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Disk Drive patents

      

This page is updated frequently with new Disk Drive-related patent applications.




 Server embedded storage device patent thumbnailServer embedded storage device
A server is implemented within disk drive device or other drive device. The server-drive device may be used within a server tray having many disk drive devices, along with multiple other server trays in a cabinet of trays.
Silicon Graphics International Corp.


 Fast provisioning service for cloud computing patent thumbnailFast 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.


 Low cost storage for rarely read data patent thumbnailLow cost storage for rarely read data
Low cost storage for write once read rarely data is described. In an embodiment a storage device comprises a plurality of hard disk drives connected to a server via an interconnect fabric.
Microsoft Technology Licensing, Llc


 Spindle motor and disk drive apparatus patent thumbnailSpindle motor and disk drive apparatus
A motor includes a bearing mechanism including a shaft disposed along a center axis extending in a lengthwise direction, a sealing member disposed on a lower side of the bearing mechanism, a stationary portion including a base constituting a part of the housing, and a rotary portion rotating relative to the stationary portion about the center axis via the bearing mechanism. The base has a through hole defined therein so as to have a center aligned with the center axis and pass through the base in an axial direction.
Nidec Corporation


 Spindle motor and disk drive apparatus patent thumbnailSpindle motor and disk drive apparatus
A motor may include a bearing mechanism including a shaft arranged along a center axis, a sealing member has one-end closed cylindrical shape and a recess receiving a lower portion of the bearing mechanism, a stationary portion including a base defining a part of the housing, and a rotary portion rotating relative to the stationary portion about the center axis. The base has a through hole defined therein so as to have a center aligned with the center axis and pass through the base in an axial direction.
Nidec Corporation


 Backboard for hard disk drive and electronic device using the backboard patent thumbnailBackboard for hard disk drive and electronic device using the backboard
A backboard applied in an electronic device includes a storage extended chip, a serial attached small computer system interface (sas) hard disk drive (hdd) connector, a convertor, a first election unit, and a second election unit. An input pin of the convertor is coupled to a plurality of input pins of the sas hdd, to receive the data signal from the sas hdd connector.
Hon Hai Precision Industry Co., Ltd.


 Raid hot spare system and method patent thumbnailRaid hot spare system and method
A raid (redundant array of independent disks) hot spare (rhs) system and method that permits a daisy-chain of interconnected pass-thru disk drive controllers (ptddcs) each connected to a sata local disk drive (ldd) storage element (dse) to support a hot spare disk (hsd) such that a failing disk drive (fdd) in the raid array can be immediately replaced by a hsd within the ptddc daisy-chain without operator intervention is disclosed. The ptddcs within the daisy-chain are configured in raid fashion to support mirroring of one or more drives in the ptddc daisy-chain.

 Thinly provisioned disk drives with zone provisioning and compression patent thumbnailThinly provisioned disk drives with zone provisioning and compression
Methods, systems, and apparatuses are described for provisioning storage devices. An example method includes specifying a logical zone granularity for logical space associated with a disk drive.
Seagate Technology Llc


 Failure safe power source for solid state disk drives patent thumbnailFailure safe power source for solid state disk drives
An aspect of the present invention includes a module comprising a printed circuit board and a ssd case with at least one structural component that is removably coupled to the printed circuit board, whereby the at least one structural component is a power source. An aspect of the present invention includes a method of providing power to a module, comprising the steps of providing a printed circuit board and removably connecting a ssd case with at least one structural component to the printed circuit board, whereby the at least one structural component is a power source..

 Optical cold storage patent thumbnailOptical cold storage
Various embodiments (“systems”) are described for transferring data from a primary storage (e.g., magnetic disk drives, solid state drives, etc.) to an optical cold storage rack. The optical cold storage rack may include many physical optical storage disks, but a much smaller number of burners and readers (e.g., optical disk drives).
Facebook, Inc.


Solvent-based mitigating of organic contaminants in a hard disk drive

Mitigating organic contaminants within a hard disk drive (hdd) may include introducing an organic solvent into the hdd to dissolve organic contaminants and, therefore, to inhibit such contaminants from fouling operation of the hdd device. Organic solvents such as toluene and/or hexane may be used to dissolve organic contaminants such as hydrocarbons and siloxanes..
Hgst Netherlands B.v.

Disc drive module

A disk drive module is provided herein. The disk drive module includes a frame, a keyed member, a front aperture, and a back aperture.
Hewlett Packard Enterprise Development Lp

Multiple mode control system for a vehicle

Multiple mode control system for a vehicle includes a vehicle control unit operatively configured with manual override switch, one or plurality of sensors, audio output means and electronic control unit (ecu). The vehicle control unit includes processor configured with read only memory, random access memory, analog to digital converter, switch driver and an optional communication engine and hard disk drive.
Mahindra & Mahindra Limited

Electronic device

An electronic device includes a motherboard, a backboard, and a connection board. The motherboard includes a plurality of hard disk drives (hdds) connectors configured to electrically couple to a plurality of hdds.
Hon Hai Precision Industry Co., Ltd.

