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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


Selectively powering a storage device over a data network

Lsi

Selectively powering a storage device over a data network

Optical disk drive

Sony Computer Entertainment

Optical disk drive

Optical disk drive

Nidec

Spindle motor, disk drive apparatus, and method of manufacturing spindle motor

Date/App# patent app List of recent Disk Drive-related patents
01/22/15
20150026705
 Optical disk drive having a carrying roller that contacts a surface of an optical disk patent thumbnailnew patent Optical disk drive having a carrying roller that contacts a surface of an optical disk
Provided is an optical disk drive including a carrying roller for carrying an optical disk in a first direction. The carrying roller includes a first roller portion and a second roller portion which are aligned in a second direction along the optical disk and orthogonal to the first direction and which are so disposed as to make contact with a surface on one side of the optical disk.
Sony Computer Entertainment Inc.
01/22/15
20150026704
 Optical disk drive patent thumbnailnew patent Optical disk drive
Provided is an optical disk drive including a turntable on which an optical disk is mounted and which rotates the optical disk, a chuck pulley movable in the direction of an axis of the turntable between a first pulley position spaced from the turntable and a second pulley position which is close to the turntable and in which the chuck pulley grips the optical disk together with the turntable, the chuck pulley being attracted toward the turntable by a magnetic force, and a pulley operating mechanism for moving the chuck pulley between the first pulley position and the second pulley position. The pulley operating mechanism, at the time of moving the chuck pulley between the first pulley position and the second pulley position, inclines the chuck pulley in relation to the turntable, and brings the chuck pulley closer to or away from the turntable..
Sony Computer Entertainment Inc.
01/22/15
20150026488
 Selectively powering a storage device over a data network patent thumbnailnew patent Selectively powering a storage device over a data network
Methods and structure for selectively powering a storage device over a data network. An exemplary system includes a power module configured to detect power from a host system via a network port.
Lsi Corporation
01/22/15
20150022919
 Spindle motor, disk drive apparatus, and  manufacturing spindle motor patent thumbnailnew patent Spindle motor, disk drive apparatus, and manufacturing spindle motor
In a method of manufacturing a spindle motor, a sheet preferably made of a thermoplastic resin is closely adhered to an upper surface of a base portion of a spindle motor such that the sheet covers a base hole of the base portion. Next, heat is applied to a region of the sheet which coincides with the base hole to define a sheet hole continuous with the base hole.
Nidec Corporation
01/15/15
20150019743
 Fast provisioning service platform for cloud computing patent thumbnailFast provisioning service platform for cloud computing
A cloud-based system and method for provisioning it infrastructure systems is disclosed. The system and method provided constructs an infrastructure generally comprised of a processing component supplying the computational capacity for a platform element, comprising one or more processing elements, memory and i/o subsystems, a storage component utilizing commodity disk drives and comprised of one or more physical storage devices, and a network component providing a high speed connection among processing elements and the processing component to storage components.
Digital River, Inc.
01/15/15
20150019742
 Fast platform provisioning service for cloud computing patent thumbnailFast platform provisioning service for cloud computing
A cloud-based system and method for provisioning it infrastructure systems is disclosed. The system and method provided constructs an infrastructure generally comprised of a processing component supplying the computational capacity for a platform element, comprising one or more processing elements, memory and i/o subsystems, a storage component utilizing commodity disk drives and comprised of one or more physical storage devices, and a network component providing a high speed connection among processing elements and the processing component to storage components.
Digital River, Inc.
01/15/15
20150016235
 Disk drive suspension assembly having a partially flangeless load point dimple patent thumbnailDisk drive suspension assembly having a partially flangeless load point dimple
Various embodiments concern a suspension assembly of a disk drive. The suspension assembly includes a load beam comprising a major planar area formed from a substrate.
Hutchinson Technology Incorporated
01/15/15
20150015995
 Hard disk drive spindle motor cup patent thumbnailHard disk drive spindle motor cup
Approaches to maintaining hard disk drive spindle motor rigidity and performance in low profile hdd devices comprise using an enclosure base with a bottom opening in which a separate motor cup is fitted and configured to support the spindle motor. The motor cup may then be fabricated using a different material than the enclosure base, such as a material having a higher modulus of elasticity than that of the base.
Hgst Netherlands B.v.
01/15/15
20150015993
 Base assembly, spindle motor and hard disk drive including the same patent thumbnailBase assembly, spindle motor and hard disk drive including the same
There is provided a base assembly including: a base member formed by performing plastic deformation on a steel sheet to be at least partially bent; and a flexible printed circuit board disposed on a bottom surface of the base member, wherein a surface having the flexible printed circuit board disposed thereon on the bottom surface of the base member is flat.. .
Samsung Electro-mechanics Co., Ltd.
01/15/15
20150015990
 Head stack assembly, hard disk drive, and  connecting a head gimbal assembly to a flexible printed circuit assembly in a head stack assembly patent thumbnailHead stack assembly, hard disk drive, and connecting a head gimbal assembly to a flexible printed circuit assembly in a head stack assembly
A head stack assembly includes at least one head gimbal assembly and a flexible printed circuit assembly. A flexure tail of the head gimbal assembly includes a row of first bonding pads, a first dual stage actuator pad and a first dummy pad arranged at two sides of said row of first bonding pads, and the first dual stage actuator pad and the first dummy pad are connected together via a jumping lead.
Sae Magnetics (h.k.) Ltd.
01/15/15
20150015109

