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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


Solid state drives that cache boot data

Lsi

Solid state drives that cache boot data

Dynamic storage volume configuration based on input/output requests

Lsi

Dynamic storage volume configuration based on input/output requests

Dynamic storage volume configuration based on input/output requests

Futurewei Technologies

Flex erasure coding of controllers of primary hard disk drives controller

Date/App# patent app List of recent Disk Drive-related patents
03/26/15
20150089672
 Computer apparatus and control  optical disk drive thereof patent thumbnailnew patent Computer apparatus and control optical disk drive thereof
A computer apparatus and a control method for the odd are disclosed. The control method includes: providing a user setting interface by the computer apparatus when the computer apparatus is in a user mode; receiving a user instruction through the user setting interface so as to start or close an odd safety protection mode; and deciding whether or not a position state of a tray of the odd can be changed according to that whether or not the odd safety protection mode is started and whether or not the computer apparatus is in the user mode..
Wistron Corporation
03/26/15
20150089328
 Flex erasure coding of controllers of primary hard disk drives controller patent thumbnailnew patent Flex erasure coding of controllers of primary hard disk drives controller
System and method embodiments are provided for managing storage systems. In an embodiment, a storage system includes an over-provisioned redundant array of independent disks (raid); and a flexible erasure coding controller coupled to the raid, the controller comprising a flexible exclusive-or engine configured to provide erasure coding for the over-provisioned raid using m-parity convolution codes..
Futurewei Technologies, Inc.
03/26/15
20150089132
 Dynamic storage volume configuration based on input/output requests patent thumbnailnew patent Dynamic storage volume configuration based on input/output requests
A storage system includes a plurality hard disk drives and a plurality of solid-state drives and a storage controller operable to manage the hard disk drives and solid-state drives as a plurality of logical volumes, and categorize input/output requests to the logical volumes into types based on sizes of the input/output requests (e.g., smaller and larger). The storage controller is also operable to reconfigure the logical volumes from the hard disk drives and the solid-state drives based on the types of the input/output requests to the logical volumes.
Lsi Corporation
03/26/15
20150089130
 Dynamically allocating temporary replacement storage for a drive in a raid array patent thumbnailnew patent Dynamically allocating temporary replacement storage for a drive in a raid array
One embodiment provides a system, including: one or more processors; a network interface for communication with a remote bank of available storage; a redundant array of independent disks (raid) operatively coupled to the one or more processors; and a memory operatively coupled to the one or more processors and storing instructions executable by the one or more processors to: ascertain at least one unavailable hard disk drive (hdd) of the raid; determine an available remote storage target; dynamically update a storage destination for data to be stored from the at least one unavailable hdd of the raid to the available remote storage target; and send the data over the network interface to the available remote storage target. Other embodiments are described and claimed..
Lenovo (singapore) Pte. Ltd.
03/26/15
20150089102
 Solid state drives that cache boot data patent thumbnailnew patent Solid state drives that cache boot data
Methods and structure for utilizing a solid state drive (ssd) to enhance boot time for a computer. The computer includes an ssd that stores a boot cache for an operating system of a computer, a hard disk drive that stores the operating system, and a processor.
Lsi Corporation
03/26/15
20150085629
 Thermally assisted magnetic head,  manufacturing the same, head gimbal assembly, and hard disk drive patent thumbnailnew patent Thermally assisted magnetic head, manufacturing the same, head gimbal assembly, and hard disk drive
A thermally assisted magnetic head includes a main magnetic pole layer, a near-field light generating layer having a generating end part generating near-field light arranged within a medium-opposing surface, and an optical waveguide guiding light to the near-field light generating layer. The near-field light generating layer has a laminated structure in which a first thin-film metal layer formed in a thin film form along a direction intersecting the medium-opposing surface and a second thin-film metal layer formed in a thin film form and formed using a second metal larger in hardness than a first metal forming the first thin-film metal layer are alternately laminated.
Headway Technologies, Inc.
03/26/15
20150085398
 Spindle motor and disk drive apparatus patent thumbnailnew patent Spindle motor and disk drive apparatus
A spindle motor includes a stationary portion with a shaft, a circular plate portion, a wall portion, and a plate portion. The plate portion has a flat plate portion and an annular convex portion.
Nidec Corporation
03/26/15
20150085397
 Spindle motor and disk drive apparatus patent thumbnailnew patent Spindle motor and disk drive apparatus
A spindle motor includes a stationary portion and a rotating portion. The stationary portion includes a shaft and the rotating portion includes a sleeve portion, a hub, a magnet, and a cap.
Nidec Corporation
03/19/15
20150079424
 Substrate for suspension, process for producing the same, suspension for magnetic head, and hard disk drive patent thumbnailSubstrate for suspension, process for producing the same, suspension for magnetic head, and hard disk drive
A substrate for suspension comprises a metallic substrate, an insulating layer formed on the metallic substrate, a conductor layer formed on the insulating layer, and a cover layer covering the conductor layer. The insulating layer and the cover layer are formed from different materials, whose coefficients of hygroscopic expansion are in the range between 3×10−6/% rh and 30×10−6/% rh.
Dai Nippon Printing Co., Ltd.
03/19/15
20150077921
 Grounding member and mounting  hard disk drive patent thumbnailGrounding member and mounting hard disk drive
A mounting apparatus is used to mount a hard disk drive to a storage rack. The mounting apparatus includes a supporting frame and two grounding members.
Ennoconn Corporation
03/19/15
20150077879

