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US20130170067 Reliability-Aware Disk Power Management  
A token value is maintained based on an allowable number of low power transitions of a hard disk drive without adversely affecting reliability, compared to an actual number of low power...
US20120140355 Reliability-Aware Disk Power Management  
A token value is maintained based on an allowable number of low power transitions of a hard disk drive without adversely affecting reliability, compared to an actual number of low power...
US20060023334 Medium for use in a tape drive apparatus, tape cartridge and tape drive apparatus  
A medium for use in a tape drive apparatus has a first portion having magnetically stored information and a second portion having a bar code. In one embodiment the bar code is located on a...
US20060152840 Cassette library device and method of controlling the attitude thereof  
A cassette library apparatus and a posture control method thereof are provided. A swing arm (16a) is capable of chucking or releasing a cassette (1) by getting into a recessed part (10a) of the...
US20070253085 Optically writing to and reading from housings of recordable data storage cartridges  
A mass-media storage device includes a number of storage slots, a read/write mechanism, and an optical labeling mechanism. The storage slots are receptive to cartridges. Each cartridge has a...
US20120081811 DISK DRIVE AND METHOD OF WRITING TO DISK USING DISK DRIVE  
A method of writing to a disk using a disk drive includes determining a first sensing value using a first output value output from a disturbance sensor during a writing operation for multiple...
US20050163022 Coordinate offset adjustment system and coordinate offset adjustment method  
According to an embodiment, a cartridge sensor shaft is allowed to butt against the vicinity of a positioning hole and is shifted toward the positioning hole. A coordinate offset error is then...
US20060007576 Removable cartridge storage devices and methods  
Removable cartridge storage devices and methods are disclosed. In one embodiment, the removable cartridge storage device comprises a plurality of cartridge holders, each of the cartridge holders...
US20100007981 LIBRARY SYSTEM FOR REMOVABLE DISK CARTRIDGES  
Embodiments presented herein provide a removable disk library system. The removable disk library system, in embodiments, comprises an array of removable disk drive bays and a movable connector...
US20080062559 Contactless Method for Power and Communications in a Tape Library  
A tape library is provided with a fixed coupling mechanism so that the tape library includes discrete locations via which power and communication are provided to an accessor. The use of such a...
US20110176237 MAGNETIC TAPE SERVO FORMAT ALLOWING FOR INCREASED LINEAR TAPE DENSITY AND SYSTEMS THEREOF  
According to one embodiment, a magnetic recording tape includes a plurality of servo tracks, each servo track comprising a series of magnetically defined bars having an average height of between...
US20110216437 REAL-TIME GAIN IDENTIFICATION  
A real-time gain identification system for a mechatronic system, such as a servo system, including at least two actuators is provided. In an example implementation, a servo system comprises a...
US20090109565 TAPE LIBRARY WITH LOAD COUNT CONFIRMATION  
A data storage library is described including a tape cartridge possessing an auxiliary memory device adapted to maintain a load count that is incremented whenever the tape cartridge is loaded in a...
US20060044663 Hard disk drive with multiple spindles  
A disk drive including two or more spindles each carrying one or more media platters. The disk drive may have an industry standard sized chassis. By using reduced diameter platters, two spindles'...
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...
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...
US20110141605 RATE VERIFICATION OF AN INCOMING SERIAL ALIGNMENT SEQUENCE  
A technique for rate verification of an incoming serial alignment sequence includes receiving an incoming serial stream. A determination is then made as to whether an align sequence is recognized...
US20140104721 DUMMY HARD DISK DRIVE  
A dummy hard disk drive (HDD) includes an HDD interface, a control module, and a heat-generation unit. The HDD interface is used to receive a voltage. The control module is connected to the HDD...
US20120120520 CPP-TMR SENSOR WITH NON-ORTHOGONAL FREE AND REFERENCE LAYER MAGNETIZATION ORIENTATION  
A CPP spin-valve magnetic head, according to one embodiment includes a ferromagnetic free layer having a bias-point magnetization nominally oriented in a first direction; a ferromagnetic reference...
US20060023336 Cleaning read/write heads of a magnetic tape recording system  
One embodiment of a method is provided of cleaning one or more read/write heads of a magnetic tape recording system using a magnetically recordable cleaning tape in the system. An initial target...
US20080180830 EMERGENCY UNLOAD VERIFICATION DEVICE AND STORAGE APPARATUS  
An emergency unload verification device verifies whether or not a control unit to control an emergency unload operation in a storage apparatus is abnormal. A storage section stores previous...
US20060092544 Shock indicator for a data storage tape device  
A data storage tape device is provided, including: a housing; a tape medium contained in the housing; and a human-perceivable shock indicator having a default status and a disrupted status, the...
US20060262448 Shock improvement ramp for load/unload mechanism and magnetic disk drive  
Embodiments of the invention prevent contact between a peripheral edge of a magnetic disk and a counter surface of a ramp when the magnetic disk is displaced. In one embodiment, a ramp is disposed...
US20090303631 MAGNETIC RACETRACK MEMORY DEVICE INCLUDING WRITE-BACK LOOP  
A magnetic racetrack memory device includes; a magnetic track having a plurality of magnetic domains partitioned by at least one magnetic domain wall, a current source applying current to the...
US20080174898 Media storage system with modular robotic elements  
Embodiments include methods, apparatus, and systems for media storage systems with plural robotic elements. One embodiment is a media storage system that has storage libraries connected together...
US20090276574 ARITHMETIC DEVICE, ARITHMETIC METHOD, HARD DISC CONTROLLER, HARD DISC DEVICE, PROGRAM CONVERTER, AND COMPILER  
This arithmetic device includes: a first memory to store a first program; a first arithmetic module to read the first program from the first memory to execute the first program; a second memory to...
