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Disk Drive patents



      
           
This page is updated frequently with new Disk Drive-related patent applications. Subscribe to the Disk Drive RSS feed to automatically get the update: related Disk RSS feeds. RSS updates for this page: Disk Drive RSS RSS


Redundant array of independent modules

Sage Microelectronics Corp.

Redundant array of independent modules

Magnetic recording disk drive with write driver to write head transmission line with multiple segments having different…

Hgst Netherlands B.v.

Magnetic recording disk drive with write driver to write head transmission line with multiple segments having different…

Magnetic recording disk drive with write driver to write head transmission line with multiple segments having different…

Apparatus, systems and processes for reducing a hard disk drive's access time and concomitant power optimization

Date/App# patent app List of recent Disk Drive-related patents
05/21/15
20150143098
 Method for updating firmware of an electronic device within a computer patent thumbnailnew patent Method for updating firmware of an electronic device within a computer
A method for updating firmware of a hard disk drive (hdd) within a computer. In order to use the firmware that has been updated without rebooting the computer, the old identification information of the old firmware is loaded into a random-access memory (ram) of the hdd.
Lenovo (singapore) Pte. Ltd.
05/21/15
20150143024
 Redundant array of independent modules patent thumbnailnew patent Redundant array of independent modules
A redundant array of independent modules (raim) system has the similar function and architecture as redundant array of independent disk (raid) system. It includes a raid controller coupled to send and receive information to and from a host through an interface and a plurality of modules coupled to the raid controller, wherein the plurality of modules are not disk drives, but sd/mmc/emmc modules.
Sage Microelectronics Corp.
05/21/15
20150142869
 Systems and methods for load balancing drives and servers by pushing a copy of a frequently accessed file to another disk drive patent thumbnailnew patent Systems and methods for load balancing drives and servers by pushing a copy of a frequently accessed file to another disk drive
A file system that balances the loading of filers and the capacity of drives that are associated with the filers is described. The file system includes a first disk drive that includes a first unused capacity and a second disk drive that includes a second unused capacity, wherein the second unused capacity is smaller than the first unused capacity.
Overland Storage, Inc.
05/21/15
20150138937
 Self-controlled laser pulsing for thermally assisted recording patent thumbnailnew patent Self-controlled laser pulsing for thermally assisted recording
A method of storing data includes providing a write signal for a write head of a hard disk drive, generating a transition pulse signal derived from the write signal using a transition pulse generator, and generating a logic signal to drive a thermal source associated with the write head of the hard disk drive. The logic signal includes the logical summation of a cyclical base pulse signal and the transition pulse signal..
Hgst Netherlands B.v.
05/21/15
20150138676
 Apparatus, systems and processes for reducing a hard disk drive's access time and concomitant power optimization patent thumbnailnew patent Apparatus, systems and processes for reducing a hard disk drive's access time and concomitant power optimization
Rotational latency is reduced in a standard conventional form factor hdd system by replacing, for example—the prior art rotary arm actuator of a conventional hdd, with one or more belts and pulleys and one or more read/write heads mounted on, or otherwise associated with the belts. Multiple scaled iterations facilitate energy savings and power optimized systems, without compromise to data access performance..
05/21/15
20150138675
 Disk drive flexure patent thumbnailnew patent Disk drive flexure
A flexure tail is provided in a flexure including a metal base and a conductive circuit portion. The flexure tail includes a tail pad portion.
Nhk Spring Co., Ltd.
05/21/15
20150138674
 Single-piece yoke damper for voice coil actuator patent thumbnailnew patent Single-piece yoke damper for voice coil actuator
Approaches to improving actuator settle time by damping vibrations resulting from coil modes, such as with a voice coil actuator in a hard disk drive, include a single-piece damper plate coupled to the voice coil actuator yoke. The damper plate may be a single u-shaped piece of metal that covers the area of the yoke that experiences the maximum strain energy during operation, between the voice coil and the pivot bearing housing..
Hgst Netherlands B.v.
05/21/15
20150138672
 Magnetic recording head and disk drive provided therewith patent thumbnailnew patent Magnetic recording head and disk drive provided therewith
According to one embodiment, a magnetic recording head includes a main pole configured to apply a recording magnetic field to a recording layer of a recording medium, a trailing shield opposed to the main pole with a write gap therebetween, and a high-frequency oscillator between the main pole and the trailing shield in a range of a width of the main pole in a track width direction, and configured to generate a high-frequency magnetic field. The high-frequency oscillator includes a spin injection layer, an intermediate layer, and an oscillation layer, and at least the oscillation layer comprises divided oscillation regions..
Kabushiki Kaisha Toshiba
05/21/15
20150138670
 Spindle motor and disk drive apparatus patent thumbnailnew patent Spindle motor and disk drive apparatus
A base member includes a base through-hole which interconnects an upper opening and a lower opening. An insulating sheet portion is disposed at a lower surface side of the base member.
Nidec Corporation
05/21/15
20150138664
 Fpc assembly and disk drive patent thumbnailnew patent Fpc assembly and disk drive
According to one embodiment, there is provided an fpc (flexible printed circuits) assembly including an fpc and a reinforcing plate the reinforcing plate reinforces a part of the fpc. The reinforcing plate has a first part and a second part.
Kabushiki Kaisha Toshiba
05/21/15
20150138663
new patent