Spindle motor and hard disk drive


A spindle motor is provided in which the scattering of contaminating particles are prevented in a stainless steel part used therein. So that a hard disk drive can be prevented from being damaged due to collision between the particles adhered on a magnetic disk surface and a magnetic head.
Minebea Co., Ltd.
01/15/15
20150015106

Spindle motor, electronics device and disk drive apparatus


A rotating portion of a spindle motor includes a rotor magnet, a circular plate portion, and an annular raised portion that projects downward from the circular plate portion. A stationary portion includes a stator, a base portion, and an annular recessed portion configured to accommodate the raised portion.
Nidec Corporation
01/08/15
20150009591

Streamlined voice coil actuator for hard disk drive


Approaches to improving head positioning accuracy in a hard disk drive, by reducing air pressure fluctuations that would otherwise cause unwanted coil torsion in a voice coil actuator, include a voice coil actuator having a streamlined structure configured to affect the flow of air acting upon a coil-supporting arm. The streamlined structure comprises an upper surface and a lower surface, where the upper surface is sloped downward toward the lower surface and the lower surface is sloped upward toward the upper surface..
Hgst Netherlands B.v.
01/01/15
20150006910

Multiple volume encryption of storage devices using self encrypting drive (sed)


A method for encrypting data on a disk drive using self encrypting drive is provided. The method includes encryption of data chunks of a computing device.
International Business Machines Corporation
01/01/15
20150006812

Non-volatile hard disk drive cache system and method


A non-volatile hard disk drive cache system is coupled between a processor and a hard disk drive. The cache system includes a control circuit, a non-volatile memory and a volatile memory.
Round Rock Research, Llc
01/01/15
20150003219

Magnetic head, magnetic disk drive, and controlling magnetic head


According to one embodiment, there is provided a magnetic head including a wave guide, a near field transducer, a writing magnetic pole, a magnetic core, a writing coil, and a first temperature control element. The near field transducer is disposed on an abs surface and to which light is guided from the wave guide.
Kabushiki Kaisha Toshiba
01/01/15
20150003005

Electronic device and data storage module


A data storage module includes a carrier, a first hard disk drive, and a second hard disk drive. The carrier includes a bottom plate, a first side plate and a second side plate extending up from two opposite sides of the bottom plate, a top plate extending from a top side of the second side plate toward the first side plate, and a third side plate extending from a distal side of the top plate toward the bottom plate.
Hon Hai Precision Industry Co., Ltd.
12/25/14
20140375187

