography and Selective Reactive Ion Etching
Application: 10/180,202 →
Double Winding Twin Coil for Thin-Film Head Writer
Application: 10/180,161 →
Airflow Assisted Ramp Loading and Unloading of Sliders in Hard Disk Drives
Application: 10/178,599 →
Uv Curable and Electrically Conductive Adhesive for Bonding Magnetic Disk Drive Components
Application: 10/176,016 →
Methods for Fabricating Redeposition Free Thin Film Cpp Read Sensors
Application: 10/175,399 →
Inductive Write Head Including a Thin High Moment Pedestal Having a Tapered Edge
Application: 10/170,979 →
Pole Tip with Sides Flared at Media-Facing Surface
Application: 10/161,522 →
Method and System for Reducing Thermal Pole Tip Protrusion
Application: 10/159,529 →
Uv Curable and Electrically Conductive Adhesive for Bonding Magnetic Disk Drive Components
Application: 10/155,598 →
Thin Film Read Head Structure with Improved Bias Magnet-to-Magnetoresistive Element Interface and Method of Fabrication
Application: 10/153,067 →
Thin Film Read Head Structure with Improved Bias Magnet-to Magnetoresistive Element Interface and Method of Fabrication
Application: 10/152,909 →
Method and System for Making Tmr Junctions
Application: 10/146,517 →
Magnetically Soft, High Saturation Magnetization Laminates of Iron-Cobalt-Nitrogen and Iron-Nickel
Application: 10/137,030 →
Write Head with High Moment Film Layer Having Tapered Portion Extending Beyond Write Gap Layer
Application: 10/134,799 →
Compact Mr Write Structure
Application: 10/112,685 →
Disk Drive Actuator Arm with Microactuated Read/Write Head Positioning
Application: 10/105,603 →
System and Method for Minimizing Thermal Pole Tip Protrusion
Application: 10/100,790 →
Electrostatic Microelectromechanical (Mem) Microactuator for Precise Read/Write Head Positioning
Application: 10/101,270 →
Hybrid Diffuser for Minimizing Thermal Pole Tip Protrusion and Reader Sensor Temperature
Application: 10/100,751 →
Pedestal Defined Zero Throat Writer Having a Recessed Pedestal
Application: 10/087,505 →
Inductive Transducer with Recessed Leading Pole Layer
Application: 10/086,756 →
Magnetic Ram Cell with Amplification Circuitry and Mram Memory Array Formed Using the Mram Cells
Application: 10/079,116 →
Active Reflection and Anti-Reflection Optical Switch
Application: 10/074,494 →
Shielded Magnetic Ram Cells
Application: 10/074,394 →
Spin Dependent Tunneling Barriers Formed with a Magnetic Alloy
Application: 10/071,798 →