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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


Method and apparatus for providing stackable hard-disk drive carrier using pull-out drawers

Netgear

Method and apparatus for providing stackable hard-disk drive carrier using pull-out drawers

Disk drive and data save method

Toshiba

Disk drive and data save method

Disk drive and data save method

Nintendo

Stationary game apparatus, game apparatus, game system, recording medium and speed control method


Date/App# patent app List of recent Disk Drive-related patents
08/20/15
20150237191 
 Modular wireless communicator patent thumbnailModular wireless communicator
A wireless communicator with direct usb connection, including a communicator module that connects to and disconnects from a jacket, including a communicator storage memory, a modem for wireless communication, and a communicator connector for connecting the communicator module to the jacket, and a jacket for the communicator module, including a usb disk drive, a jacket connector for connecting the jacket to the communicator module, a usb connector for connecting the jacket to a usb host device, and a controller for enabling the usb host device to access both the communicator storage memory and the jacket usb disk drive when the usb host device is connected to the usb connector, and when the communicator module is connected to the jacket via the communicator and jacket connectors.. .
Google Inc.


08/20/15
20150235673 
 Method and  providing stackable hard-disk drive carrier using pull-out drawers patent thumbnailMethod and providing stackable hard-disk drive carrier using pull-out drawers
A method and apparatus for providing a stackable hard-disk drive (“hdd”) carrier using pull-out drawers and fasteners are disclosed. The carrier, in one embodiment, includes an inner case or drawer and an outer frame casing.
Netgear, Inc.


08/20/15
20150234607 
 Disk drive and data save method patent thumbnailDisk drive and data save method
According to one embodiment, a disk drive includes a data-save control unit configured to, when a decrease of power is detected, save data in a volatile memory to a non-volatile memory using a backup power source. The disk drive further includes a command processing unit configured to, when new data is stored in the volatile memory, when a data amount of unsaved data, which has not been saved in a disk media memory, exceeds a backup data amount that can be saved from the volatile memory to the non-volatile memory, save the unsaved data to the disk media memory..
Kabushiki Kaisha Toshiba


08/20/15
20150231511 
 Stationary game apparatus, game apparatus, game system, recording medium and speed control method patent thumbnailStationary game apparatus, game apparatus, game system, recording medium and speed control method
An example system includes an internal hard disk drive storing a program and/or data, a communication unit transmitting/receiving a program and/or data via a network, and a processor executing a program stored in the hard disk drive to perform game processing. The example system is not provided with an optical disk drive for reading out a program and/or data from an optical disk..
Nintendo Co., Ltd.


08/13/15
20150230368 
 Mounting system for hard disk drive patent thumbnailMounting system for hard disk drive
A mounting system for a hard disk drive includes a case, an insulation member, and a mounting member. The case is configured to receive the hard disk drive and includes a sidewall and an emi protection structure extending from the sidewall.
Hon Hai Precision Industry Co., Ltd.


08/13/15
20150229238 
 Piezoelectric device, piezoelectric actuator, hard disk drive, and inkjet printer apparatus patent thumbnailPiezoelectric device, piezoelectric actuator, hard disk drive, and inkjet printer apparatus
A piezoelectric device is provided with a piezoelectric element including a piezoelectric layer exhibiting a polarizability γ smaller than 1×10−9 (c/(v·m)) in the case where an electric field is applied until polarization is saturated and a circuit having a means to set a minimum value of a drive electric field to become larger than a positive coercive electric field of the above-described piezoelectric layer and a means to set a maximum value of the above-described drive electric field to become smaller than (pm′ (maximum value of polarization)−pr′ (quasi-remanent polarization))/(1×10−9) and, therefore, an object is to drive the piezoelectric element in an electric field range in which maximum piezoelectric characteristics are obtained, improve the characteristics of the piezoelectric device, and enhance the reliability.. .
Tdk Corporation


08/13/15
20150228301 
 Axial field motor and  assembling patent thumbnailAxial field motor and assembling
An axial field motor and a method of assembling the motor are provided. The hard disk drive includes a spindle motor having a fluid dynamic bearing (fdb) motor hub, a hard disk drive housing and a base insert.
Marvel International Ltd.


