Match Document Document Title
US20060028769 Head drum assembly having a rotary head drum and a method for processing a rotary drum  
A head drum assembly and a method for cutting a rotary drum for the head drum assembly are provided. The head drum assembly includes a stationary drum fixed around a shaft, and a rotary drum...
US20140118863 HEAD GIMBAL ASSEMBLY AND DISK DEVICE INCLUDING THE SAME  
A head gimbal assembly includes a base plate, a load beam, a first end of which is supported by the base plate, a magnetic head supported at a second end of the load beam, a flexure including a...
US20090323225 BASEPLATE INTERCONNECT  
An actuator and associated method is provided, the actuator having an arm defining an aperture, an electrical circuit supported by the arm and terminating at a contact, a flexure assembly defining...
US20070188928 Balancer, head stack assembly with the same, and method for manufacturing the balancer and overmold of the head stack assembly  
A balancer installed on an overmold of an head stack assembly to adjust balance of the head stack assembly is formed of stainless steel and demagnetized through a thermal treatment after the...
US20080094745 Playback equipment and supplying method in playback equipment  
According to one embodiment, a playback equipment includes a recording section which records information on a magnetic disc C, a motor which rotates the magnetic disc, a nonvolatile memory B which...
US20100061003 ROTARY DISK ECCENTRICITY MEASUREMENT METHOD, ROTARY ENCODER, AND ROTARY MEMBER CONTROL DEVICE  
An eccentricity measurement method of measuring the eccentricity between a center of a connection portion of a rotary disk of a rotary encoder connected to a rotary shaft of a rotary member, and a...
US20140104720 ENHANCED QUALITY-SORTING SCHEDULER  
Aspects of the disclosure pertain to a read channel system and method for providing sector prioritization for promoting improved sector processing performance. The system and method, during...
US20110292541 DISK-ENCLOSURE COVER FOR LOW-PROFILE, HARD-DISK DRIVE  
A disk-enclosure cover for a low-profile, hard-disk drive (HDD). The disk-enclosure cover includes a substantially flat, plate-like portion that includes a periphery, and a peripheral flange that...
US20070133127 Leader or cartridge attached tape head cleaning brush  
A cartridge is provided for cleaning a tape drive head. The cartridge includes a flexible member (e.g., a cartridge leader or tape portion) adapted for use with a tape drive and having a cleaning...
US20070230046 Write head design and method for reducing adjacent track interference in at very narrow track widths  
A perpendicular write head having a wrap around trailing shield for reducing stray field writing and adjacent track interference. The trailing shield is notched, having an un-notched portion...
US20090185311 MULTIPLE ACCESS HARD DISK  
Multiple access hard disk. Multiple read-write heads are implemented within a single information storage device. The information storage device can be any of a variety of information storage...
US20140111885 ROTATING DEVICE  
A rotating device is provided with: a hub that is rotatably supported by the base and on which a recording disk is to be mounted; a yoke that is fixedly provided on the hub and is configured to...
US20130163121 MAGNETIC SENSOR HAVING HARD BIAS STRUCTURE FOR OPTIMIZED HARD BIAS FIELD AND HARD BIAS COERCIVITY  
A magnetic read sensor having a hard bias structure that extends beyond the back edge of the sensor stack by a controlled, distance that is chosen to maximize both hard bias field and hard bias...
US20120002327 HEAD AND DISK DEVICE WITH THE SAME  
According to one embodiment, a head includes a slider and a head section on the slider. A supporting surface of the slider includes a leading step in an inflow side of airflow, a leading pad on...
US20050281540 Information management method, information playback apparatus, and information management apparatus  
An information management method for managing whether to allow playback of copyrighted content includes an invalidating step, executed by playback management means when an invalidating request for...
US20150085397 SPINDLE MOTOR AND DISK DRIVE APPARATUS  
A spindle motor includes a stationary portion and a rotating portion. The stationary portion includes a shaft and the rotating portion includes a sleeve portion, a hub, a magnet, and a cap. The...