US20070201164 DATA STORAGE DEVICE WITH HARD DRIVE AND INTERCHANGEABLE DATA STORAGE DISKS  
A data storage device is provided having a drive hub that may be utilized with a plurality of individual data storage disks that are selectively engageable with the drive hub. In such an...
US20070139808 Information storage apparatus and storage medium  
The present invention relates to an information storage apparatus that stores information in a storage medium, through the perpendicular magnetic recording system, and provides an information...
US20060087760 Simple method of protecting customer data on hard drives returned from the field  
A unique identification number is stored in the electronic card that is attached to a disk drive, as well as in a reserved location on the disk itself. This ID number is initialized at head-disk...
US20060077585 Data storage cartridge and system with tamper and damage record sensors  
A data storage cartridge is described. The data storage cartridge includes a housing, a data storage medium, a memory module, and at least one sensor. The housing defines first and second housing...
US20080266699 WRITE RETRY METHOD AND MAGNETIC TAPE APPARATUS  
The present invention provides: a write retry method which reduces the number of permanent errors; and a magnetic tape apparatus in which the method is implemented. In a write control method of...
US20070268789 Mobile communication terminal device  
According to an embodiment of the invention, a mobile communication terminal device comprises: an information memory unit configured to store a first information and a security information...
US20110149427 SUPPRESSING ADJACENT TRACK INTERFERENCE/FAR TRACK INTERFERENCE (ATI/FTI) IN A HARD DISK DRIVE (HDD) BY AN EXTERNAL MAGNETIC FIELD  
A hard disk drive (HDD) comprising a magnetic disk that includes a data storage surface and an external magnetic field parallel to the data storage surface for suppressing track interference.
US20050013035 Digital data storage units  
An automated storage apparatus moves digital data storage units relative to at least one digital data transfer device by recognizing a designated one of the digital data storage units as a...
US20070263313 Storage apparatus, defect check method, and program  
A check data write/read unit writes and reads check data of defects in data frame units between servo frames recorded on a medium. A read channel of the check data write/read unit outputs defect...
US20090219639 EXTENDING THE OPERATIONAL LIFETIME OF A HARD-DISK DRIVE USED IN VIDEO DATA STORAGE APPLICATIONS  
A storage buffer and a hard-disk drive are provided in a video data storage application. The hard-disk drive operates normally in a powered-down state, and video data are stored in the storage...
US20060238910 Recording and/or reproducing device having an ejection amount adjustment mechanism capable of changing ejection amount in a software fashion  
An ejection position detection mechanism has an arc-shaped plate, attached to a mode gear, having a plurality of detected elements provided at positions corresponding to a plurality of ejection...
US20070223129 Apparatus and method for controlling bell sound in portable terminal having hard disc drive  
Disclosed are an apparatus and a method for controlling a bell sound in a portable terminal having a hard disc drive. The apparatus copies and stores a part of an MP3 (MPEG-1, Audio Layer-3) file...
US20120019947 TECHNIQUE FOR PROGRAMMABLE RISE TIME IN HARD DISK DRIVE WRITER  
A write channel for a hard disk drive has a write current with a programmably adjustable rise time, and includes first and second analog write data signal paths having respective resistive nodes....
US20080247074 Fiber Brush for Cable-Less Accessors in a Tape Library  
A tape library system includes a plurality of conductive track assemblies including at least one linear conductive strip, and at least one guide track. The system further includes a first fiber...
US20070279790 ADJUSTABLE OUTPUT VOLTAGE REGULATOR FOR DISK DRIVE  
A method and circuit for powering a disk drive device involves determining an operating condition of the disk drive device. A power mode is selected consistent with the determined operating...
US20060001998 Automatically initiated recording-and-playing device digital recorder  
An automatically initiated recording-and-playing device for a digital recorder, the device has a passive infrared sensing device integrally connected with a digital recorder by means of a switch,...
US20080075398 FLUID DYNAMIC BEARING DEVICE AND STORAGE DISK DRIVING DEVICE USING THE SAME  
A fluid dynamic bearing device includes a shaft and a sleeve, with the shaft or the sleeve having a greater hardness being smoothed to have about 0.02 μm or less of the arithmetical average of the...
US20060082912 Cleaning read/write heads of a magnetic tape recording system  
A method is provided of cleaning one or more read/write heads of a magnetic tape recording system using a magnetically recordable cleaning tape in the system. The system performs a cleaning...
US20060061901 Glass substrate for magnetic disks  
A glass substrate for magnetic disks, which is a doughnut-type glass substrate having a cut hole at its center, wherein the inner peripheral edge surface at the cut hole is covered with a coating...
US20110102927 MULTILEVEL PULSE POSITION MODULATION FOR EFFICIENT ENCODING OF INFORMATION INTO SERVO PATTERNS  
A storage medium on which servo patterns are encoded to provide lateral and longitudinal position (LPOS) information is provided. Each of the servo patterns includes a servo frame, including first...
US20090207520 Systems and Methods for Managing Power for Data Storage Devices  
An information handling system may include a processor, a tape drive coupled to the processor, and a cache control module. The cache control module may be configured to receive a request from the...
US20090180211 HARD DISK DRIVE  
A hard disk drive including an actuator arm to pivot across a disk and having a read/write head disposed at an end of the actuator arm to read data from the disk and to write data to the disk, and...
US20080186614 LIBRARY APPARATUS AND TRANSFER MECHANISM FOR THE SAME  
A transfer mechanism for a library apparatus enabling reduction in a size of the library apparatus. The transfer mechanism of the library apparatus includes first and second guide members...
US20080204919 Control device, storage device, and control method for storage device  
A storing unit stores initial parameters indicating initial values of control parameters in a first storage medium in association with first update parameters obtained by modifying the initial...

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