08/13/15
20150228300 
 Spindle motor, and disk drive apparatus including the spindle motor patent thumbnailSpindle motor, and disk drive apparatus including the spindle motor
A spindle motor includes a base portion and a bearing mechanism. A fixing region, which includes a first region at which the base portion and the bearing mechanism are fixed to each other and a second region at which a seal gap is defined between the base portion and the bearing mechanism, is located between an inner circumferential portion of the base portion which defines a through hole and an outer circumferential portion of the bearing mechanism.
Nidec Corporation


08/13/15
20150224571 
 Casting process for producing hermetically sealed housings for hard disk drives patent thumbnailCasting process for producing hermetically sealed housings for hard disk drives
An aluminum alloy casting having a globular microstructure forms a housing for a hard disk drive by pouring a molten aluminum alloy with a fine grain and a non-dendritic structure into the shot chamber defined by a shot sleeve of a vertical die cast press. Heat is removed from the molten alloy to produce a semi-solid slurry which is forced upwardly into a die cavity through an offset elongated funnel gate opening positioned to received and merge hotter slurry within the center portion of the shot chamber with cooler slurry adjacent the shot sleeve.
T.h.t. Presses, Inc.


08/06/15
20150220478 
 Data storage raid architecture system and method patent thumbnailData storage raid architecture system and method
A data storage raid architecture 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.

07/30/15
20150214814 

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 lower thrust member fixedly attached to a base member; a shaft having a lower end portion coupled to the lower thrust member and an upper end portion provided with a flange part; a rotating member including a sleeve rotatably provided based on the shaft and a rotor hub extended from the sleeve in an outer radial direction; and a sealing member provided at an end portion of the flange part, extended in a downward axial direction so as to enclose an outer portion of an upper end of the sleeve, and forming a liquid-vapor interface between the sealing member and the sleeve, wherein the sealing member has a first inclined surface inclined in an inner radial direction and downwardly in the axial direction..
Samsung Electro-mechanics Co., Ltd.


07/30/15
20150214808 

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 sleeve supporting a shaft and forming a bearing clearance between the sleeve and the shaft; a housing provided on an outer peripheral surface of the sleeve and forming a circulation hole between the housing and the sleeve; and a rotor hub attached to an upper end portion of the shaft and including an extension wall part extended downwardly and forming a liquid-vapor interface between the extension wall part and the housing, wherein a connection part is formed between the sleeve and the housing and the circulation hole to communicate with each other, and the extension wall part includes a protrusion part protruding in an inner diameter direction corresponding to a direction toward the connection part at a portion of the connection part in communication with the sealing part..
Samsung Electro-mechanics Co., Ltd.


07/30/15
20150213832 

Spindle motor and hard disk drive including the same


There is provided a spindle motor including: a lower thrust member fixed to a base member; a shaft having a lower end portion fixed to the lower thrust member; and a rotating member rotating around the shaft and having a circulating hole formed therein in order to circulate a lubricating fluid, wherein a thrust dynamic groove is formed in at least one of facing surfaces of the rotating member and the lower thrust member, and an air bubble collecting groove having a ring shape is formed in at least one of the facing surfaces of the rotating member and the lower thrust member so as to be overlapped with the circulating hole.. .
Samsung Electro-mechanics Co., Ltd.


07/30/15
20150213831 

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 lower thrust member fixedly attached to a base member; a shaft having a lower end portion coupled to the lower thrust member and an upper end portion provided with a flange portion; a rotating member including a sleeve rotating based on the shaft; and a fixed member including a fitting protrusion protruding upwardly in an axial direction and fitted into and fixed to a fixation groove recessed upwardly from a lower end of the shaft in the axial direction and a flange caught by a lower surface of the lower thrust member..
Samsung Electro-mechanics Co., Ltd.


07/30/15
20150213830 

Spindle motor and hard disk drive including the same


There is provided a spindle motor including: a shaft having a lower end portion fixed to a lower thrust member and having a flange part disposed at an upper end portion thereof; a rotating member rotating around the shaft and including a sleeve part disposed between the lower thrust member and the flange part; a sealing member fixed to an outer peripheral surface of the flange part of the shaft; a cap member fixed to the rotating member to be disposed to face the sealing member; and a cover member having a region surrounding amounting hole seated on an upper surface of the flange part of the shaft and forming a labyrinth seal together with the cap member.. .
Samsung Electro-mechanics Co., Ltd.