US20120224282 ELECTRICAL CONNECTION STRUCTURE FOR PIEZOELECTRIC ELEMENT AND HEAD SUSPENSION WITH THE ELECTRICAL CONNECTION STRUCTURE  
An electrical connection structure for a piezoelectric element and a head suspension with the piezoelectric element employing the electrical connection structure are provided. The electrical...
US20090161243 Monitoring Disk Drives To Predict Failure  
Embodiments include methods, apparatus, and systems for monitoring disk drives to predict failure. One embodiment includes a disk drive having a plurality of different types of sensors that sense...
US20120162817 REDUCING PARTICLES ADHERING TO A HARD DISK  
A spoiler of a hard disk drive including a body portion coupled with a housing of the hard disk drive and adjacent to a hard disk, and an end portion coupled with the body portion, the end portion...
US20060119985 Recording medium cartridge and manufacturing method therefor  
A recording medium cartridge that includes a housing having an access opening that allows access to a recording medium contained in the housing, and a shutter movably attached to the housing to...
US20090116145 Perpendicular shield pole writer with tapered main pole and tapered non-magnetic top shaping layer  
A PMR writer with a tapered main pole layer and tapered non-magnetic top-shaping layer is disclosed that minimizes trailing shield saturation. A second non-magnetic top shaping layer may be...
US20080247078 Altitude sensing systems and methods for fly height adjustment  
Altitude sensing systems and/or methods for fly height adjustment in disk drive devices are provided. In certain example embodiments, a PZT-type pressure and/or altitude sensor may be located on...
US20080253029 Magnetically Preloaded Linear Guide for a Transducer  
A transducer for a digital storage apparatus that reads and writes data to a tape as the tape is moved in a tape drive path across the transducer. The transducer comprises a base and a head...
US20130128379 SPINDLE MOTOR AND STORAGE DISK DRIVE  
A motor includes a stationary portion and a rotating portion. The stationary portion includes a shaft portion and an upper thrust portion. The upper thrust portion includes a tubular first outer...
US20080068758 Reduction of electrostatic charges in hard disk drives  
A hard disk drive with an actuator arm that discharges static charge from a disk. The actuator arm may be constructed from a corona discharger and/or a Polonium 210 or Americium 241 material that...
US20140063643 TENSION TRANSIENTS SUPPRESSION DURING ACCELERATION AND/OR DECELERATION FOR STORAGE TAPE DRIVE  
In one embodiment, a system includes a controller configured to: determine a reference velocity at various intervals, receive or determine a secondary velocity based at least in part on a...
US20140334042 READER WITH DECOUPLED MAGNETIC SEED LAYER  
An apparatus comprising a base shield and a sensor stack, wherein the base shield is separated from the sensor stack via a first soft magnetic layer that is magnetically decoupled form the base...
US20140254047 READER WITH DECOUPLED MAGNETIC SEED LAYER  
An apparatus comprising a base shield and a sensor stack, wherein the base shield is separated from the sensor stack via a first soft magnetic layer that is magnetically decoupled form the base...
US20100309580 Perpendicular Magnetic Recording Medium Having FCC Seed Layers  
According to one embodiment, a perpendicular magnetic recording medium includes at least one soft magnetic underlayer above a substrate, a seed layer above the at least one soft magnetic...
US20110188155 METHOD OF COMPENSATING FOR IMBALANCE OF HARD DISK DRIVE, APPARATUS TO PERFORM COMPENSATION, AND HARD DISK DRIVE MANUFACTURED THEREBY  
A method of compensating for an imbalance of a hard disk drive includes biasing a plurality of disks in one direction with respect to a rotational shaft of a spindle motor hub, measuring an amount...
US20130208377 Systems and Methods for Adaptive Decoder Message Scaling  
The present inventions are related to systems and methods for data processing, and more particularly to systems and methods for adaptively modifying a scaling factor in a data processing system.
US20100321827 SLIDER WITH STABILIZING CONTACT FINGER  
A slider includes a slider body having an air bearing surface, a first contact finger, and a transducing head. The first contact finger extends from the slider body and has a contact surface area...
US20080151434 Low friction load/unload lift tab  
A transducing system includes a support assembly for supporting a transducer and a lift tab extending from the support assembly. The lift tab has a surface configured to lift the support assembly...