Disk drive with preamplifier for multiple readers in a slider with a common return signal


disk drive embodiments with common lead connections in the slider, suspension, and preamplifier are described. The arm electronics ic includes a preamplifier with single-ended input from the set of signal traces that include a common signal return lead for the plurality of read transducers (readers) in the slider.
Hgst Netherlands B.v.
03/19/15
20150077876

Disk drive with different data sector integrated preambles in adjacent data tracks


A hard disk drive has disks with data sector preambles that allow for inter-track interference. The same data sector preamble is used for all data sectors in a track but the preamble in each track is different from the preamble in radially adjacent tracks.
Hgst Netherlands B.v.
03/19/15
20150077875

Disk drive with different synchronization fields and synchronization marks in the data sector preambles in adjacent data tracks


A hard disk drive has disks with data sector preambles that allow for inter-track interference. The same data sector preamble is used for all data sectors in a track but the preamble in each track is different from the preamble in radially adjacent tracks.
Hgst Netherlands B.v.
03/12/15
20150074450

Hard disk drive (hdd) early failure detection in storage systems based on statistical analysis


In one embodiment, a system includes a processor and logic integrated with and/or executable by the processor, the logic being configured to detect a failure event indicating possible failure of a storage device, initiate a rebuild for the storage device which experienced the failure event, receive information about the storage device which experienced the failure event, and apply a set of statistical process control rules to the information to determine whether the failure event is statistically abnormal. Other systems, methods, and computer program products for providing early warning of storage device failure are also described in additional embodiments..
International Business Machines Corporation
03/12/15
20150074425

System and encrypted disk drive sanitizing


A system and method for first changing the encryption key on a self-encrypting disk drive followed by a complete disk wipe. Either process can be separately performed, and they can be performed in any order.
Whitecanyon Software, Inc.
03/12/15
20150073199

High-frequency control device for accelerator and particle beam therapy system


A hard disk drive memory which stores pattern data of a high-frequency to be applied for each combination of energy and intensity of the generated particle beam and a local memory, which reads a plurality of pattern data of a high-frequency for each patient together with a sequential order of changing energy and intensity from the hard disk drive memory and stores data in order to perform a scanning irradiation method in which a layered particle beam irradiation region in a depth direction of an affected part of the patient is formed sequentially by changing energy and intensity of the particle beam sequentially to irradiate an affected part of a patient which is an irradiation subject with the particle beam, and which reads out data faster than the hard disk drive memory are provided.. .
Mitsubishi Electric Corportion
03/12/15
20150072606

Disk drive carriers and mountable hard drive systems with improved air flow


The side profile of a hard drive assembly may be configured with one or more open areas to allow cooling air to pass side-to-side through a lateral flow channel provided by a cavity defined in the base portion of the hard drive assembly. Corresponding and complementary open areas may be also be defined in mating drive carrier assembly side components to allow passage of lateral side-to-side cooling air through the base portion flow channel of a hard drive assembled to the drive carrier assembly to form a mountable hard drive system that is installed into a storage enclosure.
03/12/15
20150070831

Retaining hard disk drive


A hard disk retaining apparatus includes a main body and an indicating module is installed inside the main body, the indicating module includes a display button, a trigger button, and a display unit. When the hard disk drive is installed into the main body, the hard disk drive contacts the trigger button, pressing the display button, the display unit can display if the hard disk drive is installed into the hard disk retaining apparatus.
Hon Hai Precision Industry Co., Ltd.
03/12/15
20150070828

Hard disk drive assemblies with open side wall areas


The side profile of a hard drive assembly may be configured with one or more open areas to allow cooling air to pass side-to-side across the hard drive assembly through a lateral flow channel provided by a cavity defined in the base portion of the hard drive assembly.. .
03/12/15
20150070798

Spindle motor and disk drive apparatus


A spindle motor is configured to rotate a disk in a case defined by a base plate and a top cover arranged to cover an upper side of the base plate. The spindle motor includes a fluid dynamic bearing including a lubricant oil.
Nidec Corporation
03/05/15
20150062801

Mounting hard disk drive and electronic device with the mounting apparatus


A mounting apparatus includes a bracket receiving a hard disk drive (hdd), a transmission mechanism mounted on a side of the bracket, and an operation member. The transmission mechanism includes an installing frame, a first rack, and a second rack.
Hong Fu Jin Precision Industry (shenzhen) Co., Ltd
03/05/15
20150062758