Hard disk drive enclosure


A hard disk drive enclosure includes a housing and an operation module attached to the housing. The operation module includes a mounting block attached to the housing, a handle pivotably attached to the mounting block, and a sliding member slidably attached to the handle.
Hon Hai Precision Industry Co., Ltd.
12/18/14
20140372778

Server backplane


A server backplane includes a circuit board, a first connector, a second connector, a power connector, a plurality of hard disk drive interfaces to be coupled to hdds, a hdd controller interface, and a controller coupled to the plurality of hdd interfaces and the hdd controller interface. The controller can detect the respective statuses of all the hdd according to report signals from the hdd controller interface and status signals from the hdd interfaces..
Hon Hai Precision Industry Co., Ltd.
12/18/14
20140372693

System, method and a non-transitory computer readable medium for read throtling


A method for managing read requests, the method may include receiving from a requesting entity a read request for reading an information unit stored in a storage system; determining by a control entity of the storage system whether the information unit is cached in a cache memory of the storage system and whether at least a predetermined number of disk drives of the storage system are currently overloaded; introducing a delay to a response to the read request thereby increasing a time difference between a time of the receiving of the read request and a time of a provision of the information unit to the requesting entity, if it is determined that the information unit is not cached in the cache memory and that the at least predetermined number of disk drives of the storage system are currently overloaded; and providing the information unit to the requesting entity.. .
12/18/14
20140370790

Durable sander and oscillation buffer element applied to sander


A durable sander comprises a body with a drive motor, a sanding disk driven by the drive motor to perform sanding movement against the body and at least one oscillation buffer element. The oscillation buffer element includes an upper connection bar fastened to the body, a lower connection bar fastened to the sanding disk and a plurality of buffer portions bridging the upper connection bar and lower connection bar in an integrated manner.
X'pole Precision Tools Inc.
12/18/14
20140368955

Disk drive suspension and manufacturing method therefor


An actuator mounting section includes a plate member including a first plate and a second plate. The first plate is formed with an opening which accommodates an actuator element.
Nhk Spring Co., Ltd.
12/18/14
20140368954

Disk drive suspension


In a first terminal portion, a first conductor, a terminal element as a first protection, and a first gold-plating layer are provided. The first terminal element is thicker than a base nickel layer of a slider terminal portion.
Nhk Spring Co., Ltd.
12/18/14
20140368952

Spindle motor and hard disk drive including the same


There are provided a spindle motor and a hard disk drive including the same. The spindle motor includes: a shaft; a sleeve rotatably supporting the shaft by fluid dynamic pressure; a stator core installed on an outer surface of the sleeve; a base member fixed to the sleeve, wherein at least a portion of an inner edge of the base member in a radial direction is inserted into a fixing portion formed in a circumferential direction in an outer surface of the sleeve in the radial direction, and the sleeve includes a first sleeve supporting the shaft and a second sleeve provided outwardly of the sleeve and having the stator core installed on an outer surface thereof..
Samsung Electro-mechanics Co., Ltd.
12/18/14
20140368951

Spindle motor and hard disk drive including the same


There are provided a spindle motor including a second thrust member installed on a base member; a shaft installed on the second thrust member; a sleeve disposed above the second thrust member and installed to be rotatable with respect to the shaft; a rotor hub coupled to the sleeve; and a first thrust member disposed above the sleeve and installed on the shaft, wherein the sleeve includes a circulation hole penetrating therethrough in an axial direction, the sleeve and the first thrust member include a first thrust bearing formed therebetween and the sleeve and the second thrust member include a second thrust bearing formed therebetween, and an area by which an upper end portion of the circulation hole is overlapped with the first thrust bearing is larger than an area by which a lower end portion of the circulation hole is overlapped with the second thrust bearing.. .
Samsung Electro-mechanics Co., Ltd.
12/18/14
20140368948

Top cover, disk drive apparatus, and manufacturing top cover


A top cover for use in a disk drive apparatus includes a plate made of a metal and a gasket fixed to the plate. The gasket is made of an elastomer.
Nidec Corporation
12/11/14
20140365788