07/30/15
20150213818 

Dual stage microactuator flexure feature for minimizing electrical shorts


Approaches to a flexure gimbal assembly for a hard-disk drive (hdd), having a feature for reducing the risk of electrical shorts, include a flexure having an electrically conductive layer and an insulating layer having a flexure tongue with which one or more microactuator piezo actuating device is coupled, where the flexure tongue comprises a gap positioned to inhibit contact between the conductive adhesive and the conductive layer of the flexure which may otherwise cause an electrical short.. .
Hgst Netherlands B.v.


07/23/15
20150207057 

Thin film piezoelectric element, thin film piezoelectric actuator, and thin film piezoelectric sensor; and hard disk drive, and inkjet printer


An object is to increase the amount of displacement of a thin-film piezoelectric element including a piezoelectric thin film having an uneven-shaped contact surface with the planar shape and the layer structure of the thin-film piezoelectric element kept unchanged. The thin-film piezoelectric element includes a pair of electrode layers and a piezoelectric thin film sandwiched between the pair of electrode layers, in which a surface roughness p-v of an interface between the piezoelectric thin film and at least one of the pair of electrode layers is 220 nm or more and 500 nm or less..
Tdk Corporation


07/23/15
20150206554 

Hard disk support and electronic device using the hard disk support


A hard disk support for holding a hard disk drive can include a frame, a bracket, and a plurality of arched ribs. The bracket is located in the frame.
Hon Hai Precision Industry Co., Ltd.


07/23/15
20150205804 

Archiving system with partitions of individual archives


According to the disclosure, a unique and novel archiving system that provides one or more application layer partitions to archive data is disclosed. Embodiments include an archiving system having removable hard disk drives embedded in removable disk cartridges, referred to simply as removable disk drives.
Imation Corp.


07/23/15
20150205541 

High-capacity solid state disk drives


Data storage devices are disclosed. A plurality of memory controllers are operatively coupled to a plurality of solid state memory devices.
Samya Systems, Inc.


07/23/15
20150202680 

Method for manufacturing semifinished product for hard disk drive device case body and semifinished product for case body


The present invention is to provide a method for manufacturing a case body of a hard disk drive device (hdd) case capable of not easily causing a defect in a thin portion, accurately forming a thin portion and a fine shape portion, and obtaining satisfactory rigidity, strength, machinability, joint performance, and airtightness. A forging material composed of an aluminum alloy is die-forged into an intermediate product having an intermediate shape and intermediate dimension by hot forging and the intermediate product is further die-forged into the shape of a semifinished product for a case body by cold forging.
Showa Denko K.k.


07/09/15
20150194592 

Piezoelectric element, piezoelectric actuator, piezoelectric sensor, hard disk drive, and inkjet printer device


An object is to reduce the leakage current of a piezoelectric element including a potassium-sodium niobate thin film, enhance the reliability of the piezoelectric element and, in addition, enhance the withstand voltage by including a pair of electrodes and a piezoelectric layer sandwiched between the above-described pair of electrode layers, wherein the above-described piezoelectric layer is provided with at least one layer each of first piezoelectric layer which is a potassium-sodium niobate thin film substantially not containing mn (manganese) and second piezoelectric layer which is a potassium-sodium niobate thin film containing mn.. .
Tdk Corporation


07/09/15
20150194181 

Spindle motor and hard disk drive including the same


There is provided a spindle motor including, a lower thrust member including an extension part protruding upwardly; a shaft fixed to the lower thrust member; an upper thrust member extended from an upper end portion of the shaft; and a rotating member disposed above the lower thrust member and rotatably installed on the shaft, wherein an outer surface of the upper thrust member and an inner surface of the rotating member have a first sealing part formed therebetween, the first sealing part having a first liquid-vapor interface formed therein, an inner surface of the extension part of the lower thrust member and an outer surface of the rotating member have a second sealing part formed therebetween, the second sealing part having a second liquid-vapor interface formed therein, and the rotating member includes a communication hole formed therein so as to connect the first and second sealing parts to each other.. .
Samsung Electro-mechanics Co., Ltd.