Magnetic recording disk drive with write driver to write head transmission line with multiple segments having different numbers of conductive traces


A multiple-segment transmission line in a hard disk drive enables a wider optimization range of the slope, duration and amplitude of the transmission line overshoot (tlo) wave shape. There is a first segment with two traces for connection to the write driver circuitry, an end segment with two traces for connection to the write head and at least two intermediate segments.
Hgst Netherlands B.v.
05/14/15
20150134899

Reactionary backup scheduling around meantime between failures of data origination


A processor-implemented method for providing a reactionary backup scheduling of a hard disk drive is provided. The method may include monitoring a disk usage of the hard disk drive and comparing the disk usage to an mtbf of the hard disk drive.
05/14/15
20150134878

Nonvolatile storage thresholding for ultra-ssd, ssd, and hdd drive intermix


Embodiments for efficient thresholding of nonvolatile storage (nvs) for a plurality of types of storage rank groups by a processor. Target storage devices are determined in a pool of target storage devices as one of a hard disk drive (hdd) and a solid-state drive (ssd) device.
05/14/15
20150131183

Microwave-assisted magnetic recording head with high saturation magnetization material side shield


Approaches to improving the signal-to-noise ratio in a microwave-assisted magnetic recording hard disk drive over the entire region from the inner diameter to the outer diameter of the disk, especially in the context of shingled magnetic recording, include a narrower side gap on the side opposing a spin torque oscillator offset direction than the side gap in the offset direction, thereby increasing the gradient of the recording magnetic field in the cross-track direction and reducing the track edge noise of the recording pattern. Embodiments include use of a side shield on the side opposing the offset direction that has a higher saturation magnetization than the side shield on the side in the offset direction, thereby further increasing the gradient of the recording magnetic field in the cross-track direction..
05/14/15
20150131181

Fluid dynamic bearing unit and disk drive device including the same


A first sleeve rotatably extends around a shaft. First and second flanges are fixed to the shaft.
05/07/15
20150127616

Support for worm cartridges realized by linear tape file system (ltfs)


When a worm cartridge is formatted for tape file system (ltfs) in advance, such as prior to shipment, linear tape file system library edition (ltfs le) is expanded by software to reduce consumption of the index partition and to support elimination of the appending of unnecessary data. More specifically, instead of recording metadata in the index partition during normal unmounting, the metadata is recorded in separate local storage such as on hard disk drive (hdd), and the index partition is updated only when the cartridge is ejected from the library.
International Business Machines Corporation
05/07/15
20150124346

Cross-track interference testing of a hard disk drive


Described herein is a method for testing an electronic information storage device having a read and write head includes writing a plurality of pattern periods along a single track of a magnetic recording medium of the electronic information storage device using the write head. The method also includes mapping read head signals for each pattern period across the single track and surrounding regions of the magnetic recording medium.
Hgst Netherlands B.v.
05/07/15
20150123993

