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Match Document Document Title
7453660 Shock feed forward adaptive filters  
A disk drive device has a shock sensor that detects mechanical shocks to a disk drive device to provide a shock output signal representative of such mechanical shocks. The shock output signal may...
7450332 Free-fall detection device and free-fall protection system for a portable electronic apparatus  
In an integrated free-fall detection device for a portable apparatus an acceleration sensor generates acceleration signals correlated to the components of the acceleration of the portable apparatus...
7450331 Variable mobile media storage system  
Disclosed is a method and apparatus for a variable media tape based storage system for storing, retrieving, and communicating data. The system includes at least one media element having a...
7450330 Library apparatus, control method and control program thereof, and information processing apparatus  
Disclosed is a configuration to implement a robot replacement in a library apparatus while maintaining an electrically-activated state. In such a configuration, the library apparatus storing a...
7443628 Storage apparatus, spindle motor control method, and program  
A default gain table stores values of loop gain of a spindle motor control unit predetermined for each number of media. A loop gain setting unit detects the number of media, reads out a loop gain...
7443627 Lowest power mode for a mobile drive  
A hard disk drive enters a low power mode to reduce power consumption. To maintain communication with a host device, a communication interface remains energized along with a circuit portion storing...
7440215 Managing disk drive spin up  
Apparatus for use in managing disk drive spinup includes a plurality of disk drives newly inserted into a data storage system enclosure that is in an already powered up steady state. The apparatus...
7440214 Disk drive and method having cost-effective storage of the disk drive's internal program code  
Disclosed is a disk drive having a disk, a masked read-only memory (ROM) device, a reprogrammable nonvolatile memory device, and a microprocessor for executing program code. The disk has a magnetic...
7437502 Disk drive adjusting operating mode based on historical proximity of host commands  
A disk drive is disclosed comprising a disk, a head actuated over the disk, and a history array for storing a plurality of history records, wherein each history record having a history range...
7433145 Magnetic disk apparatus  
Disclosed herein is a magnetic disk apparatus such as a hard disk apparatus or a removable hard disk apparatus which allows switching of the speed of rotation of a magnetic disk while assuring a...
7433144 Dynamic system control method  
Techniques are provided herein for reducing vibrations in various modes of a dynamic system. One such technique comprises incorporating vibration limiting and sensitivity constraints into a partial...
7426088 Magnetic disk drive with function assignment and manufacturing method therefor  
Embodiments of the invention provide a disk drive that may perform part of a function assignment process without being connected to a special test apparatus. In one embodiment, servo data is...
7417819 Extendable virtual autoloader systems and methods  
A virtual cartridge autoloader system is provided. A first autoloader device has multiple cartridge holders. Each cartridge holder is configured for electrical communication with removable data...
7414807 Variable mobile media storage system  
Disclosed is a method and apparatus for a variable media tape based storage system for storing, retrieving, and communicating data. The system includes at least one media element having a...
7414806 Information recording and reproducing apparatus with power supply voltage monitoring function  
Embodiments of the invention reduce the peak consumption current of a disk drive and that of its application system, and to minimize the limitation of the consumption current so that the...
7414805 Method for intelligent tape drive subsystem control and monitoring in a tape library  
A method for adding intelligence into the tape drive subsystems of a media storage library. The present invention improves overall system availability by enhancing existing control, monitoring, and...
7411757 Disk drive with nonvolatile memory having multiple modes of operation  
A hybrid disk drive, i.e., a disk drive with two types of permanent storage media (conventional disk media and nonvolatile memory, such as flash memory), uses its nonvolatile memory in operational...
7411389 Method of detecting changes in operability status of a slider mover in a disk drive  
A method for monitoring the operability of a slider of a disk drive includes the steps of providing a slider that includes a read/write head that magnetically interacts with a storage disk, and a...
7408732 Shock resistant, high reliability rotating magnetic storage device and method  
An information recording method in a rotating storage apparatus comprising a rotating recording medium for recording information, a head for performing at least a write operation onto the rotating...
7405895 Recording-reproducing apparatus and method of detecting dew condensation in recording-reproducing apparatus  
A magnetic recording-reproducing apparatus having a rotary head drum around which a magnetic tape is wound for recording and reproducing signals on the magnetic tape, a tape loading mechanism, and...
7400509 Electronic apparatus, rack mount apparatus and method of mounting the electronic apparatus in the rack mount apparatus  
An electronic apparatus that can be ejectably mounted in a rack mount apparatus that includes a first housing and a mechanism adapted to project from the first housing includes a second housing...
7400465 Recording medium cartridge and recording/reproducing apparatus therefor  
The present invention relates to a recording medium cartridge memory and recording/reproducing apparatus. A recording medium cartridge consists of a recording medium and a cartridge memory in which...
7391585 Method for reducing occurrences of tape stick conditions in magnetic tape  
Disclosed is a method for reducing occurrences of stick conditions in tape, the method including stopping rotation of a supply reel and take-up reel of a drive that includes a length of tape, a...
7385775 Information reproducing apparatus and information recording/reproducing apparatus  
An information reproduction system that provides an apparatus for reproducing audio/video information from an information recording medium having a tape form for example and circumventing problems...
7379260 Control apparatus, storage device, and head retracting method  
A sample-information extracting unit acquires a fall signal indicating whether a storage device is falling, conducts a sampling in response to the fall signal, and sequentially extracts sample...
7372656 disk drive with side erase control  
Embodiments of the invention provide a disk drive that is capable of effectively controlling a side erase, which is one of the problems with the use of the perpendicular recording technology. In...