Control circuit for hard disk drives


A control circuit includes a power supply, a measurement unit, a control unit, and hard disk drives. The power supply is used to supply power for the hard disk drives.
12/11/14
20140365724

System and converting disk partition format


An electronic device includes a hard disk drive for data storage. One or more programs are executed to cause the electronic device to perform a disk partition format conversion procedure.
12/11/14
20140362476

Co-located gimbal-based dual stage actuation disk drive suspensions with dampers


Various embodiments concern a gimbaled flexure having a dual stage actuation structure comprising flexure which comprises a gimbal. The gimbal comprises at least one spring arm and a tongue connected to the at least one spring arm.
12/11/14
20140362475

Damped dual stage actuation disk drive suspensions


Various embodiments concern a dsa suspension of a disk drive. The dsa suspension comprises a support configured to attach to the disk drive, the support comprising a proximal portion, a distal portion, and a linkage portion therebetween.
12/11/14
20140362471

Disk drive device with hub with thinness and suppressed torque decrease


The disk drive device includes a base member, a hub, a bearing unit which is arranged on the base member and which rotatably supports the hub, and a spindle drive unit which drives the hub to rotate. The spindle drive unit includes a stator core having a salient pole, a coil wound around the salient pole and a magnet opposed to the salient pole.
12/11/14
20140362470

Spindle motor for use in disk drive apparatus, and disk drive apparatus


A lead wire guide member is made of an electrically insulating material, and arranged to extend along a lower surface of a base portion. A movement restricting portion is arranged in the lower surface of the base portion.
12/11/14
20140362469

Spindle motor for use in disk drive apparatus, disk drive apparatus, and manufacturing stator


A motor includes a base portion including a plurality of base through holes passing there through and a stator arranged on an upper side of the base portion. A plurality of coils of the stator include three coil groups including one or more of the coils defined by a single conducting wire.
12/11/14
20140362468

Magnetic recording head and disk drive with the same


According to one embodiment, a magnetic recording head of a disk drive includes a main pole configured to produce a recording magnetic field perpendicular to a recording layer of a recording medium, a trailing shield located on the trailing side of the main pole with a write gap therebetween, a recording coil configured to produce a magnetic field in the main pole, and a nonmagnetic film containing a nonmagnetic material with a negative thermal expansion coefficient and disposed in the write gap between the trailing shield and a distal end portion of the main pole.. .
12/11/14
20140362061

System and method to display information on a hard disk drive assembly


Methods and systems are provided for displaying information on a hard disk drive assembly. One hard disk drive assembly includes a hard disk drive that includes a driver circuit coupled to a display and to a display memory.
12/04/14
20140355950

Method and providing stream linking in audio/video disk media


A method and apparatus for providing stream linking in audio/video disk media is disclosed. The present invention sets-up an audio/video stream on a disk drive, uses read and write commands for accessing contiguous data and, given an established stream, establishes a linked stream by sending a linked stream request with the number of a primary stream to the drive.
12/04/14
20140355155

Disk drive device


A disk drive device includes: a chassis; an annular hub on which a recording disk is to be mounted; a fluid dynamic bearing mechanism that supports the hub freely rotatable relative to the chassis; an annular extended portion extending outwardly in a radial direction from the hub; and an annular recess which is provided in the chassis and where the annular extended portion at least partially enters in the radial direction, in which a gap between the annular recess and the annular extended portion includes a portion that forms a flexed labyrinth in a cross-sectional view.. .
12/04/14
20140355154

Disk drive unit


A disk drive unit includes a stationary body; a rotating body rotatably supported on the stationary body, a seal part configured to form a first gas-liquid interface of a lubricant existing in a gap between the stationary body and the rotating body, and a groove-shaped opening opposing the seal part and communicating to the gap via a communication hole. The seal part has a shape such that the gap gradually increases towards an aperture opposing the groove-shaped opening, and the groove-shaped opening has a shape such that the gap gradually increases towards an aperture opposing the seal part..
12/04/14
20140353444