Image processing device and image processing method


An input information obtaining portion of a control section obtains requests input from an input device by a user, which requests include a display region moving request to enlarge/reduce or scroll an image displayed on a display device and a request to generate/erase a viewport, change the size of a viewport, or move a viewport. A viewport control portion successively determines the number, arrangement, and size of viewports accordingly.
Sony Computer Entertainment Inc
05/07/15
20150122772

Method and magnetic recording head having a waveguide


A method of forming a wave guide for a heat assisted magnetic recording slider of a disk drive includes depositing a layer of waveguide material onto a substrate, and depositing a layer of a hard mask material onto the waveguide material. The method then includes depositing a layer of photoresist onto the hard mask material, and exposing the photoresist to produce a hard mask pattern that includes a waveguide pattern.
Hgst Netherlands B.v.
04/30/15
20150121173

Systems and methods for internal disk drive data compression


The present invention is related to systems and methods for data storage compression.. .
Lsi Corporation
04/30/15
20150118522

Method of fabricating a glass magnetic hard drive disk platter using filamentation by burst ultrafast laser pulses


A non-ablative method and apparatus for making an economical glass hard disk (platter) for a computer hard disk drive (hdd) using a material machining technique involving filamentation by burst ultrafast laser pulses. Two related methods disclosed, differing only in whether the glass substrate the hdd platter is to be cut from has been coated with all the necessary material layers to function as a magnetic media in a computer's hard drive.
Rofin-sinar Technologies Inc.
04/30/15
20150117167

Magnetic recording head and disk drive with the same


According to one embodiment, a magnetic recording head includes a medium-facing surface, a near-field transducer partially exposed in the medium-facing surface, and a magnetic pole including a distal end surface and a pole end surface facing the near-field transducer. The pole end surface in the medium-facing surface is asymmetric with respect to a central axis passing through a center of the near-field transducer and extending in a longitudinal direction of the medium-facing surface..
Kabushiki Kaisha Toshiba
04/30/15
20150116924

Mounting device for hard disk drive


A mounting device for mounting a hard disk drive (hdd) includes a frame and a fixing member. The frame includes two side boards and a connecting board connected between the side boards.
Hong Fu Jin Precision Industry (wuhan) Co., Ltd.
04/30/15
20150116922

Structure of screw-free adaptation rack


The present invention relates to a structure of a screw-free adaptation rack, which includes a main casing including a carrying section to define an upper portion of the main casing as a primary accommodation space and a lower potion as a secondary accommodation space. A partition plate is arranged in the primary accommodation space for division into a first receiving space and a second receiving space.
Cremax Tech Co., Ltd.
04/30/15
20150116865

Disk drive device and manufacturing a disk drive device


A disk drive device includes a stationary member and a rotatable member rotatably supported by the stationary member about a rotation axis. The rotatable member includes a cylindrical part, which fits in a center hole of a recording disk, and a placement part protruding radially outward from the cylindrical part in a direction of the rotation axis.
Samsung Electro-mechnaics Japan Advanced Technolog Co., Ltd.
04/30/15
20150116864

Electronic device with hard disk frame


A hard disk frame for holding a hard disk drive can include a supporting plate defining a first opening, a first group of positioning portions and a second group of positioning portions. Each of the first and second group of the positioning portions can define a second opening.
Hon Hai Precision Industry Co., Ltd.
04/30/15
20150116861

Hard disk drive assembly with field-separable mechanical module and drive control


A system for storing data includes a rack, one or more data storage drive assemblies coupled to the rack, and a data control module coupled to the rack. The data storage drive assemblies include one or more drive mechanical modules configured to store data and one or more drive control modules coupled to the drive mechanical modules.
Amazon Technologies, Inc.
04/30/15
20150116860

System and methods for combining multiple offset read-backs


Techniques for processing signals read-back from a disk of a hard disk drive are described. In one example, a hard disk drive device generates a signal associated with a first position within a width of the data track.
Hgst Netherlands B.v.
04/23/15
20150109726