07/09/15
20150194176 

Visco pad placement in disk drives


The present disclosure relates to methods and a related systems and tools for dispensing an adhesive piece having damping qualities onto a component of a hard disk drive suspension. The adhesive piece can be commercially available layered strip sold as an adhesive layer having a first and a second liner adhered to each side.
Hutchinson Technology Incorporated


07/09/15
20150194170 

Balanced multi-trace transmission in a hard disk drive flexure


Various embodiments concern a flexure comprising a base metal layer. The base metal layer can have a void between a first lateral side and a second lateral side.
Hutchinson Technology Incorporated


07/09/15
20150193602 

Methods and sharing, transferring and removing previously owned digital media


The invention provide systems and methods for management of digital media objects, comprising first and second client digital data processors (e.g., personal (or private) computers, laptops, dedicated music devices, electronic book readers, and so forth) that are in communications coupling with one or more stores (e.g, dedicated disk drives, flash drives, cloud storage, etc.). At least one digital media object (dmo) or copy thereof is stored in one or more of those stores and is accessible by at least one of the first and second client digital data processors..
Redigi, Inc.


07/09/15
20150193147 

Assigning priorities to data for hybrid drives


A hybrid drive includes multiple parts: a performance part (e.g., a flash memory device) and a base part (e.g., a magnetic or other rotational disk drive). A drive access system, which is typically part of an operating system of a computing device, issues input/output (i/o) commands to the hybrid drive to store data to and retrieve data from the hybrid drive.
Microsoft Corporation


07/02/15
20150187392 

Mounting hard disk drive


A mounting apparatus for a hard disk drive (hdd) includes a rack and two resilient brackets. The rack defines a receiving slot and two latching holes located at rear end of the receiving slot.
Hon Hai Precision Industry Co., Ltd.


07/02/15
20150187391 

Base for hard disk drive and hard disk drive including the same


A base may include: a base frame formed by plastic working of a steel sheet; a motor installation portion formed by depressing one portion of the base frame so that the depressed outer portion protrudes from a bottom surface of the base frame; and an additional reinforcement member provided on an outer side of a side wall surface of the motor installation portion protruding from the bottom surface of the base frame.. .
Samsung Electro-mechanics Co., Ltd.


07/02/15
20150187376 

Balanced co-located gimbal-based dual stage actuation disk drive suspensions


Various embodiments concern a suspension having a dsa structure on a gimbaled flexure comprising a loadbeam having a load point dimple and a flexure attached to the loadbeam. The flexure comprising a metal layer having a pair of spring arms, a tongue located between the spring arms, and a pair of struts.
Hutchinson Technology Incorporated


07/02/15
20150186064 

Managing operational parameters for electronic resources


Customers of shared resources in a multi-tenant environment can modify operational parameters of electronic resources. A customer can be provisioned a data volume of a specified size, storage type (e.g., hard disk drive or solid state device), committed rate of input/output operations per second, and/or geographical location, for example.
Amazon Technologies, Inc.


06/25/15
20150179229 

Hard disk drive mounting device


A mounting device mounts a first hard disk drive with a sata connector or a second hard disk drive with a sas connector. The mounting device includes a bracket, an adapter assembly, and a number of fasteners.
Hong Fu Jin Precision Industry (shenzhen) Co., Ltd.


06/25/15
20150179212 

Spindle motor, and disk drive apparatus including the spindle motor


A spindle motor includes a shaft extending in an axial direction, and a base portion configured to define a portion of a housing, and including a through hole in which the shaft is inserted. The shaft includes a non-through hole portion, a first connection channel, and a second connection channel extending from the non-through hole portion in a radial direction.
Nidec Corporation


06/25/15
20150178225 

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


06/18/15
20150170701 

Motor and disk drive apparatus


A stator includes a stator core and a plurality of coils. The stator core includes a core-back, a plurality of teeth portions, and a plurality of lug portions.
Nidec Corporation


06/18/15
20150170700 

Disk drive device with disk detection mechanism


In a disk drive device, a guide section is formed to protrude from the front surface of a guide top and face a front panel of a frame member with a detection pin therebetween. The guide section forms an inclined side that faces a free end of the detection pin with a gap therebetween.
Alpine Electronics, Inc.