US20080170325 Disk Centering Assembly And Spindle Hub  
The present invention provides a centering assembly for centering a plurality of disks being assembled onto a spindle hub, and further provides a spindle hub being capable of centering disks being...
US20110019306 MAGNETIC DISK APPARATUS  
According to one embodiment, there is provided a magnetic disk apparatus having a magnetic disk having magnetic dot lines each including magnetic dots arrayed at equal intervals in a down track...
US20130335854 PERPENDICULAR RECORDING HEAD WITH LEADING BUMP IN THE MAIN POLE HAVING NARROW LEADING GAP (LG)  
In one embodiment, a perpendicular magnetic recording head includes a main magnetic pole; a leading shield below a leading side of the main magnetic pole; a leading gap between the leading shield...
US20080037169 IONIZING DEVICE FOR TAPE DRIVE SYSTEMS  
A tape drive system includes a magnetic head, a drive mechanism for passing a magnetic tape over the head, and an ion generating device for providing ions in a vicinity of the tape, the ions being...
US20100134914 HARD DISK SECTOR/TRACK REMAPPING FOR TRANSPARENT WEAR LEVELING  
The present principles provide methods for storing the write counts for each track on the track or alternatively in NVRAM in the hard disk. Most hard disks already have a mechanism to remap a...
US20080158708 Preparing for servo write  
Embodiments of the present invention pertain to preparing for servo write. According to one embodiment, a servo write preparation heater is positioned over at least a portion of a surface of a...
US20070076320 Hard disk drive and wireless data terminal using the same  
A hard disk drive is provided with a platter, a spindle motor for driving the platter, an arm with a magnetic head attached to a distal end thereof, a voice coil motor for driving the arm, a first...
US20110102934 CANCELLATION OF TIME-VARYING PERIODIC DISTURBANCES IN SERVO CONTROL SYSTEMS  
Various embodiments for addressing time-varying periodic disturbances in a servo control system are provided. Each of a plurality of coefficients is updated based on an estimation of at least one...
US20100067139 ADJUSTING READ HEADS BASED ON MISREGISTRATION CALCULATED FROM SERVO PATTERNS  
Provided are a method, storage controller, and tape drive for adjusting read heads based on misregistration calculated from servo patterns. A plurality of first read heads read a plurality of...
US20070008641 Tape cartridge management system and tape cartridge  
A tape cartridge management system which includes a plurality of tape cartridges, an RFID tag for storing management information being arranged at outside or inside of a case of the tape...
US20060238920 Transportation system for a disk-like object and system for inspecting disk-like object  
A transportation system for a disk-like object and a system for inspecting a disk-like object are disclosed. The transportation system comprises a first element (10) and a second element (20)...
US20060023350 Thin flexible disk drive having a stopper for supporting a flexible disk at a rear surface thereof  
A shutter driving mechanism has a disk shutter arm engaged with a corner portion of a shutter while a flexible disk is inserted in a thin flexible disk drive. The shutter driving mechanism drives...
US20120113547 Suspension board with circuit and producing method thereof  
A suspension board with circuit includes a metal supporting board; an insulating layer formed on the metal supporting board having an opening penetrating in the thickness direction formed therein;...
US20080247082 Hermetically sealed disk drive assembly  
A method for forming a seal for hermetically sealing a hard disk drive assembly. The method includes forming a solder channel within a top cover of a disk drive enclosure and disposing a solder...
US20080198487 Single step method for transferring digital motion pictures to movie theater systems  
The disclosure is directed to techniques for transferring data files representing a digital motion picture to a motion picture system within a theater in a single step. More specifically, the...
US20060103975 Disk driving apparatus and magnetic disk apparatus having the same  
A disk driving apparatus includes a bearing sleeve having a cylindrical shape, a shaft rotatably supported in the bearing sleeve, a hub coupled to the shaft and having a support portion which...
US20070025012 Tape drive having improved tape path and associated methods  
In one example of one aspect of the invention, a tape drive is provided. The tape drive includes a housing configured to receive a storage cartridge, the housing having a take-up reel and a...