Hard disk drive mounting device and electronic device using the same


A hard disk drive mounting device for supporting hard disk drive includes a hard disk drive mounting device and two elastic arms located at lateral sides of the hard disk drive. A hard disk drive mounting device includes a bottom plate and two side plates extending upward from the bottom plate respectively.
Hon Hai Precision Industry Co., Ltd.
04/23/15
20150109704

Suspension substrate, suspension, head suspension, hard disk drive, and manufacturing suspension substrate


A suspension substrate of the present invention includes an insulating layer, a spring material layer, and a plurality of wirings, wherein one wiring of the plurality of wirings includes a head-side wiring part and a plurality of division wiring parts, respectively bifurcated from the head-side wiring part. The spring material layer includes a spring-material-layer main body, a first spring-material-layer separated body and a second spring-material-layer separated body.
Dai Nippon Printing Co., Ltd.
04/23/15
20150109700

Shingled magnetic recording system with adaptive write buffer area


Techniques for writing data to a buffer region of a magnetic disk are described. In one example, a hard disk drive comprises a magnetic disk comprising a data buffer region including a first zone and a second zone.
Hgst Netherlands B.v.
04/23/15
20150109372

Piezoelectric element, piezoelectric actuator, piezoelectric sensor, hard disk drive, and ink-jet printer device


The displacement as an actuator or the sensitivity as a sensor of a piezoelectric element can be increased and, in addition, the electric power consumption can be reduced by providing a thin film of potassium-sodium niobate, which is a perovskite type compound represented by a general formula abo3, as a piezoelectric layer, wherein a crystal orientation of a crystal structure of potassium-sodium niobate has in-plane fourfold symmetry as a whole piezoelectric layer, where a first axis of rotational symmetry is a thickness direction of the piezoelectric layer.. .
Tdk Corporation
04/23/15
20150108861

Motor and disk drive apparatus


A motor includes a stationary unit and a rotary unit. The stationary unit includes a stator, a base portion having at least one hole extending in the up-down direction, and a flexible wiring substrate.
Nidec Corporation
04/16/15
20150106564

Storage reducing energy consumption


A system and method that include configuring local disk drives of a local storage system so that at any given point of time, a first part of the local disk drives operate in a low power state and a second part of the local disk drives operate in an active state; and in response to a read request of a data portion on a local disk drive of the local disk drives: determining whether the local disk drive currently operates in the low power state; reading the data portion from the local disk drive, if the local disk drive does not currently operate in the low power state; if the local disk drive currently operates in the low power state, enquiring if a remote mirror disk drive that stores a copy of the data portion currently operates in the low power state; wherein the remote mirror disk drive is comprised in a remote storage system that is coupled to the local storage system; and if the remote mirror disk drive does not currently operate in the low power state, requesting from the remote storage system to read the copy of the data portion from the remote minor disk drive.. .
Infinidat Ltd.
04/16/15
20150103482

Hard disk drive mounting device and information processing apparatus


A hard disk drive mounting device includes: a housing; a mounting area provided in the housing and configured to mount a plurality of hard disk drives; a first hard disk drive provided with a guide pin protruding on both side surfaces thereof; and a mechanism configured to attach the first hard disk drive to the mounting area, and configured to detach the first hard disk drive from the mounting area, the mechanism including: a fixed rail including a guiding groove configured to receive the guide pin, and a moving rail positioned adjacent to the fixed rail and configured to move the guide pin inserted into the guiding groove by a driving groove, wherein, when the moving rail moves to one end of the fixed rail in a state where the guide pin is inserted into the guiding groove, the first hard disk drive is mounted in a mounting part.. .
Fujitsu Limited
04/16/15
20150103433

Hard disk drive having multiple disk stacks on a rotatable platform


A lower cost per unit of storage hard disk drive (hdd) includes multiple disk stacks fixed to a carousel, and at least one head stack assembly (hsa) for accessing portions of the magnetic-recording disk(s) of each of the multiple disk stacks after the carousel rotates to move a disk stack in a fixed position relative to the hsa.. .
Hgst Netherlands B.v.
04/16/15
20150102713