Disk drive head suspension structures having improved gold-dielectric joint reliability

A disk drive head suspension or flexure and method of manufacture. Embodiments include a portion such as a terminal pad or flying lead comprising a base layer, a dielectric layer on the base layer, a conductor layer, a seed layer between the dielectric layer and the conductor layer, and a noncorrosive metal layer on the seed layer side of the conductor layer.
Hutchinson Technology Incorporated

Implementing enhanced in-situ monitoring of head overcoat wear for controlled burnishing and early detection of head failure in hdd

A method, apparatus, and system are provided for implementing in-situ monitoring of head overcoat burnishing and early detection of head failure in a hard disk drive (hdd). A voltage is applied across a slider-disk interface between the slider body and the disk.
Hgst Netherlands B.v.

Hardware protection for encrypted strings and protection of security parameters

In one embodiment, a disk drive is provided that is adapted for security authentication. The disk drive includes: a non-volatile memory storing object code; a processor for retrieving the stored object code; a decryption engine for decrypting a retrieved shared secret from the object code; and a first memory for storing the decrypted retrieved shared secret; wherein the processor is configured to overwrite the written decrypted retrieved shared secret after it has been used in an authentication procedure..
Adobe Systems Incorporated

Hdd magnetic head degradation field-failure detection and prediction

A method, apparatus, and system for implementing head degradation detection and prediction for hard disk drives (hdds) are provided. Statistical parameter stability tests are used that are calculated as confidence intervals (cis) from hdd parameter measurements.
Hgst Netherlands B.v.

Low power storage array with metadata access

A computer system for low power storage array with metadata access includes sequentially writing data to a currently active disk drive in a storage array and storing metadata relating to the writes in a preallocated portion of the currently active disk drive, determining when the currently active disk drive is nearing full capacity, activating a next disk drive and cloning the stored metadata from the preallocated portion of the currently active disk drive to a preallocated portion of the next disk drive. When the currently active disk drive is full, sequentially writing data to the next disk drive..
International Business Machines Corporation

Pressure-sensitive adhesive sheet and magnetic disk drive

A pressure-sensitive adhesive sheet includes a pressure-sensitive adhesive layer and a base including a metal layer and a resin layer, and a product of an initial elastic modulus of the base and a total thickness of the base is 3000 n/mm or less, and a separation distance is 2 mm or less, the separation distance is measured with a peel test with a constant load as follows: a test piece of the pressure-sensitive adhesive sheet having a 10 mm width and a 100 mm length is attached to a surface of a stainless steel test plate and then, the test plate is left stand at a temperature of 23° c. For twenty four hours and then, a load of 100 gf is applied to one end of a length dimension of the test piece vertical to the surface of the test plate and a separation distance of the test piece is measured after one hour..
Nitto Denko Corporation

Write head offset for shingled magnetic recording (smr) disk drives

Methods, systems, and apparatuses are described for provisioning storage devices. An example method includes determining a write status of an adjacent track that is adjacent to a target track of a shingled magnetic recording (smr) disk drive.
Seagate Technology Llc

Identifying disk drives and processing data access requests

Systems and methods are disclosed for identifying disk drives and processing data access requests. A disk drive may be identified as an advanced host controller interface (ahci) drive, a non-volatile memory express (nvme) drive, and/or an ata packet interface (atapi) drive.
Western Digital Technologies, Inc.

Systems and methods for decoding using run-length limited (rll) codes

A method of decoding a codeword that satisfies a k constraint into output data includes, using a decoder of a hard disk drive system, converting each bit of the codeword in non-return-to-zero format, extracting, from the converted codeword, a plurality of data blocks comprising a first data block and a plurality of remaining data blocks, performing a first analysis on the plurality of data blocks for modifying each of the plurality of data blocks that satisfies a first predetermined criterion, and performing a second analysis on the plurality of data blocks after the first analysis for modifying each of the plurality of data blocks that satisfies a second predetermined criterion to obtain the output data.. .
Marvell International Ltd.

Speed control of data storage device using service controller

Embodiments generally relate to data storage in a computing system. The present technology discloses techniques that that can enable an optimized mechanism to change spinning speed of data storage disk drives.
Quanta Computer Inc.

