Patents
Patents for G11B 21 - Head arrangements not specific to the method of recording or reproducing (20,963)
04/2009
04/21/2009US7522480 Digital tracking servo system with multi-track seek with an acceleration clamp
04/21/2009US7522385 Rotating disk storage device with suppressed arm fluttering
04/21/2009US7522384 Method of head stack assembly flexible circuit assembly attached to an actuator arm
04/21/2009US7522383 System and method for damage prevention by improving the shock resistance of a hard disk actuator arm
04/21/2009US7522382 Head stack assembly with interleaved flexure tail bond pad rows
04/21/2009US7522369 Circuits, architectures, apparatus, systems, and methods for maintaining constant spacing in a read/write apparatus for data storage
04/21/2009US7522360 Flying height measurement apparatus and method therefor
04/16/2009WO2007026297A3 Method of storing rotating media data in image file
04/16/2009WO2006073802A3 Methods and apparatus for audio recognition
04/16/2009US20090097161 Head actuator assembly, disk device provided with the same, and manufacturing method for head actuator assembly
04/16/2009US20090097151 Information storage apparatus for adjusting flying height of head
04/15/2009CN101409076A Head actuator assembly, disk device provided with the same, and manufacturing method for head actuator assembly
04/15/2009CN100479042C Slider with a constant flying height
04/15/2009CN100479037C Read-write head slider for disk apparatus
04/15/2009CN100479036C Synchronous servo channel and operation method thereof
04/14/2009US7518827 Laser assisted track width definition and radial control with magnetic recording
04/14/2009US7518821 Hard disk drive
04/14/2009US7518820 Detecting fly height of a head over a storage medium
04/14/2009US7518819 Disk drive rewriting servo sectors by writing and servoing off of temporary servo data written in data sectors
04/14/2009US7518818 Magnetic disk drive with flying height control system
04/14/2009US7518813 Methods and structure for detecting anomalous events in a disk drive using VGA variance
04/09/2009WO2009044490A1 Method for testing head and device for testing head
04/09/2009WO2009044489A1 Microactuator device, and head suspension assembly and storage medium driving device
04/09/2009WO2009044476A1 Assembly and storage medium driver
04/09/2009WO2009044454A1 Magnetic circuit for vcm and storage device
04/09/2009WO2009044448A1 Slider supporting mechanism, spring pressure control method and spring pressure controller
04/09/2009WO2009044436A1 Memory device and its manufacturing method
04/09/2009US20090091860 HGA suspension pad barrier for elimination of solder bridging defect
04/09/2009US20090091855 Method for improved insitu spiral writing
04/09/2009DE19948334B4 Festplattenlaufwerk und Verfahren für seinen Betrieb Hard drive and procedures for its operation
04/08/2009CN100476982C Head support device and disc device using it
04/08/2009CN100476981C System and method for manufacturing a hard disk drive suspension flexure
04/08/2009CN100476980C Improved method for adding flexiable circuit assembly of magnetic head stack assembly to actuator arm
04/08/2009CN100476955C Method and circuit for neutralizing deflection change of CD storing system
04/08/2009CN100476954C Thin film piezoelectric micro-actuator for universal suspension bracket assembly of magnetic head
04/07/2009US7516465 Slider for an optical data writing/reading apparatus, and apparatus comprising such a slider
04/07/2009US7515978 Digital-audio-signal recording apparatus
04/07/2009US7515385 Band pivot bearing
04/07/2009US7515372 Compensating the effects of static head-media spacing variations and nonlinear transition shift in heat assisted magnetic recording
04/07/2009US7513033 Apparatus for workpiece assembly
04/07/2009US7513030 Method of assembling an actuator arm system for a hard disk
04/02/2009WO2009041563A1 Piezoelectric transducer element, actuator, sensor, optical scanning device and optical scanning display device
04/02/2009WO2006052757A3 Electrical current as probe for modulation at head-disk interface
04/02/2009US20090086588 Timing extractor, and information playback apparatus and dvd device using the timing extractor
04/02/2009US20090086379 Head suspension and piezoelectric actuator
04/02/2009US20090086377 Actuator mechanism for magnetic disk drive
04/02/2009US20090086361 Storage apparatus and method for processing recording compensation