7372655 Information-processing apparatus, information-processing method, programs and recording mediums  
Attributes of data recorded on a magnetic tape are stored in an attribute information table saved in an MIC (Memory in Cassette) of a tape cassette accommodated in a tape streamer drive connected...
7372654 Noise reduction system, disk storage unit, hard disk drive and noise reduction method  
An active noise canceller outputs a noise pattern learning request signal to a hard disk drive causing the hard disk drive to perform a predetermined operation, receives noise at this moment...
7362532 Hard disk device having normal and low density memory regions  
A hard disk device includes a magnetic disk for storing data, a temperature sensor for detecting an ambient temperature and a controller for controlling operation of the hard disk device. The...
7362531 Controlling hard disk drive based on portable terminal movements  
A portable wireless communication terminal includes a sensor to detect a movement of the portable wireless communication terminal and output a first signal based on an acceleration of the movement...
7359143 Cartridge drop detection device in magnetic tape library apparatus  
Disclosed is a cartridge drop detection device including a media rack for accommodating a cartridge containing a magnetic tape medium, a tape drive for holding the magnetic tape medium, and a robot...
7359137 Recording medium and apparatus for protecting copyrighted digital data  
Copying, dubbing or reproducing copyrighted digital data can be inhibited or restricted to properly protect a copyright. AV data recorded on a pre-recorded tape is output from a reproducing unit of...
7355806 Disk array unit  
A disk array unit connected to a host unit to give information thereto and receive information therefrom. The disk unit includes a plurality of disk units for storing information transmitted from...
7355803 Method and apparatus for optimizing hard disc drive and/or recording medium for the same  
A method and apparatus for optimizing a hard disc drive, in which parameters of the hard disc drive are updated by periodically performing a retry of the hard disc drive when the hard disc drive is...
7352522 Control means and method of controlling a current through a coil  
Method of controlling a current through a coil (L) for the generation of a magnetic field (H) in which: a parameter is determined which is a measure for the value of the resistance (R L ) of the...
7349169 Method and apparatus for improved starting and/or stopping in a contact start-stop (CSS) hard disk drive.  
CSS hard disk drive providing improved take-off and/or touchdown by asserting pitch actuation control signal stimulating a pitch actuator to flex a flexure finger, altering the pitch angle of...
7349168 Data storage medium library, data storage medium magazine, host device, data storage medium library system, method of operating a data storage medium library, method of operating a host device, method of operating a data storage medium library system, signal-bearing medium embodying a program of data storage medium library, and signal-bearing medium embodying a program of host device  
A data storage medium library includes a plurality of magazines. The magazines include a plurality of cells. An addressor addresses a logical cell address of the cell that stores a data storage...
7342736 Methods and disk drive that measure head flying height at power-on/off  
In some embodiments of the present invention, a disk drive includes a rotatable data storage disk, a head, and a controller. The head is configured to fly on an air cushion relative to a data...
7336437 Apparatus, medium, and method for protecting a storage medium in a portable device  
A method, medium, and apparatus protecting a portable device protecting a HDD by instituting different protection mechanisms to an information processing apparatus based on a portable...
7333283 Disk drive device with temperature and humidity control  
Embodiments of the invention provide a disk drive device excellent in reliability that can reduce influence of a temperature change in an environment of use. In one embodiment, a disk drive device...
7330325 Proactive fault monitoring of disk drives through phase-sensitive surveillance  
One embodiment of the present invention provides a system that proactively monitors a disk drive to detect an impending disk drive failure. During operation, the system obtains a time-varying...
7324297 Data storage apparatus and method  
Data storage apparatus is provided for storing data on a tape in accordance with a format specifying a plurality of logs of tape-usage information and a data area for storing the data. Control...
7321478 Data transfer apparatus head cleaning  
A data transfer apparatus is described for transferring data between at least one transducer head of the data transfer apparatus and a data medium removably received in the data transfer apparatus....
7321477 Disk control apparatus, disk control method, and computer product  
A disk control apparatus controls a disk driving unit that performs read/write of data with a head. A vibration detecting unit detects a vibration of the disk driving unit. A disk control unit...
7317589 Magnetic recorder  
A magnetic recorder for performing at least one of magnetic recording and magnetic reproduction on a running magnetic tape, comprising: a magnetic head mounted so as to slidably abut on the...
7315429 Apparatus, method and program product for a multi-controller and multi-actuator storage device  
A data storage device, method and program product for high data transfer and access rate is disclosed. The data storage device includes a housing wherein at least one data storage disk is rotatably...
7312942 Mobile communication terminal and method of reducing power consumption of a hard disk drive of a mobile communication terminal  
A mobile communication terminal and a method for reducing power consumption for driving a hard disk drive (HDD) of a mobile communication terminal are provided when controlling an interface between...
7310196 Parking a transducer responsive to a park signal  
A disk drive includes a rotatable data storage disk, an interface, a transducer, a write buffer, an actuator, and a controller. The transducer is configured to read and write data on the disk. The...
7304817 Jerk controlled seek system  
A hard disk drive that includes a voice coil motor controlled by a servo circuit. The servo circuit provides a sinusoidal driving signal that has two different harmonic frequencies. The dual...
7301721 Falling sensor and the information processing device making use of it  
A falling sensor is provided, which detects a falling of a magnetic disk drive or an information processing device installed with said magnetic disk drive and which is effective for avoiding...
Matches 1 - 50 out of 1248 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 >