Fixing hard disk drive


A fixing apparatus for fixing a hard disk drive includes a first frame, a second frame, and a latching device. The first frame includes a first mounting arm and a first connecting arm.
11/27/14
20140351627

Storage device with error recovery indication


Methods, apparatus and computer program products implement embodiments of the present invention that enable a controller of a storage device having storage media to perform one or more error recovery operations on the storage media, and to convey, while performing the one or more error recovery operations, a message indicating a status of the one or more error recovery operations to a host processor in communication with the storage device. Storage devices implementing embodiments of the present invention include hard disk drives and solid state disk drives..
11/27/14
20140351626

Minimizing delay periods when accessing mirrored disks


Methods, apparatus and computer program products implement embodiments of the present invention that include arranging a first storage device and a second storage device to store data in a mirrored configuration. Upon a host processor receiving, in response to a first request conveyed to read the data from the first storage device, a message indicating that the first storage device is in an error recovery mode, the host processor can convey a second request to read the data from the second storage device.
11/27/14
20140347969

Hard disk drive with contact detection using a spin torque oscillator


A hard-disk drive having a structurally efficient magnetic head slider utilizes a mamr-based spin torque oscillator (sto) for head-disk contact detection and for flying height sensing. Contact detection and spacing estimation techniques consider the nominal temperature difference, and thus different criteria, between read and write operations..
11/27/14
20140347965

Disk drive calibrating dynamic fly height write profile for fly height actuator


A disk drive is disclosed comprising a disk and a head actuated over the disk, the head comprising a fly height actuator (fha). The disk drive further comprises control circuitry including disk access circuitry, wherein during a calibration operation, the disk access circuitry is configured into a calibration mode that increases a heating of the head, and a fly height of the head is measured periodically to generate periodic fly height measurements that vary due to the heating of the head.
11/27/14
20140347810

Hard disk drive case mounting structure


A hard disk drive case mounting structure includes a case formed of a top cover shell and a bottom holder shell, an electronic system accommodated in the case, and fasteners each including a female fastening component having an annular head press-fitted in one respective vertical mounting hole at the top cover shell of the case and a split tube-like mating connection socket downwardly extended from the annular head, and a male fastening component having a flat circular head press-fitted into one respective vertical mounting hole at the bottom holder shell of the case and a retaining shank extended from the flat circular head and inserted through one respective mounting through hole at a flat frame member of the electronic system and then fastened to the split tube-like mating connection socket of the female fastening component by means of a hook block.. .
11/27/14
20140347765

Two-motor co-located gimbal-based dual stage actuation disk drive suspensions with motor stiffeners


Various embodiments concern a dual stage actuation flexure. The dual stage actuation flexure comprises a flexure having a gimbal.
11/20/14
20140344484

Detection system for hard disk drive


A detection system for detecting status of a plurality of hard disk drives includes a plurality of subsystems. Each of the subsystems includes a controller with a plurality of general purpose input output (gpio) pins, a plurality of connectors respectively connected to the hard disk drives, a plurality of interfaces with data pins, and a plurality of indication units.
11/20/14
20140344483

Monitoring monitoring hard disk drive working status


A monitoring system for monitoring working statuses of hard disk drives comprises a controller, an mcu, an rs, and a group of indicators. The controller stores sgpio information of corresponding hard disk drives.
11/20/14
20140344482

Electronic device and monitoring temperature of hard disk drives


An electronic device includes a hard disk backboard, a plurality of hard disk drives (hdds) electrically connected to the hard disk backboard, a serial attached scsi (sas) expander electronically connected to the hard disk backboard, and a baseboard management controller (bmc) electronic connected to the sas expander. The sas expander obtains temperature information of the plurality of hdds and transmits the temperature information to the bmc.
11/20/14
20140344481

Detecting system for hard disk drive


A detecting circuit for a hard disk drive includes a controller, a first connector, a second connector connected to the first connector, a processor, a feedback circuit, and an indicator circuit. The controller outputs a control signal to the indicator circuit upon receiving feedback data from the feedback circuit, to control the indicator circuit to send out an indicator message.


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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