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.
Hutchinson Technology Incorporated
03/05/15
20150062748

Motor polarity testing of a dual stage actuated disk drive head suspension


Methods and apparatus concern testing a disk drive suspension. Testing includes moving a first portion of a suspension relative to a second portion.
Hutchinson Technology Incorporated
02/26/15
20150058561

Increased destaging efficiency for smoothing of destage tasks based on speed of disk drives


For increased destaging efficiency by smoothing destaging tasks to reduce long input/output (i/o) read operations in a computing environment, the ramp up of the destaging tasks is adjusted based on speed of disk drives when smoothing the destaging of storage tracks between a desired number of destaging tasks and a current number of destaging tasks by calculating destaging tasks according to one of a standard time interval and a variable recomputed destaging task interval.. .
International Business Machines Corporation
02/26/15
20150058556

Log data store that stores data across a plurality of storage devices using non-disjoint layers


Storing data records within a log data store is provided. The log data store that stores data records within a plurality of successive non-disjoint layers inserted across a plurality of different types of data storage devices associated with a data processing system is generated.
International Business Machines Corporation
02/26/15
20150058552

Log data store that stores data across a plurality of storage devices using non-disjoint layers


Storing data records within a log data store is provided. The log data store that stores data records within a plurality of successive non-disjoint layers inserted across a plurality of different types of data storage devices associated with a data processing system is generated.
International Business Machines Corporation
02/26/15
20150058540

Hybrid-device storage based on environmental state


A hybrid storage device that includes a hard-disk drive (hdd) and a flash memory is described. When control logic in the hybrid storage device receives a request from an external device to write a block of data to a logical address in a first portion of an address space that maps to the hdd, the control logic writes the block of data to the hdd.
Apple Inc.
02/26/15
20150055288

Server


A shield against electromagnetic radiation emanating from a server includes a shielding apparatus attached to a server chassis which contains a set of hard disk drive modules. Each hard disk drive module includes a bracket and a hard disk drive fixed therein.
Hon Hai Precision Industry Co., Ltd.
02/26/15
20150055256

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


Various embodiments concern a gimbaled flexure having a dual stage actuation structure. The flexure comprises a gimbal which includes a pair of spring arms, a pair of struts, and a tongue between the spring arms.
Hutchinson Technology Incorporated
02/26/15
20150055255

Low resistance ground joints for dual stage actuation disk drive suspensions


Stable, low resistance conductive adhesive ground connections between motor contacts and a gold-plated contact area on a stainless steel component of a dual stage actuated suspension. The stainless steel component can be a baseplate, load beam, hinge, motor plate, add-on feature or flexure..
Hutchinson Technology Incorporated
02/26/15
20150055254

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


Various embodiments concern a dual stage actuation suspension that comprises a loadbeam having a load point projection. The suspension further comprises a gimbal assembly having a point of contact that is in contact with the load point projection such that the gimbal assembly can gimbal about the load point projection.
Hutchinson Technology Incorporated
02/26/15
20150055253

Disk drive suspension


A slider and microactuator elements are arranged on a gimbal portion of a flexure. A conducting member includes tongue conductive circuit portions, and unsupported conductive circuit portions which do not overlap with a metal base.
Nhk Spring Co., Ltd.
02/26/15
20150055248

Spindle motor and disk drive apparatus


A spindle motor includes a recording disk and a clamper. A cylindrical portion includes a first screw portion positioned in an outer circumferential portion of the cylindrical portion.
Nidec Corporation
02/26/15
20150055247

Spindle motor, and disk drive apparatus


A spindle motor includes a stationary portion and a rotating portion. The stationary portion includes a shaft, a first cup portion.
Nidec Corporation
02/26/15
20150055246

Spindle motor and disk drive apparatus


A spindle motor includes an upper bearing portion and a lower bearing portion each of which is inclined with respect to a central axis. The upper bearing portion includes an upper dynamic pressure generating groove defined in at least one of an upper outer circumferential surface of a shaft portion and an upper inner circumferential surface of a sleeve.
Nidec Corporation
02/26/15
20150055243

Timing of power state change in a disk drive based on disk access history


A data storage device that includes a magnetic storage device and a non-magnetic nonvolatile storage device that measures a hit rate of read/write commands that result in accesses to the non-magnetic nonvolatile storage device, and adjusts a length of a time period, such as an idle time, based on the hit rate. The duration of the time period can be set each time the magnetic storage device is accessed.
Kabushiki Kaisha Toshiba
02/19/15
20150052276

Data storage architecture extension system and method


A data storage architecture extension (dax) system and method that daisy-chains multiple sata disk drive storage elements to allow a single host bus adapter (hba) to view the daisy-chain as one logical sata disk drive is disclosed. The system/method may be broadly described as comprising a pass-thru disk drive controller (ptddc) further comprising a pass-thru input (pti) port, disk drive interface (ddi) port, and pass-thru output (pto) port.


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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