Casing for receiving hard disk drive


A casing for receiving a hard disk drive includes a top wall, a bottom wall, two sidewalls, and an end wall. A number of metal bars protrude from an inner surface of the top wall..
Hon Hai Precision Industry Co., Ltd.
04/09/15
20150100855

Normalization factor adaptation for ldpc decoding for hard disk drive systems


An adaptation technique for decoding low-density parity-check (ldpc) codes for hard disk drive (hdds) systems is disclosed. The method includes tuning the normalization factor for ldpc decoding for each data zone and read head during the test stage of manufacturing.
Agency For Science, Technology And Research
04/09/15
20150100810

Adaptive power-down of disk drives based on predicted idle time


Systems and methods presented herein provide a storage system that adaptively powers-down one or more disk drives based on the predicted idle time of each disk drive. One embodiment includes a storage controller that includes a processor operable to track idle durations of the disk drive.
Lsi Corporation
04/09/15
20150100727

Migration of encoded data slices in a dispersed storage network


A method includes a processing module of a storage unit of a dispersed storage network (dsn) monitoring input/output (io) rates of a plurality of disk drives, where access requests for encoded data slices occur at varying rates. The method continues with the processing module determining that the io rate of a disk drive is exceeding a desired maximum io rate and identifying a pending access request for an encoded data slice stored in the disk drive.
Cleversafe, Inc.
04/09/15
20150098178

Hard disk drive with feedthrough connector


Described herein is an apparatus that includes a housing that defines an interior cavity. The housing also includes a feedthrough aperture.
Hgst Netherlands B.v.
04/09/15
20150098154

Thin-film magnetic head, manufacturing the same, head gimbal assembly, and hard disk drive


A thin-film magnetic head is constructed such that a main magnetic pole layer, a write shield layer, a gap layer, and a thin-film coil are laminated on a substrate. The thin-film magnetic head has a leading shield part opposing the main magnetic pole layer on the substrate side of the main magnetic pole layer, a substrate side shield part has contact with the leading shield part.
Headway Technologies, Inc.
04/09/15
20150098153

Giant magneto resistive sensor and making same


A disk drive includes a disk including a magnetizable layer of material, and a transducer. The transducer has a read element that includes a first shield layer, a pinned layer, a metallic spacer, an ap (anti-parallel) free layer, and a second shield layer.
Hgst Netherlands B.v.
04/02/15
20150095924

Stopper and disk drive


The disk drive includes: a box-shaped exterior casing having an opening on one side face; a tray stored in the exterior casing and having a mounting face; a pickup; and a rail being a recessed portion formed on the mounting face as a path along which the pickup moves. The stopper is formed of a sheet member having a self-restoring property which allows the sheet member to return to a flat plate shape, and includes: a restricting portion; a connecting portion; and a tab portion, which are formed by folding the sheet member.
Panasonic Corporation
04/02/15
20150095597

High performance intelligent virtual desktop infrastructure using volatile memory arrays


Certain aspects of the disclosure relate to a system and method for performing intelligent virtual desktop infrastructure (ivdi) using volatile memory arrays. The system has a hypervisor server and a storage server in communication via a file sharing protocol.
American Megatrends, Inc.
04/02/15
20150095569

Continuous recording multichannel disk-based data logging


Continuous recording multichannel disk-based data logging apparatus. The apparatus includes a plurality of disk drives and an interface including a plurality of parallel inputs.
Hewlett-packard Development Company, L.p.


Popular terms: [SEARCH]

Disk Drive topics: Disk Drive, Hard Disk Drive, Piezoelectric, Optical Disk Drive, Die Assembly, Circuit Board, Form Factor, Fastening Device, Storage Device, A Fastening Device, Scheduling

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This listing is a sample listing of patent applications related to Disk Drive for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Disk Drive with additional patents listed. Browse our RSS directory or Search for other possible listings.
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