06/18/15
20150170695 

Systems and methods for clearance monitoring in storage media


A method for measuring the head-disk clearance between a slider and a disk includes measuring a first resistance with a first bias applied to an embedded contact sensor of the slider, measuring a second resistance with a second bias applied to the embedded contact sensor of the slider, and determining the head-disk clearance based at least in part on a difference between the first resistance and the second resistance. A system includes a disk drive, a slider comprising an embedded contact sensor, and circuitry to apply at least two bias voltages to the embedded contact sensor, measure at least two resistances of the embedded contact sensor based on the application of the at least two bias voltages, and to determine the head-disk clearance based at least in part on a difference between the at least two resistances..
Hgst Netherlands B.v.


06/18/15
20150170690 

Shielded flex cable for use in a disk drive


A flex cable with a shielding layer for use in a disk drive is described. The flex cable connects the actuator to the system electronics.
Hgst Netherlands B.v.


06/18/15
20150170689 

Slider cavity feature for gimbal attachment


Disclosed is an embodiment of a suspension for a disk drive having a slider configured for bonding with a gimbal using an adhesive. Embodiments of the slider include one or more cavities in a portion of a slider mounting surface of the slider.
Seagate Technology Llc


06/18/15
20150170688 

Grease composition additive for pivot bearing assemblies


A magnetic hard disk drive compromising a head along a suspension pivoted by a pivot bearing assembly that utilizes a grease composition is provided. The grease composition comprises an additive having at least one aryl phosphite and at least one orthophosphoric acid ester.
Western Digital Technologies, Inc.


06/18/15
20150170687 

Implementing asymmetric degauss control for write head for hard disk drives


A method, apparatus, and system for implementing enhanced asymmetric degauss control for a write head for hard disk drives. A degauss period is provided at the end of a write.
Hgst Netherlands B.v.


06/18/15
20150169234 

External storage device and data storing the external storage device


The present invention has the differences in that the external storage device has at least a hard disk drive and at least a nonvolatile memory logically integrated into a storage media through a low level of a system associated with the external storage device, measures the environmental temperature and measures continuously and records if a vibration is generated according to a time period, and selectively stores the data into the hard disk drive or the nonvolatile memory. By means of the above technique, the present invention may provide the efficacy of exemption of effects from unceasing vibrations and unstable operational temperature of the hard disk drive under a mobile environment..
Moxa Inc.


06/18/15
20150166784 

Curable composition for hard disk drive


The present invention provides a curable composition for a hard disk drive, the composition comprising: a compound (component a1) having an ethylenically unsaturated group and having no epoxy group and a compound (component a2) having an ethylenically unsaturated group and an epoxy group, or the component a2 and a compound (component a3) having an epoxy group and having no ethylenically unsaturated group, or the component a1 and the component a3, or the component a1, the component a2, and the component a3, or the component a2; a photo-radical polymerization initiator (component b); and a compound (component c) capable of causing the epoxy group to undergo polymerization, and a method for producing a hard disk drive, which comprises the step of bonding a part to a magnetic head portion using the composition.. .
Kyoritsu Chemical & Co., Ltd.


06/11/15
20150163954 

Server 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.


06/11/15
20150162051 

Indication device for hard disk drive


An indication device is provided for indicating a working status of a hard disk drive coupling to a backplane. The indication device includes a power supply unit, a control chip, a display unit, and a connector.
Hon Hai Precision Industry Co., Ltd.


06/11/15
20150162034 

Disk drive head suspension tail with stiffened edge alignment features


A head gimbal assembly for a disk drive includes a flexure tail terminal region having flexure bond pads in electrical communication with the head. Each of the flexure bond pads includes a widened region of a corresponding one of a plurality of electrical traces in a conductive layer, and a discontinuous bond pad backing island in a structural layer that overlaps the widened region.
Western Digital Technologies, Inc.