Hard disk drive actuator pivot to base tower clearance spacer mechanism

A hard disk drive actuator pivot-base tower clearance spacer mechanism may be positioned at least in part between an enclosure base tower structure, on which a pivot shaft of a pivot bearing assembly is disposed, and the pivot shaft. The spacer mechanism is positioned to affect the clearance between an actuator of which the pivot bearing assembly is part and the base tower structure, such as to limit unwanted tilting of the actuator relative to the tower.
Hgst Netherlands B.v.

Optical pickup, disk drive device, and optical element driving device

[solution] provided is an optical pickup including: a light source; an objective lens; an optical element; and an optical element driving device. The optical element driving device includes a lead screw having a threaded engagement portion with a thread groove formed in the threaded engagement portion, a drive unit configured to allow the lead screw to rotate, a thrust bearing configured to support an end portion of the lead screw on a side opposite to the drive unit in an axial direction of the lead screw, and a rack having a plurality of first tooth portions provided spaced apart in the axial direction to be threadably engaged with the threaded engagement portion and a second tooth portion provided closer to the thrust bearing in the axial direction than the first tooth portion to be threadably engaged with the threaded engagement portion, the first tooth portion and the second tooth portion being positioned on opposite sides across the lead screw, the rack being moved in the axial direction with a rotation of the lead screw.

Self-servo write non-reference head position measuring

An approach to self-servo writing (ssw) in a hard disk drive involves receiving a first signal from a first reader reading from a first disk media surface while concurrently receiving a second signal from a second reader reading from a second disk media surface, where the relative position of the first and second readers is determinable based on the first and second signals. For example, the first signal may correspond to the ssw reference head while the second signal may correspond to any one of the other ssw non-reference heads, during a ssw bank writing procedure, whereby the relative position and/or motion between the reference and non-reference heads can have a deleterious effect on the servo track writing quality.
Hgst Netherlands B.v.

Sector translation layer for hard disk drives

An apparatus having a memory and a controller is disclosed. The memory may have a write head and sectors in tracks.
Seagate Technology Llc

Virtual disk drive system and method

A disk drive system and method capable of dynamically allocating data is provided. The disk drive system may include a raid subsystem having a pool of storage, for example a page pool of storage that maintains a free list of raids, or a matrix of disk storage blocks that maintain a null list of raids, and a disk manager having at least one disk storage system controller.
Dell International L.l.c.

Log structured block device

Example apparatus and methods provide a log structured block device for a hard disk drive (hdd). Data that is to be stored on an hdd is serialized and written as a series of data blocks using a sequential write.
Quantum Corporation

Disk drive module

A system is provided herein. The system includes a support member and a latch mechanism.
Hewlett Packard Enterprise Developement Lp

Method to fabricate a tolerance ring with edge rounding from opposite major faces

A novel method, for fabricating a tolerance ring suitable for use in applications such as an actuator assembly for a disk drive, is disclosed. The tolerance ring may be fabricated by steps including stamping a sheet metal section from a strip of sheet metal that has first and second edges that are parallel to a strip axis.
Intriplex Technologies, Inc.

Hybrid-hdd with improved data retention

Data are refreshed in a nonvolatile solid-state device to significantly reduce the likelihood of data retention errors. Test data are written in a region of the nonvolatile solid-state device when user data are stored in the nonvolatile solid-state device, and are subsequently read to detect the possibility of data retention errors occurring when the associated user data are read.
Kabushiki Kaisha Toshiba

Disk drive correcting an error in a detected gray code

A disk drive is disclosed comprising a head actuated over a disk comprising a plurality of tracks defined by a plurality of servo sectors. An estimated track id is generated and a plurality of proximate track ids is generated having values proximate the estimated track id.
Western Digital Technologies, Inc.

Hard disk drive crash stop

A crash stop for an actuator arm of a hard disk drive includes a support body having a cylindrical form and a central axis; and a cantilever element joined at a proximal portion to the support body and having a distal portion spaced apart from the support body to allow for deflection of the distal portion of the cantilever element or the support body relative to the other.. .
Parker-hannifin Corporation

Backplane and hard disk drive compatible circuit thereof

A backplane includes a hard disk drive (hdd) compatible circuit for making a motherboard compatible with a first hdd and a second hdd. The hdd compatible circuit includes a first connector for connecting to the first hdd or the second hdd, a switch module connected to the first connector, a second connector connected to the switch module and the motherboard, and a third connector connected to the switch module and the motherboard.
Hon Hai Precision Industry Co., Ltd.

Modular mass storage system

A system for storing data includes a rack, one or more data storage modules coupled to the rack, and one or more data control modules coupled to the rack. The data storage modules may include a chassis, two or more backplanes coupled to the chassis, and one or more mass storage devices (for example, hard disk drives) coupled to the backplanes.
Amazon Technologies, Inc.



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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