04/02/2009US20090086360 Low Complexity Servo Demodulation Algorithm for Probe Storage
04/01/2009EP2043090A1 Actuator latching mechanism for magnetic disk drive
04/01/2009CN101399505A Head suspension and piezoelectric actuator
04/01/2009CN100474400C Magnetic recording medium and method for manufacturing the same
04/01/2009CN100474399C Read-write head slider for disk apparatus
04/01/2009CN100474395C Suspension board with circuit
03/2009
03/31/2009US7512041 Information recording/reproducing apparatus that automatically stores information data before ejecting a recording medium
03/31/2009US7512040 Method and apparatus for recording real-time data into an optical disc
03/31/2009US7511925 Windage insensitive disk drive suspension
03/31/2009US7511922 Head slider having groove on medium-opposed surface and recording medium drive employing the same
03/31/2009US7511915 Method, system, and program for storing data in a storage medium
03/31/2009US7511914 Fly height compensation using temperature and non-repeatable runouts
03/31/2009US7511913 Stable time domain radial self-servo write propagation
03/31/2009US7511912 Writing multiple servo sector patterns to improve servo sector alignment on multiple surfaces
03/31/2009US7511907 Stepped time based servo pattern and head
03/31/2009US7509728 Method for adjusting head-to-disk spacing in a disk drive
03/26/2009WO2009037970A1 Drop detection device, magnetic disc device, and mobile electronic device
03/26/2009WO2009037318A1 Apparatus and method for checking component parts of a mechanical piece
03/26/2009WO2009037317A1 Reference and locking system, checking apparatus and checking method
03/26/2009US20090080116 Microactuator,head gimbal assembly, and magnetic disk drive
03/26/2009US20090080113 Vision guided system and method for micro-scale flex cable/integrated lead suspension solder pad positioning in HDD assembling process
03/26/2009US20090080107 Method of controlling movements of a position of a microscanner
03/26/2009US20090080106 Magnetic head and magnetic recording device
03/26/2009US20090080105 Magnetic recording head and magnetic recording device
03/26/2009US20090080104 Information storage apparatus for determining stability
03/26/2009US20090077962 Corrugated thermal actuator
03/25/2009CN100472616C Optical pick-up actuator and optical recording and/or reproducing apparatus including the optical pick-up actuator
03/25/2009CN100472609C Magnetic head assembly positioning structure
03/25/2009CN100472608C Hard disk magnetic head assembly
03/24/2009US7509660 Disc retrieval and release apparatus and method
03/24/2009US7508634 Micro-actuator, vibration canceller, head gimbal assembly, and disk drive unit with the same
03/24/2009US7508618 Multivariate head-to-disk contact detection
03/24/2009US7508617 Fly height compensation using read gain control loop
03/24/2009US7508616 Regulating data writes responsive to head fly height
03/24/2009US7508615 Method of controlling movement of a transducer and disk drive using same
03/24/2009US7508613 Method and apparatus for balanced shield shunts, leads and pads for electrical noise reduction in read heads
03/24/2009US7508612 Asperity data storage system, method and medium
03/24/2009US7507063 Snap ring with recessed interior contour
03/19/2009US20090073821 Media processing device and control method for a media processing device
03/19/2009US20090073820 Method for inventory of an automated data storage library
03/19/2009US20090073818 Seeking control system and method of optical disc drive
03/19/2009US20090073613 Magnetic Head Supporting Mechanism
03/19/2009US20090072660 Slider That Utilizes Surface Acoustic Waves
03/18/2009EP1908061A4 Fixed-shaft helical drum structure with the shaft supported at both ends
03/18/2009EP1343165B1 Disk type recording and reproducing device
03/18/2009CN101388220A Magnetic disk device and control method
03/18/2009CN100470643C Recording and/or playing back device
03/18/2009CN100470642C Mobile control method of sliding sledge structure for CD driver
03/18/2009CN100470635C Method of eliminating faults formed on magnetic head due to traditional machine working
03/17/2009US7505259 CD ROM storage device
03/17/2009US7505231 Actuator including a coil and a wrap-around support supporting a tang
03/17/2009US7505230 Rotating disk storage device and latch method thereof
03/17/2009US7505229 Disk drive flex cable with ESD contact pad
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