06/11/15
20150162033 

Constrained dimple pad damper for disk drive head suspension


A disk drive head suspension including a load beam, a flexure on the load beam, and a load point dimple extending from the load beam toward the flexure. A constrained damper is located on the flexure and is engaged by the load point dimple.
Hutchinson Technology Incorporated


06/11/15
20150160949 

Bootstrapping server using configuration file stored in server-managed storage


A method and apparatus for booting a clustered management system is provided where the configuration information required to boot the system is stored within the system itself. The techniques cope with several issues including finding the configuration data on the physical disk before the logical disk system is established, coping with replicated copies of configuration data, network partitions and disk drive failures that may prevent a booting node to have perfect knowledge of the state of the entire system, and active nodes modifying or moving configuration data while the booting node is searching for a consistent, correct copy of configuration data..
Oracle International Corporation


06/11/15
20150160886 

Method and system for programmable sequencer for processing i/o for various pcie disk drives


Disclosed is a system and method for using a programmable sequencer to produce a required command for a particular standard, or format, being used by the pcie disk drive. A pcie disk drive may support a different standard, or format.
Lsi Corporation


06/11/15
20150160882 

Mixed mode hard drive with idle time & expandable i-region / e-region


A computer system includes a host and a disk drive apparatus communicatively coupled to the host. The disk drive includes at least one disk having two major surfaces divided into a plurality of regions.
Hgst Netherlands B.v.


06/04/15
20150154994 

Hard disk drive actuator assembly with interleaved voice coil motor


Approaches to a rotary actuator assembly configured for use in a hard disk drive (hdd) include a voice coil interleaved between the pivot bearing and the actuator arm, providing a longer pivot-to-head dimension which reduces the radius of curvature of the arc in which the head slider travels over the disk for accessing portions of the disk. Reducing the arc radius of curvature reduces the maximum skew angles of the read-write head in association with the disk tracks.
Hgst Netherlands B.v.


06/04/15
20150153789 

Mounting device for hard disk drive


A mounting device comprises two sidewalls, a connecting portion defining a receiving slot, a fixing member, and a latching member slidably received in the receiving slot. A blocking piece and a connecting wall are connected between a top wall and a bottom wall of the receiving slot.
Hong Fu Jin Precision Industry (shenzhen) Co., Ltd.


05/28/15
20150149640 

Fast provisioning virtualization network 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.


05/28/15
20150146507 

Submount-integrated photodetector for monitoring a laser for a heat-assisted magnetic recording head


In a heat-assisted magnetic recording hard disk drive, a laser module includes a submount-integrated photodetector configured to receive optical energy from a laser by way of a head slider. The submount may be formed of a semiconductor material such as a crystalline silicon material, and the photodetector may be a photodiode that is integrally formed with the submount.
Hgst Netherlands B.v.


05/28/15
20150146506 

Disk drive comprising laser transmission line optimized for heat assisted magnetic recording


A disk drive is disclosed comprising a disk and a head comprising a laser configured to heat the disk while writing to the disk. At least one transmission line couples a laser driver to the laser.
Western Digital Technologies, Inc.


05/28/15
20150146366 

System, disk drive fluid dynamic bearing


A disk drive can include an enclosure and a media disk rotatably mounted to the enclosure via a spindle. A fluid dynamic bearing (fdb) can be mounted between the enclosure and the spindle of the media disk.
Hgst Netherlands B.v.


05/28/15
20150146325 

Suspension assembly, head suspension assembly, and magnetic disk drive


According to one embodiment, a suspension assembly including a load beam and an electric wiring member is provided. The load beam has a thin plate-like shape that extends from a base part toward a distal end.
Kabushiki Kaisha Toshiba


05/28/15
20150146324 

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


05/28/15
20150146323 

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


05/28/15
20150146319 

Disk drive slider with sense amplifier for coupling to a preamp through a supply/bias line and a read signal line


A disk drive slider is disclosed comprising a first read element for generating a first read signal, and a first sense amplifier comprising a first input terminal coupled to the first read element, a first output terminal coupled to a first output line, and a first supply terminal coupled to a supply line. The first sense amplifier is for amplifying the first read signal to generate a first amplified read signal, the first output line is for transmitting the first amplified read signal to a preamp, and the supply line is for coupling to the preamp in order to supply power to the first sense amplifier and supply a first bias to the first read element..
Western Digital Technologies, Inc.




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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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